Patent · US Expired

Method of coating conductors with solutions of polyvinyl acetals

US4150190A · kind A · utility

2Cited by
7References
59Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 26, 1977
Grant dateApr 17, 1979
Priority date
Expiry dateOct 26, 1997

Classification

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

Abstract

A method of coating conductors with polyvinyl formal dissolved in a solvent comprising certain monoalkyl ethers of diethylene glycol and triethylene glycol or the monophenyl ether of ethylene glycol, diethylene glycol, triethylene glycol, tetraethylene glycol or propylene glycol. In some cases it is necessary to have a diluent such as an aromatic hydrocarbon present.

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