Curable epoxy resin compositions

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From phenol – phenol ether – or inorganic phenolate

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Details

525523, 528120, C08G 5944

Patent

active

045215839

ABSTRACT:
Curable compositions comprising substituted bisurea catalyzed epoxide prepolymers alone, or with aromatic polyamine curing agents, alone, or in further combination with reinforcements, e.g., graphite fibers, and optionally modified with second resins are disclosed. The cured resin fiber matrix compositions exhibit high toughness combined with excellent hot/wet strength.

REFERENCES:
patent: 3386956 (1968-06-01), Nawakowski et al.
patent: 3407175 (1968-10-01), Presley et al.
patent: 4436890 (1984-03-01), Kaufman

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