Abstract: A pressure sensitive adhesive for medicinal application purposes, based on ethylene-vinyl acetate copolymers is characterized in that it contains as polymer component (A) an ethylene-vinyl acetate copolymer or a combination of at least two ethylene-vinyl acetate copolymers, and as component (B) an adhesive resin or a combination of adhesive resins at a portion of up to 55%-wt, relative to the sum of components (A) and (B) without active substances or other auxiliary substances.

Abstract: The present invention is directed to a polymer film comprising a roughening material. The polymer film comprises a base polyolefin, and a roughening material present in an amount of equal to or greater than about 3 weight percent, based on total weight of the polymer film, wherein the roughening material has an average particle size ranging from about 20 to about 60 microns. A multilayer film including an adhesive layer and the polymer film is also disclosed.

Abstract: The invention provides a polymer composition comprising (a) a copolymer comprising in polymerized form at least one vinyl ester (i) of a monocarboxylic acid having 2 to 4 carbon atoms and at least one vinyl ester (ii) of a monocarboxylic acid having at least 5 carbon atoms and (b) a copolymer different from copolymer (a) and comprising in polymerized form vinyl acetate and ethylene. In addition the invention concerns compositions comprising an inorganic hydraulic binding agent and said polymer composition; and uses of said polymer composition, especially in tile adhesives.

Abstract: The present invention is directed to the incorporation of functionalized polyethylenes, in amount of about 1% to 95% by weight based upon the weight of the total crosslinkable material, into ethylene alpha olefin elastomers, such as EPDM elastomer compositions, which are crosslinked by peroxides, which results in improved properties, such as hardness and modulus of elongation, and can result in improved higher abrasion resistance, wear resistance, coefficient of friction, tensile strength, and other properties through a broad temperature range, which are beneficial to power transmission products, such as power transmission belts.

Abstract: Disclosed is a composition comprising, consisting essentially of, consisting of, or produced from polyvinyl chloride, filler, and an impact strength-retaining amount of a modifier wherein the modifier includes is or an ethylene copolymer, an acid anhydride- or acid monoester-modified polyolefin, or combinations thereof. Also disclosed is a process comprising combining an impact strength-retaining amount of a modifier to a blend that comprises or is produced by combining a rigid PVC and one or more fillers. The combining is carried out under a condition sufficient to prevent or minimize the reduction of impact strength of the blend, to reduce the molten viscosity of the blend, or to minimize the loss in stiffness (flexural modulus) of the blend, in comparison to the unmodified blend.

Abstract: A dispersion of polymer microparticles in organic liquid obtainable by a process comprising the steps of i) providing a mixture comprising a first polymer having functional groups capable of reacting with the carboxylic acid and/or carboxylic acid anhydride groups of a second, polypropylene polymer ii) causing the polymers to melt at a chosen temperature under conditions of high shear, preferably in an extruder, to form an intimate mixture iii) causing the carboxylic acid and/or carboxylic acid anhydride groups of the polypropylene polymer to react with at least some of the functional groups of the first polymer, under conditions of high shear, preferably in an extruder iv) diluting the resulting mixture of step iii) with an organic liquid at a temperature such that a substantially homogeneous solution is formed v) cooling the solution to a temperature whereby the polymer microparticles of the dispersion are formed.

Abstract: The present invention provides a highly-filled thermoplastic composition comprising a linear low density polyethylene and an ethylene vinyl acetate copolymer. The thermoplastic composition exhibits high tensile strength, high flex modulus, high temperature resistance and high tear strength.

Abstract: The present invention relates to copolymer process aids having a carboxylic anhydride or acid functionality and a hydrophobic functionality. The copolymer process aid can be used in the exfoliation of a nanoclay, where it can be made in situ; and can also serve as a compatibilizer for exfoliated nanoclays with a polymer matrix, including with impact modified polymer matrices.

Abstract: A composition for formation of upper layer film, which is used for forming an upper layer film on the surface of a photoresist film and which comprises a resin (A) having a repeating unit represented by the following general formula (1-1) and not having a repeating unit represented by the following general formula (1-2), and a resin (B) having a repeating unit represented by the following general formula (1-2) and not having a repeating unit represented by the following general formula (1-1). [In the general formulas (1-1) and (1-2), R1 is hydrogen or the like; R2 is single bonds or the like; and R3 is a fluorine-substituted, linear or branched alkyl group having 1 to 12 carbon atoms, or the like.] The composition can form an upper layer film giving a sufficiently high receded contact angle.

