Foam inhibitors for polymer dispersions
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United States of America Patent
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-
Jan 1, 1991
Grant Date -
N/A
app pub date -
Dec 21, 1987
filing date -
Dec 22, 1986
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Compounds corresponding to the following formula R.sub.1 --(CH.sub.2).sub.m --O--(CH.sub.2 CH.sub.2).sub.n --R.sub.2 in which R.sub.1 is the phenyl radical or a phenyl radical which is substituted by linear or branched alkyl radicals containing a total of from 1 to 18 carbon atoms, R.sub.2 is a C.sub.4 -C.sub.8 alkyl radical, m=0 or 1 and n=3 to 30, are used as dispersants with foam-inhibiting properties in aqueous polymer dispersions and latices.
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