High gold content bio--compatible dental alloy

Details High gold content bio--compatible dental alloy High gold content bio--compatible dental alloy

1996-12-24

1998-12-29

Phipps, Margery

Alloys or metallic compositions

Gold base

420510, 420511, 148430, 4332001, 433207, C22C 502

Patent

active

058536612

ABSTRACT:
A high gold content dental alloy comprises, on a weight basis, 91 to 99.4% of gold, 0.5 to 3% of at least one metal selected from titanium and tantalum, up to 5% of silver, 0.05 to 1% of iridium and/or tungsten, and up to 1% at least one element selected from the group comprising rhodium, ruthenium, platinum, osmium, iron, molybdenum, niobium and rhenium.

REFERENCES:
patent: 3196536 (1965-07-01), Knippenberg et al.
patent: 4606981 (1986-08-01), Mizuhara
J. Wirz, "Schadigung des Paradontes durch zahnarztliche Werkstoffe", ZWR, 102, Jan. 1993, pp. 146-162.
"Dental Ceramic fused to metal restorative materials", International Standard, ISO 9693, First Edition, Jun. 1, 1991.
CA 105:157445, 1986.
CA 114:127321 1990.
Chem Abs. 125: 230887, 1996.

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