Organopolysiloxane compositions which can be cross-linked to...

Details Organopolysiloxane compositions which can be cross-linked to... Organopolysiloxane compositions which can be cross-linked to...

C - Chemistry, Metallurgy

08

G

C08G 77/18 (2006.01) C08L 83/04 (2006.01) C09D 183/04 (2006.01) C09K 3/10 (2006.01)

Patent

CA 2148665

Organopolysiloxane compositions which can be stored with exclusion of water but can be crosslinked to elastomers even at room temperature on addition of water, with elimination of alcohols, and which can be prepared using A) an .alpha.,.omega.-dihydroxyorganopolysiloxane, (B) an organosilicon compound of the formula [HSi(OR)2O1/2[Hsi(OR)O]b[HSiO3/2]c[Si(OR)3O1/2]d[Si(OR)2O]e[Si(OR)O3/2/]r[SiO2]g[R1O]h (I), wherein R is identical or different and is a monovalent, optionally substituted hydrocarbon radical or organosilicon radical, R1 is identical or different and is a divalent, optionally substituted organic radical and a, b, c, d, e, f, g and h are 0 or a number greater than 0, with the proviso that the content of Si-bonded hydrogen is 0.1% to 0.9% by weight, based on the total weight of the organosilicon compound of formula (I) are a monovalent, optionally substituted hydrocarbon radical, and optionally fillers, additives, catalysts, plasticizers, adhesion promoters and scavengers.

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