摘要:
A multilayer molded article having a body (8) of a thermoplastic resin and a skin material (6) which is laminated on a surface of said body and made of an olefin thermoplastic elastomer having 100 % modulus (M100) at 23°C of from 20 to 60 kg/cm² and a frictional resistance (tan δ) against a metal surface of 1.0 or lower which is backed with a foam layer, which has good appearance and also good weather resistance.
摘要:
A multilayer molded article comprising a body of a thermoplastic resin (8) and a skin material (6) which is laminated on a surface of said body and comprises an olefin thermoplastic elastomer having a complex viscosity (η*) of from 1.0 x 10⁴ to 5.0 x 10⁴ poises at 200°C and a vibrational angular velocity of 100 rad/sec. and a Newtonean viscosity index (n) of from 0.6 to 0.8 in a vibrational angular velocity range between 50 and 200 rad/sec. both measured by a dynamic viscoelasticity measurement, which has good appearance.
摘要:
An integrally molded composite article comprises (I) a nonfoam layer formed from a thermoplastic elastomer powder composition (A) and (II) a foam layer formed from a foamable composition comprising (B) a thermoplastic synthetic resin powder, (C) a heat decomposable foaming agent, and optionally (D) a liquid coating agent, wherein the thermoplastic elastomer powder composition (A) comprises an ethylene-α-olefin copolymer rubber and a polyolefin resin, is optionally partially cross-linked, and has a complex dynamic viscosity η*(1) at 250°C and a frequency of 1 radian/sec of not more than 1.5 x 10⁴ Pas (1.5 x 10⁵ poise) and a Newtonian viscosity index n, calculated by the following formula using the above-mentioned complex dynamic viscosity η*(1) and the complex dynamic viscosity η*(100) at a frequency of 100 radians/sec, of not more than 0.67: n = {(logη*(1)-logη*(100)}/2
摘要:
A multilayer molded article having a body (8) of a thermoplastic resin and a skin material (6) which is laminated on a surface of said body and made of an olefin thermoplastic elastomer having 100 % modulus (M100) at 23°C of from 20 to 60 kg/cm² and a frictional resistance (tan δ) against a metal surface of 1.0 or lower which is backed with a foam layer, which has good appearance and also good weather resistance.
摘要翻译:一种多层成型制品,其具有热塑性树脂本体(8)和表层材料(6),所述本体(8)层压在所述本体的表面上并且由在23℃下具有100%模量(M100)的烯烃热塑性弹性体制成, 20〜60kg / cm 2,对金属表面的摩擦阻力(tanδ)为1.0以下,并且具有泡沫层,其具有良好的外观和良好的耐候性。
摘要:
An elastomer composition for light-resistant covering materials, and covering materials for industrial parts which comprise the composition, are obtainable by partially cross-linking a mixture comprising (A) 100 parts by weight in total of at least one terpolymer rubber having a 100°C Mooney viscosity (ML₁₊₄ 100°C) of 30 to 350 selected from ethylene-propylene-dicyclopentadiene terpolymer rubbers and ethylene-butene-1-dicyclopentadiene terpolymer rubbers, (B) 5 to 150 parts by weight of an olefinic polymer and (C) 0 to 150 parts by weight of a mineral oil or a mixture comprising 40 to 95% by weight of an oil-extended ethylene terpolymer rubber and 5 to 60% by weight of an olefinic polymer, the oil-extended ethylene terpolymer rubber comprising a terpolymer rubber component comprising at least one ethylene terpolymer rubber having a 100°C Mooney viscosity (ML₁₊₄ 100°C) of 30 to 350 ethylene propylene-dicyclopentadiene terpolymer rubbers and ethylene-butene-1-dicyclopentadiene terpolymer rubbers and 150 parts by weight or less of a mineral oil per 100 parts by weight of the terpolymer rubber component.
摘要:
A thermoplastic elastomer powder for powder slush molding, comprising an elastomer composition of an ethylene-α-olefin copolymer rubber and a polyolefin resin, wherein said elastomer composition has a complex dynamic viscosity η*(1) as measured at a frequency of 1 radian/sec in a dynamic viscoelasticity measurement at 250°C, of 1.5 x 10⁵ poise or less, a Newtonian viscosity index n calculated from the following formula by using the complex dynamic viscosity η*(1) at a frequency of 1 radian/sec and the complex dynamic viscosity η*(100) at a frequency of 100 radian/sec. of 0.67 or less: n = [logη*(1) - logη*(100)]/2.
摘要:
A powder for use in low temperature powder molding comprises a thermoplastic resin or thermoplastic elastomer composition, said resin or composition having a complex dynamic viscosity η* (170°C) of 1.5 x 10⁴ Pas (1.5 X 10⁵ poise) or less, as measured at an atmospheric temperature of 170°C and a complex dynamic viscosity η* (250°C) of 5.0 x 10³ Pas (5.0 x 10⁴ poise) or less, as measured at an atmospheric temperature of 250°C, in dynamic viscoelasticity measurements at a frequency of 1 radian/sec and a temperature average viscosity index k, calculated from the following formula, of 10 or less: k = η* (170°C)/η* (250°C)