High temperature resistant molding materials

US4918116A · kind A · utility

Assignee

• Rutgerswerke Aktiengesellschaft · DE

Inventors

• Arno Gardziella · Witten, DE
• Karl-Heinz Schwieger · Iserlohn, DE
• Peter Adolphs · Fröndenberg/Ruhr, DE
• Josef Suren · Haaren, DE

Key dates

• Filing date: Feb 17, 1989
• Grant date: Apr 17, 1990
• Expiry date: Feb 17, 2009

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C04B35/013
• WIPO field: Machine tools
• WIPO sector: Mechanical engineering

Abstract

Improved high temperature resistant molding materials containing customary filler materials and additives and a carbon forming bonding agent which is a phenol novolac with a molar ratio of phenol to formaldehyde of 1 to 0.2 to 1 to 0.35 of high quality and free of solvents useful as refractory products, carbon materials, abrasive wheels, friction lining and the like.