US Patent 7491786 Crosslinkable compositions based on organosilicon compounds
Patent 7491786 was granted and assigned to Wacker Chemie AG on February, 2009 by the United States Patent and Trademark Office.
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The invention relates to crosslinkable compositions based on organosilicon compounds and having controllable modulus, to a process for their preparation and to their use, said compositions comprising(a) polymers of the formulaXnR3-nSi-A-SiR2—(CH2)3NHY (I)(b) polymers of the structureX1kR53-kSi-A1-SiX1kR53-k (II)(c) optionally, silanes of the formulaR6mSiX24-m (III)and/or partial hydrolyzates thereof, and(d) optionally, silanes of the formulaR4oSiR7pX34-o-p (IV)and/or partial hydrolyzates thereof,where X, X1 and X3 are OH or a hydrolyzable group, R, R4, R5, and R7 are hydrocarbyl groups, and A is a divalent linking group.
US Patent 07491786 Crosslinkable compositions based on organosilicon compounds US Patent 7491786 Crosslinkable compositions based on organosilicon compounds
US Patent 07491786 Crosslinkable compositions based on organosilicon compounds
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