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US 4,117,361 AGranted
Solventless impregnating composition
AssigneeWestinghouse Electric Corp.
InventorsJames D. B. Smith, Robert N. Kauffman
Life of this patent
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Abstract
A solventless impregnating composition is disclosed which is made by forming a mixture of a liquid diepoxide and about 10 to about 80 phr of a diglycidyl ether of a glycol. To this mixture is added a titanate catalyst in an amount sufficient to cure the composition.
Claims25
A solventless impregnating composition made by
- 1. forming a mixture of a liquid diepoxide and about 10 to about 80 phr of the diglycidyl ether of a glycol,
- 2. adding to said mixture in an amount sufficient to effect its cure a catalyst consisting essentially of a compound having the general formula ##STR3## where each R group is independently selected from the group consisting of alkyl from C.sub.1 to C.sub.10, aliphatic, aryl, alkylaryl, cyclic, and heterocyclic.
Dependencies are inferred from the claim text.