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    • 4. 发明授权
    • Rubber compositions containing preciptated organosilicon particles having a core and a shell
    • 含有具有核心和壳体的精细有机硅颗粒的橡胶组合物
    • US06624214B2
    • 2003-09-23
    • US09794561
    • 2001-02-27
    • Rene Jean ZimmerWolfgang LauerMarc WeydertFriedrich ViselUwe Ernst Frank
    • Rene Jean ZimmerWolfgang LauerMarc WeydertFriedrich ViselUwe Ernst Frank
    • C08L8300
    • B60C1/0016C08L21/00C08L2666/14C08L83/04
    • There is disclosed a rubber composition comprising: (a) 100 parts by weight of at least one rubber containing olefinic unsaturation; and (b) 1 to 150 phr of a precipitated organosilicon particles having a core and a shell, wherein the core is obtained by the condensation of at least one monomer of the formula: R1—Si(OR2)3  I  where R1 is selected from the group consisting of hydrogen, methyl, ethyl, vinyl, alkoxy having from 1 to 4 carbon atoms, and phenyl; R2 is selected from the group consisting of alkyls having from 1 to 4 carbon atoms and phenyl; and wherein said condensation of said monomer is in the presence of a surfactant; and wherein the shell is obtained by the subsequent addition to the core of a monomer of the formula: R3—Si(OR2)3  II  where R3 is selected from the group consisting of —CH═CH2, —CH2—CH═CH2, &Parenopenst;CH2&Parenclosest;nSH and mixtures thereof; and n is an integer of from 2 to 8.
    • 公开了一种橡胶组合物,其包含:(a)100重量份的至少一种含有烯属不饱和的橡胶; 和(b)1至150phr具有核和壳的沉淀的有机硅颗粒,其中所述核通过至少一种下式的单体的缩合获得:其中R 1选自氢 ,甲基,乙基,乙烯基,具有1至4个碳原子的烷氧基和苯基; R 2选自具有1至4个碳原子的烷基和苯基; 并且其中所述单体的所述缩合是在表面活性剂存在下进行的; 并且其中壳体通过随后加入下式的单体的核心获得:其中R 3选自-CH = CH 2,-CH 2 -CH = CH 2和Parenopenst; CH 2和Parenclosest; nSH和混合物 的; n为2〜8的整数。