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E I Du Pont De Nemours And Company patents


Recent patent applications related to E I Du Pont De Nemours And Company. E I Du Pont De Nemours And Company is listed as an Agent/Assignee. Note: E I Du Pont De Nemours And Company may have other listings under different names/spellings. We're not affiliated with E I Du Pont De Nemours And Company, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "E" | E I Du Pont De Nemours And Company-related inventors


Enzymatic hydrolysis of disaccharides and oligosaccharides using alpha-glucosidase enzymes

A method is disclosed for hydrolyzing an alpha-1,5 glucosyl-fructose linkage in a saccharide (disaccharide or oligosaccharide) such as leucrose. This method comprises contacting the saccharide with an alpha-glucosidase enzyme such as transglucosidase or glucoamylase under suitable conditions, during which contacting step the enzyme hydrolyzes at least one alpha-1,5 glucosyl-fructose linkage of the saccharide. ... E I Du Pont De Nemours And Company

Protected dna templates for gene modification and increased homologous recombination in cells and methods of use

Compositions and methods are provided for modifying a nucleotide sequence in the genome of a cell. The methods and compositions employ a guide polynucleotide, a protected polynucleotide modification template and a cas endonuclease to modify a nucleotide sequence and/or to increase the frequency of homologous directed repair. ... E I Du Pont De Nemours And Company

Glucosyltransferase enzymes for production of glucan polymers

Compositions are disclosed herein comprising poly alpha-1,3-1,6-glucan with a weight average degree of polymerization (dpw) of at least 1000. This glucan polymer comprises at least 30% alpha-1,3 linkages and at least 30% alpha-1,6 linkages. ... E I Du Pont De Nemours And Company

Lignin compositions

Disclosed herein are lignin-furfuryl alcohol compositions, lignin-furfuryl alcohol-resole (lfr) compositions comprising lignin-furfuryl alcohol composition and phenolic resoles and lfr foams derived from such lfr compositions. Disclosed herein are lfr foams comprising a polymeric phase defining a plurality of open cells and a plurality of closed cells, and a gas phase comprising one or more blowing agents disposed in at least a portion of the plurality of closed cells, wherein the polymeric phase is derived from lfr compositions.. ... E I Du Pont De Nemours And Company

Multilayer food casing or food film

Disclosed is a multilayer biaxially oriented sheet- or tube-type food casing or food packaging film comprising in order from outside to inside an outside surface layer preferably comprising polyester; a gas barrier layer preferably comprising ethylene vinyl alcohol copolymer positioned so that at least 60% of the total film thickness is to the inside of the gas barrier layer with respect to a package prepared from the film; an optionally shrinkable forming layer comprising polyolefins or ethylene copolymers; and an inside surface layer comprising polyethylene homopolymer or an ethylene alkyl (meth)acrylic acid copolymer or ionomer thereof. The casing or film can be produced by a blown film process and biaxially oriented by a triple-bubble process or by cast film process and biaxially oriented by a tenter frame process.. ... E I Du Pont De Nemours And Company

Coated copper particles and use thereof

Disclosed herein are coated copper particles formed of copper cores that are surface coated with a coating composition comprising one or more conductive oxides. Further disclosed herein are electrically conductive adhesives (eca) comprising: (a) organic binder, (b) surface coated copper particles, and optional (c) solvent.. ... E I Du Pont De Nemours And Company

Chip resistor

The invention relates to a chip resistor. A method of manufacturing a chip resistor comprises the steps of: (a) applying a conductive paste on an insulating substrate, wherein the conductive paste comprises, (i) 40 to 80 weight percent (wt. ... E I Du Pont De Nemours And Company

Gelling dextran ethers

Compositions are disclosed herein comprising at least one dextran ether compound that comprises uncharged, anionic, and/or cationic organic groups. The degree of substitution of one or more dextran ether compounds is about 0.0025 to about 3.0. ... E I Du Pont De Nemours And Company

Electrically conductive adhesives

Disclosed herein are electrically conductive adhesives (eca) comprising: (a) organic binder, (b) electrically conductive powders comprised of silver particles and surface coated copper particles, and optional (c) solvent.. . ... E I Du Pont De Nemours And Company

Thermoplastic jounce bumpers

The invention provides a vehicle suspension system, comprising a jounce bumper made of elastomeric thermoplastic material, having improved design to maximize energy absorption.. . ... E I Du Pont De Nemours And Company

Encapsulant composition comprising a copolymer of ethylene, vinyl acetate and a third comonomer

Provided herein is an encapsulant composition. The encapsulant composition, which is useful in photovoltaic modules, comprises a copolymer of ethylene, vinyl acetate and a third comonomer. ... E I Du Pont De Nemours And Company

Thermally conductive polymer composition

The present invention relates to a thermally conductive polymer composition. The thermally conductive polymer composition comprises (a) 30 to 60 parts by weight of a polymer, and (b) 100 parts by weight of a boron nitride filler comprising, (b-1) 70 to 99 parts by weight of a spherical boron nitride filler, and (b-2) 1 to 30 parts by weight of a sheet boron nitride filler having a thickness of 5 to 500 nm, a surface area of 4 to 50 m2/g and an aspect ratio of 100:1 to 10000:1.. ... E I Du Pont De Nemours And Company

Benzyl alpha-(1->3)-glucan and fibers thereof

The disclosure relates to benzyl α-(1→3)-glucan, compositions comprising benzyl α-(1→3)-glucan, and blends comprising benzyl α-(1→3)-glucan and one or more polymers. Also disclosed are fibers comprising benzyl α-(1→3)-glucan, and articles comprising such fibers, including articles such as a carpet, a textile, a fabric, yarn, or apparel.. ... E I Du Pont De Nemours And Company

Polysaccharide compositions for absorbing aqueous liquid

Compositions are disclosed herein comprising poly alpha-1,3-glucan or poly alpha-1,3-1,6-glucan polymer having an open-cell pore structure with an average pore size of about 100 nm to about 3000 nm in diameter. Such polymers have enhanced aqueous liquid absorption capacity, and can be comprised in various products having aqueous liquid absorption function. ... E I Du Pont De Nemours And Company

08/09/18 / #20180226522

Thick-film pastes containing lead- and tellurium-oxides, and their use in the manufacture of semiconductor devices

The present invention provides a thick-film paste for printing the front-side of a solar cell device having one or more insulating layers. The thick-film paste comprises an electrically conductive metal, and a lead-tellurium-oxide dispersed in an organic medium.. ... E I Du Pont De Nemours And Company

08/09/18 / #20180223002

Cationic poly alpha-1,3-glucan ethers

Poly alpha-1,3-glucan ether compounds are disclosed herein comprising positively charged organic groups. The degree of substitution of the ether compounds is about 0.05 to about 3.0. ... E I Du Pont De Nemours And Company

08/09/18 / #20180222877

Processes for preparing 2,5-furandicarboxylic acid and esters thereof

A process for producing furan dicarboxylic acid or an ester thereof from a feedstock comprising hydroxymethyl furfural (hmf) and humins is disclosed. Humins are a byproduct from reactions forming hmf from sugars and are typically removed from the hmf prior to any further processing. ... E I Du Pont De Nemours And Company

07/26/18 / #20180212089

Back sheet for solar cell module and solar cell module made thereof

Disclosed herein is a back sheet comprising a substrate comprising a silane crosslinked polyethylene composition, an adhesive layer, and a weather resistant layer. Also, disclosed herein are solar cell modules made thereof and methods for manufacturing the back sheet.. ... E I Du Pont De Nemours And Company

07/26/18 / #20180211745

Method of wrapping mica paper on an electrical conductor and mica paper tape suitable for same

A tape having a first face comprising a continuous surface of mica paper and a second face comprising a support layer, wherein the mica paper comprises 70 to 99 weight percent mica and 1 to 30 weight percent binder and the support layer comprises a film, a paper, a nonwoven fabric, or a woven fabric; wherein the initial elongation of the support layer is equal to or less than the initial elongation of the mica paper; and wherein the support layer is demountably attached to the mica paper such that when a delamination force of 10 n/10 mm or less is imposed on the support layer it can be separated from the mica paper.. . ... E I Du Pont De Nemours And Company

07/26/18 / #20180208769

Epoxy functionalized ethylene copolymer asphalt reaction products

This invention relates to polyepoxy-polymer-linked-asphalt having enhanced properties made by reacting a glycidyl-functionalized ethylene copolymer with reactive asphalt, wherein the glycidyl-functionalized ethylene copolymer has a glycidyl-containing comonomer content of 15.1 weight percent or greater.. . ... E I Du Pont De Nemours And Company

