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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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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

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

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

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

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

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

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

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

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

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

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

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

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

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

04/12/18 / #20180099492

Multilayer structures and articles comprising the same

Embodiments of the present invention relate to multilayer structures and articles formed therefrom. In one aspect, a multilayer structure comprises (a) a biaxially oriented polyethylene film comprising a linear low density polyethylene having a density of 0.910 to 0.940 g/cm3, wherein the ultimate elongation in the machine direction of the biaxially oriented polyethylene film is at least 2 times greater than the ultimate elongation in the cross direction, and wherein the ultimate tensile strength of the biaxially oriented polyethylene film is at least 60 mpa in at least one of the machine direction and the cross direction; (b) an adhesive layer; and (c) a sealant film, wherein the ultimate elongation of the sealant film is at least 300% in at least one of the machine direction and the cross direction, wherein the ultimate tensile strength of the sealant film is less than 50 mpa in at least one of the machine direction and the cross direction, and wherein the sealant film has a heat seal initiation temperature of 105 ° cor less; wherein the sealant film is laminated to the biaxially oriented polyethylene film by the adhesive. ... Dow Global Technologies Inc

04/05/18 / #20180094127

Polyolefin based stretched films incorporating dispersed agents for optimization of application

The present disclosure relates to a method of promoting optimal stretching of stretch film during a wrapping operation, which method comprises at least the following steps. First a resin suitable for making stretch films is selected. ... Dow Global Technologies Inc

04/05/18 / #20180092360

Microbicidal composition

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

03/29/18 / #20180086888

Semi-flexible foam formulations

Embodiments of the present disclosure are directed towards semi-flexible foam formulations that can be utilized to form semi-flexible foams. As an example, a semiflexible foam formulation can include a first polyether polyol having an average nominal hydroxyl functionality from 2 to 4 and a number average equivalent weight from 120 to 1500, a second polyether polyol having a having an average nominal hydroxyl functionality from 4 to 8 and a number average equivalent weight from 120 to 800, and a third polyether polyol having an average nominal hydroxyl functionality from 2 to 4 a number average equivalent weight from 200 to 500 and toluene diisocyanate.. ... Dow Global Technologies Inc

03/29/18 / #20180086857

Process for adding a chain shuttling agent

A process to form a block copolymer comprising two or more regions or segments of differentiated polymer composition or properties, including feeding a first mixture that includes a chain shuttling agent, a solvent, the one or more monomers, and optionally hydrogen into a first reactor or reactor zone, feeding a second mixture that includes at least one olefin polymerization catalyst and at least one cocatalyst into the first reactor or reactor zone, contacting the first mixture and the second mixture under polymerization conditions in the first reactor or reactor zone to form a reaction mixture that is characterized by the formation of polymer chains from the monomers, allowing polymerization to occur in the first reactor or reactor zone and/or a second reactor or reactor zone to form polymer chains that are differentiated from the polymer chains, such that the resultant polymer has two or more chemically or physically distinguishable blocks.. . ... Dow Global Technologies Inc

03/29/18 / #20180086545

Flexible container with a spray valve

The present disclosure provides a flexible container. In an embodiment, the flexible container includes (a) four panels, each panel formed from a flexible multilayer film. ... Dow Global Technologies Inc

03/29/18 / #20180086528

Seal bar and process for using same

The present disclosure provides a seal bar. In an embodiment, the seal bar comprises a base member having a flat front surface and a flat recessed surface a distance (d) behind the front surface. ... Dow Global Technologies Inc

03/29/18 / #20180086527

Flexible fitment for flexible container

The present disclosure provides a flexible container. In an embodiment, the flexible container includes a first multilayer film and a second multilayer film. ... Dow Global Technologies Inc

03/29/18 / #20180086526

Flexible container with tube member

The present disclosure provides a flexible container. In an embodiment, the flexible container includes a front panel, a rear panel, a first gusset side panel, and a second gusset side panel. ... Dow Global Technologies Inc

03/29/18 / #20180086515

Flexible container with pop-up spout

The present disclosure provides a flexible container. In an embodiment, the flexible container includes a first multilayer film and a second multilayer film. ... Dow Global Technologies Inc

