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US 4,931,522 AGranted
Copolymers of polyalkylene glycol acrylate and a salt of a quarternized acrylate
OwnerRobert Catenainventor
Life of this patent
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Abstract
A copolymer reaction product of a salt of a quaternary acrylate and a polyalkylene glycol acrylate. The copolymer is useful as an anti-static agent in anti-static varnish compositions for packaging gravure printing.
Claims12
A copolymer of a polyalkylene glycol acrylate and a salt of a quaternized acrylate having the formula, wherein said formula is representative of the repeating structure of entire said copolymer:
- ##STR6## wherein:
- n=5-20;
- x=6-13;
- y=20-30, wherein x/y represents the ratio of the amount of polyalkylene glycol acrylate to the amount of the salt of quaternized acrylate;
- R=an alkylene group of 1 to 5 carbon atoms;
- R'=hydrogen or an alkyl group of 1 to 5 carbon atoms;
- R"=an alkylene group of 1 to 5 carbon atoms;
- R"'=hydrogen or an alkyl group of 1 to 5 carbon atoms;
- and
- M.sup.- =an chloride ion.
7 more elements
Dependencies are inferred from the claim text.