FORFARANDE FOR ATT FESTA EN METALLDEL, AV VILKEN ATMINSTONE YTAN BESTAR AV KOPPAR, VID ETT GLAS

摘要

Bonding a metal part having a copper surface to glass, in particular a semiconductor device. A small quantity of Cr2O3 or CuO is added to the glass. The copper is oxidized at a relatively low temperature and relatively low oxygen pressure and thereafter sealing-in is performed in a nonoxidizing atmosphere.