Abstract: This invention relates to a polymer composition comprising(a) 30-70 parts by weight of one or more ethylene-propylene-diene rubbers,(b) 30-70 parts by weight of one or more ethylene-vinyl acetate copolymers with a vinyl acetate content of 18-40% by weight, and(c) 1-25 parts by weight of one or more other polymers.The composition can be used with advantage, among other purposes for improving the miscibility of synthetic resins.

Abstract: An emulsion paint of an improved shear resistance has been developed containing as a filling agent a titanium chelate which is the reaction product of a titanium orthoester, a glycol a glycol ether, an alkanolamine and an alpha-hydroxy carboxylic acid.

Abstract: The present invention relates to thermoplastically processible polymer materials with good mechanical properties and high flame resistance.

Abstract: Prevulcanization of elastomer is inhibited by incorporation into the elastomer to be vulcanized, a minor amount of certain methyl substituted-aminoalkyl phenols as inhibitors or scorch retarders, and at least one of a polyfunctional (meth)acrylic monomer, allylic compound, or metal salt of unsaturated monocarboxylic acids which provides improved technical advantages as a reactive coagent in the cross-linking of such elastomeric compositions.

Abstract: An adhesive comprising a copolymer and an optionally hydrogenated light color petroleum hydrocarbon resin including an aromatic hydrocarbon component useful for tackifying block copolymers is described which has a softening point of about 0.degree. C. to about 40.degree. C., a number average molecular weight (Mn) of from 350 to 600 and a molecular weight distribution (Mw/Mn) of from 1:1 to about 2.0.

Abstract: A fire-retardant, fluid-resistant coating composition having enhanced bonding strength and increased aesthetic appeal. The composition, comprising from 3-4 parts of a liquid acrylic emulsion, from 1-2 parts of a liquid latex polymer suspension, from 1-3 parts of an adhesive material and from 1-2 parts of a gypsum-based powder, may be sprayed, brushed or rolled onto a variety of substrates. A coated product may also be produced by applying the coating composition to a substrate comprising a reinforcing material such as glass fibres so as to form sheets or laminates which may be rolled for transportation and storage with minimal danger of cracking, chipping or peeling. The composition may also be utilized to provide an adhesive bond by applying it to a surface of a first substrate and then contacting the coated surface with a second substrate while the composition is still viscous.

Abstract: A process for preparing a predispersed fiber composition useful for dispersing discontinuous fibers into a rubber or plastic polymer compound is disclosed which comprises mixing at least about 15 percent by weight of a pourable binder composition with up to about 85 percent by weight of discontinuous fibers at a temperature of from about 40.degree. C. to about 150.degree. C. until a homogeneous predispersed fiber composition is obtained. The binder composition comprises from about 50 to 100 percent by weight of a rubber or plastic polymer, from 0 to about 50 perecnt by weight of a plasticizer or peptizer for the polymer, and from 0 to about 45 percent by weight of critical chemical additives, and is pourable at ambient tmeperature or becomes pourable upon being heated to a temperature of up to about 135.degree. C. and has a Brookfield viscosity of less than about 1,300,000 centipoises at the temperature at which it is pourable.

Abstract: A salt resistant composition comprising a polyamide selected from the group consisting of: polyepsiloncaprolactam, polyhexamethylene adipamide; copolymers of caprolactam, hexamethylene diamine, and adipic acid; and mixtures thereof. The composition contains from 2 to 30 percent, and preferably 4 to 30 percent based on the weight of the polyamide of a water insoluble plasticizer, and a copolymer of an alpha-olefin and an unsaturated carboxylic acid and derivatives thereof. The plasticizer has been found to enable the polyamide composition to maintain its flexibility upon exposure to a variety of salts. Preferred plasticizers include lauryl lactam and sulfonamides. Preferred are sulfonamide type plasticizers such as n-ethyl; o,p-toluenesulfonamide; o,p-toluene sulfonamide, and toluene sulfonamide formaldehyde resin. The invention includes articles made from the composition.

