Abstract: A graft-modified polyolefin resin is provided, which is obtained by preparing a aqueous suspension containing (a1) 100 parts by weight of a polyolefin resin, (a2) 0.1 to 30 parts by weight of a mixture of 1 to 1000 parts by weight of an unsaturated glycidyl ester to 100 parts by weight of a compound having a glycidyl group as represented by a general formula (I): ##STR1## wherein Ar is an aromatic hydrocarbon group of C.sub.6 -C.sub.23 having at least one glycidyloxy group, and R is a hydrogen atom or a methyl group, (a3) 0.1 to 500 parts by weight of a vinyl monomer, and (a4) 0.001 to 10 parts by weight of a radical initiator to 100 parts by weight in total of (a2) and (a3), to thus impregnate (a1) with (a2) and (a3), and polymerizing (a2) and (a3) onto (a1). Resin compositions containig the graft-modified polyolefin resin have not only well-balanced mechanical properties, but excellent moldability.

Abstract: The present invention relates to the polymer composite possesses excellent mechanical properties such as restorable ability or shock resistance, coating property, and adhesiveness. It is preferred that the disperse phase is distributed homogeneously.The polymer composite of the present invention is obtained by polymerizing a vinyl monomer selected from the group consisting of a styrenic monomer, acrylonitrile, methacrylonitrile, an ethylenically unsaturated carboxylic acid, anhydride of said carboxylic acid, and ester of said carboxylic acid in the presence of a rubber-like copolymer and a thermoplastic resin selected from the group consisting of a polyolefin, a polyamide, a polyimide, a polyarylene ether, a polyacetal and a polyester without a substantial amount of a solvent. The polymer composite is preferable that a part of vinyl monomer is grafted to the rubber-like copolymer and the polyolefin, and the thermoplastic resin forms a matrix phase.

Abstract: There is disclosed a gel or polymer composition containing: 100 parts by weight of a graft copolymer composition formed by the reaction of an organic diamine grafting agents with maleate functional groups on an elastomeric block containing block copolymer and with maleate functional groups on polypropylene, and at least 30 parts by weight of an extender oil or a low molecular weight organic component. These gel compositions have super soft properties, heat resistance, and/or damping properties.

Abstract: Graft copolymers are obtainable by reactingA) polyarylene ethers,B) polyamides andC) copolymers which contain cyclic, .alpha.,.beta.-unsaturated dicarboxylic anhydridesand are used for the preparation of thermoplastic molding materials or as compatibilizers for polymer blends based on polyarylene ethers and polyamides.

Abstract: Blends containing a polyetherimide and from about 8 to about 20 wt. % of a modifier formulation comprising an acrylate rubber and a polycarbonate, and a method for improving the ESCR properties of polyetherimides.

Abstract: Multilayer material, essentially without adhesives between the various layers, particularly with two or three layers, consisting of at least one layer of aliphatic polyamide and at least one layer, alternating with the polyamidic layer, of vulcanized acrylic rubber, the above materials being characterized by a peeling strength (between the polyamidic layer and the vulcanized acrylic rubber layer) of more than 5 daN/cm.The process for the preparation of the above material is also described.

Abstract: Particulate elastomeric graft polymers which are suitable for improving the quality of macromolecular base materials B consist ofa) a grafting core comprising an elastomeric polymer P.sub.K, the particles having a mean particle diameter of from 1 to 150 .mu.m, andb) one or more shells, the outer shell S.sub.a consisting of a polymer P.sub.a which is compatible or partly compatible with the base material B.

Abstract: A staged feeding process for preparing a composition by mixing at least a first polymer and a second, dissimilar polymer forms a final composition comprising a uniform, small-particle dispersion of the first polymer in a matrix of the second polymer. Preferably, the first polymer has a melt viscosity greater than the second polymer. The process comprises the steps of feeding the first polymer in a first feed stage and feeding all of the second polymer as a melt at least two feed stages to mix the first and second polymers. Alternatively, the process may comprise feeding the first polymer in a first feed stage and feeding all of the second polymer in at least two feed stages subsequent to the first feed stage. In either case, this mixing initiates a chemical reaction between the first and second polymers.

