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Dow Global Technologies Inc patents


Recent patent applications related to Dow Global Technologies Inc. Dow Global Technologies Inc is listed as an Agent/Assignee. Note: Dow Global Technologies Inc may have other listings under different names/spellings. We're not affiliated with Dow Global Technologies Inc, we're just tracking patents.

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Thermally activated delayed fluorescence organic light emitting diode having host matrix polarity co-doping

Disclosed herein is a composition comprising a host material; a fluorescent emitter, wherein the host material and the emitter are different from each other; and a codopant comprising a small molecule that has a polarity that is different from that of the host material; where the codopant modulates an energy gap of the fluorescent emitter to enhance thermally activated delayed fluorescence of the fluorescent emitter in a solid state. Disclosed herein too is a method comprising blending together a solvent, a host material, a fluorescent emitter, and a codopant, wherein the host material and the emitter are different from each other; and wherein the codopant comprising a small molecule that has a polarity that is different from that of the host material; where the codopant modulates an energy gap of the fluorescent emitter to enhance thermally activated delayed fluorescence of the fluorescent emitter in a solid state.. ... Dow Global Technologies Inc

Process to produce a vinylidene chloride-based heteropolymer

A process to prepare a vinylidene chloride heteropolymer comprising copolymerizing vinylidene chloride with at least one comonomer selected from the group consisting of alkyl acrylates, non-vinylidene chloride vinyl monomers and combinations thereof in the presence of an indicator, wherein the indicator is soluble in vinylidene chloride, the at least one comonomer, or a mixture of the vinylidene chloride and the at least one comonomer is provided.. . ... Dow Global Technologies Inc

Polyether-acetal polyol compositions

Embodiments of the present disclosure are directed to polyether-acetal polyol compositions, more particularly to polyol compositions including a polyether-acetal polyol that can be utilized to form polyurethanes. As an example, a polyurethane formulation can include a polyol composition including a polyether-acetal polyol functionalized with at least one acetal functional group, where the polyol composition has an average hydroxyl functionality from 2 to 8 and a hydroxyl equivalent weight from 150 to 4000, where the portion of the polyether-acetal polyol that is functionalized with the at least one acetal functional group is 1 percent to 40 percent of a total weight of the polyether-acetal polyol, where the polyether-acetal polyol has a primary hydroxyl group content of at least 55 percent, and a polyisocyanate, where the polyurethane formulation has an isocyanate index in a range from 70 to 500.. ... Dow Global Technologies Inc

A process for preparing functional polymers through addition of amino and polymeryl groups to aldehyde moieties

The present disclosure relates to a one-pot process for synthesizing functional compounds or functional polymers by reacting an aldehyde with an alkyl-zinc or polymeryl-zinc composition in the presence of a specific lewis acid, wherein the reaction is rapid and facile at high temperatures.. . ... Dow Global Technologies Inc

Process for preparing an ester of a cellulose ether in the presence of acetic acid and a reaction catalyst

A process for preparing an esterified cellulose ether comprises the step of esterifying a cellulose ether with (i) an aliphatic monocarboxylic acid anhydride or (ii) a dicarboxylic acid anhydride or (iii) a combination of an aliphatic monocarboxylic acid anhydride and a dicarboxylic acid anhydride in the presence of acetic acid. The esterification reaction is conducted in the presence of an alkali metal diacetate as a reaction catalyst.. ... Dow Global Technologies Inc

Fitment with ethylene/a-olefin multi-block copolymer

The present disclosure provides a fitment. In an embodiment, a fitment is provided and includes a top portion, a base, and a channel extending through the top portion and the base for passage of a flowable material. ... Dow Global Technologies Inc

Polyolefin based laminated structures with elastic properties

Embodiments of laminated structures include a first film comprising a first polyolefin; an intermediate layer comprising a laminate adhesive, and a second film comprising a second polyolefin. The laminated structures exhibit excellent elastic recovery properties, ensuring that the laminated structure can adapt and hold to the shape of the packaged product.. ... Dow Global Technologies Inc

Multilayer films, methods of manufacture thereof and articles comprising the same

Disclosed herein is a multilayered article comprising a first layer comprising a thermoplastic polymer; where the thermoplastic polymer comprises polyolefin, a compatibilizer and thermoplastic starch; where the first layer does not contain any filler; and a second layer comprising a polyolefin and a filler; where the second layer does not contain any thermoplastic starch. Disclosed herein too is a method of manufacturing a multilayered article comprising coextruding a first layer and a second layer; where the first layer comprises a polyolefin, a compatibilizer and thermoplastic starch and does not contain any filler; where the second layer comprises a polyolefin and a filler and does not contain any thermoplastic starch; and where the first layer contacts the second layer.. ... Dow Global Technologies Inc

Closed impregnation process and apparatus therefor

A closed impregnation device (200) for impregnating a fiber reinforcement material with a thermosetting resin composition including a housing, an entry means adapted for feeding a dry fiber reinforcement material into the housing, a means for feeding a dry fiber reinforcement material through, and into, the housing, a passageway from the entry means into the housing, an injection means disposed in the housing adapted for injecting a thermosetting resin composition into the housing and contacting and wetting the dry fiber reinforcement material, a means for feeding a thermosetting resin composition through, and into, the housing via the injection means, an exit means adapted for discharging a wetted fiber reinforcement material from the housing, and a passageway from the inside of the housing to the outside of the housing adapted for allowing the wetted fiber to exit the housing.. . ... Dow Global Technologies Inc

Polymer composites and films comprising reactive additives having thiol groups for improved quantum dot dispersion and barrier properties

The present invention provides polymer composites, such as films, having dispersed therein quantum dots, wherein the polymer comprises (b) polymerized units of a first compound comprising from one to 6 thiol groups, the compound having a molecular weight from 300 to 20,000 and having at least one continuous acyclic hydrocarbyl chain of at least three carbon atoms, or, preferably, at least 5 carbon atoms; and (c) polymerized units of a second compound having a molecular weight from 100 to 750 and comprising at least two polymerizable vinyl groups as part of a (meth)acrylate ester group or attached directly to an aromatic ring and, wherein the molecular weight of the first compound minus the molecular weight of the second compound is at least 100. The polymer composites provide more stably dispersed and durable quantum dot compositions for use in, for example, display devices.. ... Dow Global Technologies Inc

Thermally unstable hydroxyalkyl ammonium carboxylates for enhanced oil recovery

A process includes (a) injecting a steam composition into a subterranean location containing heavy hydrocarbons, preferably bitumen, wherein the steam composition comprises (i) steam and (ii) a hydroxyalkyl ammonium carboxylate and (b) recovering the heavy hydrocarbon from the subterranean location to above the ground. The process is preferably a cyclic steam stimulation (css) process, a steam assisted gravity drainage (sagd), or a combination thereof.. ... Dow Global Technologies Inc

Adhesive composition

The present disclosure provides a composition. In an embodiment a composition is provided and includes: (a) a carboxylic-functionalized ethylene/a-olefin interpolymer having (i) a density from 0.855 g/cc to 0.895 g/cc; and (ii) a melt viscosity, at 177° c., less than, or equal to, 50,000 mpa·s; and (b) a propylene-based interpolymer having (i) a density from 0.870 g/cc to 0.890 g/cc; and (ii) a melt viscosity, at 177° c., less than, or equal to, 50,000 mpa·s.. ... Dow Global Technologies Inc

Coating composition

Provided is a coating composition comprising (a) a matrix mixture, comprising (i) one or more urethane multi(meth)acrylates (ii) one or more non-urethane multi(meth)acrylates (iii) optionally one or more mono(meth)acrylates (iv) one or more initiators; (b) zirconia,; and wherein the weight ratio of (a) to (b) is from 0.06:1 to 2.8:1, and wherein the amount of (a) plus the amount of (b) is 1% to 100% by weight based on the weight of said coating composition. Also provided is a coated article formed by a process comprising (a) applying a layer of the coating composition to a surface of a substrate, (b) removing said solvent from said layer of the coating composition, and (c) curing, or allowing to cure, said layer of the coating composition.. ... Dow Global Technologies Inc

Polymer coatings compositions with reduced ignition sensitivity

A composition is provided that comprises at least the following: polymer particles comprising a coating on at least a portion of the total surface of the polymer particles, and wherein the coating is formed from a powder composition comprising at least one inorganic powder, and at least one organic powder selected from a metal stearate and/or a polymer powder, and wherein the weight ratio of the total amount of the inorganic powder to the total amount of the organic powder is from 3.0 to 50.0.. . ... Dow Global Technologies Inc

09/20/18 / #20180265611

Process for producing ethylene-based polymers with reduced gel counts and low reactor fouling

Ethylene-based polymer is made by a process comprising polymerizing a reaction mixture comprising ethylene and at least one chain transfer agent system; wherein the polymerization takes place in the presence of at least one free-radical initiator; and wherein the polymerization takes place in a reactor configuration comprising at least one tubular reactor with at least three reaction zones; and wherein at least two reaction zones receive an ethylene feed; and wherein the degree of polymerization in the first reaction zone is less than, or equal to, (5/lcbf)*3150; and wherein the ethylene-based polymer formed by the process comprises the following properties: (a) lcbf≥(4.7+0.5*log(i2)); and (b) i2 from 0.2 to 25 dg/min.. . ... Dow Global Technologies Inc

09/20/18 / #20180265604

Procatalyst and polymerization process using the same

A procatalyst for the polymerization of ethylene and optionally one or more alpha-olefins having the structure shown in formula (i) below. Formula (i) is provided. ... Dow Global Technologies Inc

09/20/18 / #20180265602

Multi- or dual-headed compositions useful for chain shuttling and process to prepare the same

The present disclosure relates to a process for synthesizing multi- or dual-headed compositions having the formula r1ma[r2ma-]nr1 by employing a sterically hindered compound and an organometallic compound in the presence of a transition metal catalyst. The present disclosure further relates to use of the compositions, as well as the process to make the same, in olefin polymerization.. ... Dow Global Technologies Inc

09/20/18 / #20180265458

Process to produce polycarbamate, polycarbamate produced thereby and a coating composition comprising the polycarbamate

A process to prepare polycarbamate comprising adding urea to a polyol in the presence of at least one catalyst selected from the group consisting of compounds having the following formula mmzn; wherein m is a trivalent metal, and z is an anionic functionality or a functionality capable of forming a covalent bond with m and wherein n times a valence number of z equals x and m times three equals y wherein the absolute value of x equals the absolute value of y is provided. Also provided are a polycarbamate produced according to the process and a coating composition comprising the polycarbamate.. ... Dow Global Technologies Inc

