Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From phenol – phenol ether – or inorganic phenolate
Patent
1991-02-27
1992-06-09
Kight, III, John
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
From phenol, phenol ether, or inorganic phenolate
528129, 528160, 528162, C08G 5900
Patent
active
051208172
ABSTRACT:
An epoxy resin composition comprises an vicinal polyepoxide and a Mannich condensation reaction product curing agent. The curing agent is the Mannich condensation reaction product of a phenol, formaldehyde and a polyoxyethylenediamine of the formula:
REFERENCES:
patent: 3236895 (1966-02-01), Lee et al.
patent: 3734965 (1973-05-01), Becker
patent: 4006089 (1977-02-01), Chibnik
Lin Jiang-Jen
Speranza George P.
Waddill Harold G.
Jones Richard Lee
Kight III John
Morgan Richard A.
Park Jack H.
Priem Kenneth R.
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