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    • 1. 发明公开
    • 배합제로서 유기규소 화합물을 갖는 실리카겔 함유 고무배합물
    • 含有硅胶的橡胶混合物,含有机硅化合物作为混合材料
    • KR1020020021052A
    • 2002-03-18
    • KR1020010056128
    • 2001-09-12
    • 라인케미라이나우게엠베하
    • 헤르피히,뤼디거프뤼,토마스하일리거,루드거쉴링,쿠르트
    • C08L21/00
    • C08K5/54C08G18/289C08G18/69C08G18/702C08G18/778C08K5/548C08L15/00C08L21/00C08L9/00C08L7/00C08L2666/08
    • PURPOSE: A rubber mixture containing silica gel and its preparation method are provided, to improve the mechanical properties and the dynamical mechanical properties by adding an organic silicon compound to the rubber mixture. CONSTITUTION: The rubber mixture containing silica gel comprises 10-20 parts by weight of at least one oligomer-type polydiene which has a silane substituent represented by the formula: R1R2R3Si-X-QH-Y-Z- and shows a (thio)urethane group and/or a urea group or an amide group by modification reaction; 100 parts by weight of at least one rubber containing a double bond; and 50-90 parts by weight of at least one silicon-containing filler. In the formula, R1, R2 and R3 are independent each other and are an alkyl group of C1-C18 (preferably an alkyl group of C1-C5), an alkoxy group of C1-C8 (preferably an alkoxy group of C1-C5), a phenyl or phenoxy group of C6-C12 (preferably a phenyl or phenoxy group of C6), an alkylaryl or alkylaryloxy group of C7-C18, and at least one among R1, R2 and R3 is an alkoxy group, a phenoxy group or an alkylaryloxy group; X is a linear, branched or cyclic, arbitrarily unsaturated alkylene group of C1-12, and preferably a linear saturated alkylene group of C1-C6; Q is S or NH; Y is C=O or CH2-CH-(OH)-; and Z is O, NH or X.
    • 目的:提供含硅胶的橡胶混合物及其制备方法,通过向橡胶混合物中加入有机硅化合物来提高机械性能和动力学机械性能。 构成:含有硅胶的橡胶混合物包含10-20重量份的至少一种低聚物型聚二烯,其具有由式R 1 R 2 R 3 Si-X-QH-YZ-表示的硅烷取代基,并表示(硫代)氨基甲酸酯基和 /或脲基或酰胺基团; 100重量份的至少一种含有双键的橡胶; 和50-90重量份的至少一种含硅填料。 在式中,R 1,R 2和R 3彼此独立,为C 1 -C 18(优选C 1 -C 5烷基),C 1 -C 8烷氧基(优选C 1 -C 5烷氧基) ,C6-C12(优选C6的苯基或苯氧基)的苯基或苯氧基,C7-C18的烷基芳基或烷基芳氧基,R1,R2和R3中的至少一个为烷氧基,苯氧基或 烷基氧基; X是C1-12的直链,支链或环状,任意不饱和的亚烷基,优选C1-C6的直链饱和亚烷基; Q是S或NH; Y是C = O或CH 2 -CH-(OH) - ; Z为O,NH或X。
    • 2. 发明公开
    • 배합제로서 유기규소 화합물을 갖는 실리카겔 함유 고무배합물
    • 含硅橡胶化合物与有机硅化合物作为化合物
    • KR1020020021053A
    • 2002-03-18
    • KR1020010056131
    • 2001-09-12
    • 라인케미라이나우게엠베하
    • 헤르피히,뤼디거프뤼,토마스하일리거,루드거쉴링,쿠르트
    • C07F7/08
    • C08G18/87C08G18/289C08G18/36C08L9/06C08L21/00C08L2666/14C08L81/04C08L9/00
    • PURPOSE: Provided are novel organic silicon networks, their production process and use in silicagel-containing rubber compounds and vulcanizates manufactured from them. An improvement in mechanical and dynamic properties is achieved by adding organic silicon compounds to silicagel-containing rubber compounds. CONSTITUTION: The network comprises esters of one or more unsaturated aromatic or aliphatic hydroxycarboxylic acids and one or more aromatic or aliphatic polyols, and is crosslinked with sulfur bridges, wherein it comprises a sulfur content in the range from 0.2 wt. % to 17%, and wherein a) the hydroxycarboxylic acid(s) each comprise 1, 2 or 3 olefinic double bonds and hydroxyl groups or hydroxyl and isocyanate groups; b) the polyol component(s) each comprise 1 to 6 carbon atoms and 1 to 6 hydroxyl groups and optionally isocyanate groups; c) the network comprises (thio)urethane or urea substituents, which in turn have one or more terminal silane substituents according to formula (I) of R¬1R¬2R¬3Si-X-(thio)urethane/urea group. In formula (I) R¬1, R¬2, R¬3 are the same or different and denote C1-C18 alkyl or C1-C18 alkoxy and X represents linear, branched or cyclic, optionally unsaturated C1-C12 alkylene radicals.
    • 目的:提供新型有机硅网络,其生产工艺及其在硅胶制品中的应用及硫化胶。 通过向含硅胶的橡胶混合物中加入有机硅化合物来实现机械和动态特性的改善。 构成:网络包含一种或多种不饱和芳族或脂族羟基羧酸和一种或多种芳族或脂族多元醇的酯,并与硫桥交联,其中硫含量范围为0.2wt。 %至17%,并且其中a)所述羟基羧酸各自包含1,2或3个烯属双键和羟基或羟基和异氰酸酯基团; b)多元醇组分各自包含1至6个碳原子和1至6个羟基和任选的异氰酸酯基团; c)网络包含(硫代)氨基甲酸酯或脲取代基,其依次具有一个或多个根据式(I)的R 1 R 2 R 3 3 -S-X(硫代)氨基甲酸酯/脲基团的末端硅烷取代基。 在式(I)中,R 1,R 2,R 3相同或不同,表示C 1 -C 18烷基或C 1 -C 18烷氧基,X表示直链,支链或环状,任选不饱和的C 1 -C 12亚烷基。