Patent ID: 9186852
Filing Date: 2015-11-17
Classification: B29B,B29C,B29L,B32B,C08J

Abstract:
1. A method of making a fiber-containing prepreg, the method comprising: drawing unsized fibers from a batch of molten glass; applying a sizing composition to the unsized fibers to form a plurality of sized fibers, wherein: weaving the plurality of sized fibers into a fabric; melting a reactive resin composition to form a melted reactive resin composition, wherein the reactive resin composition comprises caprolactam, wherein: applying the melted reactive resin composition to the fabric; heating the fabric and the melted reactive resin composition to a polymerization temperature, wherein the caprolactam polymerizes to form a fiber-resin amalgam comprising a polyamide; and forming the fiber-resin amalgam into the fiber-containing prepreg.