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    • 11. 发明授权
    • Rubber composition and pneumatic tire using said rubber composition
    • 橡胶组合物和使用所述橡胶组合物的充气轮胎
    • US06242516B1
    • 2001-06-05
    • US08934394
    • 1997-09-19
    • Shunji ArakiKazuhiro Yanagisawa
    • Shunji ArakiKazuhiro Yanagisawa
    • C08K554
    • C08K5/548Y02T10/862C08L21/00
    • The present invention provides a rubber composition and a pneumatic tire using the rubber composition. A rubber composition which comprises: a blend rubber of a copolymer and other diene base rubbers, the copolymer being obtained by copolymerization of 1,3-butadiene and an aromatic vinylmonomer using an organic lithium compound as an initiator, the glass transition point of the copolymer being −50° C. or more, and the blend rubber comprising the copolymer in an amount of 20 parts by weight or more and the other diene base rubbers in an amount of 80 parts by weight or less per 100 parts by weight of the blend rubber; silica filler in an amount of 10 to 80 parts by weight per 100 parts by weight of the blend rubber; carbon black in an amount of 20 to 80 parts by weight per 100 parts by weight of the blend rubber; and a specific silane coupling agent, i.e., a bis (alkoxysilylalkyl) polysulfide having a polysulfide chain in which the distribution of sulfur is specified, in an amount of 1 to 20% by weight of the amount of silica. The pneumatic tire has excellent wet skid resistance, low rolling resistance, and abrasion resistance.
    • 本发明提供一种橡胶组合物和使用该橡胶组合物的充气轮胎。 一种橡胶组合物,其包含:共聚物和其它二烯基橡胶的共混橡胶,所述共聚物通过使用有机锂化合物作为引发剂共聚1,3-丁二烯和芳族乙烯基单体,共聚物的玻璃化转变点 为-50℃以上,共混橡胶为20重量份以上的共聚物,其它二烯基橡胶的配合量相对于共混物100重量份为80重量份以下 橡胶; 二氧化硅填料,相对于100重量份共混橡胶为10至80重量份; 炭黑,相对于共混橡胶100重量份为20〜80重量份; 和特定的硅烷偶联剂,即具有多硫化物链的双(烷氧基甲硅烷基烷基)多硫化物,其中指定了硫的分布,其量为二氧化硅量的1至20重量%。 充气轮胎具有优异的抗湿滑性,低滚动阻力和耐磨性。
    • 16. 发明授权
    • Molding thermoplastic resin material and a method for equal quality recycle of thermoplastic resin mold
    • 热塑性树脂模塑成型和热塑性树脂模具等质量循环的方法
    • US06703445B2
    • 2004-03-09
    • US09969975
    • 2001-10-03
    • Yasuhiro Suzuki
    • Yasuhiro Suzuki
    • C08K554
    • C08J11/06B29B17/00Y02W30/62Y02W30/701
    • The object of the present invention is to provide a molding thermoplastic resin material giving resin mold whose quality and value are substantially equal to original resin mold even in a case where said resin mold is recycled. To attain said object, olefin group rubber and/or acrylic rubber to which monomer(s) being the same or similar monomer as (to) monomer(s) composing said molding thermoplastic resin material is(are) graft-copolymerized to give said rubbers compatibility with said molding thermoplastic resin material is(are) added in said molding thermoplastic resin material to improve said equal quality recycling property (property that quality and value are substantially equal to original thermoplastic resin mold even in a case where said thermoplastic resin mold is recycled). Said olefin group rubber and/or said acrylic rubber has(have) excellent thermal stability, heat-resistance, ozone resistance, oxidation resistance, and durability and has(have) effect on improvement of impact resistance for said thermoplastic resin material which is substantially immutable against heat history affected by repeated recycles and said molding thermoplastic resin material of the present invention can be used as a resin material of equal quality resin mold whose quality and value are substantially equal to resin mold using virgin resin material even in a case where said resin mold is recycled.
    • 本发明的目的是提供一种成型热塑性树脂材料,其树脂模具的质量和价值基本上等于原始树脂模具,即使在所述树脂模具被再循环的情况下,为了达到上述目的,烯烃基橡胶和/或 丙烯酸橡胶与构成所述成型热塑性树脂材料的(单体)单体相同或相似的单体被接枝共聚以使所述橡胶与所述成型热塑性树脂材料相容, 添加在所述成型热塑性树脂材料中以改善所述相同质量的再循环性能(即使在所述热塑性树脂模具被再循环的情况下,其质量和数值基本上等于原始热塑性树脂模具的性质)。烯烃基橡胶和/或所述丙烯酸酯 橡胶具有优异的热稳定性,耐热性,耐臭氧性,抗氧化性和耐久性,并具有对改进的影响 所述热塑性树脂材料的电阻基本上不能反映受重复再循环影响的热历史,并且本发明的所述模塑热塑性树脂材料可用作等品质树脂模具的树脂材料,其质量和值基本上等于树脂模具 即使在所述树脂模具被再循环的情况下也使用原始树脂材料。
    • 19. 发明授权
    • Cable semiconductive shield compositions
    • 电缆半导体屏蔽组合物
    • US06525119B2
    • 2003-02-25
    • US09824926
    • 2001-04-03
    • Kiroku TsukadaAriyoshi OhkiKoji Ishihara
    • Kiroku TsukadaAriyoshi OhkiKoji Ishihara
    • C08K554
    • H01B1/24C08L23/08C08L23/0815C08L23/0853C08L23/0869C08L2203/202C08L2666/04C08L83/00
    • A composition comprising: (a) one or more copolymers selected from the group consisting of (I) a copolymer of ethylene and vinyl acetate containing about 10 to about 50 percent by weight of units of vinyl acetate; (II) a copolymer of ethylene and ethyl acrylate containing about 10 to about 50 percent by weight of units of ethyl acrylate; and (III) a copolymer of ethylene and butyl acrylate containing about 10 to about 50 percent by weight of units of butyl acrylate; (b) about 55 to about 200 parts by weight, based upon 100 parts by weight of component (a), of a linear copolymer of ethylene and an alpha-olefin having 3 to 12 carbon atoms, and a density of 0.870 to 0.944 grama per cubic centimeter; (c) about 1 to about 50 parts by weight, based upon 100 parts by weight of component (a), of an organopolysiloxane; (d) about 10 to about 350 parts by weight, based upon 100 parts by weight of component (a), of carbon black; and (e) from 0 to about 2 parts by weight of an organic peroxide, the composition effective for being cross-linked, without a catalyst, with water to provide a cross linked composition.
    • 一种组合物,其包含:(a)一种或多种选自(I)乙烯和乙酸乙烯酯的共聚物的共聚物,其含有约10至约50重量%的乙酸乙烯酯单元; (II)乙烯和丙烯酸乙酯的共聚物,其含有约10至约50重量%的丙烯酸乙酯单元; 和(III)乙烯和丙烯酸丁酯的共聚物,其含有约10至约50重量%的丙烯酸丁酯单元;(b)约55至约200重量份,基于100重量份组分(a), 的乙烯和具有3至12个碳原子的α-烯烃的线型共聚物,密度为每立方厘米0.870至0.944克拉玛;(c)约1至约50重量份,基于100重量份的组分 (a)的有机聚硅氧烷;(d)基于100重量份的组分(a),约10至约350重量份的炭黑; 和(e)0至约2重量份的有机过氧化物,所述组合物有效地与无交联催化剂与水交联以提供交联组合物。