Abstract: The polyamide resin composition of the invention comprises 100 parts by weight of a polyamide resin (A) and from 5-200 parts by weight of a graft-modified ethylene/.alpha.-olefin random copolymer (B) which is obtained by graft-modifying an ethylene/.alpha.-olefin random copolymer of ethylene and an .alpha.-olefin of 6 to 20 carbon atoms with an unsaturated carboxylic acid or its derivative and has a graft quantity of 0.01 to 10% by weight. The graft-modified ethylene/.alpha.-olefin random copolymer (B) is a graft-modified product of an ethylene/.alpha.-olefin random copolymer having an .alpha.-olefin content of from 6 to 25% by mole and an intrinsic viscosity of from 0.5 to 5.0 dl/g measured in decalin at 135.degree. C.

Abstract: The present invention uses high molecular weight polyethene glycol copolymer with high antistatic property, and other solubilizer agent to proceed blending and enhancing the co-solublization property of the polyamide. The long-term antistatic plastic particles obtained by blending the modified antistatic composition and the polyamide material are made into different articles according to various composites. The molded articles are divided into three types: (1) an antistatic polyamide article with surface resistance of about 10.sup.10 -10.sup.11 (.OMEGA./sq.), and the dissipation time of electrostatic charge is less than 1.5 sec; (2) an antistatic polyamide fiber with surface resistance of about 6.times.l0.sup.10 -1.2.times.10.sup.12 (.OMEGA./sq.), and the dissipation time of electrostatic charge is less than 60 sec; (3) a polishing resistant antistatic polyamide with surface resistance of about 10.sup.10 -10.sup.11 (.OMEGA./sq.), and the dissipation time of electrostatic charge is less than 1.5 sec.

Abstract: The present invention provides a sheet molding compound consisting in a sandwich structure comprising a central layer of reinforced uncured heat hardenable sheet molding compound; and two outer layers of a release film having low permeability to hydrocarbons comprising at least one layer (i) of a polyamide/polyolefin alloy having a polyamide matrix and at least one layer (ii) of a polyolefin.

Abstract: Desirable thermoplastic vulcanizates can be prepared from a polar engineering thermoplastic; a halogenated copolymer of p-alkylstyrene and an isomonoolefin having from 4 to 7 carbon atoms; and either an ethylene rubbery polymer or a diene based rubbery polymer or combinations thereof. The ethylene rubbery polymer desirably has at least one pendant carboxylic acid group, amine group, epoxy group, hydroxyl group or an anhydride of two carboxylic acid groups or combinations thereof. Desirable diene based rubbery polymers include epoxidized natural rubber and epoxidized homopolymers and copolymers of dienes.

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: A pneumatic tire having an air permeation preventive layer comprising a low permeability thermoplastic elastomer composition comprising a thermoplastic elastomer having a thermoplastic resin composition as a continuous phase and a rubber composition as a dispersed phase, in which a barrier resin composition is contained, which low permeability thermoplastic elastomer composition has a phase structure in which the barrier resin composition is dispersed in the form of a flat state in the thermoplastic elastomer, is abundant in flexibility, is superior in gas permeation preventive property, and enables the tire to be reduced in weight.

Abstract: Weatherable thermoplastic compositions, such as a copolymer of styrene and acrylonitrile (SAN) are provided having improved impact strength. Improvements in thermoplastic composition properties are the result of the incorporation of the graft of an emulsion polymerized cross-linked poly(acrylate) rubber. The emulsion polymerized cross-linked poly(acrylate) rubber is synthesized in the presence of an effective amount of an alpha-alkylstyrenic monomer, such as alpha-methylstyrene dimer; the emulsion polymerized cross-linked poly(acrylate) rubber can be monomodal or bimodal.

