Patent · US Expired

Metal coated ceramic composition

US4917958A · kind A · utility

25Cited by
4References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 12, 1988
Grant dateApr 17, 1990
Priority date
Expiry dateFeb 12, 2008

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31678
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

This invention provides a glass composition for joining ceramic articles to ceramic or metallic articles, the composition comprising: PA1 (i) about 100 parts by weight of at least one of TiN, TiB.sub.2, AlN, AlB.sub.2, BN, B.sub.4 C, SiC and Si.sub.3 N.sub.4 powders, PA1 (ii) about 20 to about 1600 parts by weight of SiO.sub.2 powder, PA1 (iii) about 1 to about 600 parts by weight of B.sub.2 O.sub.3 powder, and PA1 (iv) about 1 to about 1600 parts by weight of at least one of powders of (R.sup.1).sub.2 O wherein R.sup.1 is Na, K or Li, (R.sup.2)O wherein R.sup.2 is Mg, Ca, Ba, Zn, Pb or Cd, (R.sup.3)O.sub.2 wherein R.sup.3 is Ti, Zr or Mn, and (R.sup.4).sub.2 O.sub.3 wherein R.sup.4 is Al or Bi.

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