03/22/18 / #20180079897

Resin compositions for extrusion coating

Polyethylene-based compositions are provided that can be used, for example, in the formation of film layers. In one aspect, a composition comprises (a) a first linear low density polyethylene having a density of 0.900 to 0.915 g/cm3 and a melt index (i2) of 5.0 to 25 g/10 min, wherein the linear low density polyethylene is a blend of at least two components: (i) 20-40% by weight of a second linear low density polyethylene, wherein the second linear low density polyethylene is a homogeneously branched ethylene/α-olefin interpolymer having a density of 0.870-0.895 g/cm3 and a melt index (i2) of 2.0-6.0 g/10 min; and (ii) 60-80% by weight of a third linear low density polyethylene, wherein the density of the third linear low density polyethylene is at least 0.02 g/cm3 greater than the density of the second linear low density polyethylene and wherein the melt index (i2) of the third linear low density polyethylene is at least twice the melt index (i2) of the second linear low density polyethylene.. ... Dow Global Technologies Inc

03/22/18 / #20180079700

Integrated c3 - c4 hydrocarbon dehydrogenation process

An integrated process, suitable for use in a new or retrofitted plant, produces an olefin or di-olefin via the dehydrogenation of an appropriate c3-c4 hydrocarbon feed includes (1) contacting the feed and a dehydrogenation catalyst having a geldart a or geldart b classification in a fluidized bed at a temperature from 550° c. To 760° c. ... Dow Global Technologies Inc

03/22/18 / #20180079573

Flexible container with fitment

The present disclosure provides a flexible container. In an embodiment, the flexible container includes (a) four panels, each panel comprising a flexible multilayer film. ... Dow Global Technologies Inc

03/22/18 / #20180079170

Process for sealing flexible fitment to flexible film

The present disclosure provides a process. In an embodiment, the process includes a. ... Dow Global Technologies Inc

03/15/18 / #20180072941

Proppant coating having preformed isocyanurate

A coated proppant includes a solid core proppant particle, a first resin coating, and a second coating on the first resin coating. The second coating includes the reaction product of one or more curatives and one or more preformed aliphatic or cycloaliphatic based isocyanurate tri-isocyanates, derived from aliphatic diisocyanates, cycloaliphatic diisocyanates, or a combination of aliphatic and cycloaliphatic diisocyanates.. ... Dow Global Technologies Inc

03/15/18 / #20180072911

A low sheen paint composition with effective opacity

The present invention provides an aqueous paint composition comprising by dry weight based on total dry weight of the pigment composition, from 11% to 35% of a polymeric duller of (co)polymeric particles having an average diameter of from 1 to 20 μm, and from 25% to 70% of titanium dioxide particles; wherein from 50% to 100% of the titanium dioxide particles are encapsulated by polymer shell of (co)polymeric particles.. . ... Dow Global Technologies Inc

03/15/18 / #20180072820

Gelling esterified cellulose ethers

An esterified cellulose comprising aliphatic monovalent acyl groups and groups of the formula —c(o)—r—cooh, r being a divalent hydrocarbon group, has the following properties: i) the degree of neutralization of the groups —c(o)—r—cooh is not more than 0.4, ii) the total degree of ester substitution is from 0.03 to 0.38, and iii) the esterified cellulose ether has a solubility in water of at least 2.0 weight percent at 20° c.. . ... Dow Global Technologies Inc

03/15/18 / #20180072819

Water-soluble esterified cellulose ethers having a low degree of neutralization

An esterified cellulose ether comprising aliphatic monovalent acyl groups and groups of the formula —c(o)—r—cooh, r being a divalent hydrocarbon group, has the following properties: i) the degree of neutralization of the groups —c(o)—r—cooh is not more than 0.4, ii) the total degree of ester substitution is from 0.10 to 0.70, and iii) the esterified cellulose ether has a solubility in water of at least 2.0 weight percent at 2 c.. . ... Dow Global Technologies Inc

