Patent ID: 6290501
Filing Date: 2001-09-18
Classification: A61K,C22C

Abstract:
An alloy for the manufacture of dental prostheses faced with low-melting dental ceramic having a coefficient of thermal expansion of approximately 16.5 .mu.m/mK., the alloy consisting of:45-60 wt. % of Ag;30-45 wt. % of Pd;0-5 wt. % of Au;0-5 wt. % of Pt;0-3 wt. % of Ge;0-3 wt. % of Cu;0-7 wt. % of Ga;0-5 wt. % of Co;0-1 wt. % of Mo;0-1 wt. % of Ir;0-1 wt. % of Ru;0-1 wt. % of Re;0-1 wt. % or 3-6 wt. % of In;0-6 wt. % of Sn; and0-6 wt. % of Zn,with the proviso that, when the In content is from 0-1 wt. %, the Sn content is from 1-6 wt. % and the Zn content is from 2-6 wt. %, andwith the proviso that, when the In content is from 3-6 wt. %, the Sn content is from 0-4 wt. % and the Zn content is from 4-6 wt. %.