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    • 3. 发明授权
    • Room temperature-curable organopolysiloxane composition
    • 室温可固化的有机聚硅氧烷组合物
    • US4695617A
    • 1987-09-22
    • US837588
    • 1986-03-07
    • Yoshio InoueMasatoshi AraiShinichi SatoKoji Yokoo
    • Yoshio InoueMasatoshi AraiShinichi SatoKoji Yokoo
    • C08L83/00C08K5/5425C08K5/5465C08L83/04C08L83/06H01B3/46C08G77/20
    • C08K5/5465C08K5/54C08G77/14C08G77/16C08G77/20C08G77/26Y10S528/901
    • The room temperature-curable organopolysiloxane composition of the invention capable of giving a cured rubber can be used advantageously as an insulating material in electric and electronic instruments without causing troubles in contact points which is unavoidable with conventional compositions. The inventive composition is formulated with (a) a diorganopolysiloxane terminated at the molecule molecular chain ends each with a silanolic hydroxy group, (b) an alkenyloxy, e.g. isopropenyloxy, containing silane and (c) a guanidino-substituted organosilicon compound and these components are specified either by the upper limit of the content of low molecular constituents having a specified vapor pressure or higher or the upper limit of the vapor pressure of the compound per se so that the electric contact points near the insulation with the composition are free from exposure to the vapor of organosilicon compounds which may be deposited as an oxide of silicon by sparks.
    • 能够提供固化橡胶的本发明的室温可固化的有机基聚硅氧烷组合物可以有利地用作电气和电子仪器中的绝缘材料,而不会在常规组合物中不可避免地引起接触点的麻烦。 本发明的组合物配制成(a)在分子分子链处终止的二有机聚硅氧烷,每个末端具有硅烷醇羟基,(b)链烯氧基,例如, 含有硅烷的异丙烯氧基和(c)胍基取代的有机硅化合物,并且这些组分由具有特定蒸气压或更高的低分子量成分的含量的上限或化合物的蒸气压的上限规定 使得与组合物绝缘附近的电接触点不会暴露于有机硅化合物的蒸气中,有机硅化合物可以通过火花作为硅的氧化物沉积。
    • 6. 发明授权
    • Room temperature-curable organopolysiloxane composition
    • 室温可固化的有机聚硅氧烷组合物
    • US4629775A
    • 1986-12-16
    • US758164
    • 1985-07-23
    • Masatoshi AraiTakeo InoueKoji Yokoo
    • Masatoshi AraiTakeo InoueKoji Yokoo
    • C08L83/00C07F7/18C08K5/00C08K5/548C08L83/04C08L83/06C08G77/06
    • C08K5/0091C07F7/1836C07F7/184C08L83/04C08G77/16
    • The room temperature-curable organopolysiloxane composition of the invention can be cured into a rubbery elastomer which exhibits strong adhesion to the surface of a substrate made of, for example, a plastic resin even without the use of a primer or other adhesion aid. The composition comprises, in addition to the conventional ingredients of a silanolic hydroxy-terminated diorganopolysiloxane and alkoxy-containing organosilicon compound, a special organosilicon compound having, in a molecule, at least one group of the formula(R.sup.1 O).sub.3-n (Me).sub.n Si--C.sub.3 H.sub.6 --S--CO--NH--,in which Me is a methyl group, R.sup.1 is a methyl or an ethyl group and n is zero or 1, and a titanium chelate compound represented by the general formula ##STR1## in which Q is a divalent organosilicon-containing group, R.sup.2 is an alkyl group having 1 to 3 carbon atoms and R.sup.3 is the same as R.sup.2 or R.sup.2 O.