Abstract: This invention provides a flame-retardant resin composition comprising:(A) about 100 parts by weight of a base polymer containing about 99 to about 20% by weight of a linear polyethylene and about 1 to about 80% by weight of a polyethylene-.alpha.-olefin copolymer having a melt flow rate (MFR) of about 1 to about 10 and a density of about 0.900 to about 0.850, said linear polyethylene having a MFR and a density both restricted to the range defined by a segment having points a, b, c and d at the corners thereof in the accompanying drawing, FIG. 1, showing the relationship between the MFR (according to ASTM D1238) and the density (according to ASTM D1505) of said linear polyethylene, and(B) about 50 to about 300 parts by weight of a hydrate of metallic oxide.

Abstract: A paint comprising a solution of an internal phase comprising pigment and latex resin and an external phase comprising an amine soluble resin dissolved in water is disclosed. The amine soluble resin has a molecular weight sufficiently high that it imparts desirable film properties while maintaining surface applicability of the paint. Upon evaporation of the water, the external phase forms a substantially continuous film encapsulating the internal phase. The invention also comprehends a novel method of paint formulation.

Abstract: Compositions of matter useful in the preparation of film which is soft and has high tensile, tear and impact strength. The compositions comprise polyolefin plastics blended with an elastomeric plasticizer; the latter comprises polyethylene or a copolymer of ethylene and an unsaturated ester of a lower carboxylic acid, olefinic elastomer and hydrocarbon oil.

Abstract: A blend of a copolymer of ethylene and at least one other organic monomer X capable of being polymerized to a homopolymer having a glass transition temperature of less than about -20.degree. C. with a homopolymer or copolymer of vinyl chloride, filled with mica, which constitutes about 20-90% of the total weight of the composition, is suitable for the manufacture of noise reduction or vibration damping articles. These compositions are especially suitable for continuous use under harsh environmental conditions, for example, at high temperatures as well as at subzero .degree.C. temperatures.

Abstract: A composition comprising a chlorinated polyolefin and an optical brightener is disclosed. The compositions are useful as detectable adhesion promoters for polyolefin substrates. The compositions are applied as a coating to the polyolefin substrate and the coated substrate exposed to an ultraviolet light source to determine uniformity of the coating over the substrate. Uniform coverage is necessary to develop optimum adhesion between the substrate and a subsequently applied paint layer.

Abstract: A polyolefin composition having a high rigidity and a high impact resistance, said polyolefin composition comprising:(a) 10-96% by weight of a propylene polymer;(b) 2-30% by weight of an ethylene/.alpha.-olefin copolymer obtained by copolymerizing ethylene with an .alpha.-olefin having 3 to 12 carbon atoms in the presence of a catalyst consisting essentially of a solid material and an organoaluminum compound, said solid material containing magnesium and titanium and/or vanadium, and said ethylene/.alpha.-olefin copolymer having the following properties (i)-(iv):______________________________________ (i) Melt index 0.01-100 g/10 min (ii) Density 0.860-0.910 g/cm.sup.3 (iii) Maximum peak temperature not lower than as measured according to 100.degree. C. a differential scanning calorimetry (DSC) (iv) Insolubles in boiling not less than 10 n-hexane wt. % ______________________________________(c) 20-60% by weight of a mica,provided the toal amount of said components (a), (b) and (c) is 100% by weight.

Abstract: A method for producing a rigid resin mold for preparing plastic moldings which comprises:(1) preparing a composition (I) consisting essentially of(A) a cyanate ester resin composition, and(B-1) a metallic substance which does not substantially accelerate gelation of the cyanate ester resin composition (A),(2) preparing a composition (II) consisting essentially of(C) epoxy resin, and(B-2) a metallic substance which accelerates gelation of the cyanate ester resin composition (A) and does not substantially accelerate gelation of the epoxy resin (C) at temperatures below or equal to 100.degree. C.,(3) mixing composition (I) of step (1) and composition (II) of step (2) to form composition (III),(4) casting composition (III) of step (3) into a mold(5) and gelling the cast resin.

