Resorcinol-based epoxy resins

Details Resorcinol-based epoxy resins Resorcinol-based epoxy resins

1993-01-15

1994-04-05

Krass, Frederick

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

Synthetic resins

From phenol, phenol ether, or inorganic phenolate

528 87, 528 91, 528 93, 528 94, 528 98, 528109, 528124, 549556, C07D30312, C07D30334

Patent

active

053006186

ABSTRACT:
A curable resorcinol-based epoxy resin is disclosed having the general structural formula (I) ##STR1## wherein at least one of R.sub.1, R.sub.2, or R.sub.3 is selected from the group consisting of (a) the general structural formula (II) ##STR2## wherein R.sub.4 is selected from the group consisting of hydrogen and an alkyl group having 1 to about 4 carbon atoms, and (b) an allyl group.

REFERENCES:
patent: 2467171 (1944-04-01), Werner et al.
patent: 2892849 (1959-06-01), St. Clair
patent: 3291837 (1966-12-01), Goldberg et al.
patent: 4656207 (1987-04-01), Jabloner et al.
patent: 4916202 (1990-04-01), Butler et al.
Chemical Abstract 107(20):176973m, "Development of Heat Resistant Epoxy Resins".
Chemical Abstract 104(18):1500486, "Epoxy Resin Compositions for Carbon Fiber Reinforcement".
"Epoxy Resins from Resorcinol--Acetone Condensation Products", Industrial and Engineering Chemistry, vol. 52, No. 4, Apr. 1960 pp. 324-325.

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