Abstract: The present invention teaches a method for enabling the formation of a high damping, soft polymer gel. The method includes: reacting a poly(alkenyl benzene-co-maleimide) polymer with a maleated polyalkylene and a maleated hydrogenated block copolymer and an alkyl diamine grafting agent under substantially dry conditions sufficient to form a hydrogenated block copolymer-polyalkylene grafted poly(alkenyl benzene-co-maleimide) polymer product; and, dispersing the hydrogenated block copolymer-polyalkylene grafted poly(alkenyl benzene-co-maleimide) polymer product with an extender oil sufficient to form the gel. The present invention also contemplates a polymer gel composition, a polymer composition and an article manufactured from the polymer gel composition.

Abstract: A composition amenable to injection molding and extrusion comprises a syndiotactic styrene resin, a thermoplastic resin such as a polyolefin and an inorganic filler optionally contains a rubber.

Abstract: A rubber-reinforced thermoplastic resin composition is disclosed. The rubber-reinforced thermoplastic resin composition comprises a thermoplastic resin matrix having dispersed therein particles of a graft polymer, the particles of a graft polymer comprising particles of a rubber polymer having emulsion-graft-polymerized to the surface thereof two or more kinds of vinyl compounds copolymirizable with the rubber polymer, wherein the surface graft coverage of the vinyl compounds graft-polymerized to the surface of the particles of a rubber polymer as determined by equation (m1) is 80% or more and the average thickness of the vinyl compounds graft-polymerized to the surface of the particles of a rubber polymer is from 5 to 25 nm:Surface graft coverage (%)=(s2/s1).times.

Abstract: The present invention provides aqueous secondary coating compositions adapted to coat a sized fiber strand, the compositions including a urethane-containing polymer and a blend of a halogenated vinyl polymer and an elastomeric polymer. Another aspect of the present invention is a generally tubular assembly having a reinforcement coated with a primary layer of a sizing composition including a fiber lubricant which provides the assembly with an electrical resistance of greater than about 750 megaohms per 152.+-.13 millimeters of length of the assembly and a secondary layer including a halogenated vinyl homopolymer and a urethane-containing polymer. Another aspect of the present invention is a fiber strand formed from a thermoplastic or thermosetting material having a primary layer including a halogenated vinyl homopolymer and a urethane-containing polymer. The present invention also includes strands coated with the above-discussed coatings and polymeric composites and assemblies reinforced with the same.

Abstract: The invention relates to films made of compositions comprising:at least one polyamide (A),at least one polymer (B) comprising polyamide blocks and polyether blocks,at least one polyolefin (C), andat least one functionalized polyolefin (D); such that the impact strength (Dart Test) is greater than that of a film containing the same proportions of (A), (C) and (D) but not containing (B).

Abstract: The present invention teaches a method for enabling the formation of a high damping compound. The method includes: reacting a poly(alkenyl benzene-co-maleimide) polymer with a maleated polyalkylene and an alkyl diamine under substantially dry conditions sufficient to form a polyalkylene grafted poly(alkenyl benzene-co-maleimide) polymer product; and, dispersing the polyalkylene grafted poly(alkenyl benzene-co-maleimide) polymer product within a rubber formulation to form a relatively high damping compound. The present invention also contemplates a rubber compound composition and an article manufactured from the composition.

Abstract: A composition comprises (A) a syndiotactic styrene-based resin and (C) rubber polymer particles such as graft copolymers, butadiene or isoprene block copolymers optionally hydrogenated and/or modified with maleic anhydride, and other rubbers, and, optionally, (B) a thermoplastic resin such as a polycarbonate, and/or (D) a filler such as glass fibers.

Abstract: A functionalized copolymer of the formulaA--B--Z--XwhereA is a block of vinylaromatic monomers of 8 to 20, preferably 8 to 12, carbon atoms,B is a block of alkadiene monomers of 4 to 12, preferably 4 to 8, carbon atoms,Z is a fundamental building block of a compound having sterically hindering groups andX is a functionalized fundamental building block,a process for its preparation, thermoplastic molding materials containing said copolymer, processes for their preparation, the use for the production of moldings and moldings comprising said molding materials.