Abstract: Resin bearing material consists essentially of at least one thermoplastic resin material selected from the group consisting of polyacetal, polyamide, polycarbonate, polyphenylene sulfide, polyethylene terephthalate, and ultra-high molecular weight polyethylene, and of aromatic group, polyamide fiber, and is produced by the steps comprising kneading and extruding said at least one thermoplastic resin material and the cutting the extruded material.The sliding characteristics are superior to the conventional oleo-bearing materials containing the carbon fiber, and glass fiber.

Abstract: A process for producing a thermoplastic elastomer comprising dynamically curing with a peroxy curing agent (A) nitrile rubber and (B) homopolymer or copolymer of ethylene, which is curable with the peroxy curing agent but excluding copolymers comprising ethylene and an acrylic or methacrylic ester. The thermoplastic elastomer composition produced by the process is suitable for use in sealant or adhesive compositions, particularly when blended with a tackifying resin.

Abstract: Composition for preparing a polymer concrete, a method of protecting or reconditioning surfaces by treatment with the composition, the protected or reconditioned surfaces thus-treated, and multi-package systems for bringing the components of the composition to an application site, wherein the composition comprises a substantially non-aqueous slurry of (1) an aggregate material and (2) a monomer binder system effective to bind the aggregate, upon curing, into a polymer concrete, the binder system comprising (a) a liquid comonomer component, (b) a solid, thermoplastic macromonomer component dissolved in the comonomer and comprising a linear polymer terminated at one or both ends with a polymerizable end group, and (c) a polymerization catalyst.

Abstract: There is disclosed a protective coating composition suitable for application to surfaces of concrete, wood or metal to provide each surface with increased skid and chemical resistance. The composition comprises a blend of hydraulic cement in the range of 5 to 18 wt., 0.5 to 6.0 wt. % polyvinyl acetate, the balance silica sand, the blend having admixed therewith a solution comprised 10 to 70 wt. % of a vinyl acetate-ethylene copolymer, the remainder water.

Abstract: A vinyl polymer composition comprising a vinyl polymer, a heat stabilizer, an impact modifier and an ethylene-vinyl acetate copolymer having improved impact resistance is disclosed. A process for forming the vinyl polymer composition is also set forth. In this process an improved processing aid, an ethylene-vinyl acetate copolymer, is blended with a vinyl polymer, a heat stabilizer and an impact modifier.

Abstract: Films or sheets are fabricated from blends of an ethylenic polymer or copolymer, a butene-1 polymer or copolymer, and a propylene polymer or copolymer which result in improved optical clarity, heat seal strength and peel seal characteristics.

Abstract: Heat shrinkable thermoplastic compositions are prepared by blending an ethylene copolymer resin with a rubber and dynamically vulcanizing the rubber. The ethylene copolymer resin is a copolymer of ethylene with an alkyl ester of an alpha, beta monoethylenically unsaturated monocarboxylic acid as well as copolymers of ethylene with the acid per se. The preferred copolymer is ethylene-vinyl-acetate copolymer. The preferred rubber is halogenated butyl rubber. Uncured rubber can be included in the composition.

Abstract: Binders for aqueous primers for wood paints contain(A) from 50 to 95% by weight, based on the weight of the primer, of an aqueous dispersion of a vinyl polymer having a particle size of from 0.03 to 0.5 .mu.m and a minimum film-forming temperature of from 0.degree. to 50.degree. C., the said dispersion being stable to polyvalent ions, and(B) from 5 to 50% by weight, based on the weight of the primer, of a water-soluble polymeric zinc amine complex of a copolymer which has a K value of from 8 to 40 and consists of(a) from 20 to 60% by weight, based on the weight of the copolymer, of an .alpha.,.beta.-monoethylenically unsaturated mono- and/or dicarboxylic acid of 3 to 5 carbon atoms and(b) from 40 to 80% by weight, based on the weight of the copolymer, of styrene and/or one or more alkyl (meth)acrylates, where alkyl is of 1 to 8 carbon atoms, the copolymer being reacted with from 2 to 6 moles, based on the carboxyl groups of the copolymer, of ammonia and from 0.8 to 1.