    • 本发明的室温可固化的有机基聚硅氧烷组合物可以固化成即使不使用底漆或其它粘合助剂也能显示出对由例如塑料树脂制成的基材表面的强粘合性的橡胶状弹性体。 除了硅烷醇羟基封端的二有机聚硅氧烷和含烷氧基的有机硅化合物的常规成分之外,组合物还包含在分子中具有至少一个式(R 1)3-n(Me)的基团的特殊有机硅化合物, nSi-C 3 H 6 -S-CO-NH-,其中Me是甲基,R 1是甲基或乙基,n是0或1,和由通式“IMAGE”表示的钛螯合物,其中Q 是含二价含有机硅基团,R 2为碳原子数为1〜3的烷基,R 3为与R 2或R 2 O相同的基团。
    • 7. 发明授权
    • Foamable organopolysiloxane composition
    • 可发泡有机聚硅氧烷组合物
    • US4987155A
    • 1991-01-22
    • US557824
    • 1990-07-26
    • Yoshio InoueMasatoshi AraiTsuneo Kimura
    • Yoshio InoueMasatoshi AraiTsuneo Kimura
    • C08J9/02C08L83/04
    • C08J9/02C08L83/04C08G77/045C08G77/12C08G77/16C08G77/62C08J2383/04
    • The invention provides a foamable organopolysiloxane composition capable of giving, by foaming and curing at room temperature, a silicone rubber foam of high foaming expansion having very uniform and dense cellular structure. The composition is prepared by a process comprising the steps of: (A) compounding an .alpha.,.omega.-dihydroxy dimethylpolysiloxane with a reinforcing silica filler, hexamethyl disilazane and water as the hydrolysis agent of the silazane to give a compound; (B) removing ammonia in the compound formed by the hydrolysis of the silazane compound as completely as possible; and (C) compounding the compound with a polyhydroxy methylpolysiloxane, an organohydrogenpolysiloxane and a platinum compound as a catalyst for the dehydrogenation reaction between the silanolic hydroxy groups and the silicon-bonded hydrogen atoms to produce hydrogen as the foaming gas.
    • 本发明提供一种可发泡的有机聚硅氧烷组合物,其能够通过在室温下发泡和固化得到具有非常均匀且致密的细胞结构的高发泡膨胀的硅橡胶泡沫。 通过包括以下步骤的方法制备组合物:(A)将α,ω-二羟基二甲基聚硅氧烷与增强二氧化硅填料,六甲基二硅氮烷和水混合,作为硅氮烷的水解试剂,得到化合物; (B)通过尽可能完全地水解硅氮烷化合物形成的化合物中除去氨; 和(C)将化合物与多羟基甲基聚硅氧烷,有机氢聚硅氧烷和铂化合物混合,作为硅烷醇羟基与硅键合的氢原子之间的脱氢反应的催化剂,以产生氢作为发泡气体。
    • 8. 发明授权
    • Organopolysiloxanes having silethylene linkages and a curable
composition comprising the same
    • 具有亚乙烯基键的有机聚硅氧烷和包含它们的可固化组合物
    • US5357023A
    • 1994-10-18
    • US83387
    • 1993-06-29
    • Yoshio InoueMasatoshi AraiKazutoshi FujiokaTsuneo Kimura
    • Yoshio InoueMasatoshi AraiKazutoshi FujiokaTsuneo Kimura
    • C08G77/50C08L83/14C08G77/20
    • C08L83/14C08G77/50
    • A novel organopolysiloxane compound having, in a molecule, at least one silyl-substituted ethyl group of the general formula ##STR1## in which R.sup.1 is a hydrogen atom or a methyl group, R is a monovalent hydrocarbon group and the subscripts a is 2 or and b is 1, 2 or 3, or a linear organopolysiloxane having, at each molecular chain end, at least one of such a group, can be prepared by first reacting a vinyl-containing organopolysiloxane with a hydrogen chlorosilane compound to effect the hydrosilation reaction between the silicon-bonded vinyl groups and the silicon-bonded hydrogen atoms and then the silicon-bonded chlorine atoms are subjected to a dehydrochlorination reaction with a silanol compound of the general formula ##STR2## A composition comprising the organopolysiloxane and a photopolymerization initiator is highly sensitive to light and readily cured into a rubbery elastomer by irradiation with ultraviolet light.
    • 一种新的有机聚硅氧烷化合物,其在分子中具有至少一个通式为“IMAGE”的甲硅烷基取代的乙基,其中R 1为氢原子或甲基,R为单价烃基,下标a为2或 并且b为1,2或3,或者在各分子链末端具有这种基团中的至少一个的线性有机聚硅氧烷可以通过首先使含乙烯基的有机聚硅氧烷与氢氯硅烷化合物反应来进行氢化硅烷化反应 硅键合的乙烯基和与硅键合的氢原子之间,然后与硅键合的氯原子与通式为的硅烷醇化合物进行脱氯化氢反应。包含有机聚硅氧烷和光聚合引发剂的组合物是高度的 对光敏感,并通过紫外线照射容易地固化成橡胶状弹性体。