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US 5,872,195 AGranted
Curable coating compositions containing carbamate additive
AssigneeBASF SE
InventorsMarvin L. Green, John W. Rehfuss
Life of this patent
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Abstract
Curable coating compositions are described comprising (a) a polymer resin comprising active hydrogen-containing functional groups, (b) a curing agent having groups that are reactive with said functional groups on (a), and (c) a compound comprising at least one carbamate group that is the reaction product of: (1) a hydroxyl group that is the result of a ring-opening reaction between an epoxy group and an organic acid group, and (2) cyanic acid or a compound comprising a carbamate group.
Claims24
A curable coating composition comprising
- (a) a polymer resin comprising active hydrogen-containing functional groups,
- (b) a curing agent having groups that are reactive with said functional groups on (a), and
- (c) a compound comprising at least one carbamate group that is the reaction product of:
- 1) a hydroxyl group that is the result of a ring-opening reaction between an epoxy group and an organic acid group, and
- (2) cyanic acid or a carbamate group.
2 more elements
Dependencies are inferred from the claim text.