03/15/18 / #20180072818

Water-soluble esterified cellulose ethers

1. An esterified cellulose ether which i) comprises groups of the formula —c(o)—r—cooh or a combination of aliphatic monovalent acyl groups and groups of the formula —c(o)—r—cooh, wherein r is a divalent hydrocarbon group, ii) has a weight average molecular weight mw of up to 70,000 dalton, iii) has a degree of neutralization of the groups —c(o)—r—cooh of not more than 0.4, and iv) has a solubility in water of at least 2.0 weight percent at 2° c., is useful for preparing enteric capsules.. ... Dow Global Technologies Inc

03/15/18 / #20180072637

Butadiene telomerization catalyst and preparation thereof

Catalyst compositions are prepared by contacting a palladium source and 1,3,5,7-tetramethyl-6-(2,4-dimethoxyphenyl)-2,4,8-trioxa-6-phosphaadamantane and a methoxyocta-diene compound, in a primary aliphatic alcohol, under suitable conditions including a ratio of equivalents of palladium to equivalents of 1,3,5,7-tetramethyl-6-(2,4-dimethoxyphenyl)-2,4,8-trioxa-6-phosphaadamantane ranging from greater than 1:1 to 1:1.3. The result is a complex of palladium, a 1,3,5,7-tetramethyl-6-(2,4-dimethoxyphenyl)-2,4,8-trioxa-6-phosphaada-mantane ligand, and a ligand selected from a methoxyoctadiene ligand, an octadienyl ligand, or a protonated octadienyl. ... Dow Global Technologies Inc

03/15/18 / #20180072599

Thermally stable scale inhibitor compositions

The present invention relates to a thermally stable polymeric scale inhibitor compositions and use thereof. Preferably, the polymeric scale inhibitor is a polycarboxylic acid copolymer comprising a styrene sulfonic acid group. ... Dow Global Technologies Inc

03/15/18 / #20180071991

Processing for producing flexible container with fitment using expandable mandrel

The present disclosure provides a process for producing a flexible container. In an embodiment, the process includes (a) providing a flexible container. ... Dow Global Technologies Inc

03/15/18 / #20180071888

High planarization efficiency chemical mechanical polishing pads and methods of making

A chemical mechanical polishing pad for polishing a semiconductor substrate is provided containing a polishing layer that comprises a polyurethane reaction product of a reaction mixture comprising a curative and a polyisocyanate prepolymer having an unreacted isocyanate (nco) concentration of from 8.3 to 9.8 wt. % and formed from a polyol blend of polypropylene glycol (ppg) and polytetramethylene ether glycol (ptmeg) and containing a hydrophilic portion of polyethylene glycol or ethylene oxide repeat units, a toluene diisocyanate, and one or more isocyanate extenders, wherein the polyurethane reaction product exhibits a wet shore d hardness of from 10 to 20% less than the shore d hardness of the dry polyurethane reaction product.. ... Dow Global Technologies Inc

03/15/18 / #20180071725

Chromium complex and catalyst therefrom

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

03/15/18 / #20180071396

Aqueous solution of an esterified cellulose ether

An aqueous composition comprising an esterified cellulose ether being at least partially dissolved in an aqueous liquid, wherein the esterified cellulose ether comprises groups of the formula —c(o)—r—cooh, wherein r is a divalent hydrocarbon group is produced in a process which comprises the step of a) mixing the esterified cellulose ether with the aqueous liquid, and b) maintaining or adjusting the degree of neutralization of the groups —c(o)—r—cooh of the esterified cellulose ether at or to less than 0.45 and setting the temperature of the mixture of the esterified cellulose ether and the aqueous liquid to less than 10 c to at least partially dissolve the esterified cellulose ether in the aqueous liquid.. . ... Dow Global Technologies Inc

03/08/18 / #20180067602

Transparent pressure sensing film composition

A transparent pressure sensing film composition is provided having a matrix polymer; and, a plurality of conductive particles; wherein the matrix polymer comprises 25 to 100 wt % of an alkyl cellulose; and, wherein an electrical resistivity of the transparent pressure sensing film is variable in response to an applied pressure having a z-component directed along the thickness of the transparent pressure sensing film such that the electrical resistivity is reduced in response to the z-component of the applied pressure.. . ... Dow Global Technologies Inc

