Prepreg of reinforcing fibers, epoxy resins, crosslinked rubber

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Processes of preparing a desired or intentional composition...

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Details

4282974, 523404, 523407, 523201, 525 65, 525113, B32B 2704, C08K 702, C08L 6302, C08L 6304

Patent

active

060638397

ABSTRACT:
Disclosed are epoxy resin compositions for fiber-reinforced composite materials, comprising an epoxy resin containing 70 parts by weight or more, per 100 parts by weight of the epoxy resin, of a bi-functional epoxy resin, fine particles comprising a rubber phase and substantially insoluble in epoxy resins and a curing agent. Also disclosed are prepregs and fiber-reinforced composite materials comprising the composition.

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