Method of manufacturing a release sheet for use with multicomponent reactive urethane systems
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United States of America Patent
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-
Mar 1, 2005
Grant Date -
Jun 20, 2002
app pub date -
Oct 31, 2001
filing date -
Jul 8, 1998
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A flexible composite release sheet providing a replicative surface with a desired surface effect and a method of manufacturing such a release sheet is disclosed. The release sheet is suitable for use in multicomponent reactive urethane casting systems. The invention further provides flexible composite release sheets having a first acrylic functional coating layer containing the desired surface effect and a second silicone release coating layer overlying the acrylic functional coating layer.
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