Abstract: A thermoplastic composition comprising a resinous blend of a polyether-polyol based thermoplastic polyurethane having a Shore A hardness no greater than 90, and a grafted polybutadiene rubber is disclosed. In the inventive composition, the relative amount in the blend of polyurethane predominates the amount of grafted polybutadiene rubber. The composition is especially suitable for the preparation, by thermoforming, of articles having low gloss which are additionally characterized by their "soft-touch". Also disclosed is a method for reducing the 60 degree gloss of a thermoformed article prepared from a thermoplastic composition containing a blend of thermoplastic polyurethane and grafted polybutadiene rubber.

Abstract: The invention concerns photochromic compounds having a formula (I), where R.sup.1 is a polycyclo group formed by at least one alicyclic group linked to, bridged or condensed, with at least one other aliphatic or aromatic ring.

Abstract: A charge transporting block and an insulating block are block copolymerized or graft copolymerized to form a charge transporting copolymer. The charge transporting polymers may be used in an electrophotographic photoreceptor and an electrophotographic device.

Abstract: A composite resin material exhibiting excellent physical properties, which is formed by adding semi-rigid or rigid polyurethane resin waste to a thermoplastic reactive resin, a nonreactive resin, a polymer alloy or the like. A first kind of the composite resin material is composed of a crosslinking polyurethane resin and a reactive resin, a nonreactive resin or a polymer alloy, which is formed by kneading the crosslinking polyurethane resin and the reactive resin, the nonreactive resin or the polymer alloy at a predetermined temperature or more. A second kind of the composite resin material is composed of a hydrolysis product of crosslinking polyurethane resin and a solid filler, which are mixed with a nonreactive resin and a polymer alloy by kneading.

Abstract: A thermoplastic polymer composition contains at least two distinct polymers, characterized in that it comprises at least one polymer P1 containing at least one reactive function and at least one modified polyolefin P2 containing at least one succinimide ring substituted on the nitrogen by a reactive group, the ring being carried either by the main chain or by a side chain, and optionally at least one third polymer P3 selected from the group formed by polymers and copolymers obtained by polymerisation of one or more olefinic compounds. A mixture of polymers comprises at least one composition as defined above and at least one other polymer P5 which is identical to or different from polymer P3 and optionally at least one other polymer P6 which is identical to or different from polymer P1.

Abstract: Stabilizer precursors and preformed stabilizers having induced unsaturation, and prepared from low intrinsic unsaturation-containing polyoxyalkylene polyether polyols may be used to form polymer polyols of higher solids content, lower viscosity, and superior filterability and particle size than polymer polyols prepared from stabilizers derived from polyols having higher intrinsic unsaturation, even when the latter are coupled to form high molecular weight stabilizers.

Abstract: A polystyrene-based resin composition containing a styrene-based resin with mainly syndiotactic configuration, a polyamide, and a rubber polymer as main components.

Abstract: A polyamide resin composition superior in the shock resitance, especially low temperature shock resistence, in the rigidity and in the water absorption resistance, which comprises(A) 98-50 % by weight of a polyamide,(B) 1-40 % by weight of a modified ethylene/.alpha.-olefin copolymer having an MFR (190.degree. C.) of 0.05-50 g/10 min., obtained by a graft-copolymerization of 100 parts by weight of an ethylene/.alpha.-olefin copolymer (B-1) having an ethylene content of 40-93 mole % and a density of lower than 0.900 g/cm.sup.3, with, grafted thereon, 0.01-5 parts by weight of an unsaturated dicarboxylic acid or its derivative (B-2), and(C) 1-40 % by weight of at least one ethylenic copolymer selected from the group consisting of an ethylene/.alpha.-olefin copolymer (C-1) having an .alpha.-olefin content of 10 mole % or less, an Mw/Mn of 2.5 or lower and an MFR (190.degree. C.) of 0.05-50 g/10 min. and a modified ethylen/.alpha.

Abstract: The present invention provides a primer composition comprising an aliphatic isocyanate-containing compound, a nonhalogenated hydrocarbon polymer containing organic functional groups, a halogenated hydrocarbon polymer optionally containing organic functional groups, and an organic solvent.

Abstract: Polyarylene ethers having repeating units of the general formula I ##STR1## where t and q may each be an integer 0, 1, 2 or 3,T, Q and Z may each be a chemical bond or a group selected from --O--, --S--, --SO.sub.2 --, S.dbd.O, C.dbd.O, --N.dbd.N--, --R.sup.a C.dbd.CR.sup.b -- and --CR.sup.c R.sup.d --, with the proviso that at least one of the groups T, Q or Z is --SO.sub.2 -- or C--O and, if t and q are 0, Z is --SO.sub.2 -- or C.dbd.O,R.sup.a and R.sup.b are each hydrogen or C.sub.1 -C.sub.10 -alkyl,R.sup.c and R.sup.d are each hydrogen, C.sub.1 -C.sub.10 -alkyl, C.sub.1 -C.sub.10 -alkoxy or C.sub.6 -C.sub.18 -aryl, where the abovementioned groups may each be substituted by fluorine and/or chlorine, or, together with the carbon atom to which they are bonded, form a C.sub.4 -C.sub.7 -cycloalkyl group which may be substituted by one or more C.sub.1 -C.sub.6 -alkyl groups, andAr and Ar.sup.1 are each C.sub.6 -C.sub.18 -aryl which may be unsubstituted or substituted by C.sub.1 -C.sub.10 -alkyl, C.sub.6 -C.sub.

Abstract: The present invention relates to a mixture of polymers (A) having polyamide blocks and copolymers (B) comprising vinylaromatic units and unsaturated carboxylic anhydride units, the quantity of (B) being sufficient for the melt index (or melt flow index, MFI) of the mixture of (A) and (B) to be less than the melt index of (A) alone.It also relates to masterbatches of (A) and (B).

Abstract: The instant invention teaches a method for enabling the formation of a high damping, soft polymer gel. The method includes: reacting a poly(maleimide-co-alkenyl benzene) polymer with a nylon and an alkyl diamine under substantially dry conditions sufficient to form a nylon grafted poly(maleimide-co-alkenyl benzene) polymer product; and, dispersing the nylon grafted poly(maleimide-co-alkenyl benzene) polymer product with an extender oil sufficient to form the gel. The instant invention also contemplates a polymer gel composition, a polymer composition and an article manufactured from the polymer gel composition.

Abstract: According to the present invention there is provided a cyanoacrylate adhesive composition having high shear bond strength, peeling bond strength and impact bond strength and superior particularly in hot-cold cycle resistance and heat resistance. The cyanoacrylate adhesive composition contains (a) a cyanoacrylate monomer, (b) an elastomer miscible or compatible with the cyanoacrylate monomer, and (c) a core-shell polymer having a core of a rubbery polymer and a shell of a glassy polymer, the core-shell polymer being compatible but not miscible with the cyanoacrylate monomer.

Abstract: Composite including a rubber/thermoplastic blend adherent by itself to a thermoplastic material; the blend is in the form of a thermoplastic matrix containing rubber nodules functionalized and vulcanized during the mixing with the thermoplastic. Composite articles obtained by overmoulding the vulcanized rubber/thermoplastic blend onto the thermoplastic.

Abstract: A process for the continuous production of a thermoplastic molding composition containing a mixture of a TPU and a thermoplastic (co)polymer is disclosed.

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: The present invention provides a thermally resistant resin composition containing PS and PPO, wherein at least one of PS and PPO has an acid group and the acid group is neutralized with a basic metal compound containing a metal element of the group 2B, 3B, 4B or 5B of the periodic table; thermally resistant PS and PPO each with an acid group which is also neutralized in the same manner as described above; and a method for miscible preparation of PS and PPO, wherein at least one of PS and PPO has an acid group and the acid group is neutralized similarly.