07/12/18 / #20180197654

Halogen free flame retardant thermoplastic elastomer compositions having improved insulation resistance

Halogen-free flame retardant compositions comprising copolyetherester thermoplastic elastomers, melamine cyanurate and epoxy-containing compounds and cables and wires made from such flame retardant polymer composition provide good electrical insulation resistance during use.. . ... E I Du Pont De Nemours And Company

07/12/18 / #20180194104

Composite sheet and cargo container comprising same

A non-rigid composite sheet comprising in order (i) a first component comprising at least one first fabric of continuous filament yarns having a tenacity of at least 11 g/dtex and a first polymeric layer, (ii) a second component comprising at least one second fabric of continuous filament glass yarns, the at least one second fabric being adjacent to the at least one first fabric of the first component, and (iii) a third component comprising a second polymeric layer.. . ... E I Du Pont De Nemours And Company

06/28/18 / #20180179173

Multi-stage esterification process

A process for efficiently esterifying furan dicarboxylic acid, especially 2,5-furan dicarboxylic acid in the presence of an alcohol and, optionally, a catalyst is disclosed. The process provides high yields of the diesters of furan dicarboxylic acid and comprises a multi-stage esterification process wherein a portion of a gas phase is removed at each stage of the multi-stage process.. ... E I Du Pont De Nemours And Company

06/28/18 / #20180178503

Polymeric gravure printing form and process for preparing the same with curable composition having a multifunctional urethane

The invention pertains to a printing form and a process for preparing a polymeric printing form from a curable composition that includes a multifunctional urethane in a specified reactive group equivalent weight range, and an initiator. The process includes coating the curable composition onto a supporting substrate, such as a print cylinder, to form a layer, curing the layer with heat or by exposure to actinic radiation, and engraving the resulting cured layer to form at least one printing cell in the cured layer. ... E I Du Pont De Nemours And Company

06/28/18 / #20180178496

Selectively permeable ethylene copolymer compositions

Disclosed is a selectively permeable protective structure, a method for providing personal protection from exposure to harmful chemical and biological agents using an article that provides a barrier to such agents and a method for limiting damage to the article due to corrosion or mold growth, comprising wrapping or covering the article in the selectively permeable protective structure. The selectively permeable structure comprises a membrane comprising a copolymer comprising copolymerized units of ethylene and copolymerized units of a comonomer providing an amine-reactive site combined with a short chain polymer having from about 5 to 50 repeat units and containing one primary amine active amine site, having a moisture vapor permeation value of at least 200 g-mil/m2/24 h and barrier to liquid water, and optionally a supporting substrate.. ... E I Du Pont De Nemours And Company

06/28/18 / #20180177147

Methods and compositions for cultivating plants and artificial plant seeds

Methods and compositions for cultivating plants and artificial plant seeds comprising choplets derived from plantlets grown by tissue culture techniques. Methods comprise production of choplets and artificial seeds comprising choplets which are initiated by the micropropagation of plant tissue source material from plants which may be native or transgenic.. ... E I Du Pont De Nemours And Company

06/14/18 / #20180163026

Solid polymeric highly durable surfacing

A solid surface comprises (i) a crosslinked acrylic or unsaturated polyester resin present in an amount no greater than 52 volume fraction percent, and (ii) no greater than 48 volume fraction percent of inorganic filler particles distributed evenly throughout the solid surface wherein (a) 95-99 volume fraction percent of the filler particles has a major dimension in the range of from 0.5 to no greater than 10 microns, (b) the d50 of the filler particles is from 0.5-2.5 microns, and (c) the d90 of the filler particles is equal to or less than 10 microns.. . ... E I Du Pont De Nemours And Company

06/14/18 / #20180163025

Solid polymeric highly durable surfacing

A solid surface comprises (i) a crosslinked acrylic or unsaturated polyester resin present in an amount no greater than 51 or 52 volume fraction percent, and (ii) no greater than 48 or 49 volume fraction percent of inorganic filler particles that are modified with discrete functional particles that are bound, or adhered to the filler particles, the filler particles being distributed evenly throughout the solid surface wherein (a) 95-99 volume fraction percent of the filler particles has a major dimension in the range of from 0.5 to no greater than 10 microns, (b) the d50 of the filler particles is from 0.5-2.5 microns, (c) the d90 of the filler particles is equal to or less than 10 microns and (d) the filler particles are modified with discrete functional particles that are bound, or adhered to the filler particles.. . ... E I Du Pont De Nemours And Company

06/14/18 / #20180163006

Matte finish polyimide films and methods relating thereto

The present disclosure is directed to a base film having a chemically converted polyimide, a non-carbon black pigment and a particulate polyimide matting agent. The particulate polyimide matting agent is present in an amount from 1.6 to 9 weight percent of the base film.. ... E I Du Pont De Nemours And Company

06/07/18 / #20180155876

Honeycomb core having a high compression strength

A method of making a fiber-reinforced composite structure comprising the steps of (i) forming a paper sheet having a gurley air resistance at least 200 seconds per 100 milliliters, the sheet comprising from 30 to 70 weight percent p-aramid fiber, (ii) depositing on both surfaces of the paper sheet a compression enhancing layer in a quantity up to 5 weight percent based on the weight of the paper, (iii) forming a honeycomb from the sheet of step (ii), and (iv) applying a matrix resin coating to the honeycomb of step (iii).. . ... E I Du Pont De Nemours And Company

06/07/18 / #20180155560

Cationic modified self-dispersing pigment dispersions and inkjet inks thereof

This invention pertains to aqueous inkjet inks containing self-dispersing pigments. The self-dispersing pigments are modified with multivalent cations.. ... E I Du Pont De Nemours And Company

06/07/18 / #20180155455

Preparation of poly alpha-1,3-glucan esters using cyclic organic anhydrides

Poly alpha-1,3-glucan ester compounds are disclosed herein with a degree of substitution of about 0.001 to about 3.0. Also disclosed are methods of producing poly alpha-1,3-glucan ester compounds using cyclic organic anhydrides.. ... E I Du Pont De Nemours And Company

06/07/18 / #20180155307

Reactive distillation process for the esterification of furandicarboxylic acid

A process for efficiently esterifying furan dicarboxylic acid, especially 2,5-furan dicarboxylic acid in the presence of an alcohol and, optionally, a catalyst is disclosed. The process provides high yields of the diesters of furan dicarboxylic acid and comprises a multi-stage esterification process wherein a portion of a gas phase is removed at each stage of the multi-stage process.. ... E I Du Pont De Nemours And Company

06/07/18 / #20180153228

Electrical connections for wearables and other articles

This invention is related to electrical connections in wearable garments and other articles that enable the transfer of electrical signals or electrical power from one site in the garment or article to another site on the garment or article by the use of an electrical conductor printed along the length of a substrate which bridges the two sites.. . ... E I Du Pont De Nemours And Company

06/07/18 / #20180153227

Electrical connections for wearables and other articles

This invention is related to electrical connections in wearable garments and other articles that enable the transfer of electrical signals or electrical power from one site in the garment or article to another site on the garment or article by the use of an electrical conductor printed along the length of a sewable substrate which bridges the two sites.. . ... E I Du Pont De Nemours And Company

05/24/18 / #20180141260

Enhanced barrier performance via blends of poly(ethylene furandicarboxylate) and poly(ethylene terephthalate)

The disclosure relates to processes for producing lightweight polyethylene terephthalate bottles that retain good barrier properties against the permeation of oxygen, carbon dioxide and/or water vapor. The use of relatively small amounts of polyethylene furandicarboxylate during the formation of the pet bottles can produce a bottle having the required barrier properties and result in the use of less material.. ... E I Du Pont De Nemours And Company

05/17/18 / #20180134896

Cationic modified self-dispersing pigment dispersions

This invention pertains to self-dispersing pigment dispersions. The self-dispersing pigments are modified with a multivalent cation and an anionic polymer.. ... E I Du Pont De Nemours And Company

05/10/18 / #20180132350

Articles and substrates providing improved performance of printable electronics

This invention is directed to substrates and articles utilizing these substrates that provide improved performance of printable electronics on polymer substrates. In particular, the improved substrates relate to polymer films and electrical conductors printed on them. ... E I Du Pont De Nemours And Company

05/10/18 / #20180127682

Structured liquid compositions comprising colloidal dispersions of poly alpha-1,3-glucan