Abstract: The object of the invention is to provide an oil ink set capable of obtaining images having high color reproduction capabilities and high color saturation in particular. The oil ink set of the invention comprises a firsts a second, and a third oil ink having a wavelength region in which the reflectivity of each oil ink on a recording medium changes from 80% to 5% in the wavelength range of 400 nm to 700 nm. In this wavelength region, the reflectivity of the first oil ink is continuously higher than that of the first oil ink, and in the wavelength in which the reflectivity of the second oil ink changes from 80% to 5%, the reflectivity of the third oil ink is continuously higher than that of the second oil ink. Moreover, the coloring materials in the first, the second and the third oil inks are all different.

Abstract: A water base adhesive and a latex composition being a base of water base primer are provided. The latex composition comprises 100 parts by mass of a polychloroprene latex and from 1 to 70 parts by mass of an EVA resin having a mass ratio of ethylene being at least 40%, as main components.

Abstract: Provided is a resin composition comprising 1-99% by weight of a modified ethylene-vinyl alcohol copolymer (C) having an ethylene content of 5-55 mol %, which contains a specific structural unit (I) in an amount of 0.3-40 mol % and can be obtained by reacting an ethylene-vinyl alcohol copolymer (A) with a monofunctional epoxy compound (B) having a molecular weight of not more than 500, and 1-99% by weight of a thermoplastic resin (T1) other than (C). Moreover, a multilayer structure in which the resin composition and a thermoplastic resin (T2) are laminated is also provided. Thus, a resin composition superior in barrier properties, transparency, stretchability, flexibility, flexing resistance and interlayer adhesiveness and various kinds of molded articles made thereof are provided.

Abstract: Compositions for damping the vibration of mechanical components, such as those used in vehicles, are disclosed and described. The compositions comprise resin blends that are semi-compatible and which are blended to form a micro-phase separation.

Abstract: According to the present invention, a display strip with which the process of attaching product-enclosed bags can easily be automated and from which the product-enclosed bags can easily be detached without having their appearance degraded and a display strip and product assembly can be provided. The display strip according to the present invention is utilized to hold and align a plurality of product-enclosed bags vertically for the display. It comprises at least a substrate layer and a sealant layer with the sealant layer containing an ethylene-vinyl acetate copolymer and an adhesive promoting tackifier.

Abstract: The present invention relates to an insulating composition for an electric power cable which comprises a polyolefin, an antioxidant, and a polar copolymer. Further, the present invention relates to an electric power cable comprising an insulating layer including a composition according to the present invention, and to the use of a polar copolymer for improving the storage stability, i.e. reducing the exudation of an antioxidant, in an insulating polymer composition. Thereby, said composition comprises polar monomer units in a comparatively small amount, e.g. in an amount of polar monomer units in the total polymer part of the composition from 1 to 100 micromol (1·10?6 to 100·106 mol) per gram of polymer in addition to an antioxidant.

Abstract: A HAPs-free ink jet ink includes a pigment; a binder comprising vinyl chloride-vinyl acetate copolymer; and a HAPs-free solvent component comprising 1-methoxy-2-propanol acetate, a dispersing solvent selected from cyclohexanone, n-propyl acetate, n-butyl acetate, diisobutyl ketone, isobutyl acetate, amyl acetate, and combinations of these, and a diluent solvent selected from dipropylene glycol methyl ether, dipropylene glycol methyl ether acetate, tripropylene glycol methyl ether, ethylene glycol diacetate, propylene glycol n-butyl ether, propylene glycol n-propyl ether, and combinations of these. The ink has excellent stability and printing properties. Printing with the ink avoids release of HAPs while allowing long print runs with low maintenance.