09/20/18 / #20180265363

A method of making a composite multilayer structure

A method of making a multilayer structure is provided, comprising providing a substrate; providing a coating composition, comprising: a liquid carrier, a polycyclic aromatic additive and a mx/graphitic carbon precursor material having a formula (i); disposing the coating composition on the substrate to form a composite; optionally, baking the composite; annealing the composite under a forming gas atmosphere; whereby the composite is converted into an mx layer and a graphitic carbon layer disposed on the substrate providing the multilayer structure; wherein the mx layer is interposed between the substrate and the graphitic carbon layer in the multilayer structure.. . ... Dow Global Technologies Inc

09/20/18 / #20180264424

A catalyst regenerator and a riser terminator used therein

A catalyst regenerator for combusting carbonaceous deposits from a catalyst comprising a first chamber which comprises a catalyst inlet for feeding spent catalyst with carbonaceous deposits to said first chamber, a supplemental fuel gas distributor, and a distributor for an oxygen containing gas for distributing oxygen containing gas into said first chamber to contact said spent catalyst and combust carbonaceous deposits and supplemental fuel which further deactivates the spent catalyst and generates flue gas; a riser section extending from said first chamber for transporting the spent catalyst and the flue gas, the riser section comprising an outer wall, at least one slot in the outer wall, and a riser termination device which comprises a substantially internally flat cover plate, at least one arm extending from the cover plate, wherein the arm extends about the slot from the outer wall, the arm comprising an outer shell that encloses the arm and wherein no internal portion of the cover plate extends above an upper surface of the outer shell of the at least one arm is provided. Further provided is a riser termination device.. ... Dow Global Technologies Inc

09/20/18 / #20180263888

Concentrated polyolefin emulsions and hair care compositions containing them

Provided is a concentrated emulsion and hair care compositions containing the concentrated emulsion. The emulsion comprises (a) an internal phase containing (i) a high density polyolefin with a density above 0.90 g/cm3, (ii) a low density polyolefin with a density equal to or below 0.90 g/cm3, and (iii) a cosmetically acceptable hydrocarbon oil; (b) from 0.1 to 15 wt %, based on the total weight of the emulsion, of a surfactant; and (c) balance water as a continuous phase, wherein the high and low density polyolefins have an average melt index greater than 7.. ... Dow Global Technologies Inc

09/06/18 / #20180254126

Peelable cable jacket having designed microstructures and methods for making peelable cable jackets having designed microstructures

Coated conductors comprising a conductor and a peelable polymeric coating at least partially surrounding the conductor, where the peelable polymeric coating comprises from 1 to 8 microcapillaries which comprise an elastomeric polymer having a lower flexural modulus than the polymeric matrix material of the polymeric coating. Also disclosed are methods for making such coated conductors.. ... Dow Global Technologies Inc

09/06/18 / #20180252679

Methods and systems for measuring corrosion in-situ

Systems and methods for measuring corrosion rate of an equipment material are provided. A system may comprise a corrosion probe body for insertion within an interior of the equipment through which corrodant fluid flows. ... Dow Global Technologies Inc

09/06/18 / #20180251808

Method and reagents for detecting contaminants in oil and gas environments

Methods are provided for detection of souring or the likelihood of souring in an oil and gas process fluid which involves analysis of an aqueous sample obtained from an oil and gas process fluid for the presence of bacteria of at least two different bacterial genera, wherein the genera are selected from pelobacter, flexistipes, marinobacterium, geoalkalibacter, and halanaerobium. The presence of bacteria from two or more said genera indicates the likelihood of increased sulfide production in the fluid. ... Dow Global Technologies Inc

09/06/18 / #20180251685

Method and composition for neutralizing acidic components in petroleum refining units

A method of inhibiting corrosion and fouling in petroleum refining units which comprises adding choline hydroxide either alone or in combination with a hydrogen-bond donor such as a carboxylic acid, an amine, an amide, or an alcohol.. . ... Dow Global Technologies Inc

09/06/18 / #20180251633

Blocked polyurethane tougheners for epoxy adhesives

The invention is directed to a toughener for epoxy adhesives, the toughener comprising both soft and rubber units, and may be described as a capped soft-rubber pu toughener. The invention includes the tougheners and methods of making them, as well as adhesives comprising the inventive tougheners, methods of using the tougheners and adhesives comprising them, and cured inventive adhesives and products comprising them.. ... Dow Global Technologies Inc

09/06/18 / #20180251630

Thermoplastic polyolefin with reduced gloss for non-carpeted flooring

The present invention is directed to an elastomer composition comprising an ethylene/α-olefin/diene modified interpolymer, a very low density polyethylene component, and a propylene polymer component, wherein the propylene polymer component comprises at least one branched polypropylene. The inventive compositions are particularly suitable for fabricating thermoformed non-carpet automotive flooring.. ... Dow Global Technologies Inc

09/06/18 / #20180250637

Filter assembly including spiral wound module, brine seal and end cap

A filter assembly adapted for insertion into an inner chamber of a pressure vessel, wherein the assembly includes: a spiral wound membrane module (2) comprising at least one membrane envelope (4) and feed spacer sheet (6) concentrically wound about a central permeate tube (8) extending along an axis (x) forming an inlet scroll face (30) and outlet scroll face (32) and a cylindrical outer peripheral surface (38), an end cap (33) having a surface (72) covering a portion of the inlet scroll face (30) and at least one opening (76) in the end cap surface (72) near the permeate tube for permitting fluid to flow through the inlet scroll face (30) and into the feed spacer sheet (6) of the module (2), and a brine seal (65) having a radially extending flexible lip (70) defining a maximum outer diameter adapted to engage the inner chamber of the pressure vessel; wherein the brine seal is sealed to the end cap (33).. . ... Dow Global Technologies Inc

08/23/18 / #20180240570

Peelable cable jacket having designed microstructures and methods for making peelable cable jackets having designed microstructures

Coated conductors comprising a conductor and a peelable polymeric coating at least partially surrounding the conductor, where the peelable polymeric coating comprises from 1 to 8 microcapillaries that define individual, discrete void spaces. Also disclosed are methods for making such coated conductors.. ... Dow Global Technologies Inc

08/23/18 / #20180238853

Methods and systems for measuring the forces of a shrink film

According to one embodiment described herein, the forces of a shrink film may be measured. The method of measuring the forces may include providing a shrink film processing unit and a testing vehicle moveable within the shrink film processing unit, positioning a shrink film around the testing vehicle, processing the wrapped testing vehicle by shrinking the shrink film around the testing vehicle as the testing vehicle moves through the shrink film processing unit, and measuring the forces applied by the shrink film on the testing vehicle with one or more force sensors at multiple separate sensor positions on the exterior of the testing vehicle during processing, after processing, or both.. ... Dow Global Technologies Inc

08/23/18 / #20180237714

Lubricant with sulfur-containing polyalkylene glycol

A fluid contains a base oil and an antioxidant, the base oil consisting of sulfur-containing polyalkylene glycol where greater than 80 weight-percent of the fluid is a sulfur-containing polyalkylene glycol and less than one weight-percent of the fluid is water, with weight percent based on total fluid weight an wherein the sulfur-containing polyalkylene glycol is free of oxygen bound directly to sulfur.. . ... Dow Global Technologies Inc

08/23/18 / #20180237574

One-component fenestration foam formulation demonstrating low initial shrinkage

A one-component foam formulation contains a pre-polymer and a blowing agent, the pre-polymer being the reaction product of a polymeric polyol component having an average hydroxyl functionality in a range of 2.3 to 2.85 hydroxyl functionalities per molecule as determined using astm d4274-11 (method d); and where the polymeric polyol component has an effective average molecular weight in a range of 4500 and 10000 grams per mole, one or more than one type of chain extender molecule having 3 to 6 carbon atoms and 2 to 4 reactive functionalities selected from a group consisting of hydroxyl and amine functionalities per molecule, a polyisocyanate having a functionality in a range of 2.1 to 3.0 —nco functionalities per molecule as determined by astm d7252-06(2011)e1; and a catalyst.. . ... Dow Global Technologies Inc

08/23/18 / #20180237459

Method for coupling an aromatic or vinylic compound to a boron-containing compound

In one aspect, there is provided a method of coupling an aromatic or vinylic compound having a fluorosulfonate substituent to a boron-containing compound. In another aspect, there is provided a method of coupling an aromatic or vinylic compound having a hydroxyl substituent to a boron-containing compound in a one-pot reaction.. ... Dow Global Technologies Inc

08/23/18 / #20180237363

Method for coupling an aromatic compound to an alkyne

In one aspect, there is provided a method of coupling an aromatic compound having a fluorosulfonate substituent to an alkyne. In another aspect, there is provided a method of coupling an aromatic compound having a hydroxyl substituent to an alkyne in a one-pot reaction.. ... Dow Global Technologies Inc

08/16/18 / #20180233252

Peelable cable jackets having designed microstructures and methods for making peelable cable jackets having designed microstructures

. . Coated conductors comprising a conductor and a peelable polymeric coating at least partially surrounding the conductor, where the peelable polymeric coating comprises from 1 to 8 microcapillaries which comprise a low-viscosity filler material. Also disclosed are methods for making such coated conductors.. ... Dow Global Technologies Inc

08/16/18 / #20180230377

Methods for making improved quantum dot resin formulations

The present invention provides methods for making polymerizable monomer compositions comprising purifying a (b) monomer mixture of (i) one or more monomers having at least two polymerizable vinyl groups and (ii) one or more monomers having a single polymerizable vinyl group as part of a (meth)acrylate ester group by any one or more of treating the monomer mixture in an activated porous alumina or silica column, sieve drying the monomer mixture in a vacuum followed by drying over dried molecular sieves having average pore sizes of from 2 to 20 angstroms, freeze-pump-thaw (fpt) treating by freezing the monomer mixture in a vessel or container to a temperature below −75° c., degassing the monomer mixture by application of vacuum in the range of 102 to 10−2 pa, sealing the vessel or container under vacuum, and thawing the composition to room temperature; and, combining in an inert gas atmosphere the resulting monomer mixture (b) with a composition (a) of quantum dots in dry form or organic solvent solution.. . ... Dow Global Technologies Inc

