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    • 3. 发明授权
    • Multiphase formulations of organosilicon compounds
    • 有机硅化合物的多相配方
    • US06451909B1
    • 2002-09-17
    • US09738026
    • 2000-12-14
    • Christian HerzigRobert SchröckPetra GratzlReinhard Stallbauer
    • Christian HerzigRobert SchröckPetra GratzlReinhard Stallbauer
    • C08L8310
    • C08J3/03C08G77/442C08J2383/04
    • A process for the preparation of multiphase formulations of organosilicon compounds by (A) formation of a mixture containing organic compound(s) (1) containing at least two aliphatic double bonds and of the general formula R2(CR1═CH2)x,  (1) in which R1 are a hydrogen atom or an alkyl radical having 1 to 6 carbon atoms per radical, R2 is a divalent, trivalent or tetravalent hydrocarbon radical having 1 to 25 carbon atoms per radical; and x denotes 2, 3 or 4 corresponding to the valence of R2; and an organopolysiloxane (2) having on average more than one Si-bonded hydrogen atom per molecule; a catalyst (3) promoting the addition of Si-bonded hydrogen at an aliphatic double bond; an emulsifier (4); and an agent (5) immiscible with (1) and (2); and (B) emulsification of the mixture, with the proviso that the ratio of aliphatic double bond in organic compound (1) to Si-bonded hydrogen in the organopolysiloxane (2) in (A) is such that toluene-soluble siloxane copolymers are obtained.
    • (A)形成含有至少两个脂肪族双键的有机化合物(1)的混合物,以及一般化学式,其中R 1为氢原子或具有氢原子的烷基的通式(1)所示的制备有机硅化合物的多相配方的方法 每个基团为1至6个碳原子,R 2为每个基团具有1至25个碳原子的二价,三价或四价烃基; andx表示对应于R2的化合价的2,3或4; 和每分子平均具有多于一个Si键合的氢原子的有机聚硅氧烷(2);促进在脂肪族双键上加入Si键合的氢的催化剂(3);乳化剂(4); (5)与(1)和(2)不混溶; 和(B)混合物的乳化,条件是(A)中的有机化合物(1)中的有机聚硅氧烷(2)中的有机化合物(1)中的脂族双键与Si键合的氢的比例使得得到甲苯可溶的硅氧烷共聚物 。