FIBER-REINFORCED COMPOSITE MATERIAL
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United States of America Patent
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Issued Date -
Aug 9, 2012
app pub date -
Sep 27, 2010
filing date -
Sep 28, 2009
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Abandoned
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Abstract
A prepreg comprising an epoxy resin (A), a boron chloride-amine complex (B) and a fiber base material (C) is used. Preferably, the molar ratio of boron in the boron chloride-amine complex (B) is 4-7 mol % with respect to the number of moles of epoxy groups in the epoxy resin (A), and the epoxy resin (A) includes a bifunctional epoxy resin with an oxazolidone ring structure, a bisphenol-type epoxy resin and a phenol-novolac-type epoxy resin.
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