Title:
SIZING AGENT FOR REINFORCING FIBER AND APPLICATION THEREFOR
Document Type and Number:
WIPO Patent Application WO/2015/045618
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide: a sizing agent capable of applying, to reinforcing fiber, properties of excellent adhesion to matrix resin, said sizing agent being capable of suppressing fluff generation and hardening over time of reinforcing fiber strands and also having excellent long-term storage stability; and reinforcing fiber strands and a fiber reinforced composite material that use same. This sizing agent for reinforcing fiber contains an epoxy resin (A), an unsaturated polyester (B) having an acid value of less than 5, and a fatty acid ester (C). The aforementioned problems can be solved by using this sizing agent for reinforcing fiber.
Inventors:
HASHIMOTO YOSHIO (JP)
NAKAGAWA MIKIO (JP)
NAKAGAWA MIKIO (JP)
Application Number:
PCT/JP2014/070302
Publication Date:
April 02, 2015
Filing Date:
August 01, 2014
Export Citation:
Assignee:
MATSUMOTO YUSHI SEIYAKU KK (JP)
International Classes:
D06M15/55; C08K5/101; C08L63/00; C08L67/06; D06M13/224; D06M15/51
Foreign References:
| JPS63315671A | 1988-12-23 | |||
| JPS6392780A | 1988-04-23 | |||
| JPH07197381A | 1995-08-01 | |||
| JPH08120069A | 1996-05-14 | |||
| JPH07505658A | 1995-06-22 |
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