Abstract: There is provided a thermoplastic resin composition which has damping property, mechanical strength, impact resistance and heat stability resistance in well-balance proportion and has excellent workability, and the composition comprising the following components (A) to (E), in which the ratio by weight of (A)/(B) is from 1/99 to 80/20, the content of the component (C) is from 1 to 50 parts by weight based on 100 parts by weight of the total amount of the components (A) and (B), the content of the component (D) is sufficient amount to compatibilize the components (A) and (B), and the content of the component (E) is from 1 to 120 parts by weight based on 100 parts by weight of the total amount of the components (A) and (B):(A): polyphenylene ether,(B): polyamide,(C): conjugated diene-alkenyl aromatic compound copolymer in which not less than 50% of the conjugated diene compound is polymerized by 1,2-bond or 3,4-bond and the tan .delta. peak temperature thereof is not less than -20.degree. C.

Abstract: A polyetheresteramide having good heat resistance, permanent antistatic property and superior compatibility with thermoplastic resins and a resin composition containing the polyetheresteramide are disclosed, wherein the polyetherester-amide consists essentially of a polyamide oligomer with carboxylic chain ends having a number average molecular weight between 200 and 5,000 and a bisphenol compound with oxyalkylene units having a number average molecular weight between 300 and 3,000. Antistatic resin compositions with good antistatic property and heat resistance are obtained from compositions comprising 3 to 40% by weight of the polyetheresteramide and 60 to 97% by weight of thermoplastic resins. The antistatic resin compositions can contain as compatibilizers vinyl polymers having functional groups such as carboxyl and epoxy groups or block polymers containing polyolefin blocks and aromatic vinyl polymer blocks.

Abstract: Thermoplastic resin compositions consisting of 1 to 40 wt % a polyether ester amide (A) and 99 to 60 wt % of at least one thermoplastic resin (B) selected from styrene based resins, further containing (C) 0.1-10% of a modified vinyl polymer containing carboxyl groups, are permanently antistatic, excellent in mechanical properties represented by impact resistance, heat resistance moldability and also in the appearance and gloss of the moldings, and suitable for housings of optical or magnetic recording media.

Abstract: An aroma barrier layer for a packaging film is provided which contains a homogeneous blend of an amorphous nylon component and a maleic anhydride-modified polyolefin component. The maleic-anhydride content in the polyolefin component and the relative amounts of the two components are selected such that the two components are compatible with one another and the barrier layer constitutes a continuous homogeneous layer substantially free of any platelet formation and distinct layers. Compositions of the homogeneous blend and packaging films including the barrier layer are also provided.

Abstract: The present invention relates to a process for the preparation of branched and/or crosslinked polyamino-ethers in which polyamino-ethers, which are prepared from glycol dichlorohydrins or polyglycol dichlorohydrins and diamines and still contain free chlorohydrin groups, are crosslinked in an essentially aqueous solution under alkaline conditions under the influence of heat.

Abstract: A polyamide resin composition comprising a polyamide and an alkaline earth metal compound, wherein the amount of a cyclic monomer formed by melting said composition under the conditions of a moisture content of 0.02% by weight or less, at 0.01 Torr or below, at 250.degree. C., and for 8 hours is not more than 0.7 parts by weight per 100 parts by weight of the polyamide; and fibers, films and molded articles with the use of the same.

Abstract: Colorless, amorphous polyamides, preferably their blends or alloys, and the molded articles with high alternate bending strengths that can be produced from them, are made available; they are made up from unbranched long chain monomer units and cycloaliphatic monomer units, and have high strength, high rigidity, high heat distortion, and good solvent resistance.

