ゴム組成物の製造方法、ゴム組成物、クッションゴム及び更生タイヤ
    14.
    发明专利
    ゴム組成物の製造方法、ゴム組成物、クッションゴム及び更生タイヤ 有权
    橡胶组合物的制造方法,橡胶组合物,密封橡胶和回收轮胎

    公开(公告)号:JP2016008286A

    公开(公告)日:2016-01-18

    申请号:JP2014131300

    申请日:2014-06-26

    Inventor: 小山 修平

    Abstract: 【課題】加硫速度が速く、かつスコーチし難いゴム組成物及びその製造方法を提供すること。 【解決手段】ジエン系ゴム及び1,3−ジフェニルグアニジンを混練することにより混練物を得る工程と、混練物、2−メルカプトベンゾチアゾール、及び末端にベンゼン環を含むジチオカルバミン酸塩系促進剤を混練する工程とを含む製法により、加硫速度が速く、かつスコーチし難いゴム組成物を得る。 【選択図】 なし

    Abstract translation: 要解决的问题:提供一种硫化速度快,难以烧焦的橡胶组合物及其制造方法。解决方案:通过包括以下步骤的制备方法获得硫化速度高并且难以焦烧的橡胶组合物: 混合二烯橡胶和1,3-二苯基胍以获得混合物并将混合物,2-巯基苯并噻唑和在末端包含苯环的二硫代氨基甲酸酯促进剂混合的步骤。

    Dip-forming composition and dip molding body

    公开(公告)号:JP5488137B2

    公开(公告)日:2014-05-14

    申请号:JP2010087472

    申请日:2010-04-06

    Abstract: PROBLEM TO BE SOLVED: To provide a dip molding composition giving a dip molded article which is excellent in tensile strength and suppresses time-dependent generation of a crack when the composition is aged for a relatively short aging period, while suppressing formation of coarse aggregates during aging, without adding an alkali metal salt of casein.SOLUTION: The dip molding composition comprises a synthetic polyisoprene latex, a sulfur-based vulcanizing agent, zinc oxide, a vulcanization accelerator, a salt of an olefin compound-ethylenically unsaturated dicarboxylic acid monoester polymer having a weight average molecular weight of 1,000-150,000, and 0.1-0.6 pt.mass of a monovalent salt of dithiocarbamic acid based on 100 pts.mass of synthetic polyisoprene in the synthetic polyisoprene latex.

    Process for producing rubber composition
    17.
    发明专利
    Process for producing rubber composition 审中-公开
    生产橡胶组合物的方法

    公开(公告)号:JP2013213164A

    公开(公告)日:2013-10-17

    申请号:JP2012085057

    申请日:2012-04-03

    Inventor: KATO SEIICHI

    Abstract: PROBLEM TO BE SOLVED: To provide a process for producing a rubber composition in which low heat buildup can be improved.SOLUTION: There is provided a process for producing a rubber composition obtained by mixing a rubber ingredient (A) comprising at least one rubber selected from natural rubber and synthetic diene rubbers, a filler comprising carbon black (B), and at least one compound (C) selected from vulcanization accelerators, and the process comprises a plurality of kneading stages: in the first stage of kneading, the rubber ingredient (A) and all or some of the carbon black (B) are kneaded together, then and along the way in the first stage, are added with the at least one compound (C) selected from vulcanization accelerators, and further kneaded.

    Abstract translation: 要解决的问题:提供一种生产能够提高低发热量的橡胶组合物的方法。解决方案:提供一种制备橡胶组合物的方法,该橡胶组合物通过将包含至少一种选自橡胶的橡胶成分(A) 来自天然橡胶和合成二烯橡胶的填料,包含炭黑(B)和至少一种选自硫化促进剂的化合物(C)的填料,该方法包括多个捏合阶段:在捏合的第一阶段,橡胶组分 (A)和全部或部分炭黑(B)一起捏合,然后在第一阶段中加入至少一种选自硫化促进剂的化合物(C),并进一步捏合。

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