Patent Number: 6,309,751

Title: Substrate coated with powdered non-crystalline and crystalline epoxy resins

Abstract: To a substrate such as brass is applied a powder coating comprising a) at least one non-crystalline epoxy resin, b) at least one crystalline epoxy resin such as tetramethylbisphenol diglycidyl ether in an amount sufficient to reduce or eliminate bubble entrapment within the cured coating when cured at a temperature of below about F. (about C.), and c) a curing agent such as dicyandiamide.

Inventors: Ruth; William G. (Morgantown, PA), Greth; Stacy L. (Reading, PA), Seelig; Carryll A. (Reading, PA), Schreffler; Dean A. (Hamburg, PA)

Assignee: Rohm and Haas Company

International Classification: C08G 59/22 (20060101); C08G 59/00 (20060101); B32B 015/08 (); C08L 063/02 ()

Expiration Date: 10/30/2018