Abstract: Improved thermoplastic compositions that are resistant to die beard growth are described herein, comprising poly(phenylene ether) resins, polyamide resins and an amount of a beard growth reducing agent selected from the group consisting of non-elastomeric polyolefin resins, partially fluorinated polyolefins, and mixtures of non-elastomeric polyolefin resins and partially fluorinated polyolefins, effective for inhibiting beard growth. The compositions may further comprise at least one impact modifier, flow promotor or filler.

Abstract: The present invention relates to a golf ball, comprising a cover, a core and optional intermediate layers, wherein the various ball components are formed from compositions comprising a polyamide, in the form of a homopolymer, a copolymer or mixtures thereof. The compositions include a substantially optical brightener-free blend of about 1 wt. % to about 99 wt. % of at least one nonionomer polymer and about 99 wt. % to about 1 wt. % of at least one polyamide polymer. The polyamides of the present invention comprise polyamides and polyamide copolymers, such as nylons, nylon copolymers and nylon block copolymers. The nonionomer polymer comprises a nonionomer thermoplastic elastomer or a nonionomer thermoplastic. The present invention also relates to a golf ball comprising a cover layer, a core and at least one intermediate layer interposed between the cover layer and the core, wherein one of said layers comprises a substantially optical brightener-free composition comprising from about 1 wt. % to about 99 wt.

Abstract: A molding material contains, based on the sum of the components A and B, and, if required, C, D and/or E,A: 1-99% by weight of a particulate microemulsion polymer having a glass transition temperature below 0.degree. C. and a median particle size of less than 50 nm,B: 1-99% by weight of a semicrystalline polymer B, in particular selected from at least one polymer from semicrystalline polyamides, partly aromatic copolyamides, polyolefins, ionomers, polyesters, polyetherketones, polyoxyalkylenes and polyarylene sulfides,C: 0-50% by weight of a polymer selected from a particulate graft copolymer having a median particle size of from 60 to 10,000 nm, a thermoplastic polyurethane, a thermoplastic elastomer and an acrylate, diene, EP, EPDM or silicone rubber,D: 0-50% by weight of polycarbonates andE: 0-50% by weight of fibrous or particulate fillers or of a mixture thereof.

Abstract: The present invention relates to binder compositions containingA) 40 to 95 parts by weight of OH-functional graft copolymer resins prepared by copolymerizinga) 0.1 to 10 parts by weight of polybutadienes containing at least 20% of 1,2-vinyl groups,b) 5 to 30 parts by weight of aliphatic .alpha.-olefins,c) 0.1 to 35 parts by weight of glycidyl esters of .alpha.-alkylalkane-monocarboxylic acids,d) 10 to 70 parts by weight of unsaturated, aromatic monomers,e) 5 to 60 parts by weight of hydroxyalkyl esters of acrylic and/or methacrylic acid having primary hydroxyl groups,f) 0 to 50 parts by weight of (cyclo)aliphatic esters of acrylic and/or methacrylic acid,g) 0.1 to 20 parts by weight of .alpha.,.beta.

Abstract: This invention relates to a resin composition having high impact strength at low temperatures, comprising a polyamide, a graft copolymer obtained by graft polymerizing a monomer mixture of an aromatic vinyl monomer and a vinyl cyanide monomer to a conjugated diene rubber, a copolymer comprising an aromatic vinyl monomer, a vinyl cyanide monomer and other vinyl monomer copolymerizable with the aromatic vinyl monomer and the vinyl cyanide monomer, a modified hydrogenated block copolymer comprising a conjugated diene rubber and styrene or its derivatives to which has been grafted an unsaturated carboxylic acid or an unsaturated carboxylic anhydride, a copolymer comprising an aromatic vinyl monomer, a maleimide monomer, an unsaturated carboxylic acid or an unsaturated carboxylic anhydride, and other vinyl monomer copolymerizable with the aromatic vinyl monomer, and a graft copolymer obtained by graft polymerizing a maleic anhydride to an ethylene-propylene rubber.

Abstract: The invention relates to a material including:a polymer A including:1) at least one product chosen from polyamides, polyamide blends and copolymers which have polyamide blocks and polyether blocks,2) at least one product chosen from polyethylene, ethylene copolymers, polypropylene and propylene copolymers, these products being grafted with an unsaturated dicarboxylic acid or its anhydride,the polymer A adhering essentially without adhesive to a vulcanized EPDM or EPM rubber.

Abstract: A material is provided comprising: (a) a polyamide; (b) a polymer having PA blocks and polyether PEG blocks; (c) optionally a polyolefin; (d) a functionalized polyolefin; the various constituents being present in amounts by weight, a, b, c and d such that: a>0; b>0; c+d>0; a+b+c+d=100; with a/b>0.2; (a+b)/(c+d)>1; and b/(a+b+c+d)<0.5. A film which is non-porous but breathable, i.e. porous to water vapor but not to water, and an antistatic object obtained from this material are also provided.

Abstract: A film for adhering to a molding paste composite during its manufacture, said film being formed from a blend of a film forming polyamide resin and at least one release agent material selected from the group consisting of N, N' ethylene bis amides of the formula R.sub.1 --CO--NH--CH.sub.2 --CH.sub.2 --NH--CO--R.sub.2 wherein R.sub.1 is an aliphatic hydrocarbon chain of about 14 to about 42 carbon atoms, and R.sub.2 is a hydrogen atom or an aliphatic hydrocarbon of about 14 to about 42 carbon atoms, wherein the release agent material is present in an amount such that after the paste composite is formed, substantially all of the film can be removed from the surface of the composite. Also described are processes for making sheet molding and thick molding composites using such films.

Abstract: Directly paintable polymer compositions contain (1) a thermoplastic olefin, (2) a maleic anhydride-grafted propylene homopolymer or random copolymer, (3) a maleic anhydride-grafted olefin polymer material, (4) a functionalized polymer that reacts with the maleic anhydride groups of the grafted polymers, and, optionally, (5) a maleic anhydride-grafted ethylene polymer. The amount of (2)+(3) or (2)+(3)+(5) is at least 16 parts but less than 27 parts per hundred parts of the thermoplastic olefin.

Abstract: A cyanoethyl group-containing graft polymer comprising a hydrocarbon polymer backbone comprising butadiene units, to which a cyanoethylated (meth)acrylate monomer of the formula:CH.sub.2 .dbd.CR.sub.1 --COO--R.sub.2 --(OCH.sub.2 CH.sub.2 CN).sub.min which R.sub.1 is a hydrogen atom or a methyl group; R.sub.2 is a residue derived from a (m+1)-valent polyhydroxyl compound by the removal of all the hydroxyl groups; and m is an integer of at least 1, which is useful as a binder resin for positive and negative electrodes of lithium ion secondary batteries and for organic dispersion type electroluminescent device.

Abstract: Graft polymers of unsaturated monomers onto anionically modified polyureas are outstandingly suitable as binders in the coating of any desired substrates, for example leather.

Abstract: A coating for polyolefin molding compositions comprises (1) (a) from 40-90% by weight of a chlorinated polyolefin grafted with a vinyl-polymerizable monomer having a hydroxyl group at a position 15 to 40 atoms distant from the main chain of vinyl polymer grafted onto the chlorinated polyolefin, or (b) from 50 to 90% by weight of a vinyl polymer obtained by polymerizing from 5 to 40% by weight of a hydroxyl group-containing (meth)acrylate monomer having a carbon chain derived from an alcohol residue with from 6 to 18 carbon atoms, and a vinyl-polymerizable monomer having a hydroxyl group at a position 15 to 40 atoms distant from the vinyl group, wherein the vinyl polymerizable monomer is derived from the reaction product of a vinyl-polymerizable monomer having a hydroxyl group at a position 2 to 12 atoms distant from the vinyl group and a lactone, and (2) from 10 to 60 or 50% by weight of a melamine resin containing methylol, alkoxy or imino groups.

