Sheet moulding compound (SMC) with ventilating structure for entrapped gases
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United States of America Patent
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-
Feb 20, 2007
Grant Date -
Nov 27, 2003
app pub date -
Apr 3, 2003
filing date -
Oct 3, 2000
priority date (Note) -
In Force
status (Latency Note)
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Abstract
Moulding material comprising a core layer, a reinforcement layer provided on each surface of said core layer, and a layer of a surfacing material provided on a reinforcement layer. The core layer comprises a core resin material and a filler material. The reinforcement layer comprises a fibrous reinforcement material and a reinforcement resin material. The reinforcement layer further comprises a conduit to allow gases to pass out of the moulding material via the reinforcement layer during processing of the moulding material whereby the conduit structure is formed by said reinforcement material.
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