Anti-fouling paint compositions
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United States of America Patent
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Aug 2, 1988
Grant Date -
N/A
app pub date -
Oct 7, 1986
filing date -
Oct 9, 1985
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A paint composition comprising a film-forming polymer, and at least one sparingly soluble metalliferous pigment, and wherein said polymer comprises (A) from 20 to 45 wt. % of monomer units of at least one triorganotin salt of an olefinically unsaturated carboxylic acid; (B) from 5 to 35 wt. % of at least one comonomer selected from the group consisting of VP (vinylpyrrolidone), VPi (vinylpiperidone) and VC (vinylcaprolactam), and wherein the total of A+B amounts to from about 40 to about 70 wt. % of the polymer composition; and (C) the balance of said polymer being monomer units of at least one C.sub.1 -C.sub.4 alkyl methacrylate, styrene and mixtures of said methacrylate and styrene.
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