Abstract: Disclosed is a composition comprising, consisting essentially of, consisting of, or produced from polyvinyl chloride, filler, and an impact strength-retaining amount of a modifier wherein the modifier includes is or an ethylene copolymer, an acid anhydride- or acid monoester-modified polyolefin, or combinations thereof. Also disclosed is a process comprising combining an impact strength-retaining amount of a modifier to a blend that comprises or is produced by combining a rigid PVC and one or more fillers. The combining is carried out under a condition sufficient to prevent or minimize the reduction of impact strength of the blend, to reduce the molten viscosity of the blend, or to minimize the loss in stiffness (flexural modulus) of the blend, in comparison to the unmodified blend.

Abstract: Disclosed is a processing aid for vinyl chloride resin containing a plasticizer or an internal lubricant for vinyl chloride resin within methyl methacrylate-based polymer particles; and a method of manufacturing the same. The processing aid according to the present invention containing the plasticizer or the internal lubricant increases a melting rate of the vinyl chloride resin when compared to the conventional processing aid including a methyl methacrylate-based polymer alone, thereby improving the processibility and properties of the vinyl chloride resin.

Abstract: The invention relates to a polymer mixture based on the (meth)acrylate (co)polymer components a), b), c), and/or d) according to claim 1, where a test specimen produced from the polymer mixture simultaneously has the following properties: I. a tensile modulus (ISO 527) of at least 2600 MPa, II. a Vicat softening point VSP (ISO 306-B50) of at least 109° C., III. an impact strength (ISO 179-2D, flatwise) of at least 17 kJ/m2, and IV. a melt index MVR (ISO 1133, 230° C./3.8 kg) of at least 1.5 cm3/10 min. The invention further relates to injection mouldings and to the use of the polymer mixture for producing injection-moulded parts.

Abstract: Rheology-modified, gel-free thermoplastic elastomer compositions comprising a melt blend of an ethylene/?-olefin polymer and a high melting polymer such as polypropylene or a propylene/?-olefin copolymer wherein the rheology modification is induced by a combination of a peroxide and a free radical coagent in a peroxide:coagent ratio of 1:4 to 1:20 and a maximum peroxide concentration of 0.075 wt %. The resulting compositions have an elastomeric phase, a non-elastomeric phase and certain physical properties that exceed those of a like composition that is rheology-modified by peroxide alone or peroxide and coagent in a 1:2 to 2:1 ratio. The compositions are used to make a variety of articles of manufacture, such as tubing and weatherstripping, via calendaring, extrusion, and molding techniques such as blow molding.

Abstract: The present invention provides a resin composition that is added when a multi-layer structure containing hydrolyzed ethylene-vinyl acetate copolymer is reground into a multi-layer structure and a process for preparing a multi-layer structure using the resin composition. Specifically, the present invention relates to a resin composition comprising (A) polyolefin, (B) metal salt of higher fatty acid having 12 to 30 carbon atoms and (C) zeolite. Also, the multi-layer structure is prepared by the process of regrinding by adding the resin composition to a multi-layer structure containing hydrolyzed ethylene-vinyl acetate copolymer.

Abstract: The present invention relates to the use of aqueous copolymer poly(vinyl ester) dispersions which comprise cellulose ethers in an amount up to a maximum of 0.45% by weight in food-coating compositions, and also food-coating compositions which comprise these aqueous copolymer poly(vinyl ester) dispersions, and their use in the coating of food, especially in the production of hard cheese.

Abstract: The present invention relates to aqueous compositions comprising component (A) which comprises at least one water-soluble component comprising at least one functional group that undergoes a crosslinking reaction, preferably upon drying and/or heating; component (B) which comprises at least one film-forming material, preferably a latex material; and component (C) which comprises at least one component that provides at least one of moisture and/or water barrier properties and/or vapor barrier properties greater than that provided by the combination of components (A) and (B) alone.

Abstract: A novel food coating substance comprising a plasticizer-free aqueous copolymer poly(vinyl ester) dispersion of emulsion polymer, emulsifier, protective colloid and optionally other stabilizers is outstandingly suitable for the surface treatment or surface coating of hard cheese or semi-hard cheese, but also of meat products, fruits, nuts or seed material.

Abstract: The use of optical brighteners of the formula (II): in which Y denotes a radical of the formula and the other substituents have the meaning stated in the description, for brightening aqueous coating slips comprising at least one latex binder and at least one synthetic co-binder differing therefrom.