Abstract: Thermoplastic molding materials containA) from 4 to 95% by weight of a semicrystalline, partly aromatic copolyamide composed ofa.sub.1) from 30 to 44 mol % of units which are derived from terephthalic acid,a.sub.2) from 6 to 20 mol % of units which are derived from isophthalic acid,a.sub.3) from 43 to 49.5 mol % of units which are derived from hexamethylenediamine anda.sub.4) from 0.5 to 7 mol % of units which are derived from aliphatic cyclic diamines of 6 to 30 carbon atoms,the molar percentages of components a.sub.1) to a.sub.4) together giving 100%, andB) from 4 to 95% by weight of a polyolefin homo- or copolymer or a mixture thereof,C) from 1 to 20% by weight of a compatibilizer,D) from 0 to 20% by weight of an elastomeric polymer,E) from 0 to 50% by weight of a fibrous or particulate filler andF) from 0 to 30% by weight of conventional additives and processing assistants,the percentages by weight of components A to F together giving 100%.

Abstract: Thermoplastic moulding compositions containingI) At least one graft polymer which is obtainable by emulsion polymerisation of for example styrene and acrylonitrile under special conditions,II) At least one graft polymer that can be obtained by solution, bulk or suspension polymerisation of for example styrene and acrylonitrile in the presence of a rubber,III) At least one rubber-free copolymer of for example styrene and acrylonitrile,and their use for producing mouldings.

Abstract: Novel thermoplastic polymer alloys adopted for easy conversion, e.g., by injection molding or extrusion techniques, into useful shaped articles having improved mechanical properties, for example, high impact strengths, include a polyamide, e.g., nylon 6 or nylon 12, a thermoplastic elastomer, e.g., ABS, MBS or EPDM, and a polyetheramide, advantageously a polyetheresteramide.

Abstract: Thermoplastic moulding compositions of the ABS type, containingI) at least one graft polymer, obtainable by emulsion polymerisation of resin-forming monomers in the presence of a mixture comprising a butadiene polymer latex (A) having a particle diameter d.sub.50 of .ltoreq.320 nm, a particle diameter distribution of 30 to 100 nm in width and a gel content of .ltoreq.70 wt. % and a butadiene polymer latex (B) having a particle diameter d.sub.50 of .gtoreq.370 nm, a particle diameter distribution of 50 to 500 nm in width and a gel content of .gtoreq.270 wt. %,II) at least one graft polymer, obtainable by emulsion polymerisation of resin-forming monomers in the presence of a butadiene polymer latex (C) having a particle diameter d.sub.50 of from 110 to 150 nm, a particle diameter distribution of 20 to 50 nm in width and a gel content of from 80 to 98 wt. %, andIII) at least one rubber-free copolymer composed of resin-forming monomersand the use of the moulding compositions for the production of mouldings.

Abstract: In a resin composite, polyolefine grains are dispersed in a polyamide matrix. Each of the polyolefine grains has a core made of an unmodified polyolefine and a shell made of another polyolefine that is modified. In one embodiment, the core is made of a crystalline polypropylene resin (C), and the shell is made of modified copolymer (B) having ethylene units and .alpha.-olefine units. The modified copolymer (B) may have the .alpha.-olefine units as a major component. The resin composite has 30 to 80 percents by weight of polyamide (A), 1 to 30 percents by weight of the modified copolymer (B), and 19 to 69 percents by weight of the crystalline polypropylene resin (C) wherein the sum of the polyamide, the modified copolymer, and the crystalline propylene resin is 100 percents by weight. In another embodiment, the core is made of an unmodified copolymer (E) having ethylene units and .alpha.-olefine units, and the shell is made of a modified crystalline polypropylene resin (D).

Abstract: The invention relates to a polyol-based plasticized composition which includes a sufficient quantity of a thickening additive to obtain a viscosity at 20.degree. C. of at least 4 Pa.cndot.s. This plasticized composition can be employed for obtaining a polyurethane gel.

Abstract: A resin composition comprising 2 to 30 wt. parts of polyaminoamide and 98 to 70 wt. parts of a saponified ethylene-vinyl ester copolymer which comprises 20 to 60% of ethylene units based on the whole monomeric units and has a saponification degree for the vinyl ester units of at least 90%, and a shaped article comprising this resin composition.