03/08/18 / #20180066209

Amine salts of alkylbenzene sulfonic acids and their use in detergent formulations

Provided are amine-neutralized anionic surfactants and their use in detergent formulations. The amine-neutralized an ionic surfactants are of the formula i, as described herein.. ... Dow Global Technologies Inc

03/08/18 / #20180066129

Flooding compounds for telecommunication cables

Flooding compounds for telecommunications cables. Such flooding compounds contain a polymeric filler and a branched olefinic fluid. ... Dow Global Technologies Inc

03/08/18 / #20180066126

Transparent pressure sensing film with hybrid particles

A transparent pressure sensing film is provided having a matrix polymer; and, a plurality of hybrid particles; wherein the plurality of hybrid particles are disposed in the matrix polymer; wherein each hybrid particle in the plurality of hybrid particles, comprises a plurality of primary particles bonded together with an inorganic binder; wherein an electrical resistivity of the transparent pressure sensing film is variable in response to an applied pressure having a z-component directed along the thickness of the transparent pressure sensing film such that the electrical resistivity is reduced in response to the z-component of the applied pressure.. . ... Dow Global Technologies Inc

03/08/18 / #20180066103

Isatin copolymers having intrinsic microporosity

A copolymer including a repeating unit represented by formula i: wherein: l is a divalent hydrocarbon group comprising from 1 to 12 carbon atoms; and l′ is optional and when present is represented by formula ii: wherein: y, y′ and y″ if present, are independently selected from: a carboxylic acid, sulfonic acid, 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 a, a′ and a″ if present, are independently selected from an arylene moiety, with the proviso one or both y″ and a″ may not be present.. . ... Dow Global Technologies Inc

03/08/18 / #20180065077

Cross-linked macroporous polymer used for selective removal of hydrogen sulfide from a gas stream

A process is disclosed for the removal of hydrogen sulfide (h2s) from natural. This process provides for passing a natural gas feedstream comprising h2s though a regenerable adsorbent media which adsorbs h2s to provide an h2s-lean natural gas product and h2s. ... Dow Global Technologies Inc

03/01/18 / #20180057721

Polyurethane sealant based on poly(butylene oxide) polyols for glass sealing

A polyurethane glass sealant is made by reacting a poly(1,2-butylene oxide) polymer with a chain extender and a polyisocyanate. The poly(1,2-butylene oxide) polymer may be used as a mixture with up to 50% by weight of other polyols, including castor oil. ... Dow Global Technologies Inc

03/01/18 / #20180057649

Overcoated water-soluble films

A multilayer film comprising: (a) a layer of a first polymer comprising polymerized units of vinyl alcohol; and (b) a layer of a second polymer selected from the group consisting of maleic anhydride-isobutylene copolymers, neutralized maleic anhydride-isobutylene copolymers, chemically modified maleic anhydride-isobutylene copolymers, ethylene-acrylic acid copolymer, neutralized ethylene-acrylic acid copolymer, polyvinylpyrrolidone, poly (vinyl methyl ether), cellulose, methyl cellulose, hydroxyethyl cellulose, poly(methyl)acrylic acid, poly(ethylene glycol), polyacrylamine, poly(2-hydroxyethyl acrylate), and mixtures thereof.. . ... Dow Global Technologies Inc

03/01/18 / #20180057441

Gas phase production of alkyl alkanoates

An alkane-containing stream is reacted to produce an alkene, which is carbonylated to produce an alkyl alkanoate, e.g., methyl propanoate, by a gas phase process comprising the step of contacting under carbonylation conditions the alkene, e.g., ethylene, carbon monoxide, an alkanol, e.g., methanol, and a solid sulfide-based metal catalyst.. . ... Dow Global Technologies Inc

03/01/18 / #20180057422

Reactivating propane dehydrogenation catalyst

Increase propane dehydrogenation activity of a partially deactivated dehydrogenation catalyst by heating the partially deactivated catalyst to a temperature of at least 660° c., conditioning the heated catalyst in an oxygen-containing atmosphere and, optionally, stripping molecular oxygen from the conditioned catalyst.. . ... Dow Global Technologies Inc

