Patent Number: 6,617,395

Title: Low VOC low tack gel coat resin

Abstract: A low tack, low VOC gel coat is disclosed comprising a unsaturated polyester resin derived from maleic anhydride and up to about 30% of an organic solvent. The resin is characterized by: a viscosity of less than or equal to about 1750 cp at 70% NVM in styrene; a glass transition temperature greater than or equal to about 11.degree. C.; and a weight average molecular weight less than or equal to about 6,050. A process for making such a gel coat is also disclosed.

Inventors: Zhao; Ming Yang (Kansas City, MO), Crump; L. Scott (Gladstone, MO), Hsu; Chih-Pin (Kansas City, MO), Pezron; Erwoan (Prairie Village, KS)

Assignee: Cook Composites & Polymers Co.

International Classification: C09D 167/06 (20060101); C09D 167/04 ()

Expiration Date: 09/09/2020