PHENOTHIAZINE DERIVATIVE AND ACRYLIC RUBBER COMPOSITION

    公开(公告)号:US20230323086A1

    公开(公告)日:2023-10-12

    申请号:US18024085

    申请日:2021-06-24

    Inventor: Satoru SAITO

    CPC classification number: C08K5/46 C08K5/17 C08K5/31

    Abstract: A phenothiazine derivative represented by the general formula:




    (wherein R1 is a monovalent aliphatic hydrocarbon group having 1 to 20 carbon atoms or an aralkyl group having 7 to 20 carbon atoms, and R2.Ar is an aralkyl group, wherein R2 is a divalent aliphatic hydrocarbon group having 1 to 10 carbon atoms, and Ar is a monovalent aromatic hydrocarbon group having 6 to 10 carbon atoms), and

    a carboxyl group-containing acrylic rubber composition comprising, based on 100 parts by weight of carboxyl group-containing acrylic rubber:



    (A) 0.1 to 5 parts by weight of the phenothiazine derivative represented by the formula [I];
    (B) 0.1 to 3 parts by weight of a crosslinking agent for carboxyl group-containing acrylic rubber; and
    (C) 0.1 to 5 parts by weight of a crosslinking accelerator for carboxyl group-containing acrylic rubber.

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