Abstract: A stable paper sizing composition comprising a dispersion of ketene dimer and a pH adjusted vinylamine containing polymer is disclosed. The method of preparing the stable sizing composition and the method of using the stable sizing composition is also disclosed.

Abstract: Crosslinking systems suitable for use in a polymer melt composition wherein the polymer melt composition comprises a hydroxyl polymer; polymeric structures made from such polymer melt compositions; and processes/methods related thereto are provided.

Abstract: The invention relates to an adhesive composition comprising at least partly gelatinized starch and one or more polymers (P) containing an amine group or an amide group. It also relates to a method of gluing pieces of wood based materials and to a wood based product.

Abstract: The present invention provides polymeric compositions containing thermoplastic starch and a thermoplastic polymer incompatible with starch, in which the starch constitutes the dispersed phase and the thermoplastic polymer constitutes the continuous phase, selected: A) from compositions comprising an agent with an interfacial effect selected from esters of polyols with mono- or polycarboxylic acids with dissociation constants within certain limits, the esters having specific values of the hydrophilic/lipophilic balance index HLB or being amongst the non-ionic surfactants which are soluble in water but cannot significantly be extracted by water from the compositions which contain them; B) from compositions wherein the thermoplastic polymer is an aliphatic or aliphatic-aromatic copolyester wherein the ratio (R) between the average viscometric molecular weight and the melt index is greater than 25,000 and C) from compositions wherein the thermoplastic polymer is selected from aliphatic-aromatic copolyesters, poly

Abstract: A materials system and methods are provided to enable the formation of articles by Three Dimensional Printing. The materials system includes a transition metal catalyst that facilitates the reaction of an acrylate-containing binder with a particulate material.

Abstract: Energy-activated room temperature-pumpable polymer compositions, devices for activating and processing the same into solid cellular or non-cellular polymeric materials that can be used as adhesives, sealants, coatings or gasket materials, and methods of making and using the same. The compositions according to the invention include solid particles that include one or more polymers, which are emulsified, dispersed or suspended in a liquid carrier together with at least one processing aid, such as a reactive blowing agent, a low molecular weight surfactant, a high molecular weight surfactant, one or more compounds found in latex paint, starch, cellulosic derived products and combinations of two or more thereof. The processing aids provide various benefits including, for example, reduced density, improved process hygiene, improved foam stability, faster bonding times and/or lower processing temperatures.

Abstract: Crosslinking systems suitable for use in a polymer melt composition wherein the polymer melt composition comprises a hydroxyl polymer; polymeric structures made from such polymer melt compositions; and processes/methods related thereto are provided.

Abstract: Process for preparing a composition based on a synthetic polymer includes: introducing, into a reactor containing a softened or molten synthetic polymer, a non-plasticized starchy component and a plasticizer of the latter; and kneading the mixture obtained under conditions sufficient to obtain the plasticization of the starchy component by the plasticizer, and a homogeneous mixture of the synthetic polymer and of the plasticized starchy component. The reactor may especially be a co-rotating or counter-rotating single-screw or twin-screw extruder, for example a co-rotating twin-screw extruder. The synthetic polymer may advantageously be chosen from the group including polyethylenes (PE) and polypropylenes (PP), which are functionalized or unfunctionalized, polyamides (PA), thermoplastic polyurethanes (TPU), styrene-ethylene-butylene-styrene (SEBS) copolymers, preferably that are functionalized, amorphous polyethylene terephthalates (PETG) and blends thereof.

Abstract: Stable, coating compositions useful for enhancing the dry strength of paper are disclosed. The compositions comprise an aqueous solution of nearly neutral polymer, cationic polymer and starch. Method of using the coating composition to improve the dry strength of paper is also disclosed.

