THERMOSETTING RESIN COMPOSITION - YOKOHAMA RUBBER CO LTD

Title:

THERMOSETTING RESIN COMPOSITION

Document Type and Number:

Japanese Patent JPS6333472

Kind Code:

A

Abstract:

PURPOSE: The titled composition, obtained by blending a resin consisting of a cyanic acid ester component and bismaleimide component with a specific amount of a liquid epoxy resin, etc., having improved heat and impact resistance, etc., suitable for impregnating high-elongation and medium-modulus carbon fibers and useful as aircraft materials, etc.

CONSTITUTION: A composition obtained by blending (A) 98W50wt% resin constituted of a cyanic acid ester component and bismaleimide component with (B) 2W50wt% liquid epoxy resin having preferably ≤500 molecular weight and ≤300 epoxy equivalent and (C) 2W50wt% two or more thermoplastic resins and/or rubbers. Resins compatible with the component (A), e.g. saturated polyester, polyurethane, etc., are used as the component (C) and butadiene-nitrile rubber (particularly preferred), acrylic rubber, are used as the rubbers.

Inventors:

NICHIZA MISAO
YAMAZAKI HAJIME
MATSUMOTO TAKESHI
SOMEYA YOSHIAKI

Application Number:

JP17576786A

Publication Date:

February 13, 1988

Filing Date:

July 28, 1986

Export Citation:

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Assignee:

YOKOHAMA RUBBER CO LTD

International Classes:

C08J3/20; C08G59/00; C08G59/18; C08J5/24; C08L21/00; C08L63/00; C08L79/04; C08L101/00; (IPC1-7): C08G59/18; C08J3/20; C08J5/24; C08L21/00; C08L63/00; C08L79/04; C08L101/00

Domestic Patent References:

JPS57165451A	1982-10-12
JPS60192779A	1985-10-01
JPS5867751A	1983-04-22
JPS56157425A	1981-12-04
JPS56157452A	1981-12-04
JPS56157424A	1981-12-04
JPS56141310A	1981-11-05
JPS56157454A	1981-12-04
JPS57121050A	1982-07-28

Attorney, Agent or Firm:

Shinichi Ogawa

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