Curing agents

Details Curing agents Curing agents

1981-10-26

1983-07-05

Nielsen, Earl A.

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

Synthetic resins

From phenol, phenol ether, or inorganic phenolate

428418, 528115, 528365, 427386, C08G 5942

Patent

active

043919650

ABSTRACT:
A modified polycarboxylic acid polyanhydride curing agent suitable for curing epoxy resins which is prepared by reacting a polycarboxylic acid anhydride with a monohydroxy compound ROH; and coating compositions, comprising the modified curing agent and a solution of an epoxy resin to be cured, which have improved storage stability.

REFERENCES:
patent: 3183248 (1965-05-01), Hirsch et al.
patent: 3555111 (1971-01-01), Benham
patent: 4101518 (1978-07-01), Takamori et al.
patent: 4208488 (1980-06-01), Kraft et al.
patent: 4226755 (1980-10-01), Knecht

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