Abstract: A thermoplastic and/or elastomer composition includes: at least 50 wt % and 99.95 wt % at most of a starchy composition (a) including at least one starch; at least 0.05 wt % and 50 wt % at most of a nanometric product (b) including particles having at least one dimension of 0.1 to 500 nanometers and selected from mixed products containing at least one lamellar clay and at least one cationic oligomer or cationic synthetic polymer, organic, mineral or mixed nanotubes, organic, mineral or mixed nanocrystals and nanocrystallites, organic, mineral or mixed nanobeads and nanospheres customized into clusters or agglomerated, and mixtures of these nanometric products, the percentage being expressed in dry weight and added to the sum in dry weight of (a) and (b); and at least one non-starchy polymer (c).

Abstract: A cationic starch graft copolymer is prepared by polymerization of monomers a) to d) a) 20-80% by weight of acrylamide, methacrylamide or mixtures thereof, b) 3-20% by weight of at least one basic or cationic vinyl monomer; c) 0.005-1.5% by weight of at least one bifunctional or higher-functional crosslinking agent, d) 0-10% by weight of at least one nonionic or anionic vinyl monomer which differs from the monomers mentioned under a) to c) in the presence of a grafting base e) e) 15˜70% by weight of at least one starch or one starch derivative, the sum of a) to e) being 100% by weight.

Abstract: The invention refers to aliphatic-aromatic biodegradable polyesters obtained from aliphatic dicarboxylic acids, aromatic acids of renewable origin and diols, and also to blends of said polyesters with other biodegradable polymers of either natural or synthetic origin.

Abstract: A printing ink is disclosed containing: non-water soluble polymeric surfactant; and water as a dispersed phase, wherein the non-water soluble polymeric surfactant stabilizes the water to form a stabilized emulsion heatset printing ink.

Abstract: A surface sizing agent is provided which has excellent dispersion stability, enables impartation of high sizing performance under a wide range of use conditions, irrespective of the characteristics of water used for sizing (hardness, pH, etc.) and the type of paper, and has low foaming property and good coating workability. Specifically, in a dispersion-type surface sizing agent obtained by emulsion polymerization of a monomer composition in the presence of a degraded dextrin, 20-40 parts by weight of a degraded dextrin having a weight average molecular weight of 26000-50000, obtained by enzyme denaturation of a waxy corn starch, are allowed to exist to 100 parts by weight of the total amount of the monomer composition, and the monomer composition includes (a) 10-35% by weight of at least one type of (meth)acrylic acid alkyl ester, (b) 40-80% by weight of other copolymerizable hydrophobic monomer, and (c) 1-10% by weight of a strong acid group-containing monomer.

Abstract: Color concentrates for thermoplastic biofiber composites are disclosed. The concentrates employ three factors to achieve concentrated delivery of color to the processing machine and excellent and substantially uniform dispersion of color in the processing machine: melt flow of the concentrate exceeding at least 4 g/10 min. using ASTM D-1238; pellet size of the concentrate such that at least 50 pellets weigh less than one gram; and weight percent of the colorant ingredients in the concentrate exceeding at least 30 weight percent.

Abstract: The present invention relates to processes utilizing ionic liquids for the dissolution of various polymers and/or copolymers, the formation of resins and blends, and the reconstitution of polymer and/or copolymer solutions, and the dissolution and blending of “functional additives” and/or various polymers and/or copolymers to form advanced composite materials.

Abstract: Methods of making polyoxymethylene compositions having a polyoxymethylene polymer having a Mean Biobased Content of at least 20 percent determined with ASTM-D6866 method.

Abstract: A composition having gas-barrier properties, which can produce a resin film having gas-barrier properties under high humidity conditions and high abrasion resistance, and a coating film formed by thermally treating a film-like product of the composition having gas-barrier properties and a method for producing the same are provided. A composition having gas-barrier properties, comprising a water-soluble polymer having hydroxyl group (A), a water-soluble polymer having carboxyl group (B), a metal alkoxide and/or a hydrolysis condensate thereof (C), and an esterification catalyst (E), such that the weight ratio of the component (A) and the component (B) is 97/3 to 3/97, and the component (C) is contained in an amount ranging from 1 part by weight to 400 parts by weight, while the component (E) is contained in an amount ranging from 0.

