Chemistry of carbon compounds – Miscellaneous organic carbon compounds
Patent
1976-06-10
1979-01-02
Ziegler, J.
Chemistry of carbon compounds
Miscellaneous organic carbon compounds
260 312R, 260 336EP, 260 338EP, C08K 507
Patent
active
041326970
ABSTRACT:
A stable diaryl dianhydride-epoxy resin solution for preparing handleable, formable resin-impregnated reinforcing material and fully cured laminates. A non-viscous solution of 3,4,3',4'-benzophenone tetracarboxylic dianhydride and the reaction product of epichlorohydrin and bisphenol A is obtained in acetone.
REFERENCES:
patent: 3996185 (1976-12-01), Barie et al.
Barie, Jr. Walter P.
Franke Norman W.
Gulf Research & Development Company
Ziegler J.
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