Silicone foam control compositions

Details Silicone foam control compositions Silicone foam control compositions

1995-05-25

1997-03-18

Glass, Margaret W.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

At least one aryl ring which is part of a fused or bridged...

524869, 252321, 252358, 528 38, C08K 322

Patent

active

056124104

ABSTRACT:
This present invention relates to a silicone foam control composition that is able to inhibit foaming only during the rinse stage without impairing a strong foaming action during the wash stage. The silicone foam control composition comprises 80 to 99 weight % of an organopolysiloxane containing amino-functional or carboxyl-functional organic groups and silica with a specific surface area of at least 50 m.sup.2 /g.

REFERENCES:
patent: 3355424 (1967-11-01), Brown
patent: 3890269 (1975-06-01), Martin
patent: 4514319 (1985-04-01), Kulkarni et al.
patent: 4584125 (1986-04-01), Griswold et al.
patent: 4637890 (1987-01-01), Crabtree et al.
patent: 4983316 (1991-01-01), Starch
patent: 5045225 (1991-09-01), Aronson et al.

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