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US 12,479,939 B2Granted
Release agent and method of producing resin product
AssigneeHarima Chemicals, Inc.
InventorsYoko Matsunaga, Takumi Miyazaki
Life of this patent
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Abstract
A release agent contains a polymer of a polymerizable component containing a (meth)acrylate having a long-chain alkyl group with carbon atoms of 12 to 22 and an acid group-containing ethylenic unsaturated bond-containing monomer, wherein an acid group is neutralized by ammonia and/or amines.
Claims17
A release agent comprising:
- a polymer of a polymerizable component containing a (meth)acrylate having a long-chain alkyl group with carbon atoms of 12 to 22 and an acid group-containing ethylenic unsaturated bond-containing monomer, wherein the acid group is neutralized by ammonia and/or amines, and
- wherein the polymer has a glass transition temperature of 25° C. or more.
A release agent comprising:
- a polymer of a polymerizable component containing a (meth)acrylate having a long-chain alkyl group with carbon atoms of 12 to 22 and an acid group-containing ethylenic unsaturated bond-containing monomer,
- wherein the acid group is neutralized by ammonia and/or
- amines, and
- wherein the polymer has a weight-average molecular weight of 3,000 or more and 220,000 or less.
1 more element
Dependencies are inferred from the claim text.