Abstract: A polylactic acid resin film or sheet which can be satisfactorily and stably formed and has excellent matte properties. It is a single-layer matte film or sheet which comprises a polylactic acid resin composition containing a particulate substance and at least one side of which has a surface gloss as measured in accordance with ASTM-D2457-70 (45° gloss) of 60% or lower.

Abstract: The invention relates to a binder for producing materials based on wood chips and/or wood fibers. The aim of the invention is to design a binder which is used for producing and gluing materials based on wood chips and/or wood fibers, contains natural protein components, significantly reduces or even eliminates the drawbacks of the prior art, and can be economically produced and used. Said aim is achieved by a binder which is used for materials based on wood chips and/or wood fibers, comprises an aldehyde-based condensation resin and other additives, and is characterized in that the binder comprises a water-soluble reactive additive containing a peptide/amino acid mixture without moieties of water-insoluble and high-viscosity proteins. The invention also relates to a method for producing said binder as well as a molded article.

Abstract: The invention relates to a composition in the form of a water-in-oil emulsion comprising an aqueous phase dispersed in an oily phase and containing: a) at least one fatty acid ester of a polyol; and b) at least one hydrophobically modified polysaccharide chosen from inulins, celluloses and derivatives thereof, starches and agars, and mixtures thereof. In particular, the fatty acid ester of a polyol is polyglyceryl-4 diisostearate/polyhydroxystearate/-sebacate. It also relates to a process for caring for, making up and/or removing makeup from the skin, including the scalp, the hair and the lips, comprising the topical application of such a composition to the skin, the scalp or the lips.

Abstract: The invention relates to a homogeneous, non-dried, melt-extruded thermoplastic compound containing 30-60% by weight dry substance of native or chemically modified starch, maximum 11% by weight dry substance of at least one other biopolymer selected from the group consisting of carrageenan or a different polysaccharide or a protein, 20-45% by weight dry substance of at least one softener and a maximum of 20% by weight water. Said compound can be used, advantageously, to produce molded bodies such as soft capsules with increased impact resistance.

Abstract: A shaped article (e.g., a porous material, and a spherical particle) comprising (A) a resin component is produced by kneading the resin component (A) (e.g., a thermoplastic resin) and a water-soluble auxiliary component (B) to prepare a dispersed composition, and eluting the auxiliary component (B) from the dispersed composition. The auxiliary component (B) may comprise 100 parts by weight of an oligosaccharide (B1) and 0.5 to 100 parts by weight of a water-soluble plasticizing component (B2) for plasticizing the oligosaccharide. The oligosaccharide (B1) may comprise a tetrasaccharide. The plasticizing component (B2) may comprise a saccharide or a sugar alcohol. Use of the dispersed composition ensures to form a shaped article having a given shape industrially with advantage even in the case of using a wide variety of resin components.

Abstract: A soluble plant fiber product and method of making the same, wherein the product comprises, by weight, the following ingredients: plant fiber power 40-80%, bonding agent 2-40%, demoulding agent 5-15%, starch 5-40%, and preferably further comprises 0.1-2% dye powder. This technology reduces the environmental pollution while improving the utility value of the raw material. The resultant product is fully degradable, nontoxic and has a low cost. The present invention provides a better processability by essentially and structurally changing the configuration of the plant fiber. The resultant product conforms to the relevant international test standards, such as U.S.A./Europe food testing standard, and can pass the microwave oven and dishwasher tests and is suitable for automatic production.

Abstract: The current invention relates to composition and method for treating impurities in a circulating water system. The circulating water system impurities may be oversprayed paint in paint spray booth applications. The composition includes an aqueous solution of a cationized starch, a polybasic aluminum salt such as aluminum chlorohydrate or polyaluminum chloride and a solution of a medium to high MW aqueous flocculent. The composition is particularly useful when added to recirculating scrubber water in paint spray booths for effectively treating both water based and solvent based paints.

Abstract: The invention relates to a composite system comprising at least one biodegradable blend, containing at least one biodegradable block copolyester urethane (PEU) and also at least one polyhydroxyalkanoate (PHA), possibly a filler comprising a polysaccharide and/or derivatives thereof and also possibly further biocompatible additives. Composite systems of this type are used for producing moulded articles, moulded parts or extrudates. Furthermore, the invention relates to possibilities for using the composite system.

