Patent · US Expired

Dielectric ceramic of barium titanate, lithium oxide and zinc fluoride, a capacitor and a process

US4475144A · kind A · utility

6Cited by
8References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 27, 1983
Grant dateOct 2, 1984
Priority date
Expiry dateJan 27, 2003

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01G4/1227
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

The present invention provides a dielectric ceramic composition having excellent electric properties and able to be sintered at a temperature between 750.degree. and 1000.degree. C. According to the invention, said composition comprises from 90 to 98% by weight of barium titanate, from 0.5 to 2.5% by weight of lithium oxide and 1.5 to 8% by weight of zinc fluoride.

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