Method for eliminating gamma.sub.2 phase from dental amalgam and

Details Method for eliminating gamma.sub.2 phase from dental amalgam and Method for eliminating gamma.sub.2 phase from dental amalgam and

1976-08-12

1978-03-14

Lovell, C.

Specialized metallurgical processes, compositions for use therei

Processes

Free metal or alloy reductant contains magnesium

75173R, 75173C, C22C 506, C22C 700

Patent

active

040789217

ABSTRACT:
An improved alloy for a dental amalgam includes silver and tin and the additional element, manganese. The alloy is comprised of a minimum of about 60% by weight silver, a maximum of about 20% by weight manganese and the balance tin. Various amounts of other constituents known to those in the art such as gold, copper, zinc and mercury may be included.

REFERENCES:
patent: 1970319 (1934-08-01), Kern
patent: 3954457 (1976-05-01), Weikel
patent: 3997328 (1976-12-01), Greener
patent: 3997329 (1976-12-01), Aliotta et al.
patent: 4018600 (1977-04-01), Waterstrat

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