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US 10,487,232 B2Granted
Stain resistant, soft touch coating compositions and coatings formed therefrom
AssigneePPG Industries Ohio, Inc.
InventorsGereme Thomas Hensel, Renlong Gao, Irina G. Schwendeman, Gobinda Saha, Jiping Shao, Courtney Richman
Life of this patent
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Abstract
A stain resistant, soft touch coating composition can include: (a) a fluoropolymer comprising at least one reactive functional group; (b) a polyester polyol; and (c) a crosslinker reactive with (a) and (b). The polyester polyol can include a reaction product obtained from a mixture of reactants including: an aliphatic diol; a polyol having 3 or more hydroxyl groups; and a cyclic polycarboxylic acid, or an anhydride or ester thereof.
Claims20
A coating composition comprising:
- (a) a fluoropolymer comprising at least one reactive functional group;
- (b) a polyester polyol comprising a reaction product prepared from a mixture of reactants comprising:
- (i) an aliphatic diol;
- (ii) a polyol comprising 3 or more hydroxyl groups;
- and
- (iii) a cyclic polycarboxylic acid, or an anhydride or ester thereof;
- and
- (c) a crosslinker reactive with (a) and (b),
- wherein the polyol comprising 3 or more hydroxyl groups comprises at least 20 weight % of the mixture of reactants used to prepare the polyester polyol based on the total weight of the reactants.
6 more elements
Dependencies are inferred from the claim text.