08/16/18 / #20180230117

Part-stream distillation

A continuous process for preparing propylene oxide proceeds by (a) reacting propene with hydrogen peroxide in a reaction apparatus in the presence acetonitrile as solvent, obtaining a stream s0 containg propylene oxide, acetonitrile, water, at least one further componen b; (b) separating propylene oxide from s0, obtaining stream s1 containing acetonitrile, water and b; (c) dividing sa into streams s2 and s3; (d) subjects s3 to vapor-liquid fractionation in a first fractionation unit, obtaining vapor fraction stream s4a being depleted, relative to s3, of at least one of b and obtaining liquid bottoms stream s4b, and subjecting at least part of vapor fraction stream s4a to vapor-liquid fractionation in a second fractionation unit, obtaining vapor fraction stream s4c and liquid bottoms stream s4 being depleted, relative to s4a, of at least one of b; (e) recycling at least a portion of s4 to (a).. . ... Dow Global Technologies Inc

08/16/18 / #20180230099

Process for preparing carbazoles

A process for preparing one or more carbazoles comprising (a) contacting one or more compounds represented by formula (1) below with diboron reagents in the presence of pdcl2(dppf) to form one or more 2,2′-dichlorobiaryl represented by formula (2) below; and (b) contacting the one or more 2,2′-dichlorobiaryls with one or more h2n—y compounds, in the presence of one or more palladium containing catalytic components; thereby forming one or more carbazoles represented by formula (3) below is provided.. . ... Dow Global Technologies Inc

08/16/18 / #20180229472

Multilayer films and methods thereof

Embodiments disclosed herein include multilayer films having a cling layer and a release layer, wherein the cling layer comprises (i) an ethylene/alpha-olefin elastomer, and (ii) a polyethylene polymer selected from ultra-low density polyethylene, a very low density polyethylene, or combinations thereof, and the release layer comprises a low density polyethylene (ldpe) having a density of from 0.915 to 0.930 g/cc, a melt index, 12, of from 1.0 to 30.0 g/10 min, and a molecular weight distribution, (mw/mn), as measured by the conventional calibration of triple detector gel permeation chromatography, of from 3.0 to less than 7.0.. . ... Dow Global Technologies Inc

08/16/18 / #20180229187

Hollow fiber membrane module including concentrate distributor

A filter module (10) including: a housing (12) extending between an opposing first (14) and second end (16) and defining an inner chamber (18), a plurality of hollow fiber membranes (20) located within the inner chamber, a tubesheet (26) including the ends (24) of the hollow fibers encased but open within a block of potting material, an end cap (30) secured to the end of the housing and including: a permeate fluid outlet (32) in fluid communication with the ends of the hollow fibers, and a concentrate fluid outlet (34) in fluid communication with the inner chamber, wherein the permeate and concentrate fluid outlets are axially aligned, and a concentrate distributor (36) including: an annular ring (38) located adjacent to the second end of the housing, at least one aperture (40) in fluid communication with the inner chamber, and an annular concentrate passageway (42) extending from the aperture and concentrically about the permeate tubesheet to the concentrate fluid outlet of the permeate end cap.. . ... Dow Global Technologies Inc

08/09/18 / #20180223143

Aminobenzoate-terminated materials for laminated adhesives

A process comprising a) mixing i) an isocyanate reactive component that contains from 2 to 100 weight percent of an aminobenzoate terminated composition wherein the isocyanate reactive component does not contain a solvent; and ii) an isocyanate terminated component having an isocyanate functionality of from 2 to 6 wherein the isocyanate terminated component does not contain a solvent; at a stoichiometric ratio of nco to reactive hydrogen in the range of from 0.9 to 2.5; to form an adhesive composition; b) applying the adhesive composition to a primary substrate; and c) laminating the primary substrate with a secondary film to form a laminate structure, is disclosed. The laminate structure can be used as a laminating adhesive.. ... Dow Global Technologies Inc

08/09/18 / #20180223092

Polyolefin based elastic compositions, methods of manufacturing thereof and articles comprising the same

Disclosed herein is a film comprising a polymer blend, the polymer blend comprising a first polyolefin elastomer having a weight average molecular weight of 120,000 to 350,000 grams per mole; and a second polyolefin elastomer having a weight average molecular weight of 15,000 to 75,000 grams per mole; wherein the overall melt index of the polymer blend is less than 8 g/10 minutes when measured as per astm d1238 at 2.16 kilograms at 190° c. Disclosed herein too is a method of manufacturing a film comprising blending a first polyolefin elastomer having a weight average molecular weight of 120,000 to 350,000 grams per mole; and a second polyolefin elastomer having a weight average molecular weight of 15,000 to 75,000 grams per mole to form a polymer blend; wherein the overall melt index of the polymer blend is less than 8 g/10 minutes when measured as per astm d1238 at 2.16 kilograms at 190° c.; and forming the polymer blend into a film.. ... Dow Global Technologies Inc

08/09/18 / #20180223063

Stable styrenic foam with metal oxide infrared attenuator

Polymer foam contains a continuous matrix of styrenic polymer that has metal oxide particulates selected from a group consisting of alumina boehmite and magnesium oxide and brominate styrene/butadiene copolymer dispersed therein.. . ... Dow Global Technologies Inc

08/09/18 / #20180222162

Multilayer films, and articles made therefrom

A multilayer film comprising a core layer and two skin layers, wherein the core layer is positioned between the two skin layers, wherein the core layer comprises a polyethylene composition comprising a high density polyethylene having a density of 0.930-0.965 g/cc and a melt index of 0.7-10.0 g/10 min, and wherein each skin layer independently comprises a polypropylene composition comprising greater than 50 wt. %, based on the total weight of the polypropylene composition, of a propylene-based polymer.. ... Dow Global Technologies Inc

08/09/18 / #20180222111

Method to additive manufacture biocompatible material and articles made by the method

A method of additive manufacturing is comprised of providing a material comprised of a ethyl cellulose polymer having an ethoxy content of 43% to 52% by mass and a plasticizer. The material is heated and dispensed through a nozzle to form an extrudate deposited on a base. ... Dow Global Technologies Inc

08/02/18 / #20180219512

Irregular photovoltaic roofing system with a flashing piece

A photovoltaic array comprising: three or more overlapping rows of photovoltaic modules wherein at alternating ends, adjacent rows of photovoltaic modules are interconnected by a row-to-row flashing piece wherein a first row of photovoltaic modules extend a distance beyond a second row of photovoltaic modules and a third row of photovoltaic modules and the second row of photovoltaic modules is in communication with one or more flashing components that extend the second row of photovoltaic modules at least the distance that the first row of photovoltaic modules extend.. . ... Dow Global Technologies Inc

08/02/18 / #20180215945

Floor coating composition

A floor coating composition that has a long pot life and dries fast, and a coating made therefrom having good slip resistance and high adhesion strength to the floor.. . ... Dow Global Technologies Inc

08/02/18 / #20180215900

Cable insulation compositions comprising a sulfur-containing second antioxidant

The process for making extra high voltage cable insulation is improved by using a composition comprising in weight percent based on the weight of the composition: (a) 95 to 99.9% of an ethylene-based polymer; (b) 0.2 to 2.5% peroxide; (c) 0.01 to 0.5% of a sulfur-containing first antioxidant having at least one —s(ch2)2c02r group, wherein r is c6 to c20 alkyl; (d) 0.001 to 0.009%) of a sulfur-containing second antioxidant that does not contain a —s(ch2)2c02r group, wherein r is a c6 to c20 alkyl; (e) optionally, an organic nitrogenous base; and (f) optionally, a phenolic third antioxidant that does not contain a —s(ch2)2c02r group, wherein r is a c6 to c20 alkyl.. . ... Dow Global Technologies Inc

08/02/18 / #20180215899

Cable insulation compositions comprising a phosphorus-containing antioxidant

The process for making extra high voltage cable insulation is improved by using a composition comprising in weight percent based on the weight of the composition: (a) 95 to 99.9% of an ethylene-based polymer; (b) 0.2 to 2.5% peroxide; (c) 0.01 ni to 0.5% of a sulfur-containing first antioxidant having at least one —s(ch2)2co2r group, wherein r is a c6 to c20 alkyl; (d) 0.001 to 0.009%) of a phosphorus-containing second antioxidant that does not contain a —s(ch2)2c02r group, wherein r is a c6 to c20 alkyl; (e) optionally, an organic nitrogenous base; and (f) optionally, a phenolic third antioxidant that does not contain a —s(ch2)2c02r group, wherein r is a c6 to c20 alkyl.. . ... Dow Global Technologies Inc

08/02/18 / #20180215890

Thermally insulating foam with vertically elongated cells

An extruded polymer foam has a polymer matrix with styrene-acrylonitrile copolymer and infrared attenuator and cell having an average size in the foam vertical direction of 150 micrometers or less, a ratio of vertical cell e size to extrusion direction cell size that is greater than one and a cell anisotropic ratio that is greater than 1.1; the foam having a p-ratio of 0.7 or less, less than 0.2 moles of hydrocarbon blowing agent in the cells per kilogram of foam; a density of 20-48 kilograms per cubic meter and a 25-year thermal conductivity that is 0.030 waters per meter-kelvin or less when free of fluorinated blowing agents and less than 0.029 watts per meter-kelvin when containing fluorinated blowing agent.. . ... Dow Global Technologies Inc

08/02/18 / #20180215880

Process for producing dispersion of esterified cullulose ether

A process for producing an aqueous composition comprising a dispersed esterified cellulose ether comprises the steps of grinding, in the presence of an aqueous diluent an esterified cellulose ether comprising (i) groups of the formula —c(o)—r—cooa or (ii) a combination of aliphatic monovalent acyl groups and groups of the formula —c(o)—r—cooa, wherein r is a n divalent aliphatic or aromatic hydrocarbon group and a is hydrogen or a cation, blending a salt of a fatty acid with the esterified cellulose ether and choosing the amounts of aqueous diluent, esterified cellulose ether and salt of a fatty acid that the produced aqueous composition comprises at least 20 percent of the dispersed esterified cellulose ether and heating the aqueous composition to a temperature of from 37 to 80 c during or after the grinding step.. . ... Dow Global Technologies Inc

08/02/18 / #20180215855

Copolymer polyol with functional additive in dispersed phase

A method for making a copolymer polyol includes (a) forming a pre-compounded thermoplastic polymeric composition by compounding from 10 wt % to 90 wt % of a solid functional additive component with from 10 wt % to 90 wt % of a polystyrene component, (b) melting the pre-compounded thermoplastic polymeric composition to form a melted thermoplastic polymeric composition, (c) combining the melted thermoplastic polymeric composition with a carrier polyol component in the presence of a stabilizer component to form a pre-mixture that includes the pre-compounded thermoplastic polymeric composition dispersed within a continuous phase of the carrier polyol component, and (d) cooling the pre-mixture to form the copolymer polyol.. . ... Dow Global Technologies Inc

