Storage-stable organopolysiloxane compositions which can be...

Details Storage-stable organopolysiloxane compositions which can be... Storage-stable organopolysiloxane compositions which can be...

Category

C - Chemistry, Metallurgy

Subcategory

08

Subsubcategory

K

IPC codes

C08K 5/57 (2006.01) C08L 83/04 (2006.01)

Type

Patent

Patent number

CA 2300802

Description

Stable RTV-1-alkoxy compositions contain a tin catalyst and surfactants (S) which contain divalent polyether units of the general formula (I) -O-[(CR.alpha.R.beta.)u-O]v- (I) in which R.alpha. and R.beta. are hydrogen or a monovalent C1-C10 hydrocarbon radical optionally substituted by hydroxyl, fluorine, chlorine, bromine, C1-C10 alkoxyalkyl or cyano groups, u is from 1 to 6 and v is from 3 to 100. The compositions are stable despite the presence of the tin catalyst and alkoxy-functional organosilicon compounds.

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