Patent · US Expired

Copper base metal termination for multilayer ceramic capacitors

US4517155A · kind A · utility

26Cited by
7References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 3, 1984
Grant dateMay 14, 1985
Priority date
Expiry dateMay 3, 2004

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC04B41/88
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

Copper end terminations of excellent electrical and mechanical properties are provided on multielectrode ceramic capacitors by applying copper, glass frit metallizations to the ends of a ceramic capacitor and firing the applied metallization in an atmosphere of nitrogen which contains a controlled partial pressure of oxygen.

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