08/02/18 / #20180215121

Striped multilayer film

The present disclosure provides a multilayer film. The multilayer film includes a core component comprising from 10 to 50,000 alternating stripes of a layer a and a layer b. ... Dow Global Technologies Inc

08/02/18 / #20180214914

In-line process

A process for removing contaminants from a fiber reinforcement material, the process comprising: (a) feeding a fiber reinforcement into a heated vessel, (b) passing the fiber reinforcement through the heated vessel, (c) heating a source of fluid medium, (d) feeding the heated fluid medium from (c) into the heated vessel having a passageway in the heated vessel for allowing the heated fluid medium from (c) to enter into the heated vessel, (e) passing the heated fluid medium through the heated vessel; wherein the heated vessel has a passageway for allowing the heated fluid medium from (c) to exit the heated vessel, and (f) contacting the fiber reinforcement passing through the heated vessel with the heated fluid medium passing through the heated vessel such that any contaminants present in or on the fiber reinforcement is sufficiently reduced to provide a purified fiber reinforcement exiting the heated vessel.. . ... Dow Global Technologies Inc

07/26/18 / #20180212566

Installation indicators for a photovoltaic roofing system and a method of forming a photovoltaic roofing system

A photovoltaic array system comprising: (a) one or more photovoltaic modules; (b) one or more flashing pieces; and (c) one or more installation indicators on the one or more photovoltaic modules, the one or more flashing pieces, or both that depict the installation location of the one or more adjacent flashing pieces within the photovoltaic array system.. . ... Dow Global Technologies Inc

07/26/18 / #20180212565

Alignment features for a photovoltaic roofing system and a method of forming a photovoltaic roofing system

A photovoltaic array system comprising: (a) a plurality of photovoltaic components that are configured to be connected together; and (b) one or more alignment features located on at least two of the plurality of photovoltaic components; wherein the one or more alignment features are located in a side edge region of at least one of the plurality of photovoltaic components and in a top edge region of at least one of the plurality of photovoltaic components, and the one or more alignment features indicate when two or more of the plurality of photovoltaic components are aligned relative to each other so that the two or more photovoltaic components can be mated together to form a fixed connection.. . ... Dow Global Technologies Inc

07/26/18 / #20180212180

Polymeric charge transfer layer and organic electronic device containing same

The present invention provides a polymeric charge transfer layer composition comprising a polymer comprising, as polymerized units, at least one monomer a and at least one monomer b. It further provides an organic light emitting device and an organic electronic device comprising the polymeric charge transfer layer.. ... Dow Global Technologies Inc

07/26/18 / #20180208567

Process for making hydroxyethyl piperazine compounds

The present invention relates to an improved process for making hydroxyethyl piperazine compounds especially mono-hydroxyethyl piperazine. The improvement comprises reacting piperazine and an alkylene oxide, preferably ethylene oxide in a reactive distillation column.. ... Dow Global Technologies Inc

07/26/18 / #20180207667

Water cleanout tool and method for foam gun dispenser

The present invention provides a cleanout adaptor (1) for a spray foam applicator equipped with a receiver basket (3) having a feed port (3b) adapted to receive an inlet source of foamable material, the cleanout adaptor having an open end that fits securely into the receiver basket, and the cleanout adaptor defining a fluid flow channel extending from the feed port to and securely connecting with a source of cleaner, such as water, for example, from a hose.. . ... Dow Global Technologies Inc

07/26/18 / #20180207283

Dispersion comprising an esterified cellulose ether

Capsule shells and coatings can be prepared from an aqueous composition comprising a) at least 20 percent, based on the total weight of the aqueous composition, of a dispersed esterified cellulose ether comprising (i) groups of the formula —c(o)—r—cooa or (ii) a combination of aliphatic monovalent acyl groups and groups of the formula —c(o)—r—cooa, wherein r is a divalent aliphatic or aromatic hydrocarbon group and a is hydrogen or a cation, b) from 0.05 to 20 percent of a salt of a fatty acid, based on the weight of the dispersed esterified cellulose ether, and c) from 0.01 to 10 percent of an anionic surfactant comprising a sulfate or sulfonate group, based on the weight of the dispersed esterified cellulose ether.. . ... Dow Global Technologies Inc

07/19/18 / #20180201825

Coating for capturing sulfides

. . A coated proppant includes a solid core proppant particle, and a sulfide recovery coating that includes a sulfide capturing agent embedded within a polymer resin matrix. The sulfide capturing agent is a metal oxide.. ... Dow Global Technologies Inc

07/19/18 / #20180201773

Compositions containing low molecular weight propylene-based polymers

The present disclosure provides a composition comprising: a) a propylene/c4-c10 alpha-olefin interpolymer; (i)) a total unsaturation per mole of propylene from 0.010% to 0.030%, (ii) a density from 0.855 g/cc to 0.890 g/cc, and (iii) a melt viscosity, at 177 c, from 500 cp to 200,000 cp.. . ... Dow Global Technologies Inc

07/19/18 / #20180201717

Polyurethane prepolymers

Embodiments of the present disclosure are directed to polyurethane prepolymers, more particularly, to polyurethane formulations including a polyurethane prepolymer that can form polyurethanes. As an example, a polyurethane formulation can include a polyurethane prepolymer and a polyol composition including polyols, water, and a catalyst, where the polyurethane prepolymer is a reaction product of a monol and an excess amount of a polyisocyanate.. ... Dow Global Technologies Inc

07/19/18 / #20180201696

Method of making an olefin polymerization catalyst activator

A method for preparing ammonium tetrakis(pentafluorophenyl)borate salt comprising reacting a secondary amine with an aldehyde to form an iminium ion; hydrogenating the iminium ion by reaction with a reducing agent to form a tertiary amine; reacting the tertiary amine with a mineral acid to form an amine salt; and reacting the amine salt with k[b(c6f5)4], li[b(c6f5)4], or combinations thereof to form an ammonium tetrakis(pentafluorophenyl)borate salt, wherein the secondary amine is derived from a non-animal source and the aldehyde has seven or more carbon atoms; wherein the ammonium tetrakis(pentafluorophenyl)borate salt is characterized by a solubility at 25° c. In hexane, cyclohexane or methylcyclohexane of at least 10 weight percent; and wherein the tertiary amine has a molecular weight of at least 450 g/mole is provided.. ... Dow Global Technologies Inc

07/19/18 / #20180201528

Flocculation of high-solids mineral slurries

The present invention relates to a method of dewatering an aqueous mineral suspension comprising introducing into the suspension a flocculating system comprising a mixture of polyethylene glycol and polyethylene oxide polymers, in particular a mixture of one or more low molecular mass polyethylene glycol with one or more high molecular mass polyethylene oxide. Said mixture of polyethylene glycol and polyethylene oxide polymers is useful for the treatment of suspensions of particulate material, especially waste mineral slurries. ... Dow Global Technologies Inc

07/12/18 / #20180198404

Asymmetrical integrated frame for photovoltaic module

A photovoltaic module comprising: (a) a photovoltaic laminate including: (i) one or more connectors connected to and extending from the photovoltaic laminate, and (ii) one or more integrated frames each including one or more engagement features, and the one or more integrated frames being in communication with each of the one or more connectors; and wherein the one or more engagement features are asymmetrical so that each of the one or more connectors can only be installed in each of the one or more integrated frames in a single configuration; and wherein each of the one or more integrated frames are connected to the photovoltaic laminate in a location proximate to the one or more connectors so that the one or more integrated frames provide support to the one or more connectors during the manufacturing process, during use, during installation, or a combination thereof.. . ... Dow Global Technologies Inc

07/12/18 / #20180195001

Sequential treatment with aqueous sulfonated aromatic polymer and aqueous polyethylene oxide for enhanced water retention

Treat an aggregation of particulates with two different aqueous mixtures, first with an aqueous mixture containing a sulfonated aromatic polymer component and then with an aqueous mixture containing polyethylene oxide.. . ... Dow Global Technologies Inc

07/12/18 / #20180194992

Proppant coating for heavy metal recovery

A coated proppant includes a solid core proppant particle and a heavy metal recovery coating, including heavy metal recovery crystals embedded within a polymer resin matrix. A process for the manufacture of a coated proppant includes providing a solid core proppant particle, and forming on the solid core proppant particle, a heavy metal recovery coating including heavy metal recovery crystals embedded within a polymer resin matrix.. ... Dow Global Technologies Inc

07/12/18 / #20180194919

Polypropylene/inorganic particle blend composition for pvc-free wear layer in resilient flooring

Embodiments of this invention relate to a composition composed of at least (a) a propylene-based polymer, and (b) a filler dispersed within the propylene-based polymer, which can be used as a wear layer on a resilient flooring or other substrate, among other uses.. . ... Dow Global Technologies Inc

07/12/18 / #20180194871

A polymerization process for producing ethylene based polymers

The disclosure provides a polymerization process for producing ethylene based polymers comprising polymerizing ethylene and optionally one or more α-olefins in the presence of a catalyst systems in a reactor system having one or more reactors, wherein the catalyst system comprises; (a) one or more procatalysts comprising a metal-ligand complex of formula (i) below:. . ... Dow Global Technologies Inc

07/12/18 / #20180194528

Flexible pouch with microcapillary dispensing system

The present disclosure provides a flexible pouch. In an embodiment, the flexible pouch includes opposing flexible films. ... Dow Global Technologies Inc

07/12/18 / #20180194504

Process for producing flexible container with microcapillary dispensing system

The present disclosure provides a process. In an embodiment, a process for producing a flexible pouch is provided and includes placing a microcapillary strip between two opposing flexible films. ... Dow Global Technologies Inc

07/12/18 / #20180194116

Article with adhesive composition having a block composite compatibilizer

The present disclosure provides an article. The article includes a first substrate comprising a first propylene-based polymer and a second substrate comprising a second propylene-based polymer. ... Dow Global Technologies Inc

07/05/18 / #20180188219

Gas sensor and method of manufacture thereof

Disclosed herein is a gas sensor comprising a piezoelectric substrate; and a first polymeric layer disposed on the substrate; where the first polymeric layer has a first surface contacting a substrate and a second surface having a higher surface area than the first surface, where the first polymeric layer comprises a repeat unit that is effective to adsorb molecules present in the atmosphere.. . ... Dow Global Technologies Inc