Polysaccharides can be used to provide a liquid composition with desirable rheological properties while being compatible with other ingredients, such as enzymes, that may be used in formulating the liquid composition. The polysaccharides can be i) a colloidal dispersion of poly alpha-1,3-glucan, ii) poly alpha-1,3-glucan fibrids, iii) soy polysaccharide; or iv) a combination thereof.. ... E I Du Pont De Nemours And Company

05/03/18 / #20180119357

Poly alpha-1,3-glucan fibrids and uses thereof and processes to make poly alpha-1,3-glucan fibrids

The disclosure relates to poly alpha-1,3-glucan fibrids and methods for making them. Also disclosed uses for the fibrids, including paper-making and use as an emulsifier.. ... E I Du Pont De Nemours And Company

05/03/18 / #20180119335

Fabric having a cut-resistant coating comprising para-aramid particles

A fabric comprising a cut-resistant polymeric coating including by weight 1 to 10 percent para-aramid particles, the particles having an average particle size of 20 to 500 microns.. . ... E I Du Pont De Nemours And Company

04/12/18 / #20180102341

Conductive paste for bonding

. . The present invention relates to a conductive paste for bonding that comprises a metal powder and a solvent, wherein the metal powder comprises a first metal powder having a particle diameter (d50) of 10 to 150 nm and a second metal powder having a particle diameter (d50) of 151 to 500 nm. The paste is useful for manufacturing an electronic device comprising a substrate with an electrically conductive layer and an electrical or electronic component, which are reliably bonded together using the paste.. ... E I Du Pont De Nemours And Company

04/12/18 / #20180102198

Conductive paste composition and semiconductor devices made therewith

The present invention provides a thick-film paste composition for printing the front side of a solar cell device having one or more insulating layers. The thick-film paste comprises an electrically conductive metal and an oxide composition dispersed in an organic medium that includes microgel particles and an organopolysiloxane.. ... E I Du Pont De Nemours And Company

04/12/18 / #20180099483

Package comprising a sealed contact area including a nonwoven having a bonded surface with an embossed impression pattern

This invention relates to a package for providing an enclosed interior environment capable of being sterilized and a gas permeable fibrous nonwoven sheet structure useful in such structure, wherein the nonwoven sheet structure has at least one surface having a pre-sealed, embossed impression pattern; and a particle barrier penetration of below 10%, a gurley hill porosity of 40 seconds or less, and a moisture vapor transport rate of 3500 g/m2/day or greater.. . ... E I Du Pont De Nemours And Company

03/29/18 / #20180090861

Electrical connections and their use in wearables and other applications

. . This invention is directed to electrical circuits containing electrical connections of an electrical conductor in the form of a wire and a printed electrical conductor, methods of forming such connections and wearable garments and other articles with electrical circuits containing such electrical connections. One or more stitches with non-conductive thread each encompass the portion of the two conductors that are in contact.. ... E I Du Pont De Nemours And Company

03/22/18 / #20180080497

Needle bearing

The present invention relates to a non-magnetic needle bearing for use in a rotational machine such as, for example, an mri. The needle bearing may include needles, a cylindrical retainer holding the needles at a predetermined pitch, an outer ring outside of the retainer, and an inner ring inside the retainer. ... E I Du Pont De Nemours And Company

03/15/18 / #20180072998

Engineered glucosyltransferases

Disclosed herein are glucosyltransferases with modified amino acid sequences. Such engineered enzymes exhibit improved alpha-glucan product yields and/or lower leucrose yields, for example. ... E I Du Pont De Nemours And Company

03/15/18 / #20180072923

Conductive paste for bonding

The present invention relates to a conductive paste for bonding comprising 100 parts by weight of the metal powder, 5 to 20 parts by weight of a solvent, and 0.05 to 3 parts by weight of a polymer, wherein the polymer comprises a first polymer and a second polymer, wherein the molecular weight (mw) of the first polymer is 5,000 to 95,000, and the molecular weight (mw) of the second polymer is 100,000 to 300,000.. . ... E I Du Pont De Nemours And Company

03/08/18 / #20180066214

Compositions containing one or more poly alpha-1,3-glucan ether compounds

Compositions comprising cellulase and at least one poly alpha-1,3-glucan ether compound having a degree of substitution with an organic group of about 0.05-3.0 are disclosed. Such compositions can be dry or aqueous, the latter of which can have a viscosity of at least about 10 cps. ... E I Du Pont De Nemours And Company

03/01/18 / #20180062007

Thick-film pastes containing lead-tellurium-lithium- oxides, and their use in the manufacture of semiconductor devices

. . . . The present invention provides a thick-film paste for printing the front side of a solar cell device having one or more insulating layers. The thick-film paste comprises an electrically conductive metal, and a lead-tellurium-lithium-oxide dispersed in an organic medium.. ... E I Du Pont De Nemours And Company

03/01/18 / #20180061536

Chip resistor

The present invention relates to a chip resistor. A method of manufacturing a chip resistor comprising steps of: preparing an insulating substrate squarely segmented with vertical slits and horizontal slits, applying on the insulating substrate a conductive paste crossing over the horizontal slits, applying a resistor paste on the insulating substrate, forming trimming grooves to adjust resistivity of the resistor layers, and splitting the insulating substrate to form chip resistors, wherein the conductive paste comprises (i) a conductive powder comprising an agglomerated metal powder, wherein particle diameter (d50) of the agglomerated metal powder is 3 to 12 μm and specific surface area (sa) of the agglomerated metal powder is 3.1 to 8.0 m2/g, (ii) a glass frit and (iii) an organic vehicle.. ... E I Du Pont De Nemours And Company

03/01/18 / #20180057978

Lightweight fabrics containing carbon-containing aramid fiber blend including modacrylic fiber

An article of thermal protective clothing suitable for use in arc protection comprising a woven fabric comprising yarns comprising modacrylic fiber and aramid fiber, wherein 25 to 100 parts of the aramid fiber contain 0.5 to 20 weight percent discrete homogeneously dispersed carbon particles and 0 to 75 parts of the aramid fiber are free of discrete carbon particles; the fabric having an atpv of 10 cal/cm2 or greater at a basis weight of 6 ounces per square yard (203 grams per square meter) or less, and a total content of 0.1 to 3 weight percent discrete carbon particles.. . ... E I Du Pont De Nemours And Company

03/01/18 / #20180057969

Carbon-containing modacrylic & aramid bicomponent filament yarns

A yarn comprising a plurality of bicomponent filaments having a first region comprising a first polymer composition and a second region comprising a second polymer composition, each of the first and second regions being distinct in the bicomponent filaments; each bicomponent filament comprising 5 to 60 weight percent of the first polymer composition and 95 to 40 weight percent of the second polymer composition; wherein the first polymer composition comprises aramid polymer containing 0.5 to 20 weight percent discrete homogeneously dispersed carbon particles and the second polymer composition comprises modacrylic polymer being free of discrete carbon particles; the yarn having a total content of 0.1 to 5 weight percent discrete carbon particles.. . ... E I Du Pont De Nemours And Company

03/01/18 / #20180057965

Carbon-containing fiber blends including aramid and modacrylic fiber

An intimate blend of staple fibers, and a yarn, fabric, and article of clothing providing surprising arc performance; the intimate blend comprises 15 to 70 weight percent modacrylic fiber, 5 to 27 weight percent para-aramid fiber; and 3 to 80 weight percent meta-aramid fiber, wherein 25 to 100 parts of the meta-aramid fiber contains 0.5 to 20 weight percent discrete homogeneously dispersed carbon particles and 0 to 75 parts of the meta-aramid fiber free of discrete carbon particles, the intimate blend having a total content of 0.1 to 3 weight percent discrete carbon particles.. . ... E I Du Pont De Nemours And Company

03/01/18 / #20180057964

Carbon-containing aramid bicomponent filament yarns

A yarn comprising a plurality of bicomponent filaments having a first region comprising a first polymer composition and a second region comprising a second polymer composition; the regions being distinct and present in the bicomponent filaments in a sheath-core structure or a side-by-side structure; wherein the first polymer composition comprises aramid polymer containing 0.5 to 20 weight percent homogeneously dispersed discrete carbon particles and the second polymer composition comprises aramid polymer being free of discrete carbon particles and having at least one homogeneously dispersed masking pigment, the yarn having a total content of 0.5 to 5 weight percent discrete carbon particles.. . ... E I Du Pont De Nemours And Company

