Preimpregnated reinforcements and high strength composites there

Details Preimpregnated reinforcements and high strength composites there Preimpregnated reinforcements and high strength composites there

1983-05-20

1985-05-14

Griffin, Ronald W.

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

Synthetic resins

Processes of preparing a desired or intentional composition...

523445, 523457, 523459, 523468, 428413, 528124, C08K 702, C08K 710, C08K 714, C08L 6300

Patent

active

045173214

ABSTRACT:
The tensile properties and compressive strength of composites comprising epoxy resins and structural fibers are improved by the inclusion of a novel class of polynuclear aromatic diamine hardners exemplified by 4,4'-bis-(4-aminophenoxy) diphenyl sulfone and its analogs.

REFERENCES:
patent: 3530087 (1970-09-01), Hayes et al.
patent: 3676200 (1972-07-01), Rembold et al.
patent: 3784433 (1974-01-01), Garnish et al.
patent: 3810785 (1974-05-01), Dominic et al.
patent: 3950451 (1976-04-01), Suzuki et al.
patent: 4385154 (1983-05-01), Cassat et al.
patent: 4397999 (1983-08-01), Ahne et al.
Handbook of Composites, Edited by George Lubin, pp. 452-455.

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