首页>
外国专利>
SELENIUM-CONTAINING AMALGAM ALLOYS FOR DENTAL RESTORATION AND METHOD FOR THE PREPARATION THEREOF
SELENIUM-CONTAINING AMALGAM ALLOYS FOR DENTAL RESTORATION AND METHOD FOR THE PREPARATION THEREOF
展开▼
机译:牙科修复用的含硒汞合金及其制备方法
展开▼
页面导航
摘要
著录项
相似文献
摘要
Selenium-containing amalgam alloys for dental restoration comprises 0.1-50% by weight of any one of the following alloy powders (A), (B) and (C) mixed with 50-99.9% by weight of the following amalgam alloy powders (D). (A): Silver alloy powders containing no less than 50% by weight of silver and 0.01-10% by weight of selenium, (B): Copper alloy powders containing no less than 50% by weight of copper and 0.01-5% by weight of selenium, (C): Alloy powders mix of (A) with (B) wherein the total amount of silver and copper is adjusted to no less than 50% by weight, and the amount of selenium to 0.01-10% by weight, and (D): Silver-tin-copper amalgam alloy powders. At least one of the any one of (A), (B) and (C) and (D) may be pre-amalgamated with mercury in an amount of no higher than 3% by weight based on the total weight thereof.
展开▼