Epoxy resin composition and fiber reinforced composite...

Details Epoxy resin composition and fiber reinforced composite... Epoxy resin composition and fiber reinforced composite...

2007-06-12

2007-06-12

Sellers, Robert (Department: 1712)

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

C428S297400, C525S486000, C525S526000

Reexamination Certificate

active

11016742

ABSTRACT:
A composition useful as a matrix for fiber-reinforced composites possesses a viscosity at 25° C. of no more than 1000 mPa·s and provides a cured product displaying a breaking elongation of at least 5%. The composition comprises (A) at least one of a bisphenol epoxy resin (A1) and a phenol novolak epoxy resin (A2), a polyvalent epoxy resin formed from a mononuclear aromatic backbone (B), an aromatic amine curing agent (C), and a rubber (D).

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