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Fiber-reinforced plastic molded article, its production method and a molding mold using that method

  • US 6,863,973 B2
  • Filed: 10/15/2001
  • Issued: 03/08/2005
  • Est. Priority Date: 04/12/2001
  • Status: Expired due to Fees
First Claim
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1. A fiber-reinforced plastic molded article including a surface layer (A) containing a polymer material, an intermediate layer (B), and a fiber-reinforced plastic layer (C), wherein(1) said intermediate layer (B) is composed of a cured product of an intermediate layer composition comprising a curable resin composition including a polymerizable unsaturated monomer and a polymerization curable unsaturated resin, a filler, and a thixotropic agent, (2) said curable resin composition is able to form a casting plate having a tensile elongation percentage of 3 to 50% and a Barcol hardness (B value) of 50 or more by its curing, (3) the content of said filler is 30 to 150 parts by weight relative to 100 parts by weight of the curable resin composition, and said filler contains a hollow filler having a mean particle size of 5 to 200 μ

  • m, and (4) the content of said thixotropic agent is 1 to 4 parts by weight relative to 100 parts by weight of the curable resin composition.

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