Aqueous insulating varnishes

Details Aqueous insulating varnishes Aqueous insulating varnishes

1974-08-16

1977-02-15

Ziegler, J.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

260 292E, 260 78TF, 260857PA, 260857PE, 428375, 428423, 428457, B32B 1508, C08L 7908

Patent

active

040081958

ABSTRACT:
An aqueous insulating varnish which comprises an aqueous medium containing dissolved therein a resin containing ester groups, imide groups and free carboxyl groups in the resin molecule, with a volatile base selected from the group consisting of ammonia and a volatile organic amine to render the resin soluble, the resin comprising the reaction product of
A. a carboxyl group containing polyol (containing ester groups in the molecule) comprising the reaction product of

REFERENCES:
patent: 3223666 (1965-12-01), Bolton
patent: 3528937 (1968-02-01), Reynolds et al.
patent: 3573132 (1971-03-01), Ducloux et al.
patent: 3634304 (1972-01-01), Suzuki et al.

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