07/05/18 / #20180187820

Permeable liner

A contaminant capturing liner includes a cured product of a composition including an epoxy resin component including at least one alkanolamine modified epoxy resin and at least one hardener. The contaminant capturing liner includes at least one contaminant capturing material embedded therewithin, and the contaminant capturing liner is a permeable layer having a difference between dry glass transition temperature and wet glass transition temperature of at least 14 c.. ... Dow Global Technologies Inc

07/05/18 / #20180187040

Adhesive promoters and methods for use on polar textile to bond non-polar substrates

The present disclosure provides a primer composition. In an embodiment, the primer composition includes a functionalized polyolefin, a functionalized styrenic block copolymer containing greater than or equal to 20 wt % polymerized styrene, a solvent composition and an isocyanate component. ... Dow Global Technologies Inc

07/05/18 / #20180186996

Polymeric formulation with dirt pick-up resistance

The present disclosure provides a composition. In an embodiment, the composition includes a) an ethylene/acrylate interpolymer or an ethylene/acetate interpolymer; b) an ethylene/α-olefin multi-block copolymer; and c) a flame retardant. ... Dow Global Technologies Inc

07/05/18 / #20180186947

Polyethylene films with matte surface

Embodiments of monolayer and multilayer films which provide an improved matte surface are disclosed. The monolayer film or an outer layer of the multilayer films comprise greater than 50% by weight of a first polyethylene having a density of at least 0.935 g/cm3 and a melt index (i2) of 0.9 g/10 minutes or less, and less than 50% by weight of a second polyethylene having a density less 0.935 g/cm3 and a melt index (i2) of 20 g/10 minutes or less, wherein the film exhibits an external gloss of less than 20 units when measured at 45 according to astm d2457 and a haze greater than 60% when measured according to astm d1003.. ... Dow Global Technologies Inc

07/05/18 / #20180186941

Methods of preparing vinylidene chloride polymer compositions

The present invention relates generally to methods of preparing vinylidene chloride polymer compositions. In one embodiment, a method of preparing a vinylidene chloride polymer composition comprises (a) adding a first dispersion comprising a wax, a polyolefin or a combination thereof to an aqueous dispersion comprising vinylidene chloride polymer particles; (b) adding an acrylic polymer latex to the aqueous dispersion; and (c) coagulating the wax, the polyolefin, or the combination of the wax and polyolefin, and the acrylic polymer on the surface of the polymer particles.. ... Dow Global Technologies Inc

07/05/18 / #20180186910

A polymerization process for producing ethylene based polymers

The disclosure provides a polymerization process for producing ethylene based polymers comprising polymerizing ethylene and optionally one or more a-olefins in the presence of one or more first catalyst systems and optionally one or more second catalyst systems in a reactor system having one or more reactors, wherein the first catalyst system comprises; (a) one or more procatalysts comprising a metal-ligand complex of formula (i) below.. . ... Dow Global Technologies Inc

07/05/18 / #20180186546

Packaging with three-dimensional loop material

The present disclosure provides a packaging article. In an embodiment, the packaging article includes (a) a container having (i) a top wall and a bottom wall and (ii) a plurality sidewalls extending between the top wall and bottom wall. ... Dow Global Technologies Inc

07/05/18 / #20180186544

Process for packaging article with three-dimensional loop material

The present disclosure provides a process. In an embodiment, a process for producing a packaging article includes providing a body having a geometric shape and composed of a three-dimensional random loop material (3drlm). ... Dow Global Technologies Inc

07/05/18 / #20180186543

Packaging article with three-dimensional loop material

The present disclosure provides a packaging article. In an embodiment, the packaging article includes a body having a geometric shape, the body composed of a three-dimensional random loop material (3drlm). ... Dow Global Technologies Inc

07/05/18 / #20180186536

Process for in situ production of microcapillary dispensing system for flexible pouch

In an embodiment of the present disclosure, a process for producing a flexible pouch is provided. The process includes placing a capillary precursor element (cpe) between two opposing flexible films. ... Dow Global Technologies Inc

07/05/18 / #20180186098

Composite article

A fiber-reinforced composite article useful for contaminant removal comprising at least one single layer of a fiber-reinforced composite having (a) at least one first polymer fiber-free region containing material adapted for removing contaminants, (b) at least one second polymer fiber-rich region containing fiber reinforcement material; and (c) at least one third polymer boundary region containing a portion of the first polymer fiber-free region and a portion of the second polymer fiber-rich region; a process for manufacturing the fiber-reinforced composite article; and a process for removing contaminants from a liquid fluid using the fiber-reinforced composite article.. . ... Dow Global Technologies Inc

07/05/18 / #20180185815

Coating for capturing sulfides

A sulfide recovery coating for containers, tanks, pipes, and pipelines, which sulfide recovery coating includes a sulfide capturing agent embedded within a polymer resin matrix. The sulfide capturing agent is a metal oxide and accounts for less than 70 wt % of a total weight a composition for forming the sulfide recovery coating.. ... Dow Global Technologies Inc

06/28/18 / #20180179438

Coating for controlled release

Embodiments relate to a proppant particle or a solid article that includes a proppant particle/solid article and one or more coatings on an outer surface of the proppant particle/solid article including one or more well treatment agents and one or more controlled release polymer resins. Each well treatment agent is at least one selected from the group of a scale inhibitor, a wax inhibitor, a pour point depressant, asphaltene inhibitor, an asphaltene dispersant, a corrosion inhibitor, a biocide, a viscosity modifier, and a de emulsifier. ... Dow Global Technologies Inc

06/28/18 / #20180179426

Latent two-part polyurethane adhesives

Two-component polyurethane adhesives include a polyol component and a polyisocyanate component. The polyol component includes a polyether polyol and specific amount of an aliphatic diol chain extender. ... Dow Global Technologies Inc

06/28/18 / #20180179330

Stable high glass transition temperature epoxy resin system for making composites

A two-component curable epoxy resin system having an epoxy component containing a unique combination of two or more epoxy resins with at least one of the epoxy resins being an epoxy novolac type resin. The composite made from such resin system exhibits high glass transition temperature.. ... Dow Global Technologies Inc

06/28/18 / #20180179320

Latent two-part polyurethane adhesives cured with infrared radiation

Two-component polyurethane adhesives include a polyol component and a polyisocyanate component. The polyol component includes a polyether polyol and an aliphatic diol chain extender, but is devoid of primary and second amine compounds. ... Dow Global Technologies Inc

06/28/18 / #20180179319

Latent two-part polyurethane adhesives curable with infrared radiation

Disclosed are latent two-part polyurethane adhesives that rapidly develop adhesive strength when cured by application of infrared radiation containing a polyol component which includes; one or more polyols having a hydroxyl equivalent weight of 400 to 2000 and a nominal hydroxyl functionality of 2 to 4; one or more aliphatic diol chain extenders; and one or more latent room temperature organometallic catalysts; b) a polyisocyanate component containing one or more polyisocyanate compounds; and v) a carboxylic acid-blocked cyclic amidine compound and vi) a phenol-blocked cyclic amidine compound which each may be located in the polyol component or the isocyanate component. Further disclosed are methods of bonding structures together using the latent two-part polyurethane adhesives.. ... Dow Global Technologies Inc

06/28/18 / #20180179311

Ethylenic polymer and its use

New ethylene polymers having low levels of long chain branching are disclosed. Films and film layers made form these polymers have good hot tack strength over a wide range of temperatures, making them good materials for packaging applications.. ... Dow Global Technologies Inc

06/28/18 / #20180178204

Hybrid sapo-34/zsm-5 catalyst, its preparation and its use

Prepare a hybrid sapo-34/zsm-5 catalyst via sequential steps as follows: a) form a mixture consisting essentially of zsm-5 as a sole source of silicon atoms, aluminum isopropoxide and a solution of orthophosphoric acid; b) combine the mixture with an aqueous solution of tetraethylammonium hydroxide to form a reaction mixture; and c) subject the reaction mixture to hydrothermal conditions for a period of time sufficient to convert the reaction mixture to a hybrid sapo-34/zsm-5 catalyst. Use the hybrid catalyst in converting an oxygenate (methanol and/or dimethyl ether) to an olefin.. ... Dow Global Technologies Inc

06/21/18 / #20180172648

Chromatography of polymers with reduced co-crystallization

A temperature gradient chromatography, and apparatus for the same, said method comprising the following: a) dissolving a composition comprising at least one polymer in at least one solvent, to form a polymer solution; b) injecting at least a portion of the polymer solution onto a support material and wherein the support material has a ci from 0.70 to 1.50; c) cooling the support material at a rate greater than, or equal to, 0.2° c./min; d) increasing the temperature of the support material to elute at least some of the polymer; e) generating the chromatogram.. . ... Dow Global Technologies Inc

06/21/18 / #20180171228

Application of aqueous sulfonated aromatic polymer for enhanced water retention

A method including providing an aqueous mixture containing a sulfonated aromatic polymer component and applying the aqueous mixture to an aggregation of particulates sufficient to increase the water holding capacity of the aggregation of particulates.. . ... Dow Global Technologies Inc

06/21/18 / #20180171186

Resins for use as tie layer in multilayer structure and multilayer structures comprising the same

The present invention provides resins that can be used as a tie layer in a multilayer structure and to multilayer structures comprising one or more tie layers formed from such resins. In one aspect, a resin for use as a tie layer in a multilayer structure that comprises a high density polyethylene having a density greater than 0.960 g/cm3, wherein the high density polyethylene comprises 1 to 99 weight percent of the resin, a maleic anhydride grafted high density polyethylene, wherein the maleic anhydride grafted high density polyethylene comprises 1 to 99 weight percent of the resin, and a catalyst comprising at least one lewis acid.. ... Dow Global Technologies Inc

06/21/18 / #20180171059

Latent two-part polyurethane adhesives curable with infrared radiation

Disclosed are latent two-part polyurethane adhesives that rapidly develop adhesive strength when cured by application of infrared radiation containing a polyol component which includes; one or more polyols having a hydroxyl equivalent weight of 400 to 2000 and a nominal hydroxyl functionality of 2 to 3; one or more aliphatic diol chain extenders; one or more latent room temperature organometallic catalysts; and one or more multifunctional polyols having a functionality of greater than 3; b) a polyisocyanate component containing one or more polyisocyanate compounds; and v) a carboxylic acid-blocked cyclic amidine compound, vi) a phenol-blocked cyclic amidine compound or both of v) one or more carboxylic acid-blocked cyclic amidine compounds and vi) one or more phenol-blocked cyclic amidine compounds which may be located in the polyol component or the isocyanate component. Further disclosed are methods of bonding structures together using the latent two-part polyurethane adhesives.. ... Dow Global Technologies Inc

