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    • 13. 发明授权
    • Rubber composition containing carbon black
    • 含有炭黑的橡胶组合物
    • US5962575A
    • 1999-10-05
    • US973240
    • 1997-12-03
    • Fumito YatsuyanagiHiroyuki KaidoTetsuji Kawazura
    • Fumito YatsuyanagiHiroyuki KaidoTetsuji Kawazura
    • B60C1/00C08K3/04C08K3/00
    • C08K3/04B60C1/00B60C1/0016
    • A carbon-containing rubber composition containing a rubber composition containing carbon black, obtained by coagulating, dehydrating, and drying a rubber latex mixture containing a latex of at least one starting rubber A having an average glass transition temperature TgA of -120.degree. C. to -15.degree. C., carbon black, and part of a softening agent, mixed in an internal mixer with a starting rubber B and part of the softening agent, with a ratio F.sub.A /F.sub.B of the concentration F.sub.A of carbon black in the copolymer in the rubber latex mixture with the concentration F.sub.B of carbon black in the copolymer after kneading by the hermetic mixture being 1.2 to 3.0 and a rubber composition containing carbon black comprising a starting rubber A' comprising a polymer having functional groups represented by formula (I)--C.dbd.N'-- (I)bonded with a polymer chain directly or through another atomic group or a terminal modified diene-based polymer first brought into contact with carbon black, then blended with a starting rubber B' comprising a diene based stock rubber.
    • PCT No.PCT / JP97 / 01051 Sec。 371日期1997年12月3日第 102(e)日期1997年12月3日PCT 1997年3月27日PCT公布。 第WO97 / 38047号公报 日期1997年10月16日含有含有炭黑的橡胶组合物的含碳橡胶组合物,其通过凝固,脱水和干燥含有平均玻璃化转变温度TgA为至少一种起始橡胶A的胶乳的橡胶胶乳混合物而获得, 120℃〜-15℃,炭黑和部分软化剂,在内部混合器中与起始橡胶B和部分软化剂混合,比例FA / FB为碳浓度FA 通过密封混合物捏合后共聚物中的炭黑的浓度FB在橡胶胶乳混合物中的黑色黑色,并且含有炭黑的橡胶组合物包含含有由 式(I)-C = N' - (I)直接或通过另一原子团或末端改性二烯基聚合物与聚合物链键合,首先与炭黑接触,然后混合 用包含二烯基原料橡胶的起始橡胶B'。