Abstract: The invention relates to a method for reducing the amount of residual monomers in aqueous polymer dispersions means of chemical post-treatment. Post-treatment in the aqueous polymer dispersion is carried out by adding a redox system which contains a) 0.005-5 wt. % of an oxidation agent which contains an organic peroxide. and b) 0.005-5 wt. % of a reduction agent which contains sulfinic acids or salts thereof. Additionally the redox system can, optionally, contain catalytic amounts of a polyvalent metallic ion which can be treated in several valent stages. Post-treatment can be carried out at a temperature ranging from 20-100.degree. C. and at a PH-value ranging from 2-9. The invention also relates to the use of the inventive post-treated polymer dispersion for producing adhesives, coatings, powders, constructive chemical products or for refining textiles or paper.

Abstract: Disclosed are adhesives and processes for preparing the same, comprising at least one first homogeneous ethylene/?-olefin interpolymer, and optionally at least one tackifier, and optionally at least one plasticizer. The claimed adhesives are useful as adhesives such as are employed in various applications, such as in masking tape, clear office tape, labels, decals, bandages, decorative and protective sheets (such as shelf and drawer liners), floor tiles, sanitary napkin/incontinence device placement strips, sun control films, the joining of gaskets to automobile windows, packaging, bookbinding, construction of nonwoven articles, and insulation bonding.

Abstract: A heat tolerant, pressure resistant elastomeric composition comprising a blend of a first ethylene-vinyl ester copolymer and a second copolymer selected from the group consisting of chlorosulfonated polyethylene (CSM), chlorinated polyethylene (CPE), polychloroprene (CR), ethylene-acrylic elastomer (AEM), alkyl-acrylate copolymer (ACM), polyvinyl acetate (PVA), nitrile-butadiene rubber (NBR), hydrogenated nitrile-butadiene rubber (HNBR), and mixtures thereof, a hose manufactured therefrom; and a method for preparing the hose are described.

Abstract: The present invention relates to a display strip to hold commodity-containing bags. It can facilitate to make a process of attaching the bags thereto automate. It enables commodity-containing bags to be removed therefrom without having their appearance degraded. The display strip according to the present invention is utilized to hold and align a plurality of commodity-containing bags vertically for the display. It comprises at least a substrate layer and a sealant layer with the sealant layer containing an ethylene-vinyl acetate copolymer and an adhesive promoting tackifier.

Abstract: The invention relates to the preparation of a suspension of precipitated silica in a silicone oil, this suspension being usable for the production of silicones crosslinkable by polyaddition or polycondensation (RTV elastomers). The object of the invention is to seek a compromise between on the one hand the cost and on the other hand the rheology and mechanical properties of the final RTVs. The invention achieves this object by providing a process for the preparation of a suspension of precipitated silica, treated with hexamethyldisilazane (HMDZ), in a crosslinkable silicone oil. This HMDZ is introduced in at least two fractions. The 1st fraction on the one hand corresponds to a proportion less than or equal to 15% by dry weight, based on the total amount of HMDZ, and on the other hand is first brought into contact with the precipitated silica and the water. The invention further relates to the production of a silicone elastomer composition from this suspension and to the composition thus obtained.

Abstract: The present invention relates to aqueous plastic material dispersions based on vinyl ester copolymers, having a solids content of up to 80% by weight and a minimum film formation temperature below 20° C., which is substantially stabilized by ionic components, the vinyl ester copolymers containing at least one homo- or copolymer A and at least one homo- or copolymer B, methods for producing the same and the use thereof.

Abstract: An adhesive comprising: (a) 80 to 100% of a melt blend of 40 to 98% polyalphaolelin which has been grafted with 0 to 5% of at least 1 ethylenically unsaturated carboxylic acid or derivative thereof, (b) 2 to 60% of at least one copolymer of ethylene and vinyl acetate; (c) 0 to 20% of an opacifier; (d) optional further ingredients; wherein the total amount of components (a) and (b) is 80–100% of the composition and wherein the percentages of the components are selected to total 100%.

Abstract: Waxy hydrocarbyl substituted phenols or phenates are reacted into phenol formaldehyde resins to impart a waxy water resistant nature to binders. A preferred use of the modified phenol formaldehyde resins is as a binder in engineered wood products such as strand board, particle board, medium density fiberboard, plywood and I-beams. Binding the waxy material into the resin may provide a better dispersion of the waxy moieties and prevent migration as has been seen by the simple addition of waxy materials.