02/22/18 / #20180053867

Multilayer film and photovoltaic module

In a first aspect, a multilayer film includes a polymeric substrate film, a first fluoropolymer layer adhered to a first side of the polymeric substrate film and a polymeric oxygen barrier layer adhered to a second side of the polymeric substrate film. The multilayer film has an oxygen transmission rate of less than 4.0 cc/m2-day measured according to astm 1927-07. ... E I Du Pont De Nemours And Company

02/22/18 / #20180049457

Enzymatic synthesis of soluble glucan fiber

An enzymatically produced soluble α-glucan fiber composition is provided suitable for use as a digestion resistant fiber in food and feed applications. The soluble α-glucan fiber composition can be blended with one or more additional food ingredients to produce fiber-containing compositions. ... E I Du Pont De Nemours And Company

02/01/18 / #20180030464

Soybean event dp-305423-1 and compositions and methods for the identification and/or detection thereof

. . . . Compositions and methods related to transgenic high oleic acid/als inhibitor-tolerant soybean plants are provided. Specifically, the present invention provides soybean plants having a dp-305423-1 event which imparts a high oleic acid phenotype and tolerance to at least one als-inhibiting herbicide. ... E I Du Pont De Nemours And Company

01/25/18 / #20180027612

Thin-film heating device

A thin-film heating device includes a base layer, a bus bar layer and an electrode layer. The base layer includes a polymeric resistive layer, including conductive filler, in contact with a polymeric dielectric layer. ... E I Du Pont De Nemours And Company

01/25/18 / #20180022834

Oxidized dextran

Compositions comprising oxidized dextran compounds are disclosed herein. Oxidized dextran compounds are produced by contacting dextran under aqueous conditions with at least one n-oxoammonium salt, at least one periodate compound, and/or at least one peroxide compound.. ... E I Du Pont De Nemours And Company

01/25/18 / #20180021238

Colloidal dispersions of poly alpha-1,3-glucan based polymers

A colloidal dispersion is disclosed comprising poly alpha-1,3-glucan or poly alpha-1,3-1,6-glucan and a solvent. The colloidal dispersion has utility in various applications, including food, oil field, pharmaceutical, personal care and specialty industries.. ... E I Du Pont De Nemours And Company

01/18/18 / #20180017191

Unbalanced hybrid cords and methods for making on cable cording machines

A hybrid cord formed from a plurality of component plies wherein at least two of the plies are of unequal ply length regardless of the twist of the plies and at least one of the plies has a length that is from 1 to 50 percent longer than the other plies and a method of providing a cord with predetermined twist and component ply lengths.. . ... E I Du Pont De Nemours And Company

01/18/18 / #20180014478

Root intrusion improvements in irrigation tubes

An aqueous fluid irrigation system for protecting a region of a subsurface irrigation tube from root or microbial mass intrusion, comprising a porous cover covering a subsurface irrigation tube, wherein the cover essentially covers the region of the tube surface, and wherein the cover comprises a non-plexifilamentary material characterized by a peak void volume of less than 35 microns, and any planar region of the non-plexifilamentary material of an area of 500 square microns or less contains a contiguous polymer structure that remains contiguous when exposed to aqueous fluid.. . ... E I Du Pont De Nemours And Company

12/28/17 / #20170369866

Compositions and methods for efficient gene editing in e. coli using guide rna/cas endonuclease systems in combination with circular polynucleotide modification templates

Compositions and methods are provided for genome modification of a target sequence in the genome of an escherichia coli cell. The methods and compositions employ a guide rna/cas endonuclease system in combination with a circular polynucleotide modification template to provide an effective system for editing target sites within the genome of an escherichia coli cell.. ... E I Du Pont De Nemours And Company

12/28/17 / #20170369610

Ethylene acid copolymers, their ionomers, and their use in packaging films and injection molded articles

Provided are novel ethylene acid copolymers, their ionomers and their use in various articles, including packaging films and injection molded articles. The ethylene acid copolymers comprise copolymerized units of ethylene, about 10 to about 30 wt % of copolymerized units of a first α,β-unsaturated carboxylic acid having 3 to 10 carbon atoms; and about 5 to about 15 wt % of copolymerized units of a derivative of a second α,β-unsaturated carboxylic acid having 3 to 10 carbon atoms. ... E I Du Pont De Nemours And Company

12/21/17 / #20170362453

Carbon black pigment for improved durability

The present disclosure provides an ink for inkjet printing. The inkjet ink comprises a carbon black pigment dispersion. ... E I Du Pont De Nemours And Company

12/21/17 / #20170362345

Polymeric blend containing poly alpha-1,3-glucan

A polymeric blend composition comprising: (a) from about 1 to about 99 wt. % of a polymer; and (b) from about 1 to about 75 wt. ... E I Du Pont De Nemours And Company

12/21/17 / #20170362137

Zeolite based agricultural composition

The present disclosure relates to zeolite based agricultural compositions and their use as delayed release compositions. The delayed release compositions comprise an agricultural composition absorbed into or on the zeolite and the impregnated zeolites can then be coated with a polymer material to give the delayed release composition. ... E I Du Pont De Nemours And Company

12/21/17 / #20170361254

Melt spun filtration media for respiratory devices and face masks

The present disclosure is directed toward an improved nanofibrous electret filtration media of which the stand-alone electret nanofibrous web comprises a single source randomly intermingled fiber network that yields high breathability due to the high porosity and improved filtration efficiency for use as improved filtration media for respiratory devices and face masks.. . ... E I Du Pont De Nemours And Company

12/21/17 / #20170359965

Polylactic acid compositions with accelerated degradation rate and increased heat stability

The disclosure relates to polylactic acid compositions comprising a degradation additive and a thermal stability additive. The polylactic acid compositions have increased rates of degradation when compared to polylactic acid composition without the disclosed additives. ... E I Du Pont De Nemours And Company

12/14/17 / #20170355866

Aqueous ink-jet ink containing polyurethane binder for printing on textile

. . This disclosure relates to novel aqueous ink-jet inks having improved image properties containing an aqueous vehicle, a cross-linked pigment dispersion, and a cross-linked polyurethane binder. The inks are particularly advantageous for printing on textile.. ... E I Du Pont De Nemours And Company

12/07/17 / #20170350125

Render comprising honeycomb and cementitious or clay or geopolymer material

. . A render layer for a building comprises a honeycomb core of nonwoven polypropylene web, and a cementitious material fully filling the cells of the core, wherein (i) the nonwoven web has a porosity of from 5 microns to 600 microns, (ii) the core has a cell size of from 5 mm to 200 mm, (iii) the expansion and contraction across the plane of the core is greater than the expansion and contraction of the cementitious material filling the cells of the core, and (iv) the cementitious material is partly impregnated into the cell walls of the core.. . ... E I Du Pont De Nemours And Company

11/30/17 / #20170342528

Thick film paste and use thereof

A thick film paste comprising at least one particulate platinum (alloy), at least one metal compound, and an organic vehicle, wherein the at least one metal compound is selected from the group consisting of in each case particulate nio, sio2, ruo2, rh2o3, iro2, cu2o, cuo, tio2, zro2, pbo, sno2, ceo2, al2o3, mgo, mno2 and moo2, and metal compounds capable of forming a metal oxide on firing, the metal oxide being selected from the group consisting of nio, sio2, ruo2, rh2o3, iro2, cu2o, cuo, tio2, zro2, pbo, sno2, ceo2, al2o3, mgo, mno2 and moo2.. . ... E I Du Pont De Nemours And Company

11/30/17 / #20170342290

Inkjet ink set for printing on offset media

The present disclosure provides an ink set containing aqueous inkjet inks. The ink set is particular suitable for printing on offset media.. ... E I Du Pont De Nemours And Company

11/30/17 / #20170342182

Cross-linked polymers and their use in packaging films and injection molded articles

Provided are novel cross-linked polymers and their use in various materials, including packaging films and injection molded articles. These polymers, which comprise certain hydroxyl-containing crosslinking compounds, as well as optionally adjuvants, show improved creep resistance when compared to conventional ethylene acrylic or methacrylic acid copolymers and their ionomers.. ... E I Du Pont De Nemours And Company

11/23/17 / #20170335337

Regulatory sequences for modulating transgene expression in plants

The invention relates to gene expression regulatory sequences, specifically introns that act as enhancers of gene expression, the promoter and terminator sequences endogenously associated with these introns. Presence of these intronic enhancer sequences in proximity to promoter sequences leads to enhancement of gene expression. ... E I Du Pont De Nemours And Company

