Dental amalgam

Details Dental amalgam Dental amalgam

1975-04-28

1976-05-04

Rutledge, L. Dewayne

Specialized metallurgical processes, compositions for use therei

Processes

Free metal or alloy reductant contains magnesium

75173C, C22C 700

Patent

active

039544575

ABSTRACT:
The addition of copper or copper-base alloys to conventional dental alloys used in amalgams (prior to the formation of the amalgam) has been found to remove tin from its normal matrix phase whereby a more corrosion resistant and clinically improved dental amalgam results.

REFERENCES:
patent: 2281991 (1942-05-01), Poetschke
patent: 3305356 (1967-02-01), Youdelis
patent: 3554738 (1971-01-01), Beldham
patent: 3591370 (1971-07-01), Denereaz
patent: 3676112 (1972-07-01), Muhler
patent: 3841860 (1974-10-01), Wolf
patent: 3871876 (1975-03-01), Asgar
patent: 3901693 (1975-08-01), Wolf

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