Abstract: An aqueous adhesive composition is provided which comprises a major amount by weight of an aqueous acrylate emulsion having a viscosity of about 500 centipoise (cps) to about 10,000 cps at a temperature ranging from about 15° C. to about 45° C. and a minor amount by weight of a thickener for the adhesive composition which is an aqueous acrylic emulsion containing carboxylate groups and having a viscosity of at least 100,000 cps at a temperature ranging from about 25° C. to about 45° C. composition. The adhesive is particularly useful in the labelling of water-permeable hydrophilic substrates such as paper labels to non-treated plastic surfaces particularly plastics such as polystyrene, polycarbonate, polyvinyl chloride, and polyethylene terephthalate.

Abstract: Treated carbonaceous compositions comprising a carbonaceous material, preferably a carbon black, and an ester polymer treating agent. Also disclosed are polymer compositions incorporating the treated carbonaceous compositions and articles of manufacture formed from the polymer compositions.

Abstract: A low softening temperature thermal conductive adhesive composition is made from a blend of liquid NBR in molecular weight of 300˜100,000 and ethylene vinyl acetate (EVA) to have a softening point of 38˜65° C. With proper addition of sub-micron or nano powder thermal conductive agents like aluminum oxide, zinc oxide, aluminum nitride, boron nitride, graphite, metal powder or nano clay, the adhesive can be made into a membrane with thickness of 0.01˜5 mm and thermal conductivity of 0.5˜5 W/m-K, and thermal conductive plate with thermal resistance of 0.005˜0.2° C.in2/W. The thermal conductive plate has softening point of 38˜65° C., preferably 45° C. to avoid liquidation during storage and transportation. Further application includes use as the sealant or thermal conductive interface in electronic components and heat dissipaters to reduce heat resistance and improve thermal conductive efficiency.

Abstract: A waterborne coating having improved chemical resistance produced from a composition containing a binder resin having post crosslinking groups, an associative thickener having post crosslinking groups and an associative dispersant having post crosslinking groups.

Abstract: An ink receptive media suitable for use in a passport is disclosed. A media in accordance with the present invention comprises a substrate, and an image receptive layer comprising a plurality of particles. In a preferred embodiment, the image receptive layer comprises a plurality of crosslinked poly(vinylpyrrolidone) particles.

Abstract: The invention relates to the aqueous preparation of a polymer. Said preparation contains a copolymer consisting of a) 30 to 79.5 wt. % N-vinylpyrrolidone, b) 20 to 69.5 wt. % vinylacetate, c) 0.5 to 25 wt % of a monovinyl ester of a C4 to C20 monocarboxylic acid and d) 0 to 40 wt. % of an additional, copolymerisable, ethylenically unsaturated compound.

Abstract: A polymer emulsion with good film forming property, which is mixed a synthetic polymer emulsion containing the polymer having the particle size of 0.15 &mgr;m or longer in diameter and a synthetic polymer emulsion containing the polymer having particle size of 0.10 &mgr;m or shorter in diameter, wherein the glass transition temperature of the latter polymer is at least 20 degree lower than that of the former emulsion and the particle size ratio between the former polymer and the latter polymer is 2 or more. The polymer emulsion is used for making moisture-proof coated paper and/or recyclable-coated paper.

Abstract: The present invention elates to a vinyl acetate based polymer latex composition obtained by emulsion polymerization of: (a) polyvinyl alcohol, (c) a monomer mixture comprising vinyl acetate, and (d) optionally one or more additional co-monomer(s), in presence of (c) 0.0001-0.05 wt. % of a chain transfer agent, based on total monomer weight, said vinyl acetate based polymer latex composition having a weight average particle size ≧400 nm and a higher shear thinning factor than the vinyl acetate based polymer latex composition (a), (b) and (d) obtained in the absence of the chain transfer agent (c). According to one embodiment, emulsion polymerization is carried out in presence of 0.001 to 0.05 wt. % of a chain transfer agent selected from the group consisting of aldehydes and chain transfer agents having a similar chain transfer constant with regard to vinyl acetate as the monomer. According to another embodiment, emulsion polymerization is carried out in presence of 0.0001 to 0.01 wt.

