Patent · US Expired

Thermosetting polyarylquinoxaline resins and their use, particularly in enameling varnishes

US4304898A · kind A · utility

2Cited by
6References
26Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 18, 1980
Grant dateDec 8, 1981
Priority date
Expiry dateJan 18, 2000

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31688
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

Enameling varnishes are made from particular polyarylquinoxaline resins; these resins comprise, in addition to arylquinoxaline groups, biphenylene or biquinoxalylene groups and their inherent viscosity at 30.degree. C. and 0.5 g/dl concentration in m-cresol is from 0.5 to 1.3 dl/g.

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