Composite tooling material having vinyl ester resins and fillers
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United States of America Patent
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Nov 25, 1997
Grant Date -
N/A
app pub date -
Sep 13, 1996
filing date -
Sep 13, 1996
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A vinyl ester resin/filler composite is disclosed which has a glass transition temperature of at least 315.degree. C. when cured. One version of the composite includes tabular alumina as a filler. Another version of the composite includes a powdered base nickel alloy as a filler. The composite is especially advantageous when used to build tools for use in plastic molding machines and processes.
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