C - Chemistry – Metallurgy – 09 – D
Patent
C - Chemistry, Metallurgy
09
D
C09D 175/14 (2006.01) B05D 3/06 (2006.01) C08F 2/50 (2006.01) C08F 299/06 (2006.01) C09D 4/00 (2006.01) C09D 135/00 (2006.01)
Patent
CA 2107354
2107354 9217536 PCTABS00016 Described is a preferred UV curable coating composition comprising (exclusive of any solvent present): (a) about 5% to 90% by weight of an acrylated aliphatic urethane having a molecular weight of about 500 to 2000 and formed by the reaction of a multifunctional acrylate with a molecular weight of about 190 to 500 and containing at least three polymerizable unsaturated groups per molecule, with an aliphatic urethane based on a polymer of allyl carbomonocycle diisocyanate with alkanepolyol polyacrylates; (b) about 5% to 30% by weight of a multifunctional acrylate having a molecular weight of about 170 to 1000 and containing at least two polymerizable unsaturated groups per molecule; and (c) a photopolymerization initiator and/or sensitizer. Also described are preferred processes and coated articles involving the preferred coating compositions.
Red Spot Paint & Varnish Co. Inc.
Smart & Biggar
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