03/01/18 / #20180057225

Flexible container with spout

The present disclosure provides a flexible container. In an embodiment, the flexible container includes (a) four panels adjoined along a common peripheral seal. ... Dow Global Technologies Inc

02/22/18 / #20180052547

Composite transparent pressure sensing film

A composite transparent pressure sensing film is provided having a matrix polymer wherein the matrix polymer is a combination of 25 to 75 wt % of an alkyl cellulose and 75 to 25 wt % of a polysiloxane; and, a plurality of hybrid particles, wherein each hybrid particle in the plurality of hybrid particles, comprises a plurality of primary particles bonded together with an inorganic binder; wherein the plurality of hybrid particles are disposed in the matrix polymer; wherein an electrical resistivity of the composite transparent pressure sensing film is variable in response to an applied pressure having a z-component directed along the thickness of the composite transparent pressure sensing film such that the electrical resistivity is reduced in response to the z-component of the applied pressure.. . ... Dow Global Technologies Inc

02/22/18 / #20180051225

Flooding compounds for telecommunication cables

Flooding compounds for telecommunications cables. Such flooding compounds contain a polyolefin elastomer and a hydrocarbon oil. ... Dow Global Technologies Inc

02/22/18 / #20180051165

Composition for low temperature use containers

A modifier for forming sub-ambient temperature use containers includes (a) from 20 wt % to 40 wt % of a block composite, the block composite including (i) an ethylene-propylene copolymer, (ii) an isotactic polypropylene polymer, and (iii) a block copolymer, (b) from 40 wt % to 60 wt % of a polyolefin copolymer, the polyolefin copolymer being derived from ethylene and at least one of a c3 to c10 alpha-olefin, having a melt index from 100 g/10 min to 1500 g/10 min, according to astm d1238 and at 190° c./2.16 kg, and having a density from 0.860 g/cm3 to 0.900 g/cm3, and (c) optionally, from 0 wt % to 30 wt % of at least one of a first additional copolymer that has a refractive index from 1.490 to 1.510 and a second additional copolymer that is miscible with polypropylene.. . ... Dow Global Technologies Inc

02/22/18 / #20180051145

Improved water soluble packaging

This invention relates to improved water soluble, polyvinyl alcohol based film packaging. More particularly, this invention relates to the use of polyvinyl alcohol based films having a defined crystalline structure, in antimicrobial packaging applications.. ... Dow Global Technologies Inc

02/22/18 / #20180051122

Reactive polyurethane plasticizers and adhesives made therefrom

A reactive plasticizer is comprised of a reaction product of an isocyanate having two isocyanate groups and a linear polyether monol. The monol has a weight average molecular weight of about 500 to about 2000 grams/mole. ... Dow Global Technologies Inc

02/22/18 / #20180051121

Isocyanate-reactive formulation for rigid polyurethane foam

A storage stable isocyanate-reactive composition includes a reactive component including (a) 5 wt % to 30 wt % of at least one novolac-type polyoxypropylene polyether polyol having a hydroxyl functionality from 2 to 5 and a hydroxyl number from 130 to 450 mg koh/g, (b) 20 wt % to 60 wt % of at least one high functional polyether polyol having a hydroxyl functionality from 6 to 8 and a hydroxyl number from 300 to 700 mg koh/g, (c) 2 wt % to 30 wt % of at least one low functional polyether polyol having a hydroxyl functionality from 2 to 5 and a hydroxyl number from 50 to 400 mg koh/g, (d) 2 wt % to 30 wt % of at least one amine initiated polyol having a hydroxyl number from 250 to 600 mg koh/g, and (e) 1 wt % to 25 wt % of one or more additives; and a hydrocarbon physical blowing agent component in an amount of at least 10 parts by weight for each 100 parts by weight of the reactive component.. . ... Dow Global Technologies Inc

02/22/18 / #20180050854

Flexible fitment for flexible container

The present disclosure provides a container. In an embodiment, a flexible container (8) is provided and includes a first multilayer film (16) and a second multilayer film (18). ... Dow Global Technologies Inc