Abstract: The invention relates to a polymer composition comprising 5 to 79 wt. % of a graft copolymer of vinyl aromatic monomers and monomers chosen from the group of C.sub.1 -C.sub.4 alkyl methacrylates, C.sub.1 -C.sub.4 alkyl acrylates, methacrylonitrile and acrylonitrile on a rubber, 90 to 20 wt. % of a thermoplastic polyamide polymer and 1 to 50 wt. % of a polymer comprising a vinyl aromatic monomer, at least one monomer chosen from the group of C.sub.1 -C.sub.4 alkyl methacrylates, C.sub.1 -C.sub.4 alkyl acrylates, methacrylonitrile and acrylonitrile, and 0.2 to 30 mol % of a compound containing .alpha., .beta.-unsaturated dicarboxylic anhydride, the wt. % of the components being relative to the total weight of the components, characterized in that the composition also comprises at least one monofunctional dicarboxylic-anhydride-containing compound (D) with a weight average molecular weight of less than 1500 g/mol.

Abstract: A composition comprising a polyamide, a polyolefinic modifier, and an ethylene/acrylic acid copolymer.

Abstract: A recipient is provided comprising an outer rigid housing and an inner flexible bag under butane gas pressure, in which the inner flexible bag is a material comprising a mixture of polyamide forming a matrix and of functionalized ethylene polymer comprising a functionalized ethylene/(meth)acrylate copolymer.

Abstract: The invention provides a process for the preparation of a thermoplastic elastomeric resin composition comprising melt kneading(a) 100 parts by weight of a block copolymer consisting of at least two polymeric blocks (A) composed mainly of a vinyl aromatic compound and at least one polymeric block (B) composed mainly of a conjugated diene compound, and/or a hydrogenated block copolymer obtained by hydrogenating said block copolymer,(b) 20 to 300 parts by weight of a non-aromatic softening agent for rubber,(c) 1 to 150 parts by weight of a peroxide-crosslinking type olefinic resin and/or a copolymeric rubber containing said resin, and(d) 10 to 150 parts by weight of a peroxide-decomposing type olefinic resin and/or a copolymer containing said resin,characterized in that the process comprises a step of heat-processing component (a), component (b), at least a part of component (c), at least a part of component (d) and at least a part of 1.

Abstract: There are disclosed a thermoplastic resin composition which comprises a styrenic resin comprising a modified styrenic polymer in which a compound having an unsaturated group and a polar group is bonded to the skeleton of a styrenic polymer having syndiotactic configuration (SPS) or to an end or an intermediate position of a substituent of the SPS, or the mixture of the above modified styrenic polymer and an unmodified SPS; and an inorganic filler, as well as a thermoplastic resin composition which comprises the aforesaid styrenic resin; and an other thermoplastic resin. The compositions are excellent in water resistance, impact resistance, heat resistance, modulus of elasticity and dynamical properties and capable of improving the adhesiveness to the inorganic filler or compatibility with the other resin without impairing the crystallization of the SPS and deteriorating the long-term heat resistant stability of the compositions.

Abstract: A moldable composition, which comprises polyamide incorporated with at least one polymer selected from the group consisting of hydrogenated block copolymer and ethylene-containing polymer, and with a specified modified block copolymer each in a specified ratio and amount, having excellent impact resistance and good balance of properties among stiffness, heat resistance and weld zone strength, as well as good moldability and excellent appearance of molded articles which have utility in a wide field of application including automobile parts, electric appliance parts and electronic parts.