Abstract: A barrier composition which is injection mouldable and able to be made into a transparent film or incorporated (by co-extrusion and/or lamination) into multi-layer film products, the composition on dry basis: a) from 45 to 90% by weight of a starch and/or a modified starch selected from starches modified by reaction with a hydroxyl alkyl group, an acetate or a dicarboxylic acid anhydride or a grafting polymer; b) from 4 to 12% by weight of a water soluble polymer selected from polyvinyl alcohol, polyvinylacetate, and copolymers of ethylene and vinylalcohol which have a melting point compatible with the molten state of the starch components c) from 5 to 45% by weight of a non-crystallising mixture of sorbitol and at least one other plasticizer selected from glycerol, maltitol, xylitol, mannitol, glycerol trioleate, epoxidised linseed or soybean oil, tributyl citrate, acetyl tri-ethyl citrate, glyceryl triacetate, 2,2,4-trimethyl-1,3-pentanediol diisobutyrate; polyethylene oxide or polyethylene glycol; d) from

Abstract: Biodegradable polymeric compositions suitable for use in forming films able to be used in one instance as shopping bags are disclosed. Some of the compositions contain mainly copolyesters, starch, polylactic acid, and glycerine.

Abstract: A starch-based composition includes: (a) at least 51% by weight of a plasticized amylaceous composition including starch and a plasticizer for the starch, obtained by thermomechanically mixing granular starch and a plasticizer for the starch, (b) at most 49% by weight of at least one non-amylaceous polymer, and (c) a bonding agent having a molecular mass of less than 5000, including at least two functions, at least one which is capable of reacting with the plasticizer and at least another of which is capable of reacting with the starch and/or the non-amylaceous polymer, these amounts being expressed with respect to solids and relative to the sum of (a) and (b), a method for preparing such a composition and a thermoplastic composition obtained by heating such a composition.

Abstract: The present invention relates to a biodegradable resin composition containing a resin component comprising polylactic acid and polybutylene terephthalate, and a powdered vegetable fiber component comprising corn starch, and relates to a method for producing the same. The present biodegradable resin composition contains the resin component (A) comprising 20 to 50 parts by weight of polylactic acid and 10 to 40 parts by weight of polybutylene terephthalate, and the powdered vegetable fiber component (B) comprising 10 to 70 parts by weight of corn starch, the total of the resin component (A) and the powdered vegetable fiber component (B) amounting to 100 parts by weight. The present biodegradable resin composition can be suitably used for producing a molded article.

Abstract: A thermoplastic polymer material containing starch is shown and described, which can be obtained by homogenizing a mixture containing 40 to 85 wt.-% starch and/or starch derivative, 15 to 55 wt.-% softener, and 0.01 to 7 wt.-% of a polymer which contains an epoxy group, while supplying thermal and/or mechanical energy and setting the water content of the mixture to less than approximately 12 wt.-%. The polymer material according to the invention is characterized by outstanding mechanical properties.

Abstract: There is provided a starch-based coating composition with excellent storage stability as a one-pack type paint, which can form coating films with excellent drying property, finished appearances, pencil hardness, mar resistance, adhesion, alkali resistance, solvent resistance and weather resistance, as well as coated articles that have been coated with the starch-based coating composition. The starch-based coating composition comprises as the binder a resin composition obtained by reacting (A) starch and/or modified starch with (B) an isocyanate group-containing compound obtained by reacting a polyisocyanate compound (b1) and a polyhydric alcohol (b2), or by reaction of these components with a resin obtained by radical polymerization of a mixture comprising an aromatic-based radical polymerizing unsaturated monomer, a hydroxyl group-containing radical polymerizing unsaturated monomer and optionally another radical polymerizing unsaturated monomer.

