Carbosilane surfactants

C - Chemistry – Metallurgy – 07 – F

Patent

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260/446, 260/447

C07F 7/08 (2006.01)

Patent

CA 1332244

Abstract of the Disclosure Surface active organosilicon compounds which have an improved stability at a pH above 9 or bolow 4, have the general formula Image wherein each R independently represents an alkyl or aryl group, each R' represents an alkylene group preferably separa- ting neighbouring silicon atoms by up to 3 carbon atoms, each R" independently denotes R or, only if a is 0, the group R3SiR'-, Z represents a hydrophilic sulphur, nitrogen or pbosphorus containing substituent or a carboxy-functional group or a salt thereof, and a has the value 0, 1 or 2.

607293

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