11/23/17 / #20170335300

Peptide-mediated delivery of rna-guided endonuclease into cells

A composition is disclosed that comprises at least one protein component of an rna-guided endonuclease (rgen) and at least one cell-penetrating peptide (cpp), wherein the rgen protein component and cpp are covalently or non-covalently linked to each other in an rgen protein-cpp complex. The rgen protein-cpp complex can traverse (i) a cell membrane, or (ii) a cell wall and cell membrane, of a cell. ... E I Du Pont De Nemours And Company

11/23/17 / #20170332654

Improved lecithin derived from high-oleic soybeans

Disclosed are compositions and methods relating to lecithin obtained from high-oleic soybeans. The high-oleic lecithin imparts improved characteristics to a product when compared to lecithin obtained from commodity soybeans. ... E I Du Pont De Nemours And Company

11/16/17 / #20170327857

Enzymatically produced cellulose

Enzymatic reactions are disclosed herein comprising water, glucose-1-phosphate, cellodextrin, and at least one cellodextrin phosphorylase enzyme comprising an amino acid sequence that is at least 90% identical to seq id no:2 or seq id no:6. These reactions produce a low molecular weight, insoluble cellulose with enhanced features.. ... E I Du Pont De Nemours And Company

11/09/17 / #20170320298

Resin-compatible laminate structures

This invention pertains to a laminate structure suitable for use as electrical insulation, comprising a first paper layer comprising 90 to 99 weight percent uniformly distributed calcined mica and 1 to 10 weight percent supporting material, a majority by weight of the supporting material being in the form of a floc; and a support layer comprising unidirectional filaments or unidirectional yarns or woven yarns; wherein the support layer is bound to the first paper layer; the laminate structure having a dielectric strength of 15 kv/mm or greater, a gurley porosity of 400 seconds or less, and total mica content of 60 weight percent or greater. The laminate structure can further comprise a second paper layer bound to the support layer, the second paper layer comprising 90 to 99 weight percent uniformly distributed calcined mica and 1 to 10 weight percent supporting material, a majority by weight of the supporting material being in the form of a floc.. ... E I Du Pont De Nemours And Company

11/09/17 / #20170318814

Compositions and methods to control insect pests

Methods and compositions are provided which employ a silencing element that, when ingested by a pest, such as a coleopteran plant pest or a diabrotica plant pest, decrease the expression of a target sequence in the pest. In specific embodiments, the decrease in expression of the target sequence controls the pest and thereby the methods and compositions are capable of limiting damage to a plant. ... E I Du Pont De Nemours And Company

10/26/17 / #20170309591

Electronic component

An electric component comprising a terminal electrode and a hot-melt polymer layer formed on the terminal electrode, wherein the hot-melt polymer layer comprises (i) 100 parts by weight of a metal powder and (ii) 1 to 30 parts by weight of a polymer, wherein melt mass-flow rate (mfr) of the polymer is 0.5 to 20 g/10 min. At 120 to 200° c. ... E I Du Pont De Nemours And Company

10/26/17 / #20170306374

Production of glucan polymers from alternate sucrose sources

Reaction solutions are disclosed herein comprising water, incompletely refined sucrose, and a glucosyltransferase enzyme that synthesizes insoluble poly alpha-1,3-glucan having at least 50% alpha-1,3 glycosidic linkages and a weight average degree of polymerization (dpw) of at least 100. The yield of poly alpha-1,3-glucan by a reaction solution herein is at least 7% of the weight of sucrose that was converted in the reaction solution. ... E I Du Pont De Nemours And Company

10/26/17 / #20170305791

Lignocellulosic biomass fermentation process co-product fuel for cement kiln

A fuel made from co-products derived from a lignocellulosic biomass fermentation process is used to fuel a cement production process. Filter cake and syrup co-products are mixed and dried, then burned in a cement kiln to create the temperatures needed for cement production.. ... E I Du Pont De Nemours And Company

10/12/17 / #20170290338

Compositions and methods to control insect pests

Methods and compositions are provided which employ a silencing element that, when ingested by a pest, such as a coleopteran plant pest or a diabrotica plant pest, decrease the expression of a target sequence in the pest. In specific embodiments, the decrease in expression of the target sequence controls the pest and thereby the methods and compositions are capable of limiting damage to a plant. ... E I Du Pont De Nemours And Company

10/05/17 / #20170290213

Solar cell modules with improved backsheet

. . Disclosed is a polyamide-ionomer composition suitable for use in a backsheet in a photovoltaic module comprising a polymer component a polyamide and an anhydride ionomer comprising a copolymer of ethylene, an alpha, beta-unsaturated c3-c8 carboxylic acid and an ethylenically unsaturated dicarboxylic acid or derivative thereof selected from the group consisting of maleic acid, fumaric acid, itaconic acid, maleic anhydride, and a c1-c1 alkyl half ester of maleic acid, wherein the carboxylic acid functionalities present are at least partially neutralized to carboxylate salts of one or more alkali metal, transition metal, or alkaline earth metal cations; 0 to 20 weight % of pigment; and 0 to 40 weight % of filler; preferably wherein the combination of pigment and filler comprises 10 to 50 weight % of the composition; and 0 to 5 weight % of weatherability additives.. . ... E I Du Pont De Nemours And Company

10/05/17 / #20170287587

Copper-containing conductive pastes and electrodes made therefrom

Disclosed herein are copper-containing (cu-containing) conductive pastes, copper (cu) electrodes formed by firing the cu-containing conductive paste over a substrate, and articles comprising a structural element with such cu electrodes, wherein, the cu-containing conductive paste contains a powder mixture of cu, ge, and b particles dispersed in an organic medium.. . ... E I Du Pont De Nemours And Company

10/05/17 / #20170282504

Photovoltaic cells with improved backsheet

Disclosed is a polyamide-ionomer composition suitable for use in a backsheet in a photovoltaic module comprising a polymer component comprising a polyamide and an ionomer comprising a copolymer of ethylene, an alpha, beta-unsaturated c3-c8 carboxylic acid, wherein the carboxylic acid functionalities present are at least partially neutralized to carboxylate salts of one or more alkali metal, transition metal, or alkaline earth metal cations; 0 to 20 weight % of pigment; and 0 to 40 weight % of filler; wherein the combination of pigment and filler comprises 8 to 50 weight % of the composition; and 0 to 5 weight % of weatherability additives.. . ... E I Du Pont De Nemours And Company

09/28/17 / #20170275782

Process for laying fibrous webs from a centrifugal spinning process

A method for laying down a nanoweb of nanofibers from a centrifugal spinning process by a combination of an air flow field and a charging arrangement. Fibrous streams in the form of fibrils of molten polymer or polymer solution are discharged from a rotating member into an air flow field that is essentially parallel to the direction of discharge of fibrils at the point of discharge of the fibrils. ... E I Du Pont De Nemours And Company

09/28/17 / #20170275477

Copper-containing conductive pastes and electrodes made therefrom

Disclosed herein are copper-containing (cu-containing) conductive pastes, copper (cu) electrodes formed by firing the cu-containing conductive paste over a substrate, and articles comprising a structural element with such cu electrodes, wherein, the cu-containing conductive paste contains a powder of coated cu particles and glass frit dispersed in an organic medium.. . ... E I Du Pont De Nemours And Company

09/21/17 / #20170267886

Aqueous inkjet ink containing polymeric binders

The present disclosure provides an ink for inkjet printing on offset media. The inkjet ink comprises a dispersed binder. ... E I Du Pont De Nemours And Company

09/21/17 / #20170267787

Oxidized poly alpha-1,3-glucan

Compositions comprising oxidized poly alpha-1,3-glucan compounds are disclosed herein. Oxidized poly alpha-1,3-glucan compounds are produced by contacting poly alpha-1,3-glucan under aqueous conditions with at least one n-oxoammonium salt.. ... E I Du Pont De Nemours And Company

09/21/17 / #20170266933

Multilayer structure comprising polypropylene

Disclosed is a composition that comprises or is produced from a first ethylene α-olefin copolymer, a modified first ethylene α-olefin copolymer, and a second ethylene α-olefin copolymer or propylene α-olefin copolymer. Also disclosed is a multilayer film or sheet structure containing at least one barrier layer; at least one predominantly propylene-based layer, at least one predominantly ethylene-based layer, or both; and at least one adhesive layer produced from the composition. ... E I Du Pont De Nemours And Company

09/21/17 / #20170266609

Breathable product for protective mass transportation and cold chain applications

