发明名称 Non precious nickel based chromium containing alloy for dental prostheses.
摘要 A Ni-Cr based alloy not containing precious metals has been developed for prosthetic dentistry uses. The alloy is characterized by high hardness, good workability, high corrosion resistance and optimal adherence to ceramic materials. The alloy consists essentially of: Cr 22.0 -25.0 % weight Mo 5.5 - 7.5 % weight Si 2.0 - 4.5 % weight B 0.25 - 0.50 % weight Al </= 0.2 % weight Fe </= 0.5 % weight C </= 0.05 % weight Cu </= 0.5 % weight Mn </= 0.5 % weight S </= 0.01 % weight Rare earths 0.005 - 0.2 % weight Remainder Ni and impurities.
申请公布号 EP0275843(A1) 申请公布日期 1988.07.27
申请号 EP19870830451 申请日期 1987.12.21
申请人 CENTRO SVILUPPO MATERIALI S.P.A. 发明人 TAMBA, ALBERTO;FIORAVANTI, SILVERIO;SCACCIA, ANTONIO
分类号 A61K6/04;C22C19/05 主分类号 A61K6/04
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