Abstract: An emulsion of a copolymer of carbon monoxide with an olefinically unsaturated compound dispersed in an aqueous diluent; a curable resin composition in the form of an oil-in-water emulsion comprising a copolymer of carbon monoxide with an olefinically unsaturated compound and a curing agent; and a polymer which is produced by grafting a polymer comprising poly(ethene oxide) moiety in its molecular structure onto a copolymer of carbon monoxide with an olefinically compound.

Abstract: The invention relates to polymer mixtures which comprise a polyphenylene ether, a polyamide and an agent to improve the impact resistance.

Abstract: A long fiber-reinforced polymer alloy resin composition (C) is provided which is obtained by blending a master batch (A) containing a long fiber reinforcement (a2) having a length of 3 to 30 mm in a resin matrix of a polyamide resin (a1), with a substantially polymer-alloyed resin diluent (B) obtained by melt kneading 45 to 20% by weight of a crystalline polyolefin resin (b1) and 55 to 80% by weight of a polyamide resin (b2), the crystalline polyolefin resin (b1) containing a modified olefin crystalline polymer (b11) having been substantially modified with unsaturated carboxylic acids. In this resin composition (C), the amount of the long fiber reinforcement (a2) is in the range of 10 to 60% by weight, and the amount of the crystalline polyolefin resin (b1) in resin components ((a1)+(b1)+(2)) other than the long finer reinforcement (a2) is in the range of 20 to 45% by weight. This resin composition (C) is excellent in tensile strength and particularly excellent in repeated impact resistance properties.

Abstract: The present invention relates to a method for forming the LCP composite having LCP fibers dispersed in the matrix resin even if the LCP content may be smaller than the lower limit of the fiber formable range.The method is characterized in that a resin composite reinforced by the LCP fiber in a mixture ratio beyond the fiber formable range or the preferred fiber formable range by means of an extrusion or injection molding of a resin mixture containing a liquid crystal resin composite extruded in the fiber formable range or the preferred fiber formable range.

Abstract: A coating composition containing about 40-90% by weight of film forming binder and 10-60% by weight of an organic liquid carrier;wherein the binder contains about(a) 50-90% by weight, based on the weight of the binder, of a dispersed acrylic polymer having(i) a core of gelled polymerized ethylenically unsaturated monomers which is not soluble in the organic liquid carrier and having amine functional groups and having chemically grafted thereto(ii) substantially linear stabilizer polymeric components that are soluble in the organic liquid carrier and comprise polymerized ethylenically unsaturated monomers and have a weight average molecular weight of about 1,000-20,000 determined by GPC (gel permeation chromatography) using polystyrene as the standard;wherein the monomers of the core and the stabilizer polymeric components are individually selected from the following group of monomers of alkyl (meth)acrylates, wherein the alkyl groups have 1-12 carbon atoms, hydroxy alkyl (meth)acrylate, wherein the alkyl grou

Abstract: Halide polymers such as polyvinyl chloride and polyamides melt blended at a polyamide to halide polymer weight ratio of about 1.5:1 to about 2:1 with an effective amount of a carboxyl and/or CO-functional ethylene polymer to compatibilize the halide polymer and polyamide exhibit superior chemical resistance.

Abstract: Multiple component polymer compositions for fabrication into articles. In particular, polymeric compositions comprising a heat resistant polymer; a radio frequency ("RF") susceptible polymer; a compatibilizing polymer; the composition having physical properties within the range a<40,000 psi; b>=70%; c<30%; d>1.0; e<0.1%; f<0.1%; g>=0.05; h<=60%; i=0; wherein: a is the mechanical modulus of the composition measured according to ASTM D-882; b is the percent recovery in length of the composition after an initial 20% deformation; c is the optical haze of the composition being 9 mils in thickness according to ASTM D-1003; d is the loss tangent of the composition at 1 Hz measured at melt processing temperatures; e is the elemental halogen content by weight of the composition; f is the low molecular weight water soluble fraction of the composition; g is the dielectric loss between 1 and 60 MHz and over temperatures of 25.degree. to 250.degree. C.