The present invention concerns a breathable product for protective mass transportation and cold chain applications, in particular a reflective sheet for covering temperature sensitive products the reflective sheet having at least a first layer made of a highly reflective moisture vapor permeable substrate having an outer side and an inner side, wherein said inner side comprises in addition at least a metal layer deposited by a pvd process to provide a thermal insulation through high reflection low convection while providing controlled moisture vapor permeability.. . ... E I Du Pont De Nemours And Company

09/21/17 / #20170265459

Propagule coatings

The present disclosure is directed towards a method of coating a propagule with a layer of a coating composition. The coating composition, comprising a film forming binder, a filler, a pesticide and an aqueous carrier, can help to increase the uptake of a pesticide into a resultant plant.. ... E I Du Pont De Nemours And Company

09/14/17 / #20170260156

Hydrogenation of catmint oil

. . Disclosed are methods for treating catmint oil. The treated catmint oil can be used for the production of hydrogenated catmint oil, which is enriched in the insect repellent, dihydronepetalactone.. ... E I Du Pont De Nemours And Company

09/07/17 / #20170253887

Compositions and methods to control insect pests

Methods and compositions are provided which employ a silencing element that, when ingested by a pest, such as a coleopteran plant pest or a diabrotica plant pest, decrease the expression of a target sequence in the pest. Disclosed are various target polynucleotides set forth in any one of seq id nos: disclosed herein, (but not including the forward and reverse primers.) or variants or fragments thereof, or complements thereof, wherein a decrease in expression of one or more of the sequences in the target pest controls the pest (i.e., has insecticidal activity). ... E I Du Pont De Nemours And Company

08/31/17 / #20170247719

Compositions and methods to control insect pests

Methods and compositions are provided which employ a silencing element that, when ingested by a plant insect pest, such as a coleopteran plant pest or a diabrotica plant pest, decrease the expression of a target sequence in the pest. Disclosed are various target polynucleotides set forth in any one of seq id nos: 1-33 disclosed herein, (but not including the forward and reverse primers.) or variants and fragments thereof, or complements thereof, wherein a decrease in expression of one or more of the sequences in the target pest controls the pest (i.e., has insecticidal activity). ... E I Du Pont De Nemours And Company

08/31/17 / #20170245501

Compositions and methods to control insect pests

Methods and compositions are provided which employ a silencing element that, when ingested by a pest, such as a coleopteran plant pest or a diabrotica plant pest, decrease the expression of a target sequence in the pest. In specific embodiments, the decrease in expression of the target sequence controls the pest and thereby the methods and compositions are capable of limiting damage to a plant. ... E I Du Pont De Nemours And Company

08/10/17 / #20170226533

Genetic targeting in non-conventional yeast using an rna-guided endonuclease

. . . . Non-conventional yeasts are disclosed herein comprising at least one rna-guided endonuclease (rgen) comprising at least one rna component that does not have a 5′-cap. This uncapped rna component comprises a sequence complementary to a target site sequence in a chromosome or episome in the yeast. ... E I Du Pont De Nemours And Company

08/03/17 / #20170218093

Enzymatic synthesis of soluble glucan fiber

An enzymatically produced soluble α-glucan fiber composition is provided suitable for use as a digestion resistant fiber in food and feed applications. The soluble α-glucan fiber composition can be blended with one or more additional food ingredients to produce fiber-containing compositions. ... E I Du Pont De Nemours And Company

08/03/17 / #20170217120

Composite laminate flame barrier for a thermal and acoustic insulation blanket

A multilayer laminate comprising in order, a polymeric film layer capable of withstanding a temperature of at least 200 c for at least 10 min, an adhesive layer having an areal weight of from 2 to 40 gsm capable of activation at a temperature of from 75 to 200 degrees c. And an inorganic refractory layer wherein the refractory layer comprises platelets in an amount at least 85% by weight with a dry areal weight of 15 to 50 gsm and has a residual moisture content of no greater than 10 percent by weight.. ... E I Du Pont De Nemours And Company

08/03/17 / #20170215419

Anthranilamide seed treatment compositions and methods of use

Disclosed are methods of increasing crop yields as well as reducing pest damage to crop plants through anthranilamide seed treatment compositions. Chlorantraniliprole combinations with other insecticides, fungicides, nematicides and biological components are disclosed. ... E I Du Pont De Nemours And Company

07/27/17 / #20170211000

Process for producing diesel with low levels of sulfur

This disclosure relates to a process for producing diesel with reduced levels of sulfur. The process involves (a) providing a diesel feed comprising a diesel having a sulfur content in the range of about 20 to about 10,000 wppm; (b) feeding the diesel feed and a hydrogen rich gas to a reaction zone comprising a hydrotreating catalyst to produce a hydrotreated diesel effluent comprising diesel and hydrogen sulfide; and (c) removing hydrogen sulfide from the hydrotreated diesel effluent to produce a diesel product having a sulfur content no more than about 100 wppm; wherein hydrogen consumption in the reaction zone is in the range of about −150 to about 150 scf/bbl.. ... E I Du Pont De Nemours And Company

07/27/17 / #20170210920

Aqueous ink-jet inks containing amphoteric polyurethane as binder

The present disclosure provides aqueous ink-jet inks having improved stability containing an aqueous vehicle, a colorant, and an amphoteric polyurethane as a binder. The amphoteric polyurethane contains a plurality of tertiary amine groups derived from an amine-containing monomer, and a plurality of anionic acid groups.. ... E I Du Pont De Nemours And Company

07/27/17 / #20170210851

Furan based polyamides and articles made therefrom

Disclosed herein are compositions comprising furan-based polyamides and blend of furan-based polyamides with other polyamides. Also disclosed herein are multilayer structures comprising the furan-based polyamides and articles comprising the multilayer structures.. ... E I Du Pont De Nemours And Company

07/27/17 / #20170208823

Production of poly alpha-1,3-glucan food casings

An extrusion process for making a poly alpha-1,3-glucan food casing is disclosed.. . ... E I Du Pont De Nemours And Company

07/20/17 / #20170204442

Enzymatic synthesis of soluble glucan fiber

. . An enzymatically produced soluble α-glucan fiber composition is provided suitable for use as a digestion resistant fiber in food and feed applications. The soluble α-glucan fiber composition can be blended with one or more additional food ingredients to produce fiber-containing compositions. ... E I Du Pont De Nemours And Company

07/20/17 / #20170204258

Micropulp-elastomer masterbatches and compounds

A masterbatch composition of elastomer and from 20 to 100 parts per hundred parts elastomer of fibrous micropulp wherein the micropulp has fibers with a volume weighted average fiber length of from 20 to 200 micrometers as measured by laser diffraction, a relative specific surface area of from 30 to 600 square meter per gram as measured by nuclear magnetic resonance and the fibers selected from the group consisting of aromatic polyamide, aromatic copolyamide, polyacrylonitrile and polyazole.. . ... E I Du Pont De Nemours And Company

07/13/17 / #20170200900

Electronic device including a fluoranthene derivative

. . . . There is provided a compound having formula i. In formula i: r3-r18 are the same or different and are h, d, alkyl, silyl, aryl, deuterated alkyl, denterated silyl, or deuterated aryl, where no more than two r1-r16 are biphenyl and where at least two of r1-r16 have formula ii. ... E I Du Pont De Nemours And Company

07/13/17 / #20170200556

Electric component

The present invention relates to an electric component comprising a main body, a terminal electrode on at least one side of the main body and a hot-melt polymer layer on the terminal electrode, wherein the hot-melt polymer layer comprises a metal powder, a polymer and a wax.. . ... E I Du Pont De Nemours And Company

07/13/17 / #20170200539

Polyimide-based polymer thick film resistor composition

The invention is directed to a polyimide-based polymer thick film paste composition for forming a polyimide-based polymer thick film resistor, a process for forming the resistor and an electrical device containing a resistor formed using the paste composition the paste composition comprise a functional component, a polyimide, and an organic solvent and can be cured by heating.. . ... E I Du Pont De Nemours And Company

07/13/17 / #20170198323

Enzymatic synthesis of soluble glucan fiber

An enzymatically produced soluble α-glucan fiber composition is provided suitable for use as a digestion resistant fiber in food and feed applications. The soluble α-glucan fiber composition can be blended with one or more additional food ingredients to produce fiber-containing compositions. ... E I Du Pont De Nemours And Company

