Laminated ceramic structure

US4719151A · kind A · utility

Assignee

• Corning Glass Works · US

Inventors

• Kenneth Chyung · Corning, US
• Reid F. Cooper · Madison, US
• Kishor Purushottam Gadkaree · Big Flats, US
• Ronald Leroy Stewart · Elmira, US
• Mark P. Taylor · Corning, US

Key dates

• Filing date: May 9, 1986
• Grant date: Jan 12, 1988
• Expiry date: May 9, 2006

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10S428/911
• WIPO field: Materials, metallurgy
• WIPO sector: Chemistry

Abstract

There is disclosed a laminated ceramic structure including a facing member and a backing member, the two members being bonded together either directly or through an intermediate layer, the facing member being formed from a very hard ceramic such as a carbide having a KHN.sub.100 value in excess of 1000 kg/mm.sup.2, the backing member being a glass or glass-ceramic matrix having an enhanced capability or absorbing impact energy, preferably being fiber reinforced and having an energy absorbing capacity in excess of 10 KJ/m.sup.2.