Carbosilane surfactants

Details Carbosilane surfactants Carbosilane surfactants

1989-07-28

1991-06-25

Shaver, Paul F.

Organic compounds -- part of the class 532-570 series

Organic compounds

Silicon containing

556404, 556419, 556423, 556428, 556434, 556435, C07F 708, C07F 710, C07F 718

Patent

active

050268910

ABSTRACT:
Surface active silicone compounds which have an improved stability at a pH above 9 or below 4, have the general formula ##STR1## wherein each R independently represents an alkyl or aryl group, each R' represents an alkylene group preferably separating neighbouring silicon atoms by up to 3 carbon atoms, each R" independently denotes R or, only if a is 0, the group R.sub.3 SiR'--, Z represents a hydrophilic sulphur, nitrogen or phosphor containing substituent or a carboxy-functional group or a salt thereof, and a has the value 0, 1 or 2.

REFERENCES:
patent: 4777277 (1988-10-01), Colas et al.

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