Abstract: The semiaromatic polyamide of the invention comprises 40 to 90% by mol of (A) recurring units derived from terephthalic acid and an aliphatic diamine of 4 to 12 carbon atoms, 0 to 50% by mol of (B) recurring units derived from isophthalic acid and an aliphatic diamine of 4 to 12 carbon atoms, 0 to 60% by mol of (C) recurring units derived from an aliphatic dicarboxylic acid of 4 to 18 carbon atoms and an aliphatic diamine of 4 to 12 carbon atoms and 0 to 50% by mol of (D) recurring units derived from a lactam or an aminocarboxylic acid of 6 to 20 carbon atoms, and has a content of boiling water-soluble components (MO components) of not more than 0.25% by weight. The semiaromatic polyamide has a low content of the MO components, so that mold contamination hardly brought about in the molding process, and also molded articles of good heat resistance can be produced.

Abstract: Multiple component polymer compositions for fabrication into articles. In particular, polymeric compositions comprising a heat resistant polymer; a radio frequency ("RF") susceptible polymer; a compatibilizing polymer; the composition having physical properties within the range a<40,000 psi; b>=70%; c<30%; d>1.0; e<0.1%; f<0.1%; g>=0.05; h<=60%; i=0; wherein: a is the mechanical modulus of the composition measured according to ASTM D-882; b is the percent recovery in length of the composition after an initial 20% deformation; c is the optical haze of the composition being 9 mils in thickness according to ASTM D-1003; d is the loss tangent of the composition at 1 Hz measured at melt processing temperatures; e is the elemental halogen content by weight of the composition; f is the low molecular weight water soluble fraction of the composition; g is the dielectric loss between 1 and 60 MHz and over temperatures of 25.degree. to 250.degree. C.

Abstract: A process for the preparation of a plastics blend which contains a polyolefin-condensation polymer blend, in the first step of which process a crystalline polyolefin component and a low-crystallinity polyolefin component are functionalized in one process step by grafting thereto a functional monomer and by pre-dispersing the polyolefins with each other, and in the second step the functionalized polyolefin component is mixed with a condensation polymer and, when so desired, with a non-functionalized olefin polymer, and with other components of the plastics blend.

Abstract: A process for producing a molded product having excellent heat resistance, which including forming a composition including a crystalline polyamide by mixing together (a) 50-90% by weight of a hexamethylene adipamide component, (b) 5-40% by weight of a hexamethylene terephthalamide component, (c) 5-30% by weight of a hexamethylene isophthalamide component, components (a), (b) and (c) being based on the weight of the crystalline polyamide, and (d) 1-150 parts by weight of an elastomer, based upon 100 parts by weight of the crystalline polyamide; forming a melt polymer from the composition and applying shear to the melt polymer, the melting point (Tm) and crystallization temperature (Tc) of the crystalline polyamide being Tm.gtoreq.225.degree. C. and Tc.ltoreq.230.degree. C., respectively, and the melt viscosity of the crystalline polyamide varying greatly depending on the shear rate applied to the melt polymer and satisfying formulae (I) and (II):2,000,000.gtoreq..mu.a10.gtoreq.2,000 (I).mu.a10/.mu.a1000.

Abstract: Thermoplastic elastomers having improved surface properties are provided by incorporating a copolymer of a functionalized polyolefin and a polyamide into a thermoplastic elastomer selected from(A)(a) a thermoplastic polyolefin homopolymer or copolymer, and(b) an olefinic rubber which is fully crosslinked, partially crosslinked or not crosslinked, and optionally(c) common additives;(B)(a) a block-copolymer of styrene/conjugated diene/styrene and/or its hydrogenated derivative, optionally compounded with(b) a thermoplastic polyolefin homopolymer or copolymer and/or(c) common additives and(C) any blend of (A) and (B).The invention further relates to a process of making these modified thermoplastic elastomers, their use and shaped articles comprising them.

