Patent ID: 6368438
Filing Date: 2002-04-09
Classification: B60R,B62D,C08J,Y10S,Y10T

Abstract:
A method of forming an expandable sealant and baffle body comprising the steps of:(a) providing a quantity of a pre-mix, said pre-mix being formed by a process comprising the steps of mixing a first thermoplastic resin and an epoxy resin to form a mixture and heating said mixture to a temperature of at least about 175Â° F. to form said pre-mix; (b) mixing a compound with said pre-mix to form an intermediate mixture, said compound being selected from the group consisting of pigments, reinforcers, and mixtures thereof; and (c) mixing an ingredient and a blowing agent with said intermediate mixture, said ingredient being selected from the group consisting of curing agents, catalysts, and mixtures thereof.