06/21/18 / #20180171047

Improved process to make tubular ethylene based polymers with high g' and broad mwd

A process to form an ethylene-based polymer comprises polymerizing a reaction mixture comprising ethylene, at least one symmetrical polyene and at least one chain transfer agent system comprising at least one chain transfer agent (cta) in the presence of at least one free-radical initiator and in a reactor configuration comprising at least two reaction zones, reaction zone 1 and reaction zone i (i≥2), wherein reaction zone i is downstream from reaction zone 1. The ratio of “the activity of the cta system of the feed to the first reaction zone” to the “activity of the cta system of the cumulative feed to the reaction zone i,” (z1/zi), is less than or equal to (0.8-0.2*log(cs)), wherein cs is from 0.0001 to 10.. ... Dow Global Technologies Inc

06/21/18 / #20180171046

Improved process to make tubular ethylene based polymers with high melt strength

A process to form an ethylene-based polymer comprises polymerizing a reaction mixture comprising ethylene, at least one monomeric chain transfer agent, and at least one chain transfer agent system comprising at least one chain transfer agent (cta) in the presence of at least one free-radical initiator and in a reactor configuration comprising at least two reaction zones, reaction zone 1 and reaction zone i (i≥2), wherein the reaction zone i is downstream from reaction zone 1. The ratio of “the activity of the cta system of the feed to the first reaction zone” to the “activity of the cta system of the cumulative feed to the reaction zone i,” (z1/zi), is less than or equal to (0.8−0.2*log(cs)), wherein cs is from 0.0001 to 10.. ... Dow Global Technologies Inc

06/21/18 / #20180171042

Process for making ethylene-based polymers using carbon-carbon free radical initiators

A composition comprising an ethylene-based polymer is made by a process comprising the steps of: (a) contacting under first polymerization conditions at least ethylene and at least one molecular catalyst to form a first ethylene-based polymer, and (b) contacting under second polymerization conditions the first ethylene-based polymer of (a) with at least additional ethylene and a carbon-carbon free radical initiator of structure (i): wherein r1, r2, r3, r4, r5 and r6 are each, independently, hydrogen or a hydrocarbyl group and wherein, optionally, two or more r groups (r1, r2, r3, r4, r5 and r6) form a ring structure, with the proviso that at least one of r2 and r5, and at least one of r3 and r6 is a hydrocarbyl group of at least two carbon atoms, to form the composition.. . ... Dow Global Technologies Inc

06/21/18 / #20180171041

A process for producing a polyolefin

A process for producing a polyolefin comprising contacting one or more olefinic monomers in the presence of one or more catalysts, wherein one or more of the catalysts hasthe following structure: wherein m is a group iii or lanthanide metal that is in a +3 formal oxidation state and wherein the contacting occurs in the absence of any activator is provided.. . ... Dow Global Technologies Inc

06/21/18 / #20180168160

Microbicidal composition

A synergistic microbicidal composition comprising: (a) 3,5-dimethyl-1,3,5-thiadiazinane-2-thione; and (b) dimethylol-dimethylhydantoin or tris(hydroxymethyl)nitromethane; wherein a weight ratio of dimethylol-dimethylhydantoin to 3,5-dimethyl-1,3,5-thiadiazinane-2-thione is from 20:1 to 1:6.4 and a weight ratio of tris(hydroxymethyl)nitromethane to 3,5-dimethyl-1,3,5-thiadiazinane-2-thione is from 150:1 to 1:6.4.. . ... Dow Global Technologies Inc

06/14/18 / #20180163114

Thermally conductive elastomeric composites

A composition composed of a crosslinked interpolymer elastomer and thermally conductive filler dispersed within an elastomeric matrix, thermally conductive articles made from the composition, and methods of producing the composition and articles.. . ... Dow Global Technologies Inc

06/14/18 / #20180163104

Blocked polyurethane tougheners for epoxy adhesives

The invention is directed to a toughener for epoxy adhesives, the toughener being a reaction product of a bisphenolic blocked pu toughener with a diglycidyl ether-bisphenol product such liquid dgeba. The invention includes adhesives comprising the inventive tougheners, methods of using the tougheners and adhesives comprising them, as well as cured inventive adhesives and products comprising them.. ... Dow Global Technologies Inc

06/14/18 / #20180163039

Process for making crosslinked cable insulation using high melt strength ethylene-based polymer made in a tubular reactor and optionally modified with a branching agent

An insulated wire or cable is made by a process comprising the steps of: (a) extruding onto a covered or uncovered metal conductor or optical fiber a composition having a df measured at 130° c. (60 hz, 2 kv) or 120° c. ... Dow Global Technologies Inc

06/14/18 / #20180163034

Compositions and methods for making crosslinked polyolefins with peroxide initiator

Crosslinkable interpolymer blends comprising ethylene monomer residues, residues of comonomers having carboxylic acid and/or carboxylic acid anhydride functionality, and residues of comonomers having epoxide functionality, a peroxide initiator, and optionally a crosslinking catalyst, which, in embodiments, cure to a gel content of greater than (>) 50 wt % within less than 1.5 minutes at 200˜c, and require little or no degassing after crosslinking. . ... Dow Global Technologies Inc

06/14/18 / #20180162995

Continuous process for making polyether polyols having high polymerized ethylene oxide content using a double metal cyanide catalyst complex and a magnesium, group 3 - group 15 metal or lanthanide series metal compound

An alkylene oxide mixture containing greater than 50% by weight ethylene oxide is continuously polymerized in the presence of a double metal cyanide polymerization catalyst and certain magnesium, group 3-group 15 metal or lanthanide series metal compounds. The presence of the magnesium, group 3-group 15 metal or lanthanide series metal compound permits the polymerization to be performed continuously without premature deactivation of the double metal cyanide catalyst.. ... Dow Global Technologies Inc

06/14/18 / #20180162988

Hydrophobic polyols

A curable composition includes a reaction product of an isocyanate component that includes one or more isocyanates, at an isocyanate index being from 90 to 150, and an isocyanate reactive component that includes a blend including from 5 wt % to 95 wt % of a first butylene oxide based polyol and from 5 wt % to 95 wt % of a second butylene oxide based polyol. The first butylene oxide based polyol has a number average molecular weight from 200 g/mol to 1,000 g/mol and a nominal hydroxyl functionality from 2 to 6. ... Dow Global Technologies Inc

06/14/18 / #20180161721

Improved dimethyl ethylene glycol composition for acid gas treatment

An improved composition and method for acid gas treatment, comprising an effective amount of tetraethylene glycol dimethyl ether in combination with other alkyl ethers of alkylene glycols. Utilization of a mixture consisting of 60 to 84 weight percent tetraethylene glycol dimethyl ether produces significant benefits in freeze point reduction. ... Dow Global Technologies Inc

06/07/18 / #20180155590

Two-part polyurethane adhesives made using isocyanate-terminated quasi-prepolymers based on poly(butylene oxide)

Two-component polyurethane adhesives include a polyol component and a polyisocyanate component. The polyol component includes a polyether polyol and an aliphatic diol chain extender. ... Dow Global Technologies Inc

06/07/18 / #20180155485

Method for making propylene oxide/ethylene oxide copolymers using double metal cyanide catalysts, and copolymers so made

Random poly(propylene oxide-co-ethylene oxide) polymers are made by polymerizing a mixture of propylene oxide and a small amount of ethylene oxide in the presence of a starter and a double metal cyanide catalyst complex, and then feeding in a mixture of propylene oxide and ethylene oxide while increasing the ethylene oxide concentration in the mixture to at least 90%. This produces a polyol suitable for making high resiliency polyurethane foam without need for adding an ethylene oxide cap.. ... Dow Global Technologies Inc

06/07/18 / #20180155457

High pressure free radical polymerization process with flexible control of molecular weight distribution

Ethylene-based polymer, ldpe, is made in a high pressure polymerization process to comprising at least the step of polymerizing a reaction mixture comprising ethylene, using a reactor configuration comprising (a) at least two reaction zones, a first reaction zone (reaction zone 1) and an i reaction zone (reaction zone i where i>2), (b) at least two ethylene feed streams, each feed stream comprising a percentage of the total make-up ethylene fed to the polymerization process, in which a first ethylene feed stream is sent to reaction zone 1 and a second ethylene feed stream is sent to reaction zone i, and (c) a control system to control the percentage of the total make-up ethylene in the ethylene feed stream sent to reaction zone 1 and the percentage of the total make-up ethylene in the ethylene feed stream sent to reaction zone i.. . ... Dow Global Technologies Inc

06/07/18 / #20180155369

A process for the preparation of bis(chloromethyl)dichlorosilane and bis(chloromethyl)(aryl)chlorosilane

The instant invention provides a process for the preparation of bis(chloromethyl)dichlorosilane (bcmcs) or bis(chloromethyl) (aryl)chlorosilane (bcmacs) comprising reacting bis(chloromethyl) diphenylsilane and one or more chloride compounds in the presence of a lewis acid in an inert solvent and under an inert atmosphere.. . ... Dow Global Technologies Inc

06/07/18 / #20180155114

Container with spray valve

The present disclosure provides a dispenser for pressurized material. In an embodiment, the dispenser for pressurized material includes a container half having an exposed edge and a closure member at the exposed edge. ... Dow Global Technologies Inc

06/07/18 / #20180154344

Process for oligomerization

The invention relates to oligomerization of olefins, such as ethylene, to higher olefins, such as a mixture of 1-hexene and 1-octene, using a catalyst system that comprises a) a source of chromium b) one or more activators and c) a phosphacycle-containing ligating compound. Additionally, the invention relates to a phosphacycle-containing ligating compound and a process for making said compound.. ... Dow Global Technologies Inc

06/07/18 / #20180153163

Method for preparing a stable isothiazolone formulation

A method for producing a stable microbicidal composition. The method comprises steps of: (a) combining a glycol solvent of formula r(och2chr1)nh, wherein r is c1-c6 alkyl and n has a number average value from 2 to 5 and r1 is hydrogen or methyl; dodecylbenzenesulfonic acid in an amount from 0.3 to 1.8 wt % based on the entire microbicidal composition; and a copper (ii) salt selected from the group consisting of copper (ii) hydroxide, copper (ii) carbonate and mixtures thereof to form an initial mixture; wherein a mole ratio of copper:dodecylbenzenesulfonic acid is from 1:0.25 to 1:1.95; (b) maintaining the initial mixture at 40 to 80° c. ... Dow Global Technologies Inc

05/31/18 / #20180151807

Organic composition and electronic device comprising organic layer comprising said composition