Abstract: Blends of propylene polymer, ethylene-vinyl acetate copolymer and optionally a synthetic rubber, with small amounts of a polyterpene resin as a compatabilizer, possess excellent properties for the manufacture of heat-sealable and sterilizable films as well as for the manufacture of molded speciality sealed containers and bottles.

Abstract: A summer blend, solvent-based, clear caulking composition having as a primary polymer an ethylene vinyl acetate copolymer having a 40-52% vinyl acetate content. Other ingredients in the improved caulking composition include a water white styrenic hydrocarbon resin, thickening agents, and an organic solvent. Optional components include plasticizers, bactericides, antioxidants, U.V. light stabilizers, pigments and dyes, etc. The resulting caulk has excellent pumpability, slump control, and weatherability at the temperature of use.

Abstract: A stable blend of a vinyl halide latex and an acrylic latex is prepared by adjusting pH of the latexes to below about 6, adding a surfactant containing nitrogen having attached thereto alkyleneoxy groups to one or both of the latexes, and mixing the latexes, the surfactant is selected from cationic-nonionic surfactants, and amount thereof should be sufficient to maintain the latex blend stable for at least one month at 20.degree. C.

Abstract: A sealing gasket for the inner surface of a container closure is formed, generally by melt application, of a composition which comprises a blend of 55 to 99% ethylene vinyl acetate copolymer having a vinyl acetate content of less than 25% and a melt index above 300 and polyethylene having a melt index above 200.

Abstract: There is disclosed a protective, waterproof coating composition suitable for application to surfaces of concrete, wood or metal to provide each surface with increased abrasion and chemical resistance. The composition comprises a blend of hydraulic cement in the range of 5 to 18 wt. %, 200 mesh limestone in the range of 20 to 50 wt. %, 0.5 to 6.0 wt. % polyvinyl acetate, the balance of the blend 50 mesh limestone, the blend having admixed therewith a solution comprised to 30 to 60 wt. % of a vinyl acetate-ethyl copolymer emulsion, the remainder water.

Abstract: A thermoplastic, melt-processible, elastomeric composition based on partially crosslinked compatible blends of an ethylene copolymer and a vinyl or vinylidene halide polymer.

Abstract: There is disclosed a method of processing a fluoroelastomer composition. In a preferred embodiment, the method comprises formulating a fluoroelastomer composition consisting essentially of about 50-99 weight percent of AFLAS.RTM., about 0-50 weight percent of a polymer filler, about 1-25 weight percent of dimethyl methyl phosphonate, and about 0-15 weight percent of trioctyl phosphate. The method further comprises loading the composition into either a blow molding or extruding apparatus, and then blow molding or extruding, respectively, the composition into a predetermined shape.

Abstract: According to the invention, a resin composition having an electromagnetic wave shielding effect is provided. The resin composition comprises 35 to 90 wt % of an ABS resin or a mixture of the ABS resin and an AS resin, 1 to 25 wt % of a plasticizer and 5 to 40 wt % of carbon fibers. The carbon fibers are uniformly dispersed in the resin ingredient without being broken or cut at the step of mixing and dispersing the resin components, thus exhibiting improved electromagnetic wave shielding effect.

Abstract: According to the invention, a resin composition having an electromagnetic wave shielding effect is provided. The resin composition comprises 35 to 90 wt % of an ABS resin or a mixture of the ABS resin and an AS resin, 1 to 25 wt % of a plasticizer and 5 to 40 wt % of carbon fibers. The carbon fibers are uniformly dispersed in the resin ingredient without being broken or cut at the step of mixing and dispersing the resin components, thus exhibiting improved electromagnetic wave shielding effect.

Abstract: A coating color possessing desirable rheological and other properties is prepared from a binder composition comprising two polymeric components wherein one of said polymeric components is a lightly cross-linked copolymer derived from an ester of an .alpha.,.beta.-ethylenically unsaturated carboxylic acid, an .alpha.,.beta.-ethylenically unsaturated carboxylic acid, an unsaturated carboxamide and, optionally, one or more other comonomers. Paper coating with the coating colors containing the binder composition exhibit high binding strengths and excellent printability.

