Method and material for dental structures

Details Method and material for dental structures Method and material for dental structures

A - Human Necessities

61

K

22/155, 75/6

A61K 6/04 (2006.01) A61C 13/00 (2006.01) B22F 1/00 (2006.01) C22C 1/04 (2006.01)

Patent

CA 1301486

71078-9 ABSTRACT OF THE DISCLOSURE A dental material for forming or repairing a dental restoration upon heat treatment comprises a metal composition having a major proportion of particles of a high fusing temperature metal component with a melting temperature above at least about 1300°C such as particles of precious metal selected from the group comprising platinum and palladium, and a particle size no greater than about 100 microns. The composition has a minor proportion of a low fusing temperature metal component such as gold with said low fusing temperature metal component being adapted to melt upon said heat treatment at a temperature below said high fusing temperature for forming a porous sponge-like mass of interconnected particles of said high fusing temperature metal component.

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