02/22/18 / #20180049618

Appliances having sound and thermal insulation based on viscoelastic polyurethane

Thermal and acoustic insulation is provided to an appliance or a component thereof through a layer of a viscoelastic polyurethane foam. The selection of a viscoelastic foam of this density provides efficient thermal insulation as well as acoustic insulation.. ... Dow Global Technologies Inc

02/15/18 / #20180046076

Photocurable compositions for three-dimensional printing

. . . . A three-dimensional printing photocurable composition includes from 20 wt % to 70 wt % of an urethane acrylate component, from 20 wt % to 60 wt % of a multifunctional epoxide component, from 1 wt % to 15 wt % of a monomer component, and from 1 wt % to 8 wt % of a photoinitiator component, based on the total weight of the composition. The urethane acrylate component includes the capping reaction product of an acrylate and an isocyanate terminated prepolymer and the isocyanate-terminated prepolymer is the reaction product of a polyisocyanate and at least one polyol having a molecular weight of at least 3000 g/mol. ... Dow Global Technologies Inc

02/15/18 / #20180045631

Methods for selecting film structures for packages

Methods are provided that facilitate the selection of a film structure for use in a package. In one aspect, a method of selecting a film structure for use in a package comprises determining a critical impact direction of a package by finite elemental method (fem) analysis, wherein the package has a predetermined volume, a predetermined shape, and a predetermined fill material; determining one or more desired tensile properties of a film structure to use in the package based on the critical impact direction, wherein the one or more desired tensile properties comprise at least one of toughness in the machine direction, toughness in the cross direction, elongation at break in the machine direction, elongation at break in the cross direction, stress at break in the machine direction, and stress at break in the cross direction; and selecting a film structure based on the one or more desired tensile properties.. ... Dow Global Technologies Inc

02/15/18 / #20180044598

Method of reducing hydrogen sulfide levels in gaseous mixtures using triazines

The present invention relates to a scavenging composition capable of scavenging a wide variety of sulfur-bearing compounds, such as hydrogen sulfide and method of use thereof. Said scavenging composition comprises an aqueous solution of a triazine compound, an anionic surfactant, and optionally an alcohol and/or glycol ether solution. ... Dow Global Technologies Inc

02/15/18 / #20180044536

Spray dried polyolefin elastomer powder for rotational molding processes

The present invention relates to a method to make a rotational molded skin from a powdered polyolefin elastomer composition derived from spray drying an aqueous polyolefin dispersion composition wherein the aqueous polyolefin dispersion composition is derived from melt blending a polyolefin composition comprising an olefin block copolymer, a dispersing agent, and water, wherein said aqueous dispersion preferably has a ph less than 12.. . ... Dow Global Technologies Inc

02/15/18 / #20180044239

Modified cellulose ether with improved workability for use in gypsum smoothing mortar and joint filler applications

The present invention provides additives for dry mix or tape joint compound compositions comprising one or more cellulose ether powders containing on its surface a polymeric additive chosen from polymeric colloidal stabilizers, polymeric fluidizers and combinations thereof. The additive is formed by methods of kneading at from 50 to 120° c. ... Dow Global Technologies Inc

02/15/18 / #20180043584

Method for insulating complex subsea structures

The present invention relates to a process to reduce internal stresses in insulation molded onto complex pipes, preferably complex subsea pipe, to reduce cracking in the molded insulation. Insulation materials applies to complex pipes comprising branches, i.e., valves, and the like, may be susceptible to cracking at, or near where the branch connects to the pipe as the coating of insulation material cures or hardens. ... Dow Global Technologies Inc

02/15/18 / #20180043309

Filtration assembly including spiral wound bioreactors and membrane modules positioned in separate pressure vessels

