Title:
CURABLE COMPOSITION AND FIBER REINFORCED COMPOSITE MATERIAL
Document Type and Number:
WIPO Patent Application WO/2019/163577
Kind Code:
A1
Abstract:
The present invention is a curable composition which comprises an urethane modified epoxy resin (A) as an essential component of a main agent and an acid anhydride (B) as an essential component of a curing agent, and is characterized in that the urethane modified epoxy resin (A) is a reaction product having, as essential reaction feeds, a polyisocyanate compound (a1), a polyester polyol (a2), and a hydroxyl group-containing epoxy resin (a3). This curable composition can form a cured product having excellent fracture toughness and tensile strength.
Inventors:
KOBAYASHI ATSUKO (JP)
MATSUI SHIGEKI (JP)
KIMURA MAKOTO (JP)
MATSUI SHIGEKI (JP)
KIMURA MAKOTO (JP)
Application Number:
PCT/JP2019/004795
Publication Date:
August 29, 2019
Filing Date:
February 12, 2019
Export Citation:
Assignee:
DAINIPPON INK & CHEMICALS (JP)
International Classes:
C08G59/20; C08G18/42; C08G18/58; C08G59/14; C08G59/42; C08J5/24
Domestic Patent References:
| WO2009051209A1 | 2009-04-23 |
Foreign References:
| JP2011105916A | 2011-06-02 | |||
| JPS58191723A | 1983-11-09 | |||
| JP2015086374A | 2015-05-07 |
Attorney, Agent or Firm:
OGAWA Shinji (JP)
Download PDF: