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Patent Searching and Data


Title:
PREPREG AND FIBER-REINFORCED COMPOSITE MATERIAL
Document Type and Number:
WIPO Patent Application WO/2019/181402
Kind Code:
A1
Abstract:
An object of the present invention is to provide a prepreg excellent in tackiness, resin strength after curing and non-fiber-direction strength, and a fiber-reinforced composite material using the prepreg. The present invention provides a prepreg comprising a reinforcing fiber and a resin composition, wherein the resin composition includes the following components [A] to [C], and the viscosity of the resin composition at 25°C is 1000 Pa·s or more. [A]: an epoxy resin, [B]: dicyandiamide, and [C]: a compound having a melting point of 130°C or lower and a difference in solubility parameter with [B] of 8 or less.

Inventors:
FURUKAWA KOJI (JP)
KAWASAKI JUNKO (JP)
YOSHIZAKI SOICHI (JP)
SANO KENTARO (JP)
KAMAE TOSHIYA (JP)
Application Number:
PCT/JP2019/007549
Publication Date:
September 26, 2019
Filing Date:
February 27, 2019
Export Citation:
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Assignee:
TORAY INDUSTRIES (JP)
International Classes:
C08J5/24
Foreign References:
JPH11302412A1999-11-02
JP2017226745A2017-12-28
JP2007537331A2007-12-20
JP2007297487A2007-11-15
JP2014122312A2014-07-03
JP2017020004A2017-01-26
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