Patent · US Expired

Solventless impregnating composition

US4117361A · kind A · utility

21Cited by
2References
25Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 10, 1975
Grant dateSep 26, 1978
Priority date
Expiry dateJan 10, 1995

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31525
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

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.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.