Abstract: Multilayer coatings having at least one base coating containing pigments and at least one transparent top coating are applied from coating compositions on the substrates and cured together. The coating composition contains:(a) a film-forming synthetic resin;(b) an organic solvent in which the synthetic resin is soluble; and(c) polymer microparticles having polar and/or ionic groups on their surfaces and a diameter of about 0.01 to 5 microns obtained by emulsion polymerization of ethylenically unsaturated monomers, these monomers having a portion comprising 2 or more double bonds per molecule and the microparticles are insoluble in the solution of (a) and (b).The base coat(s) have (d) pigments and the top coats are free of pigments.

Abstract: The present invention is directed to a method for surface treatment characterized by making use of a surface treating agent, for a powdery and granular material stored in the open air, containing 0.5 to 50% by weight of a solid content as an essential component and a residue which is water, said solid content comprising (I) 100 parts by weight of a petroleum wax component selected from the group consisting of slack waxes containing 1% by weight or more of an oil content, slack microcrystalline waxes including 1% by weight or more of an oil content, paraffin waxes, microcrystalline waxes and their mixtures and (II) 5 to 500 parts by weight of a polymer component having adhesive properties and the lowest film-forming temperature of 40.degree. C. or less.

Abstract: A dispersion for coating a reflective-transmissive surface comprising a mixture of an aqueous dispersion of polyvinyl acetate resin and an aqueous dispersion of an arcylic resin. When applied to such surfaces--for example, the protective glass or plastic of an electronic screen--the coating reduces reflected glare while maintaining the quality of the image transmitted from the screen being viewed. Methods of making and using the dispersion, as well as surfaces treated with the dispersion, are also disclosed.

Abstract: A solvent-based, clear caulking composition having as a primary polymer an ethylene vinyl acetate copolymer having a 45-55% vinyl acetate content and having as a secondary polymer and a small amount of an ethylene vinyl acetate copolymer having a lower vinyl acetate content. Other ingredients in the improved caulking composition include a water white styrenic hydrocarbon resin, thickening agents, and an organic solvent. Optional components include plasticizers, bactericides, antioxidants, U.V. light stabilizers, pigments and dyes, etc. The resulting caulk has excellent pumpability, slump control, and weatherability.

Abstract: A vinyl chloride resin composition for production of hard articles. The composition comprises 100 parts by weight of a graft polymer and not more than 40 parts by weight of electrically conductive carbon black. The graft polymer is obtained by polymerizing 99 to 60% by weight of vinyl chloride or a monomeric mixture composed of at least 80% by weight of vinyl chloride and not more than 20% by weight of a monomer copolymerizable with it in the presence of 1 to 40% by weight of a copolymer composed of 5 to 75% by weight of methyl methacrylate and 95 to 25% by weight of ethylene.

Abstract: Polymers having excellent adherence to film supports such as cellulose acetate are disclosed. The polymers comprise random recurring units having the structure--A).sub.w, --B).sub.x, --C).sub.y and --D).sub.zwherein;A represents polymerized vinyl acetate;B represents a polymerized acrylate or methacrylate monomer capable of copolymerization with vinyl acetate;C represents a polymerized monomer selected from the group consisting of methacrylic acid, itaconic acid and vinylbenzoic acid;D represents a polymerized cationically charged copolymerizable monomer;w represents from 20 to 85 weight percent;x represents from 5 to 65 weight percent;y represents from 5 to 50 weight percent and;z represents from 2 to 10 weight percent.

Abstract: A vinyl plastisol sealant which is formed from a mixture of a dispersion resin, a blending resin, a solution-grade resin, a plasticizer, a filler and a silane adhesion promoter. The solution-grade resin is first predissolved in the plasticizer, and then mixed with the other components to produce a plastisol sealant which cures at a relatively low temperature.

Abstract: A granular flame retardant additive is provided comprising from 70 to 99.5% by weight of an organohalide flame retardant and from 0.5 to 30% by weight of thermoplastic synthetic resin as a binder. The additive is easy to handle and resistant to disintegration during transportation and mixing with fabricating resin pellets. Uniform distribution thereof in fabricated thermoplastic articles is achieved by simply co-feeding the granules and the fabricating resin to a fabricating machine.

