Title:
EPOXY RESIN COMPOSITION, PREPREG AND FIBER-REINFORCED COMPOSITE MATERIAL
Document Type and Number:
WIPO Patent Application WO/2021/177089
Kind Code:
A1
Abstract:
The present invention addresses the problem of providing an epoxy resin composition having an excellent elastic modulus, strength, and tackiness and a prepreg and a fiber-reinforced composite material that use the epoxy resin composition. The present invention is an epoxy resin composition including the following components [A]-[C], wherein the epoxy resin composition includes 20-40 mass% (inclusive) of an isocyanurate epoxy resin as component [A-1] among 100 mass% of component [A]. [A]: epoxy resin, [B]: dicyandiamide, [C]: polysulfone having a weight average molecular weight of 15,000-25,000 (inclusive)
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Inventors:
FURUKAWA KOJI (JP)
SANO KENTARO (JP)
KAMAE TOSHIYA (JP)
KAWASAKI JUNKO (JP)
SANO KENTARO (JP)
KAMAE TOSHIYA (JP)
KAWASAKI JUNKO (JP)
Application Number:
PCT/JP2021/006743
Publication Date:
September 10, 2021
Filing Date:
February 24, 2021
Export Citation:
Assignee:
TORAY INDUSTRIES (JP)
International Classes:
C08G59/40; C08J5/24; C08L63/00; C08L81/06
Domestic Patent References:
| WO2019181402A1 | 2019-09-26 | |||
| WO2016067736A1 | 2016-05-06 | |||
| WO2016148175A1 | 2016-09-22 | |||
| WO2009107697A1 | 2009-09-03 |
Foreign References:
| JP2013166917A | 2013-08-29 | |||
| JP2016132709A | 2016-07-25 | |||
| CN105949617A | 2016-09-21 |
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