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    • 1. 发明授权
    • Process for production of rubber composition
    • 橡胶组合物生产工艺
    • US6077899A
    • 2000-06-20
    • US952486
    • 1997-11-19
    • Fumito YatsuyanagiHiroyuki KaidoTetsuji Kawazura
    • Fumito YatsuyanagiHiroyuki KaidoTetsuji Kawazura
    • C08L15/00C08L9/06C08L9/00
    • C08L15/00C08K3/04C08L9/00
    • (i) A starting rubber (A) comprising a terminal-modified and/or coupled diene rubber and having an average glass transition temperature TgA (.degree. C.) is mixed with a specific amount of the reinforcing agent are mixed at a temperature of at least 135.degree. C., followed by adding a starting rubber (B) comprising a terminal unmodified diene rubber and having a specific average glass transition temperature TgB (.degree. C.), and the remaining reinforcing agent and a softening agent; (ii) a starting diene rubber (A') having a specific weight average molecular weight Mw(A') and average glass transition temperature TgA' (.degree. C.) is contacted with a reinforcing agent, followed by adding a starting diene rubber (B') having a specific weight average molecular weight Mw(B) and average glass transition temperature TgB' (.degree. C.), and a softening agent to produce a rubber composition; or (iii) 100 parts by weight of a starting rubber comprising a starting rubber (A") comprising 20 to 100% by weight of a terminal-modified and/or coupled diene rubber and a starting rubber (B") comprising a terminal-unmodified and/or uncoupled rubber are mixed with a specific carbon black (X) in specific amounts at a temperature of at least 135.degree. C., followed by adding the starting rubber (B") and the remaining carbon black and a softening agent.
    • PCT No.PCT / JP96 / 03635 Sec。 371日期:1997年11月19日 102(e)日期1997年11月19日PCT Filted 1996年12月12日PCT公布。 第WO97 / 48766号公报 日期1997年12月24日(i)将具有平均玻璃化转变温度TgA(℃)的末端改性和/或偶合二烯橡胶的起始橡胶(A)与特定量的增强剂混合 在至少135℃的温度下混合,然后加入包含末端未改性二烯橡胶并具有比平均玻璃化转变温度TgB(℃)的起始橡胶(B),剩余的增强剂和软化 代理人 (ii)具有比重重均分子量Mw(A')和平均玻璃化转变温度TgA'(℃)的起始二烯橡胶(A')与增强剂接触,然后加入起始二烯橡胶( 具有比重重均分子量Mw(B)和平均玻璃化转变温度TgB'(℃)的软化剂B')和软化剂以产生橡胶组合物; 或(iii)100重量份的起始橡胶,其包含起始橡胶(A“),其包含20至100重量%的末端改性和/或偶合的二烯橡胶和起始橡胶(B”),其包含 末端未改性和/或未偶联的橡胶与特定碳黑(X)在至少135℃的温度下以特定量混合,随后加入起始橡胶(B“)和剩余的炭黑和 软化剂。
    • 7. 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'。