Internal release agents, active hydrogen containing mixtures which contain such agents and the use thereof in a process for the production of molded products
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United States of America Patent
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Aug 11, 1992
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N/A
app pub date -
Feb 25, 1991
filing date -
Feb 25, 1991
priority date (Note) -
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Abstract
The present invention is directed to a novel internal mold release agent for use in a polyurethane(urea) RIM process. The release agent broadly consists of the transesterification product of a fatty acid and a lower alkyl acetoacetate.
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