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    • 2. 发明授权
    • Cross-linkable compounds, optionally containing MQ silicon resins
    • 可交联的化合物,任选地含有MQ硅树脂
    • US06274692B1
    • 2001-08-14
    • US09381414
    • 1999-09-30
    • Christian HerzigOliver ZoellnerFriedrich HockemeyerRobert Banfic
    • Christian HerzigOliver ZoellnerFriedrich HockemeyerRobert Banfic
    • C08G7720
    • C09D183/04C08G77/20C09D183/14C08L83/00
    • The invention relates to new, cross-linkable compounds containing (A1) linear organopolysiloxanes with aliphatically unsaturated hydrocarbon radicals, said organopolysiloxanes being of general formula (I) R1aR3-aSiO(R2SiO)c[R2Si—Y—SiR2O(R2SiO)c]dSiR3-bR1b, wherein R can be the same or different, and represents a monovalent, optionally halogenated hydrocarbon radical which is free of terminal aliphatic carbon—carbon multiple bonds, R1 represents a monovalent aliphatically unsaturated hydrocarbon radical, Y represents a bivalent organic radical which is free of terminal aliphatic carbon—carbon multiple bonds, a is 0 or 1, b is 0 or 1, and the sum of a+b per molecule is 1 or 2, c is a whole number to the value of 1 to 1000, d is 0 or a whole number to the value of 1 to 10, and optionally, (A2) MQ silicone resins which are soluble in (A1), on the condition that if MQ silicone resins (A2) are not used, the sum of a+b in the formula (I) is 1.3 to 1.9 on average and that if MQ silicone resins (A2) are used, the sum of a+b in formula (I) is 1.0 to 1.9 on average; (B) organo-silicon compounds with Si-bonded hydrogen atoms; (C) catalysts which promote the formation of an aliphatic multiple bond by Si-bonded hydrogen; and optionally, (D) agents which slow down the formation of an aliphatic multiple bond by Si-bonded hydrogen at room temperature.
    • 本发明涉及含有(A1)具有脂肪族不饱和烃基的线性有机聚硅氧烷的新的可交联化合物,所述有机聚硅氧烷具有通式(I)R1aR3-aSiO(R2SiO)c [R2Si-Y-SiR2O(R2SiO)c] dSiR3 -bR1b,其中R可以相同或不同,并且表示没有末端脂族碳 - 碳多重键的单价任选卤代烃基,R1表示一价脂族不饱和烃基,Y表示二价有机基团,其为 没有末端脂肪族碳 - 碳多重键,a为0或1,b为0或1,每分子a + b的和为1或2,c为1至1000的整数,d (A1)中可溶的(A2)MQ有机硅树脂,如果不使用MQ有机硅树脂(A2),则为0或0〜1的整数, 式(I)中的+ b平均为1.3〜1.9,如果MQ有机硅树脂 (A2),式(I)中a + b的和平均为1.0〜1.9; (B)具有硅键合氢原子的有机硅化合物; (C)促进通过Si键合氢形成脂族多重键的催化剂; 和任选的(D)在室温下通过Si键合的氢减慢形成脂族多重键的试剂。