The present invention relates to a briquette molded body of a rubber composition, a method for producing the briquette molded body, a rubber composition for crosslinking, and a tread for a tire, and aims to obtain the briquette molded body of the rubber composition which is not easy to contaminate a molding die, the rubber composition is not easy to increase in viscosity over time, not easy to peel off from the briquette molded body, and the packaging sheet and the briquette molded body are easy to close. The briquette molded body of the rubber composition contains a rubbery polymer (A) having an iodine number of 10-250, an ethylene structure of not less than 3% by mass, and a vinyl aromatic monomer block of less than 10% by mass; and titanium (C), the content of titanium (C) being greater than or equal to 3 ppm and less than or equal to 120 ppm, and the content of aluminum (B) being less than 2 ppm.

    本发明涉及橡胶组合物的压块成型体及其制造方法、交联用橡胶组合物以及轮胎用胎面,其目的在于得到一种橡胶组合物的压块成型体,其不容易污染成型模具,橡胶组合物的粘度不容易经时地上升,橡胶组合物不容易从压块成型体剥离,包装片与压块成型体容易密合。一种橡胶组合物的压块成型体,其含有:碘价为10~250、乙烯结构≥3质量%、并且乙烯基芳香族单体嵌段<10质量%的橡胶状聚合物(A);以及钛(C),3ppm≤钛(C)的含量≤120ppm,铝(B)的含量小于2ppm。


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    Titel :

    Briquetting molded body of rubber composition, method for producing same, rubber composition for crosslinking, and tread for tire


    Weitere Titelangaben:

    橡胶组合物的压块成型体及其制造方法、交联用橡胶组合物以及轮胎用胎面


    Beteiligte:
    ARAKI YOSHIFUMI (Autor:in) / YASUMOTO ATSUSHI (Autor:in) / KONDO TOMOHIRO (Autor:in) / KIKUCHI AKITOMO (Autor:in)

    Erscheinungsdatum :

    2021-12-28


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    C08F MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS , Makromolekulare Verbindungen, erhalten durch Reaktionen, an denen nur ungesättigte Kohlenstoff-Kohlenstoff-Bindungen beteiligt sind / B60C VEHICLE TYRES , Fahrzeugreifen / C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS , Massen auf Basis makromolekularer Verbindungen



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