A filtration assembly including: a hyperfiltration assembly including: a high pressure vessel including a feed port, concentrate port and permeate port, and a plurality of serially arranged spiral wound hyperfiltration membrane modules; a bioreactor assembly including: a low pressure vessel comprising a first and second port, and a plurality of spiral wound bioreactors located within the low pressure vessel with each bioreactor comprising a flat sheet having two opposing bio-growth surfaces and a feed spacer spirally wound about an axis; and a fluid flow pathway extending from a fluid feed source: into the first port of the low pressure vessel, through the bioreactors and out the second port of the low pressure vessel, and into the feed port of the high pressure vessel, through the membrane modules and out of the concentrate port and permeate port.. . ... Dow Global Technologies Inc

02/08/18 / #20180040883

Lmfp cathode materials with improved electrochemical performance

Particulate lmfp cathode materials having high manganese contents and small amounts of dopant metals are disclosed. These cathode materials are made by milling a mixture of precursor materials in a wet or dry milling process. ... Dow Global Technologies Inc

02/08/18 / #20180038017

Process for making a fabricated article from polyolefin

The present disclosure describes a method for preparing a carbonized article comprising providing a fabricated polyolefin article; crosslinking the fabricated article with a boron-containing species (bcs); stabilizing the fabricated article by air oxidation; and carbonizing the fabricated article. The present disclosure further describes preparing a stabilized article.. ... Dow Global Technologies Inc

02/08/18 / #20180038016

Silicon treated polyolefin carbon fibers

A carbonaceous fiber is prepared from a polyolefin fiber. The polyolefin fiber is stabilized and is treated with a silicon source. ... Dow Global Technologies Inc

02/08/18 / #20180038013

Process for making a fabricated article from polyolefin

In one instance, the present disclosure describes a method for preparing a carbonaceous article comprising: providing a crosslinked polyolefin fabricated article; stabilizing the crosslinked polyolefin fabricated article by air oxidation to provide a stabilized fabricated article; treating with a boron-containing liquid (bcl) during or intermediate to at least one of the preceding steps; and carbonizing the stabilized fabricated article. In one instance the present disclosure describes a method for preparing a stabilized article.. ... Dow Global Technologies Inc

02/08/18 / #20180037847

Aminoalcohol salts of alkylbenzene sulfonic acids and their use in detergent formulations

Provided are amine-neutralized anionic surfactants and their use in detergent formulations. The amine-neutralized an ionic surfactants are of the formula i, as described herein.. ... Dow Global Technologies Inc

02/08/18 / #20180037731

Thermoplastic vulcanizate including rubber block interpolymer

A thermoplastic vulcanizate composition includes (a) a crystalline thermoplastic polyolefin comprising alpha-olefin monomers having from 2 to 5 carbon atoms, (b) a rubber block interpolymer comprising a first block and a second block having differing chemical or physical properties from the first block, the first block is derived from ethylene, a first alpha-olefin monomer having from 3 to 10 carbon atoms, and a first diene monomer having from 2 to 25 carbon atoms, the second block is derived from ethylene, a second alpha-olefin monomer having from 3 to 10 carbon atoms, and optionally a second diene monomer having from 2 to 25 carbon atoms, and an amount of the block interpolymer in the composition being greater than an amount of the thermoplastic polyolefin in the composition, and (c) a curative system.. . ... Dow Global Technologies Inc

02/08/18 / #20180037727

Process to form ethylene/alpha-olefin interpolymers

The invention provides a process to form a “first composition comprising a first ethylene/α-olefin interpolymer and a second ethylene/α-olefin interpolymer,” said process comprising polymerizing a first mixture comprising ethylene, an α-olefin, and optionally a polyene, in a stirred tank reactor to form a first ethylene/α-olefin interpolymer, and transferring at least some of the first ethylene/α-olefin interpolymer to a loop reactor, and polymerizing, therein, a second mixture comprising ethylene, an alpha-olefin, and optionally a polyene, in the presence of the first ethylene/α-olefin interpolymer, to form the “first composition comprising the first ethylene/α-olefin interpolymer and the second ethylene/α-olefin interpolymer.” the invention also provides a polymerization reactor configuration comprising at least the following: a stirred tank reactor followed by a loop reactor.. . ... Dow Global Technologies Inc