Abstract: A resin-modified fiber filter formulation, fiber filter element, and method for improving dimensional stability, firmness and resiliency of a polyolefin fiber filter element comprised of crimped polyolefin fiber tow, by contacting filaments thereof with a formulation comprising a blend of resin and base polymer emulsions as precursors forming the active formulation "in situ", at a convenient station by removing water, the solid resin component of which must have a low molecular weight and approved softening temperature range to obtain the desired characteristics.Typical resins are polyterpenes and hydrogenated rosin esters; typical base polymers are polyvinyl acetate and copolymers thereof with, e.g., ethylene or acrylates.

Abstract: The present invention comprises a stain resistant flame retardant insulating composition that is stain resistant under conditions of natural aging, heat aging, or exposure to gases such as hydrogen sulfide or methane. The inventive insulating composition remains substantially white in color under elevated heating and combustion temperature conditions. The stain resistant electrical insulating composition of the present invention is also flame retardant and has a polymer system comprising ethylene-vinyl acetate copolymer and polyethylene. The composition also utilizes a vinyl silane component as a coupling agent, peroxide cross-linking agents, fillers, and a three part stabilizing system.

Abstract: An aqueous release coating composition comprising a perfluorinated ester polymer and a film-forming polymer is described.

Abstract: A glass size composition comprising a trimellitic anhydride anhydride-containing unsaturated polyester imparts to glass fibers superior reinforcing characteristics when used to reinforce sheet molding compounds.

Abstract: Polyolefins, in particular polypropylene, are stabilized against UV degradation by a system of ethylene vinyl acetate, containing at least 20% by weight vinyl acetate and one or more of a nickel or zinc-N,N'-dialkyldithiocarbamate or a piperidine derivative such as bis(2,2,6,6-tetramethyl-4-piperidyl)sebacate.

Abstract: Articles having wood-like properties and appearance are obtained from compositions comprising 5-55% by weight of an ethylene interpolymer, such as ethylene/vinyl ester, ethylene/unsaturated mono- or dicarboxylic acids or esters or salts of said unsaturated acids, etc.; 1-15% by weight of at least one plasticizer selected from the group consisting of processing oils, epoxidized oils, polyesters, polyethers and polyetheresters; 20-90% by weight of cellulosic filler or mixture of cellulosic filler and mineral filler; 0-10% by weight of at least one additive, such as organic acid, organic acid derivative and surface active agent; and 0-44% by weight of certain ethylene and propylene homo- and copolymers.

Abstract: Thermoplastic elastomeric films comprise from about 40% to about 80% of an elastomeric block copolymer and from about 20% to about 60% of an ethylene-vinyl acetate copolymer. The block copolymer has at least two monoalkenyl arene polymer end blocks and at least one elastomeric conjugated diene midblock. The monoalkenyl arene polymer blocks comprise from about 8% to about 55% by weight of the block copolymer. The block copolymer has a melt index of less than about 10. The ethylene-vinyl acetate copolymer comprises from about 22% to about 33% vinyl acetate and has a melt index of less than about 0.6. The film is from about 0.03 mm to about 0.15 mm in thickness.

Abstract: Articles having leather-like appearance are obtained from compositions comprising 5-55% by weight of an ethylene interpolymer, such as ethylene/vinyl ester, ethylene/unsaturated mono- or dicarboxylic acids or esters of said unsaturated acids, ethylene/.alpha.-olefin copolymers, etc.; 1-15% by weight of at least one plasticizer selected from the group consisting of processing oils, epoxidized oils polyesters, polyethers and polyetheresters; 20-90% by weight of cellulosic filler or mixture of cellulosic filler and mineral filler; 0-10% by weight of at least one additive, such as organic acid, organic acid derivative and surface active agent; and 0-27.5% by weight of elastomeric polymer.

Abstract: The invention is a multicomponent thermoplastic interpenetrating polymer network blend having a particulate loaded homopolymer as the network stabilizing phase.