Abstract: Low temperature ductile and impact resistant compositions are provided which comprise a polycarbonate resin and a dual graft multi-stage polyorganosiloxane/polyvinyl-based graft polymer composition. Also provided are thermally stabilized multi-stage polyorganosiloxane/polyvinyl-based graft polymers which have improved color-imparting and impact resistance-imparting properties and thermoplastic compositions containing the same.

Abstract: Thermoplastic molding materials containA) from 50 to 99% by weight, based on the total weight of the molding material, of a toughened polymer,B) from 1 to 20% by weight, based on the total weight of the molding material, of a blend ofB.sub.1) a copolymer comprising polymerized units which are derived from a polymerizable carboxylic acid or derivatives thereof andB.sub.2) a polyamide,C) from 0 to 40% by weight of a fibrous or particulate filler or of a mixture thereof andD) from 0 to 20% by weight of conventional additives and processing assistants.

Abstract: Thermoplastic resin compositions consisting of 1 to 40 wt % a polyether ester amide (A) and 99 to 60 wt % of at least one thermoplastic resin (B) selected from styrene based resins, further containing (C) 0.1-10% of a modified vinyl polymer containing carboxyl groups, area permanently antistatic, excellent in mechanical properties represented by impact resistance, heat resistance moldability and also in the appearance and gloss of the moldings, and suitable for housings of optical or magnetic recording media.

Abstract: Polyolefins modified by radical grafting with an unsaturated polyfunctional compound containing an imide group and an ester group having general formula (I): ##STR1##

Abstract: An article of manufacture which has a high resistance to chemicals, solvents, and heat formed from a blend of (A) a polyamide, such as polycaprolactam; (B) a functionalized polyethylene, such as low density polyethylene; and (C) an unfunctionalized low density polyethylene. The blend has a melt viscosity suitable for extrusion into convoluted tubing, nonconvoluted tubing, sheets, films, and the like.

Abstract: A coating resin composition, comprising a graft copolymerized resin prepared by graft polymerizing a monomer containing ethylenic unsaturated bond and a monomer containing an ethylenic unsaturated bond and a hydroxyl group, wherein the hydroxyl group content of the monomer is such that the hydroxyl group content of the graft copolymerized resin is 0.1 to 5 wt. %, onto a mixed resin of (i) a carboxyl group containing chlorinated polyolefin resin containing from 1 to 10 wt. % of .alpha.,.beta.-unsaturated carboxylic acid (anhydride) and having a chlorine content of 5 to 50 wt. %, the resin (i) being prepared by a graft polymerizing .alpha.,.beta.-unsaturated carboxylic acid (anhydride) onto a polyolefin followed by chlorination, and (ii) an oxidized chlorinated polyolefin resin containing from 5 to 50 wt.

Abstract: Polyamide coating compositions that demonstrate strength and toughness, flame and corrosion resistance and resistance to hydrolysis and thermal degradation at coating thicknesses of less than or equal to 0.25 mm or 0.15 mm are provided. Such coating compositions are extremely useful for coating wires or cables that are housed in automotive electrical harnesses.

Abstract: The present invention provides a retainer made of synthetic resin for a rolling-contact element such as a roller of a rolling-contact bearing or a one-way clutch, which is used in a lubricating oil. The retainer comprises an aliphatic polyamide resin as a matrix and a hydrocarbon polymer having no oil resistance and good compatibility with the matrix, which is dispersed in the matrix. Examples of the thermoplastic hydrocarbon polymer include olefin polymer and styrene polymer.

Abstract: Polar thermoplastic polyolefin blends are provided which are flexible and are particularly useful in replacing polyvinyl chloride sheeting used as liners, folders, etc. The blends comprise in general, a non-polar thermoplastic polyolefin, a functionalized polar ethylene copolymer, and a functionalized olefin polymer as a compatibilizer, all of which are chlorine-free.

