Process for preparing a heat resistant soft composite

Details Process for preparing a heat resistant soft composite Process for preparing a heat resistant soft composite

1983-09-19

1984-12-04

Poer, James

Compositions: ceramic

Ceramic compositions

Aluminum compound containing

501154, 106DIG3, C04B 3516

Patent

active

044865465

ABSTRACT:
A process for preparing a heat resistant soft composite which comprises hot-pressing a mixture comprising talc powder and mica powder as major components and a bonding material composed of normal boric acid, boric acid anhydride and zinc oxide, at a temperature of from 160.degree. to 200.degree. C. under pressure of from 50 to 100 kg/cm.sup.2 to form a composite, and subjecting the composite to heat treatment at a temperature of from 450.degree. to 500.degree. C.

REFERENCES:
patent: 4412010 (1983-10-01), Ishii et al.
patent: 4436831 (1984-03-01), Nishizako et al.

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