02/08/18 / #20180037723

Process for making a fabricated article from polyolefin

A method for preparing a carbonized article comprising: (a) providing a polyolefin resin; (b) forming a fabricated article from the polyolefin resin; (c) crosslinking the fabricated article; (d) stabilizing the fabricated article in a boron-containing oxidizing environment (boe); and (e) carbonizing the fabricated article. The present disclosure further describes a method for preparing a stabilized article.. ... Dow Global Technologies Inc

02/08/18 / #20180037714

Boron-containing fabricated article prepared from polyolefin precursor

In one instance, the present disclosure describes a crosslinked polyolefin article comprising: a carbon to hydrogen mol ratio of from 1:1.2 to 1:2.2; and 0.1 to 5 weight percent boron. In one instance, the present disclosure describes a stabilized polyolefin article comprising: a carbon to hydrogen mol ratio of from 1:0.8 to 1:1.3; greater than 18 weight percent oxygen; and 0.3 to 4 weight percent boron.. ... Dow Global Technologies Inc

02/08/18 / #20180037713

Process for making a fabricated article from polyolefin

The present disclosure describes a method for preparing a carbonized article comprising: providing an olefin resin in a melt phase; treating the olefin resin with a boron-containing species (bcs); forming a fabricated article from the treated olefin resin; crosslinking the fabricated article; stabilizing the fabricated article by air oxidation; and carbonizing the fabricated article. The present disclosure further describes a method for preparing a stabilized article.. ... Dow Global Technologies Inc

02/08/18 / #20180036942

Method of additive manufacturing using photoregulated radical polymerization

A method of fabricating a three-dimensional object, the method comprising: combining at least one of a meth(acrylate), a (meth)acrylamide, a (meth)acrylonitrile, a styrene, an acrylonitrile, a vinyl acetate, a vinylcarbazole, a vinylpyridine, a vinyl ether, a vinyl chloride monomers, a polyfunctional monomer, and a polyfunctional prepolymer with an organic photoredox catalyst to provide a reaction mixture; depositing the reaction mixture; polymerizing the monomers by irradiating the reaction mixture with a light source; and repeating the depositing step until the three-dimensional object is formed.. . ... Dow Global Technologies Inc

02/08/18 / #20180036723

Process for the regeneration of a titanium zeolite catalyst for propylene epoxidation

The invention relates to process for the regeneration of a catalyst comprising a titanium containing zeolite as catalytically active material comprising a stage comprising introducing a feed stream comprising propene, hydrogen peroxide or a hydrogen peroxide source, and an organic solvent into a reactor containing a catalyst comprising the titanium containing zeolite, subjecting the feed stream in the reactor to epoxidation conditions in the presence of the catalyst, removing a product steam comprising propylene oxide and the organic solvent from the reactor, stopping introducing the feed stream, washing the catalyst with a liquid aqueous system and calcining the washed catalyst.. . ... Dow Global Technologies Inc

02/08/18 / #20180036684

Filtration assembly including spiral wound bioreactors and hyperfiltration membrane modules

A filtration assembly including: i) a hyperfiltration assembly including: a high pressure vessel including a feed port, concentrate port and permeate port, and a plurality of serially arranged spiral wound hyperfiltration membrane modules; ii) a bioreactor assembly including: a plurality of spiral wound bioreactors each comprising a flat sheet having two opposing bio-growth surfaces and a feed spacer spirally wound about an axis (y); and iii) a fluid flow pathway adapted for fluid connection with a fluid feed source and extending in a parallel flow pattern through the bioreactors, and subsequently into the feed port of the high pressure vessel, successively through the spiral wound hyperfiltration membrane modules in a serial flow pattern and out of the concentrate port and permeate port.. . ... Dow Global Technologies Inc

02/08/18 / #20180035664

Material for packaging comprising antimicrobial composition

Materials are provided that combine certain antimicrobial compositions with substrates to provide materials suitable for the packaging of food products, such as meat products. In one aspect, the present invention provides a material suitable for packaging that comprises (a) a substrate, and (b) an antimicrobial composition comprising: (i) an active antimicrobial agent and (ii) a carrier, wherein the antimicrobial composition has a viscosity of at least 50 centipoise at temperatures between 2° c. ... Dow Global Technologies Inc








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