Abstract: This invention provides a heat resistant thermoplastic resin composition comprising (A) 5 to 95 parts by weight of a polyamide resin, (B) 5 to 95 parts by weight of a copolymer containing an unsaturated carboxylic acid, comprising 40 to 80% by weight of an aromatic vinyl compound, 15 to 50% by weight of a vinyl cyanide compound, 0.1 to 20% by weight of an unsaturated carboxylic acid and 0 to 30% by weight of other vinyl compounds copolymerizable therewith, (C) 5 to 50 parts by weight of a graft copolymer, which is obtained by a graft polymerizing 60 to 5% by weight of a vinyl compound in the presence of 40 to 95% by weight of a diene rubber of an average particle size of 0.1 to 2.0 .mu.m, and, (D) 0.1 to 30 parts by weight of a kaolin to 100 parts by weight of the sum (A), (B) and (C). This heat resistant thermoplastic resin composition can provide molded articles which are superior in heat distortion resistance, impact strength and surface appearance, and has a high flowability in its molding.

Abstract: A thermoplastic resin composition comprises (A) a polyester resin, (B) a polyamide resin, (C) a modified polyolefin containing glycidyl-bearing structural units in an amount of 10.sup.-4 to 10.sup.-2 eq/g in terms of epoxy equivalent and (D) a quaternary phosphonium salt or a quaternary ammonium salt.

Abstract: The invention provides an adhesive for bonding together a first substrate made of a polyvinylidene fluoride resin and a second substrate. This adhesive includes an elastic fluorohydrocarbon resin, an acrylic resin, a polyvinylidene fluoride resin, a polyisocyanate, and an organic solvent. This elastic fluorohydrocarbon resin is obtained by graft copolymerization of a fluorine-containing copolymer with a vinylidene fluoride monomer. This copolymer is prepared by copolymerizing at least one first fluorine-containing monomer with at least one unsaturated monomer that has peroxy bond. The adhesive itself is superior in durability, and bond strength between the first and second substrates is also superior.

Abstract: A polyamide resin composition comprising: (A) from 50 to 92 parts by weight of a crystalline terpolymer polyamide produced from: (a) an equimolar salt of hexamethylenediamine with adipic acid, (b) an equimolar salt of hexamethylenediamine with terephthalic acid, and (c) 12-aminododecanoic acid or .omega.-laurolactam; (B) from 5 to 35 parts by weight of a modified polyolefin grafted with an .alpha.,.beta.-unsaturated carboxylic acid or an anhydride or derivative thereof; and (C) from 3 to 15 parts by weight of polyamide 12, with the total amount of the composition being 100 parts by weight.

Abstract: Instant invention provides thermoplastic polyurethane compositions comprising one or more thermoplastic polyurethanes A) one or more acrylate based rubbers B), and one or more UV and/or heat stabilizers C), wherein the thermoplastic polyurethane composition of A)+B)+C) has a greater UV stability as compared to a thermoplastic polyurethane composition of A)+C), wherein (a.) UV stability is measured as the difference between (1.) Delta E versus white tile after molded, and (2.) Delta E versus white tile after 1000 hours of QUV (b.) increasing stability is indicated by minimization of the difference between (1.) and (2.).The invention further provides a process of making molded thermoplastic polyurethane articles using the aforementioned thermoplastic polyurethane compositions.

Abstract: A seat suspension membrane is provided which consists substantially of a biaxially oriented film of a polyurethane thermoplastic elastomer composition, which composition is characterized by substantially linear polymer molecules containing alternate rigid segments of diisocyanate short chain diol addition reaction products and flexible segments of relatively high molecular weight polyether diol or polyester diol segments and which is produced from a relatively soft film composition.

Abstract: A thermoplastic elastomer composition has a plastic phase or matrix of an engineering thermoplastic such as a polyamide and a crosslinked phase of cured acrylic rubbers. The rubbers contain at least two functionalized acrylic rubbers wherein the functional group such as a carboxyl, an epoxy, or a hydroxyl can be the same or different. The curing agents generally react via covalent bonding with the reactive functional groups of the rubbers. The composition can be dynamically vulcanized and when one of the rubbers is a terpolymer of ethylene-alkyl acrylate-unsaturated carboxylic acid, the composition has a single low temperature brittle point.