07/13/17 / #20170198109

Production of poly alpha-1,3-glucan formate films

A process for making poly alpha-1,3-glucan formate films by extrusion is disclosed. These films are translucent or transparent and can be used in packaging applications.. ... E I Du Pont De Nemours And Company

07/13/17 / #20170198108

Production of poly alpha-1,3-glucan films

An extrusion process for making a poly alpha-1,3-glucan film is disclosed. These films can be translucent and used in packaging applications.. ... E I Du Pont De Nemours And Company

07/13/17 / #20170196231

Production of poly alpha-1,3-glucan formate food casings

An extrusion process for making a poly alpha-1,3-glucan formate food casing is disclosed.. . ... E I Du Pont De Nemours And Company

07/06/17 / #20170190929

Aqueous ink-jet inks containing two or more binders

. . This disclosure relates to novel aqueous ink-jet inks having improved jetting properties containing an aqueous vehicle, a colorant, and a mixture of a dispersible crosslinked polyurethane binder and one or more soluble anionic polymeric binders.. . ... E I Du Pont De Nemours And Company

07/06/17 / #20170188574

Liquid sulfonylurea herbicide formulations

Disclosed are single liquid-phase herbicide compositions comprising by weight from 0.1 to 30% of one or more sulfonylurea herbicides, from 0 to 40% of one or more biologically active agents other than sulfonylurea herbicides, from 0 to 30% of one or more herbicide safeners, from 10 to 99.9% of one or more polyalkoxylated triglycerides wherein no more than about 50% by weight of the fatty acid-derived moieties in the polyalkoxylated triglycerides are derived from hydroxy fatty acids, from 0 to 89.9% of one or more fatty acid esters of c1-c4 alkanols, and from 0 to 70% of one or more additional formulating ingredients.. . ... E I Du Pont De Nemours And Company

06/29/17 / #20170183671

Plants with improved agronomic traits

. . Isolated polynucleotides and polypeptides and recombinant dna constructs useful for conferring drought tolerance, compositions (such as plants or seeds) comprising these recombinant dna constructs, and methods utilizing these recombinant dna constructs. The recombinant dna construct comprises a polynucleotide operably linked to a promoter that is functional in a plant, wherein said polynucleotide encodes a pre2 polypeptide.. ... E I Du Pont De Nemours And Company

06/29/17 / #20170182751

Thermoplastic composite laminate and articles manufactured therefrom

A thermoplastic composite laminate comprises in order a top layer composed of at least one thermoplastic film, a first tie layer, a fabric layer composed of a fabric comprising aromatic polyamide fibers and a surface activation agent, a second tie layer and a bottom layer composed of at least one thermoplastic film; wherein the thermoplastic composite laminate has a 25% or more increase in the average bonding strength as compared to that of a comparative laminate. Also disclosed are articles comprising or produced from the thermoplastic composite laminates, wherein the articles are housings or protective covers for mobile electronic devices.. ... E I Du Pont De Nemours And Company

06/22/17 / #20170175301

Hybrid cord and use thereof

. . A hybrid cord comprises (i) a first yarn, without initial s or z twist, of continuous polymeric filaments forming the core of the cord, the yarn being a non-bulked yarn, (ii) a second yarn, without initial s or z twist, of continuous polymeric filaments, the second yarn being a bulked yarn that is wrapped around the first yarn, wherein (a) the second yarn is wrapped around the first yarn at an angle of from 5 to 40 degrees, (b) the second yarn has a length that is from 4 to 35 percent longer than that of the first yarn, and (c) the hybrid cord is unbalanced and has an s or z twist.. . ... E I Du Pont De Nemours And Company

06/22/17 / #20170175133

Compositions and methods for the suppression of target polynucleotides from lepidoptera

Methods and compositions are provided which employ a silencing element that, when ingested by a pest, such as a pest from the lepidoptera order, they are capable of decreasing the expression of a target sequence in the pest. In specific embodiments, the decrease in expression of the target sequence controls the pest and thereby the methods and compositions are capable of limiting damage to a plant. ... E I Du Pont De Nemours And Company

06/22/17 / #20170175066

Single use bag for biological materials and processing

A single-use bag includes a collapsible a body having a first end and an opposing second end bounding a compartment. The collapsible body comprises at least one flexible sheet having an interior surface and an exterior surface; wherein the interior surface layer comprises low density polyethylene having a melt index from 0.9 to 2.0 g/10 min with a weight average molecular weight (mw) greater than 200,000 da, and an mz greater than 1,500,000 da. ... E I Du Pont De Nemours And Company

06/22/17 / #20170174950

Matte finish polyimide films and methods relating thereto

The present disclosure is directed to a base film having a chemically converted polyimide, a particulate polyimide matting agent and a low conductivity carbon black. The particulate polyimide matting agent is present in an amount from 1.6 to 9 weight percent of the base film.. ... E I Du Pont De Nemours And Company

06/22/17 / #20170174838

Polyimide-based polymer thick film compositions

This invention is directed to polyimide-based polymer thick film compositions and particularly non-fluorinated polyimide-based polymer thick film compositions. These compositions are comprised of certain polyimide polymers and certain solvents. ... E I Du Pont De Nemours And Company

06/22/17 / #20170173937

Composite printing form precursor and method for preparing a printing form precursor for treatment

The invention relates to a method for preparing a relief printing plate from a printing plate precursor wherein at least an end of the precursor is attached to a leader forming a composite printing form precursor that securely mounts the precursor in a treatment processor. The present method advantageously allows for all or substantially all of the area of the precursor to be utilized for forming the relief surface suitable for printing.. ... E I Du Pont De Nemours And Company

06/15/17 / #20170167063

Nonwoven glucan webs

Nonwoven webs formed from modified 1,3-α-d-glucan polymer and methods of forming the nonwoven webs are disclosed. The modified 1,3-α-d-glucan polymer can have a number average degree of polymerization in the range of from 55 to 10,000. ... E I Du Pont De Nemours And Company

06/15/17 / #20170166938

Production and composition of fructose syrup

Disclosed herein are aqueous compositions comprising fructose and methods of production thereof. A method for producing an aqueous composition comprising fructose can comprise, for example, conducting an enzymatic reaction by contacting water, sucrose, and a glucosyltransferase enzyme that synthesizes poly alpha-1,3-glucan having at least 30% alpha-1,3-linkages. ... E I Du Pont De Nemours And Company

06/15/17 / #20170166823

Gas oil hydroprocess

A process for the hydroprocessing of a gas oil (go) hydrocarbon feed to provide high yield of a diesel fraction. The process comprises a liquid-full hydrotreating reaction zone followed by a liquid-full hydrocracking reaction zone. ... E I Du Pont De Nemours And Company

06/08/17 / #20170159234

Treatment of filaments or yarn

A method for treating an aromatic polyamide filament or yarn to improve its adhesion to rubber wherein, the method comprises exposing the filament or yarn to a first mixture of reagents comprising multi-functional isocyanate oligomers and multi-functional epoxy oligomers, wherein the ratio of total isocyanate groups to total epoxy groups in the mixture is in the range of from 0.8 to 1.2, and heating the exposed filament or yarn to a temperature of at least 100 degrees c. Whereby the epoxy and isocyanate oligomers cross-link and form a network on the surface of the filament or yarn.. ... E I Du Pont De Nemours And Company

06/08/17 / #20170159110

Sequences and their use for the detection and characterization of e. coli o157:h7

This invention relates to a rapid method for detection and characterization of escherichia coli bacteria serotype o157:h7 based on the presence of nucleic acid sequences, in particular, to a pcr-based method for detection, and to oligonucleotide molecules and reagents and kits useful therefore. This method is preferably employed to detect e. ... E I Du Pont De Nemours And Company

05/18/17 / #20170141245

Conductive paste composition and semiconductor devices made therewith

. . A conductive paste composition contains a source of an electrically conductive metal, a first oxide component comprising an alkali metal vanadium oxide composition, an optional second non-oxide, non-metal component, and an organic vehicle. An article such as a high-efficiency photovoltaic cell is formed by a process of deposition of the paste composition on a semiconductor device substrate (e.g., by screen printing) and firing the paste to remove the organic vehicle and sinter the metal and establish electrical contact between it and the substrate.. ... E I Du Pont De Nemours And Company