Abstract: A method of preparing a diene rubber latex having large size particles, good stability and reduced coagulum during polymerization wherein the method comprises: (a) pretreating a seed diene rubber latex with an anionic emulsifier and a non-ionic emulsifier, (b) adjusting the pH of an unsaturated carboxylic acid-containing copolymer latex to about 5 to 11 and adjusting the solids content of the copolymer latex to about 1 to 10% by weight solids content to produce an agglomerating latex solution, and (c) adding the pretreated seed diene rubber latex of step (a) to the agglomerating latex solution of step (b). Step (c) must be carried out by adding the pretreated seed diene rubber latex to the agglomerating latex. If the agglomerating latex is added to the rubber latex, an undesirable level of coagulum is produced.

Abstract: Process for preparing a pressure-sensitive adhesive composition, characterized in that tackifiers in dispersed, melted or solid form are mixed with natural rubber latex, the water content being not more than 45% by weight.

Abstract: A process for impregnating base paper or fiber webs with an aqueous dispersion of a polymer of free-radically polymerizable compounds (monomers), which comprises from 0.1 to 5% by weight of the monomers being methacrylic acid.

Abstract: A hot melt adhesive composition that includes a first ethylene-vinyl acetate copolymer including from about 25% vinyl acetate to about 30% vinyl acetate based upon the weight of the first copolymer and having a melt index of no greater than 4 g/10 min, a second ethylene-vinyl acetate copolymer that includes no greater than about 28% vinyl acetate based upon the weight of the second copolymer and having a melt index of from about 400 g/10 min to about 2500 g/10 min, and hydrogenated petroleum hydrocarbon resin.

Abstract: A drag-reducing polymer suspension is described, along with a method for manufacturing the drag-reducing polymer suspension. The drag-reducing suspension is easily transportable, non-hazardous, and easily handled. The drag-reducing suspension is manufactured by grinding an ultrahigh molecular weight polymer with a wax crystal modifier and suspending it in a suspending fluid.

Abstract: A binder slurry (24) for a continuous filament mat (50) used in a phenolic pultrusion system comprising a phenolic compatible silane, a non-ionic surfactant, a defoamer, water, an organic acid and a polyvinyl acetate copolymer binder. The binder slurry resin is unique in that the polyvinyl acetate copolymer binder is compatible with presently available phenolic resins, and as such pultruded parts made have improved surface and mechanical properties as compared with traditional polyester type binder slurries which are not compatible with phenolic resins.

Abstract: The invention relates to a coating agent, containing at least one conversion product (A) and at least one suitable additive (C), (A) being produced according to a method comprising the following step (i): (iv) reacting a reaction mixture comprising at least one radically convertible monomer in radical conditions, (a) in the presence of at least one radical initiator and a compound (I) of formula (II) wherein R1 to R4 each represent, independently of each other, hydrogen, an unsubstituted or substituted alkyl radical, cycloalkyl radical or aralkyl radical or an unsubstituted or a substituted aromatic hydrocarbon radical, on the condition that at least two of R1 to R4 represent an unsubstituted or a substituted aromatic hydrocarbon radical, in an aqueous phase

Abstract: Synthetic roofing products such as simulated slate and clay tile shingles, and other products, such as flower pots, floor coverings, plastic pallets and the like are compression molded from a mixture of ultra low density polyethylene binder and a filler which may comprise recycled rubber products such as E.D.P.M (ethylene propylene diene monomer) and S.B.R. (styrene butadiene rubber). Colorants may be added to the mixture prior to final molding. Many of the products, especially synthetic shingles, are less expensive, easier to handle, and more durable than the slate or clay tile shingle product simulated.

Abstract: Thermoplastic compositions based on a water-insoluble component of one or more thermoplastic copolymers and one or more resins with a saponification number and a water-soluble or water-dispersible component and a water-swellable component from the class of superabsorbers are suitable as water-swellable hotmelt adhesives. Such water-swellable hotmelt adhesives are preferably used for the production of watertight constructions, more particularly for the production of longitudinally watertight cable constructions.