. . A composition suitable for organic layers of electronic devices that shows improved luminescent properties, and electronic devices comprising organic layers comprising such composition.. . ... Dow Global Technologies Inc

05/31/18 / #20180148565

Novel markers for aqueous compositions

The present invention provides aqueous polymer compositions containing one or more, or, preferably, two or more triphenylmethyl alkyl aryl ether markers having a formula (ph3c)mar(or)n, wherein ph is a phenyl group, ar is an aromatic ring containing group having from six to twenty carbon atoms, r is a c1-c18 alkyl group, m is an integer of from 1 to 2, and n is an integer of from 1 to 4. The markers are readily detectable, such as by mass spectroscopy, upon solvent extraction and separation from the aqueous polymer compositions, or from dried or cured coatings, film or layers thereof.. ... Dow Global Technologies Inc

05/31/18 / #20180148535

Autocatalytic polyol useful for polyurethane foam manufacture

The present invention discloses a tertiary amine initiator and polymeric polyol compositions made therefrom useful for making polyurethane polymers, especially polyurethane foams. Said polyurethane polymer foams demonstrate a good balance of mechanical properties, physical properties, and low emissions. ... Dow Global Technologies Inc

05/31/18 / #20180148526

Process to form ethylene/alpha-olefin interpolymers

The invention provides a process to form an ethylene/α-olefin interpolymer, comprising at least the following steps a) through c): a) polymerizing, in at least one reactor, at least one reaction mixture comprising ethylene and the α-olefin, in a solution polymerization, and in the presence of at least the following components i), ii) and iii): i) at least one compound of structure 1, as described herein; ii) at least one co-catalyst, as described herein; iii) at least one compound of structure 2, as described herein; b) separating the final polymer solution into at least a polymer-rich solution and a polymer-free solution; and optionally, at least a portion of the polymer-free solution is recycled back to the reactor; c) maintaining the level of the at least one compound of structure 2 in the at least one reactor, from 100 ppm to 10,000 ppm, as described herein.. . ... Dow Global Technologies Inc

05/31/18 / #20180148421

Hybrid scorch retardant/cure co-agent

A family of novel hybrid compounds comprise a hindered phenolic scorch retardant and an allyl isocyanurate cure co-agent. Combining these two functionalities into a single molecule provides a synergy between the allyl isocyanurate and phenolic groups that achieves an improved balance between curing and scorch.. ... Dow Global Technologies Inc

05/31/18 / #20180147785

Support materials for 3d printing

A three-dimensionally printed article is comprised of a hydroxyethyl methylcellulose (hemc) having a ds of 1.7 to 2.5 and an ms of at least 0.5, wherein ds is the degree of substitution of methoxyl groups and ms is the molar substitution of hydroxyethoxyl groups. The hemc may advantageously be used as a support material when making a three-dimensionally printed article using a build material such as a different thermoplastic polymer such as a poly(acrylonitrile-butadiene-styrene), polylactic acid, polyethylene and polyprophylene. ... Dow Global Technologies Inc

05/31/18 / #20180147689

Aerosol methods for making chemical mechanical planarization (cmp) polishing pads

The present invention provides methods for making cmp polishing pads or layers therefore, the methods comprising introducing, separately, to a static mixer having a nozzle at its downstream end two solvent free and substantially water free components, a liquid polyol component having a temperature t1 and a liquid isocyanate component having a temperature t2, each under a low gauge pressure of from 5 to 120 kpa (1 to 14 psi), the liquid polyol component comprising one or more polyol, an amine curative; and the liquid isocyanate component comprising one or more polyisocyanate or isocyanate-terminated urethane prepolymer; mixing the two components in the static mixer to form a reaction mixture, discharging a stream of the reaction mixture from the nozzle onto an open mold substrate having a urethane releasing surface, and curing to form a porous polyurethane reaction product.. . ... Dow Global Technologies Inc

05/31/18 / #20180147688

Airless atomizing methods for making chemical mechanical planarization (cmp) polishing pads

The present invention provides methods of making chemical mechanical planarization (cmp) polishing pads comprising introducing, separately, through a side liquid feed port into an internal chamber having a downstream open end a liquid polyol component stream comprising an amine curative at a temperature t1 of from 40 to 90° c. And a liquid isocyanate component stream at a temperature t2 of from 40 to 90° c., each of the two components under a set point pressure of from 13,000 to 24,000 kpa so that the two streams are pointed towards each other at 90 degrees to downstream flow, thereby impingement mixing the two components to form a reaction mixture, discharging a stream of the reaction mixture from the open end of the internal chamber under pressure through a narrow, preferably, round orifice and onto an open mold substrate having a urethane releasing surface, and curing the reaction mixture to form a porous polyurethane reaction product.. ... Dow Global Technologies Inc

05/31/18 / #20180147603

Method of treating nanoparticles

The material properties of structures made with conductive nanoparticles are enhanced by radiation sintering followed by chemical sintering. The conductive nanoparticles may be applied to substrates by methods such as screen printing, inkjet, aerosol and electrospinning and then sintering the conductive nanoparticles on the substrates.. ... Dow Global Technologies Inc

05/24/18 / #20180142182

Method for making electrorheological fluids

Dispersions are prepared by dispersing a polymer precursor such as a polyol into a non-aqueous fluid. The resulting droplets of the polymer precursor is partially polymerized to produce liquid or partially gelled droplets, and then sized to a target particle size. ... Dow Global Technologies Inc

05/24/18 / #20180142175

Foam control of gas sweetening processes

There is provided herein a method for processing a gas comprising one or more impurity, the method comprising a) treating the gas with an impurity lean gas treating composition comprising i) a foam control agent comprising a polyalkylene glycol made by the polymerization of one or more alkylene oxide monomer initiated by a polyhydric compound having a functionality equal to or greater than 3 and ii) a gas treating agent and b) forming an impurity loaded gas treating composition. Preferably the gas is refinery gas or natural gas.. ... Dow Global Technologies Inc

05/24/18 / #20180142080

Processes for preparing cables with a crosslinked insulation layer and cables for same

Processes for making cables and cable cores having a crosslinked insulation layer. The processes comprise (a) providing an initial cable core having a conductor, a first semiconductive layer, an initial insulation layer comprising a crosslinkable polymeric composition, and a second semiconductive layer, and (b) subjecting the initial cable core to a crosslinking process. ... Dow Global Technologies Inc

05/24/18 / #20180142065

Isatin copolymers having intrinsic microporosity

A copolymer including a repeating unit represented by (i) wherein: y is selected from: a carboxylic acid, sulfonic, phosphorous acid and phosphoric acid and their corresponding salt or ester; imino, amide, nitrile, hydrogen, hydroxyl and alkyl comprising from 1 to 6 carbon atoms; and r1, r2, r3, and r4 are independently selected from: hydrogen, alkyl groups comprising from 1 to 6 carbon atoms, and r1 and r2 may collectively form a ketone group or a 9, 9′-fluorene group, and r3 and r4 may collectively form a ketone group or a 9, 9′-fluorene group; r5 and r6 are independently selected from: a bond and an alkylene group comprising from 1 to 6 carbon atoms; r7 is selected from: hydrogen, alkyl, aryl, aralkyl and heteroaryl groups comprising from 1 to 8 carbon atoms which may be unsubstituted or substituted with carboxylic acid, sulfonic acid and phosphoric acid and their corresponding salt or ester, imino and amide; and x and x′ are independently selected from: a carboxylic acid, sulfonic acid and phosphoric acid and their corresponding salt or ester, imino and amide; nitrile, hydrogen, alkyl having from 1 to 6 carbon atoms and alkoxy having from 1 to 6 carbon atoms.. . ... Dow Global Technologies Inc

05/24/18 / #20180141005

Filter assembly including spiral wound membrane module and brine seal

A filter assembly adapted for insertion into an inner chamber of a pressure vessel, wherein the assembly includes: a spiral wound membrane module including at least one membrane envelope and feed spacer sheet concentrically wound about a central permeate tube extending along an axis (x) forming an inlet scroll face and outlet scroll face and a cylindrical outer peripheral surface, and a brine seal disposed concentrically about a portion of the outer peripheral surface; characterized by the brine seal including: i) a radially extending flexible lip defining a maximum outer diameter adapted to engage the inner chamber of the pressure vessel, ii) an end cap surface covering a portion of the first scroll face, and iii) at least one opening in the end cap surface for permitting fluid to flow through the inlet scroll face and into the feed spacer sheet of the module.. . ... Dow Global Technologies Inc

05/17/18 / #20180134932

One part moisture curable adhesives

. . . . An improved one part moisture curable composition is comprised of an isocyanate functional prepolymer, a cyclic silane, a filler and a catalyst. The adhesive composition is particularly useful for adhering sag bent and press bent glasses having fits applied to the periphery of the glass such as used in vehicle windshields.. ... Dow Global Technologies Inc

05/17/18 / #20180134882

Cable insulation comprising a blend of ldpe and polypropylene

Compositions useful for the manufacture of cable insulation sheaths comprise, in weight percent based on the weight of the composition: (a) 85 to 99% low density polyethylene (ldpe) having a crystallinity of greater than 40%; (b) 1 to less than 14% propylene polymer having an upper melting point of greater than or equal to (≥) 130° c.; and (c) ≥0.5% peroxide.. . ... Dow Global Technologies Inc

05/17/18 / #20180134881

Ethylene-based polymer compositions for improved extrusion coatings

The invention provides a composition comprising at least the following: a) a first composition comprising at least one first ethylene-based polymer, formed by high pressure, free-radical polymerization, and wherein the first composition comprises the following properties: a melt index (i2) from 1.0 to 15.0 g/10 min, and density from 0.910 to 0.940 g/cc; b) a second composition comprising at least one second ethylene-based polymer, and wherein the second composition comprises the following properties; a melt index (i2) from 1.0 to 1000 g/10 min, a density greater than 0.940 g/cc; wherein the composition comprises the following properties: melt index (i2) from 2.0 to 20.0 g/10 min, and a density from 0.915 to 0.940 g/cc; and wherein the first composition is present in an amount from 65 to 95 wt %, based on the weight of the composition.. . ... Dow Global Technologies Inc