05/18/17 / #20170136747

Articles comprising low temperature heat-sealable polyester

An article such as a film or sheet comprises a heat-sealable polyester composition having an amorphous processing window ranging from a tg in the range of about 40 to about 70° c., to a tcg in the range of about 70 to about 150° c. The composition comprises poly(trimethylene furandicarboxylate) homopolymer or copolymer, or a blend of poly(trimethylene furandicarboxylate) homopolymer or copolymer with other polymers such as poly(alkylene furandicarboxylate) homopolymer or copolymer or poly(alkylene terephthalate) homopolymer or copolymer. ... E I Du Pont De Nemours And Company

05/11/17 / #20170133537

Integrated back-sheets for back-contact solar cell modules

Disclosed herein is an integrated back-sheet for a back-contact solar cell module, which comprises: (i) a polymeric substrate having a back surface and a front surface; (ii) a tie layer comprising a back sub-layer and a front sub-layer, in which the back sub-layer is adhered to the front surface of the polymeric substrate, and in which the back sub-layer is comprised of one or more ethylene copolymers and the front sub-layer is comprised of a blend of one or more ethylene copolymers and one or more polyolefins at a weight ratio of about 3:97-60:40 or about 5:95-55:45; and (iii) electrically conductive metal circuits adhered to the front sub-layer of the tie layer. Also disclosed herein are processes for forming such an integrated back-sheet, back-contact solar cell modules made with such an integrated back-sheet, and processes for forming such back-contact solar cell modules. ... E I Du Pont De Nemours And Company

05/11/17 / #20170129826

Continuous mixing reactor and method of use

A continuous mixing reactor has an outer shell having a cylindrical portion with a central section and two opposite conical end sections; a circulation tube within the shell so that an annular passage forms between the shell and the circulation tube; an impeller within and positioned adjacent to one end of the circulation tube; and heat exchange means penetrating the outer shell and extending into the end of the circulation tube opposite the impeller. The outer shell has a hydraulic head forming one end of the shell, a heat exchange medium header at the opposite end of the shell. ... E I Du Pont De Nemours And Company

05/04/17 / #20170121468

Substantially symmetrical 3-arm star block copolymers

In a first aspect, a composition of matter includes a substantially symmetrical 3-arm star block copolymer having a central core and diblock copolymer arms having inner blocks and outer blocks. In a second aspect, an article includes a substrate, a block copolymer composition on the substrate, and a neutral layer between the substrate and the block copolymer composition.. ... E I Du Pont De Nemours And Company

04/27/17 / #20170114356

Novel alternatively spliced transcripts and uses thereof for improvement of agronomic characteristics in crop plants

. . Computational analysis of hundreds of rna-seq libraries enabled the identification of novel transcripts in maize. The novel transcripts are provided herein, as are recombinant dna constructs comprising such, transgenic plants or cell thereof comprising the recombinant dna constructs, and methods for generating transgenic seed and plants with improved agronomic characteristics.. ... E I Du Pont De Nemours And Company

04/27/17 / #20170114238

Aqueous ink-jet ink comprising an antifoaming agent

The present disclosure provides an ink for inkjet printing. The ink contains an aqueous vehicle, a colorant and an effective amount of an antifoaming agent. ... E I Du Pont De Nemours And Company

04/13/17 / #20170104115

Back-contact solar cell and method for manufacturing the same

. . A method for manufacturing a back-contact solar cell, comprising the steps of: (i) preparing a semiconductor substrate comprising an n-layer and a p-layer at the back side of the semiconductor substrate; (ii) applying a conductive paste on both the n-layer and the p-layer, wherein the conductive paste comprises a silver (ag) powder, a palladium (pd) powder, an additional metal powder selected from the group consisting of molybdenum (mo), boron (b) and a mixture thereof, a glass frit, and an organic medium; and (iii) firing the applied conductive paste.. . ... E I Du Pont De Nemours And Company

04/13/17 / #20170099844

Biologicals and their use in plants

Entomopathogenic fungal strains, compositions, and methods of using the strains for reducing overall insect damage.. . ... E I Du Pont De Nemours And Company

03/30/17 / #20170088692

Curing agents for compounds

. . . . Curing fluoroelastomers using curing agents of formula, r1n═cr2r3 , wherein r1 is h; r2 is selected from the group consisting of h, nh2, and nr4r5; r3 is selected from the group consisting of ph, so2h, nr6r7, 2-pyridine, and ch2conh2; r4 is h; r5 is selected from the group consisting of ph, nh2, and cn; r6 is selected from the group consisting of h, nhph, cconh2, c1 to c8 linear alkyl group, and c1 to c8 branched alkyl group; and r7 is selected from the group consisting of ph, cooc(ch3)3, nh2, ch2cooh, csnh2, cnhnh3+cl31 , p-phenylcn, coph,. . ... E I Du Pont De Nemours And Company

03/02/17 / #20170058119

Transesterified furan based polyesters and articles made therefrom

. . Transesterified-blend compositions comprising transesterified furan-based polyester and transesterified terephthalate-based polyester disclosed herein and articles made therefrom.. . ... E I Du Pont De Nemours And Company

02/16/17 / #20170044384

Photonic sintering of a solderable polymer thick film copper conductor composition

This invention provides a polymer thick film copper conductor composition for forming a solderable and highly solder leach resistant electrical conductor and a method for using the polymer thick film copper conductor composition to form the electrical conductor in an electrical circuit. The method subjects the deposited thick film copper conductor composition to photonic sintering. ... E I Du Pont De Nemours And Company

02/16/17 / #20170044383

Photonic sintering of a polymer thick film copper conductor composition

This invention provides a polymer thick film copper conductor composition for forming an electrical conductor and a method for using the polymer thick film copper conductor composition to form an electrical conductor in an electrical circuit. The method subjects the deposited thick film copper conductor composition to photonic sintering. ... E I Du Pont De Nemours And Company

02/16/17 / #20170044382

Process for forming a solderable polyimide-based polymer thick film conductor

The invention is directed to a process for forming a solderable polyimide-based polymer thick film conductor in which a paste composition comprising an electrically conductive metal, a polyimide and an organic solvent is cured by heating at a temperature of 280 to 320° c. The invention is also provides an electrical device containing a solderable polyimide-based polymer thick film conductor formed by the process of the invention.. ... E I Du Pont De Nemours And Company

02/16/17 / #20170043435

Paste and process for forming a solderable polyimide-based polymer thick film conductor

The invention is directed to a paste composition and a process for forming a solderable polyimide-based polymer thick film conductor. The paste composition comprising an electrically conductive metal, a polyimide, an organosilicon compound and an organic solvent and can be cured by heating at a temperature of 320 to 380° c. ... E I Du Pont De Nemours And Company

02/16/17 / #20170042104

Sugarcane process

The present disclosure provides a method for propagating a crop using meristem excision, micropropagation, plantlet formation, plantlet singulation, plantlet transfer to artificial seeds, and planting artificial seeds. Methods are provided for producing and handling the plantlets and materials used to form artificial seeds. ... E I Du Pont De Nemours And Company

02/09/17 / #20170040470

Conductive paste composition and semiconductor devices made therewith

. . A conductive paste composition contains a source of an electrically conductive metal, a first oxide component, a second, non-oxide, magnesium-containing component, and an organic vehicle. An article such as a high-efficiency photovoltaic cell is formed by a process of deposition of the paste composition on a semiconductor device substrate (e.g., by screen printing) and firing the paste to remove the organic vehicle and sinter the metal and establish electrical contact between it and the substrate.. ... E I Du Pont De Nemours And Company

02/09/17 / #20170036176

Apparatus for producing a liquid concentrate from a dry material

An apparatus for converting a dry material into a liquid concentrate includes a mixing vessel having an outlet opening, a dispenser for dispensing a predetermined weight of a dry material at a predetermined drop rate onto a predetermined drop location within the vessel, an inlet pipe connectable to a source of liquid for introducing a liquid into the vessel; a sensor for sensing the volume of liquid within the vessel; a pump for supplying a pressurized flow of recirculating liquid to the vessel; and a first, a second and a third agitating nozzle mounted within the vessel. Each agitating nozzle is operative to produce a jet of liquid oriented in a predetermined direction within the vessel. ... E I Du Pont De Nemours And Company

02/02/17 / #20170029983

Yarn from polymers having different decomposition temperatures and process for forming same

. . This invention relates to a yarn, and a process for making the yarn, the yarn comprising a plurality of spun filaments having a distinct, continuous, uniform-density sheath of a first polymer surrounding a distinct, continuous core of a second polymer; the first polymer further having a thermal decomposition temperature at least 50 degrees celsius lower than the thermal decomposition temperature of the second polymer.. . ... E I Du Pont De Nemours And Company








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