Dental alloy

Details Dental alloy Dental alloy

1989-08-29

1991-04-30

Morris, Theodore

Typewriting machines

Including interposed inking device for record-medium

Package for ribbon facilitating mounting of ribbon on...

433207, 428433, 428450, 420463, 420464, C22C 504, B32B 1706, B32B 1500, A61C 1308

Patent

active

050113119

ABSTRACT:
A dental alloy consists essentially of 60 to 85% by weight palladium, 5 to 20% by weight copper, 3 to 15% by weight gallium, and, as modifiers, 0.5 to 7% by weight gold, 0.005 to 0.02% by weight ruthenium, rhenium, iridium or a mixture of at least two of these metals, 1 to 5% by weight tin and 0 to 2% by weight nickel, wherein the sum of the modifiers is from 5.5 to 10% by weight. Dental restorations are produced by firing ceramic onto at least part of the surface of a casting of such an alloy.

REFERENCES:
patent: 4551302 (1985-11-01), Wagner et al.
patent: 4608229 (1986-08-01), Lanam et al.
patent: 4836984 (1989-06-01), Wagner et al.

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