Abstract: The invention relates to a composition for surface colouration of paper web comprising a) from 0.1 to 30% by weight, based on the total weight of the composition, of a colouring pigment, b) from 0.1 to 20% by weight, based on the total weight of the composition of a starch/latex copolymer, characterized in that, in addition to starch, the monomeric components that are copolymerized comprise i) styrene or a substituted styrene, ii) an acrylate and/or methacrylate and, optionally, iii) one or more further ethylenically unsaturated monomers, c) from 0 to 20% by weight, based on the total weight of the composition, of starch or a starch derivative, d) from 0 to 10% by weight, based on the total weight of the composition of one or more auxiliaries and e) water to complete to 100% by weight, based on the total weight of the composition.

Abstract: Oil resistant package material and packages prepared therefrom have cyclodextrin incorporated in or adjacent to a film layer of the package to reduce the permeation of oil through the package material, and particularly out of the package. The film layer comprises a polymer that coordinates or bonds with a cyclodextrin compound in an amount sufficient to reduce the permeation of oil through the film layer as compared to a like film layer that does not contain cyclodextrin.

Abstract: A curable binder composition comprising an emulsion polymer, an extender and a hydryoxyamide.

Abstract: The invention relates to coextrusion binders including renewable and/or biodegradable polymers having good adhesion properties: at least one renewable and/or biodegradable polymer (A) grafted with a functional monomer including at least one reactive function, the grafting ratio being <1% in weight of the grafted polymer (A); at least one non-grafted renewable and/or biodegradable polymer (B) identical to (A) or compatible with (A) optionally a softener (C); and optionally a starch-based material (D). The invention also relates to multilayered structures including the binder of the present invention, in which the layers are preferably made of renewable and/or biodegradable compounds. The multilayered structures are advantageously useful in the field of food packaging.

Abstract: The use of at least one citrate/lipid mixture as a plasticizer for biodegradable polymer-based composites that are loaded with plant meal(s), and the biodegradable polymer-based composites loaded with plant meal(s) that comprise at least one citrate.

Abstract: A method for the production of a polymer material is shown and described, which is characterized by: (a) producing a mixture containing at least 1 to 75 wt.-% starch and/or starch derivative, 10 to 85 wt.-% polyester, and 0.01 to 7 wt.-% of a polymer containing an epoxy group; (b) homogenizing the mixture while supplying thermal and/or mechanical energy; (c) setting the water content of the mixture, so that the end product has a water content of less than approximately 12 wt.-%, in relation to the total composition of the mixture. The polymer material produced with the method according to the invention is characterized by outstanding mechanical properties.

Abstract: There is provided a method for producing a chemical mechanical polishing pad, the method comprising the steps of (1) producing a sheet-shaped polymer molded article and (2) irradiating the sheet-shaped polymer molded article with an electron beam within an irradiation dose of 10 to 400 kGy. A chemical mechanical polishing pad produced by the above method has advantages that it is excellent in removal rate and scratches and in-plane uniformity on a polished surface and that it shows a stable removal rate even when polishing a number of objects to be polished successively.

Abstract: Cationic starch graft copolymer composed of the monomers a) to d) a) 20-80% by weight of acrylamide, methacrylamide or mixtures thereof, b) 3-20% by weight of at least one basic or cationic vinyl monomer, c) 0.005-1.5% by weight of at least one bifunctional or higher-functional crosslinking agent, d) 0-10% by weight of at least one nonionic or anionic vinyl monomer which differs from the monomers mentioned under a) to c) and a grafting base e) e) 15-70% by weight of at least one starch or one starch derivative, the sum of a) to e) being 100% by weight.

Abstract: The present invention is directed to ester derivatives of levulinic acid that are useful as plasticizers and/or coalescent solvents in polymer compositions, compositions comprising the ester derivatives, methods of making the derivatives and the compositions, and the use of the derivatives as additives in polymer compositions.

Abstract: The Invention relates to a method for the preservation of natural rubber latex comprising the step of adding to natural latex at least one hydrophobically modified saccharide. The hydrophobically modified saccharide is preferably a hydrophobically modified fructan, a hydrophobically modified starch hydrolysate, or a mixture thereof. The invention further relates to a natural rubber latex containing a hydrophobically modified saccharide, and to vulcanised natural rubber products containing a hydrophobically modified saccharide.

