Patent ID: 6345437
Filing Date: 2002-02-12
Classification: C04B,H01L,H05K,Y10T

Abstract:
A process for manufacturing an arched metal ceramic substrate for electrical or electronic circuits or components, said arched metal substrate having at least one metallization provided on at least one surface side of a ceramic plate, said process comprising the steps of:a) forming at least one arched ceramic plate, by placing at least one ceramic plate on a form mold and by heating said at least one ceramic plate to a temperature of about 1200Â° C.; placing an oxidized copper foil on at least one surface side of the ceramic plate and b) fixing said oxidized copper foil to said arched ceramic plate by heating the arched ceramic plate and said at least one oxidized copper foil; and c) placed on said ceramic plate to a temperature from 1065Â° C. to about 1085Â° C. and then cooling to room temperature.