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Treatment for Removal of Mold Release Agent From Reaction Injection Molding Plastics

IP.com Disclosure Number: IPCOM000020296D
Publication Date: 2003-Nov-11

Publishing Venue

The IP.com Prior Art Database

Abstract

A combination of a phosphoric acid based cleaner with a modified lignosulfonate such as modified sodium lignosulfonate has been found to provide improved cleaning of mold release agents such as zinc stearate from Reaction Injection Molding plastic parts.