Abstract: A thermal insulating packer fluid contains at least one water superabsorbent polymer and optionally water and/or brine, and a viscosifying polymer. The composition is capable of inhibiting unwanted heat loss from production tubing or uncontrolled heat transfer to outer annuli. The viscosity of the composition is sufficient to reduce the convection flow velocity within the annulus.

Abstract: Aqueous slurries of finely divided fillers which are at least partly coated with a composition comprising at least one water-soluble amphoteric copolymer and at least one latex.

Abstract: Process for treating aqueous slurries of finely divided fillers, an aqueous dispersion of at least one latex and an aqueous slurry of at least one starch being metered separately from one another into an aqueous slurry of at least one finely divided filler.

Abstract: An aqueous dispersion of water-soluble polymers obtained by free radical polymerization of ethylenically unsaturated anionic monomers in an aqueous medium in the presence of a stabilizer, wherein the stabilizer comprises: (a) at least one water-soluble polymer selected from the group consisting of a graft polymer of vinyl acetate and/or vinyl propionate on polyethylene glycol, a polyethylene glycol blocked at one or both terminal groups with an alkyl, a carboxyl or an amino group, and a copolymer of alkyl polyalkylene glycol methacrylate and methacrylic acid; and (b) at least one water-soluble polymer selected from the group consisting of a hydrolyzed copolymer of vinyl alkyl ether and maleic anhydride in the form of free carboxyl groups or in the form of salts at least partially neutralized with one or more alkali metal hydroxides or one or more ammonium bases, a cationically modified potato starch, an anionically modified potato starch, a degraded potato starch and maltodextrin.

Abstract: A substantially non-elastic incompressible composition, which substantially does not quickly self-level under standard operating conditions, includes: a suspending agent which reacts substantially as a solid when subjected to forces below a critical force, and which becomes substantially flowable when subjected to forces above said critical force; ceramic microparticulates dispersed within the suspending agent; flexible-walled microparticulates dispersed within the suspending agent; and celled macroparticulates dispersed within the suspending agent. The composition provides an incident energy absorbing property. The incident energy may include sound energy, and the microparticulates and macroparticulates may convert some of the sound energy into heat, or may diffract the sound energy.

Abstract: The invention relates to a rheological additive comprising illite clay, smectic clay and an attapulgite suitable for controlling the application characteristics of a coating material for porous bodies.

Abstract: Aqueous dispersions of (meth)acrylic esters of polymers comprising N-hydroxyalkylated lactam units and obtainable by free-radically initiated emulsion polymerization, wherein monomers copolymerized are (a) styrene, acrylonitrile, methacrylonitrile and/or methyl methacrylate, (b) at least one C1 to C18 alkyl acrylate and/or at least one C2 to C18 alkyl methacrylate, (c) at least one acrylic ester of an N-hydroxyalkylated lactam and/or at least one methacrylic ester of an N-hydroxyalkylated lactam, and (d) if appropriate, other ethylenically unsaturated monomers, and use of these aqueous dispersions and/or of polymers which comprise in copolymerized form at least one acrylic ester of an N-hydroxyalkylated lactam and/or at least one methacrylic ester of an N-hydroxyalkylated lactam for treating the surface of paper and of paper products, and also the inkjet papers obtainable accordingly.

Abstract: A water-soluble film which comprises a saceharide component and a vinyl alcohol resin component, where the vinyl alcohol resin may include functional comonomer units such as sulfonic acid functional groups or salts thereof. Preferred are polyvinyl alcohol/2-methylacrylamido-2 methyl propane sulfonic acid resins (PVOH/AMPS) which may be purchased commercially with relatively higher or relatively lower characteristic viscosity. The films exhibit superior resistance to aggressive oxidizing chemicals and remain soluble in water after prolonged exposure thereto. The films are particularly useful for unit-dose packaging of chlorine-containing pool chemicals, such as trichloroisocyanuric acid.