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    • 22. 发明申请
    • RUBBER COMPOSITION FOR TIRE TREAD
    • 轮胎用橡胶组合物
    • US20080161479A1
    • 2008-07-03
    • US11963028
    • 2007-12-21
    • Naoya AminoAkitomo Sato
    • Naoya AminoAkitomo Sato
    • C08L9/00C08K3/36
    • C08L9/06C08L21/00C08L25/04C08L45/00C08L47/00C08L2666/02
    • A rubber composition for a tire tread comprising (A) 100 parts by weight of a rubber component containing (a) 50 to 95 parts by weight of a diene-based rubber containing 50 to 100% by weight of an aromatic vinyl-conjugated diene copolymer rubber and (b) 5 to 50 parts by weight of a conjugated diene-based rubber gel having a toluene swelling index Qi of 16 to 70 and (B) 3 to 40 parts by weight, based upon 100 parts by weight of the total rubber component, of a copolymer resin of an aromatic vinyl and dipentene and/or pinene having a softening point of 100 to 150° C. and a high performance tire using the above rubber composition are disclosed.
    • 一种轮胎胎面用橡胶组合物,其包含(A)100重量份的橡胶成分,所述橡胶成分含有(a)50〜95重量份含有50〜100重量%的芳香族乙烯基 - 共轭二烯共聚物的二烯系橡胶 橡胶和(b)5〜50重量份的甲苯溶胀指数为16〜70的共轭二烯系橡胶,(B)为3〜40重量份,基于 公开了100重量份的总橡胶组分,芳族乙烯基和二戊烯和/或软化点为100-150℃的蒎烯的共聚物树脂和使用上述橡胶组合物的高性能轮胎。
    • 26. 发明授权
    • Rubber composition for tire tread having high performance on ice and pneumatic tire using the same
    • 用于具有高性能的轮胎胎面的橡胶组合物和使用其的充气轮胎
    • US06550508B1
    • 2003-04-22
    • US09582633
    • 2000-07-26
    • Yoichi YamaguchiNaoya Amino
    • Yoichi YamaguchiNaoya Amino
    • B60C722
    • C08K7/22B60C11/00B60C11/14C08K3/04C08K3/22C08K7/02C08L7/00C08L9/00C08L21/00C08L2207/32Y10T152/10513C08L2666/08
    • A rubber composition for a tire tread, or a pneumatic tire using the same in a tire tread portion, wherein the tread portion contains a diene rubber; and carbon black and/or silica; and a gas-encapsulated thermoplastic resin and, further, a short fiber, a hard particle and/or a liquid polymer, and wherein the gas-encapsulated thermoplastic resin particle is obtained by expanding, upon heating. at a temperature of an expansion starting temperature thereof or more, prior to vulcanization of a rubber, a thermally expansible thermoplastic resin particle, which comprises a thermoplastic resin having an expansion starting temperature of from 70° C. to less than 120° C. and having a heat resistance to withstand vulcanization of rubber, followed by vulcanization to uniformly disperse the gas-encapsulated thermoplastic resin in the rubber, or a short fiber, a hard particle and/or a liquid polymer is further compounded to give a high frictional force on ice.
    • 一种用于轮胎胎面的橡胶组合物或在轮胎胎面部分中使用该橡胶组合物的充气轮胎,其中胎面部分含有二烯橡胶; 和炭黑和/或二氧化硅; 和气体封装的热塑性树脂,还有短纤维,硬质粒子和/或液体聚合物,其中气体封装的热塑性树脂粒子是通过在加热时膨胀得到的。 在其膨胀起始温度以上的温度下,在橡胶硫化之前,将热膨胀性热塑性树脂粒子包括膨胀开始温度为70℃以上且小于120℃的热塑性树脂,以及 具有耐热性以耐受橡胶硫化,然后硫化以将气体封装的热塑性树脂均匀分散在橡胶中,或短纤维,硬质颗粒和/或液体聚合物进一步复合,以使摩擦力高 冰。