05/17/18 / #20180134858

Methods of preparing a peelable seal layer

The present invention provides methods of preparing peelable seal layers, methods of preparing multilayer films, peelable seal layers made therefrom, and multilayer films made therefrom. In one aspect, a method of preparing a peelable seal layer comprises (a) providing a first blend comprising (i) from 5 to 98 percent by weight of a reactor grade propylene based plastomer or elastomer having a molecular weight distribution of less than 3.5 and a density of less than 0.89 g/cc and (ii) from 2 to 95 percent by weight of a second polymer selected from the group consisting of polyethylene, polybutylene, and styrenic polymer and mixtures thereof; (b) providing at least one linear low density polyethylene; (c) blending the first blend with the at least one linear low density polyethylene to obtain a second blend; and (d) extruding the second blend to form a peelable seal layer, wherein the peelable seal layer has a heat seal initiation temperature less than 120° c. ... Dow Global Technologies Inc

05/17/18 / #20180134825

Processes to prepare ethylene-based polymers with improved melt-strength

The invention provides a process to form an ethylene-based polymer, and said ethylene-based polymer, said process comprising polymerizing a reaction mixture comprising ethylene and at least the following a) and b): a) a rheology modifying agent (rma) selected from the following i) through v), as described herein; b) at least one comonomer selected from the following a) through c), as described herein.. . ... Dow Global Technologies Inc

05/17/18 / #20180134824

High pressure free-radical polymerizations

A process to form an ethylene-based polymer comprising, in polymerized form, ethylene and at least one acid comonomer, said process comprising polymerizing a reaction mixture comprising the ethylene and the acid comonomer, in a reactor configuration comprising at least one secondary compressor, at least one pressurization device, and at least one reactor selected from the following: at least one autoclave reactor, at least one tubular reactor, or a combination thereof; and wherein the reaction mixture is polymerized in the presence of at least one free-radical initiator, and at a pressure of at least 1000 bar; and wherein at least a portion of a comonomer composition comprising at least a portion of the acid comonomer used in the polymerization, is compressed, to form a compressed comonomer composition, in the pressurization device, up to a discharge pressure ranging from 1000 bar to 4000 bar, and at a discharge temperature (dt) from 10 c to 100 c; and wherein the compressed comonomer composition bypasses the secondary compressor, and is fed, downstream from the secondary compressor, into the reactor, and/or into one or more feed streams to the reactor.. . ... Dow Global Technologies Inc

05/17/18 / #20180134621

Gypsum compositions containing crosslinked cellulose ethers for mortars with reduced stickiness

The present invention provides dry mix compositions for use in making gypsum plasters or mortars comprising gypsum, preferably, phosphorous gypsum one or more retarder, and one or more crosslinked cellulose ethers containing polyether groups. The compositions enable the provision of gypsum dry mixes, such as those from phosphorus gypsum, that make gypsum mortars with less stickiness while reducing the amount of cellulose ether in the dry mix.. ... Dow Global Technologies Inc

05/17/18 / #20180134018

Multi-layered films oriented in the machine direction and articles comprising the same

The present invention provides uniaxially oriented films and packages formed from such films. In one aspect, a uniaxially oriented film comprises (a) a first layer comprising (i) a first composition comprising an ethylene-based polymer prepared in the presence of a single-site catalyst, wherein the first composition has a density of 0.935 g/cm3 to 0.965 g/cm3, a melt index (i2) of 0.5 to 6 g/10 minutes, and a mwd of 6.0 or less, and (ii) a ziegler-natta catalyzed ultra low density polyethylene having a density n of 0.880 g/cm3 to 0.912 g/cm3, a melt index (i2) of 0.5 to 6 g/10 minutes, and a mwd of 6.0 or less, (b) a second layer comprising at least one polyolefin, and (c) at least one inner layer between the first layer and the second layer comprising a high density polyethylene. ... Dow Global Technologies Inc

05/17/18 / #20180134012

Multi-layered films oriented in the machine direction and articles comprising the same

The present invention provides uniaxially oriented films and packages formed from such films. In one aspect, a uniaxially oriented film comprises (a) a first layer comprising a polyolefm plastomer having a density of 0.865 to 0.908 g/cm3 and a melt index (i2) of 0.5-6 g/10 minutes, and at least one of a single-site catalyzed linear low density polyethylene having a density of 0.912 g/cm3 to 0.935 g/cm3 and a melt index (i2) of 0.5 to 6 g/10 minutes, or a ziegler-natta catalyzed ultra low density polyethylene having a density of 0.880 g/cm3 to 0.912 g/cm3, a melt index (i2) of 0.5 to 6 g/10 minutes, and a mwd of 6.0 or less; (b) a second layer comprising a ziegler-natta catalyzed ultra low density polyethylene having a density of 0.880 g/cm3 to 0.912 g/cm3, a melt index (i2) of 0.5 to 6 g/10 minutes, and a mwd of 6.0 or less; and (c) at least one inner layer between the first layer and the second layer comprising at least one polyolefin. ... Dow Global Technologies Inc

05/17/18 / #20180134011

Multilayer films incorporating starch and articles comprising the same

The present invention provides multilayer films comprising thermoplastic starch and articles formed therefrom. In one embodiment, a multilayer film comprises (a) a first layer comprising from 50 to 100 percent by weight of a linear low density polyethylene having a density less than 0.930 g/cm3 and a melt index (i2) of 2 g/10 minutes or less, (b) a second layer comprising from 50 to 100 percent by weight of a linear low density polyethylene having a density less than 0.930 g/cm3 and a melt index (i2) of 2 g/10 minutes or less, and (c) a third layer positioned between the first and second layer, wherein the third layer comprises at least 10 percent by weight of a thermoplastic starch and up to 90 percent by weight of a linear low density polyethylene having a density less than 0.920 g/cm3 and a melt index (i2) of 2 g/10 minutes or less, wherein the thickness of the third layer comprises at least 30% percent of the thickness of the multilayer film.. ... Dow Global Technologies Inc

05/17/18 / #20180133743

Material delivery system for laminator

An apparatus and process for the delivery of material to rolls of a laminator is disclosed.. . ... Dow Global Technologies Inc

05/10/18 / #20180127564

Filled polymer-based compositions with low viscosity, good mechanical properties and adhesion

The invention provides a composition comprising the following: a) a first polymer composition comprising an anhydride functionalized ethylene-based polymer, and optionally, an ethylene-based polymer; b) a filler; and wherein the anhydride functionalized ethylene-based polymer has a density from 0.855 g/cc to 0.900 g/cc and a melt viscosity, at 177° c., from 1000 to 50,000 cp.. . ... Dow Global Technologies Inc

05/10/18 / #20180127555

Hydroxyl-terminated pdms as cure control additive for the silane crosslinking of polyolefins

Scorch of a silane-functionalized polyolefin is minimized during melt mixing with a flame retardant through the use of a polydimethylsiloxane (pdms) having a (1) number average molecular weight (mn) greater than or equal to (≥) 4,000 grams per mole (g/mol), (2) viscosity of greater than or equal to (≥) 90 centipoise (cp), and (3) hydroxyl group content of less than or equal to (≤) 0.9 weight percent (wt %) based on the weight of the pdms.. . ... Dow Global Technologies Inc

05/10/18 / #20180127523

Ethylene-based polymers with low hexane extractables

The invention provides an ethylene homopolymer formed from a free-radical, high pressure polymerization process in a tubular reactor system, said homopolymer comprising the following properties: (a) a density from 0.9190 to 0.9250 g/cc; (b) a hexane extractable level that is less than, or equal to, 2.6 wt %, based on the total weight of the polymer; (c) a g′ (at g″=500 pa, 170 c) that meets the following equation: g′≥d+e[log (i2)], where d=150 pa and e=−60 pa/[log(dg/min)]; and (d) a melt in dex (i2) from 1.0 to 20 dg/min.. . ... Dow Global Technologies Inc

05/03/18 / #20180116216

Microbicidal composition containing glutaraldehyde and orthophenylphenol

. . This invention relates to synergistic mixtures of orthophenolphenol and/or its sodium salt with glutaraldehyde and the use of the synergistic combinations in industrial applications.. . ... Dow Global Technologies Inc

04/19/18 / #20180105684

Process for foaming polyolefin compositions using an azodicarbonamide/citrate mixture as a nucleating agent

A process of foaming a polyolefin, e.g., polyethylene, composition using as a nucleator a combination of (a) azodicarbonamide, and (b) a mixture of (1) a first component consisting of at least one of citric acid and an alkali metal citrate, and (2) a second component consisting of at least one of an alkali metal citrate, a di-alkali metal hydrogen citrate, an alkali metal dihydrogen citrate and an alkali metal bicarbonate, with the proviso that the mixture is not solely composed of alkali metal citrate.. . ... Dow Global Technologies Inc

04/19/18 / #20180105626

Processes for the production of high molecular weight ethylene/alpha-olefin/non-conjugated interpolymers with low levels of long chain branching

The invention provides a process to form a polymer composition comprising at least one ethylene/α-olefin/non-conjugated polyene interpolymer, and wherein the polymer composition has at least the following properties: a) a mw/v0.1 ratio greater than, or equal to, 1.80 (g/mol)/(pa·s); said process comprising polymerizing one or more mixture(s) comprising ethylene, an α-olefin and a non-conjugated polyene in the presence of a catalyst system comprising a metal-ligand complex of formula (i), as described herein.. . ... Dow Global Technologies Inc

04/19/18 / #20180105608

Process for producing esterified cellulose ethers of very high molecular weight and low viscosity

A modified process for producing an esterified cellulose ether is provided which comprises the stages of i) preparing a reaction mixture comprising a cellulose ether, an aliphatic monocarboxylic acid anhydride, a dicarboxylic acid anhydride, and a reaction diluent and heating the reaction mixture to a temperature of from 60° c. To 110° c. ... Dow Global Technologies Inc

04/19/18 / #20180105607

Process of preparing a high molecular weight esterified cellulose ether

An esterified cellulose ether of increased weight average molecular weight is produced in a process for reacting a cellulose ether with an aliphatic monocarboxylic acid anhydride and a dicarboxylic acid anhydride, wherein the process comprises the steps of a) preparing a reaction mixture comprising the cellulose ether, the dicarboxylic acid anhydride and a reaction diluent and heating the reaction mixture to a temperature of from 60 c to 110 c prior to, during or after mixing the components of the reaction mixture, and b) adding continuously or in at least three portions the monocarboxylic acid anhydride to the reaction mixture of step a) and completing the reaction.. . ... Dow Global Technologies Inc

04/12/18 / #20180099906

Cementitious tile adhesive compositions containing crosslinked cellulose ethers for mortars with enhanced gel-strength

The present invention provides cementitious tile adhesives comprising ordinary portland cement, sand or another inorganic filler, and from 0.12 to 0.6 wt. % of total solids of one or more polyether group containing crosslinked cellulose ethers. ... Dow Global Technologies Inc








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