CPC C22C 18/04 (2013.01) [C22C 1/0483 (2013.01); C22F 1/165 (2013.01)] | 17 Claims |
1. A degradable high-strength zinc alloy which includes a) more than 50 wt. % zinc, 1.5-15 wt. % calcium, and three or more of aluminum, copper, magnesium, lead, tin, gallium, lithium, sodium, and strontium, or b) at least 50 wt. % zinc and 2-45 wt. % magnesium and three or more of aluminum, copper, calcium, lead, tin, and gallium; said degradable high-strength zinc alloy having a degradation rate of one or more of i) about 10-150 mg/cm2/ hr. in a 3 wt. % KCl fluid at a temperature of 90° C., ii) 0.1-75 mm/day at 50-135° C. in fresh water, iii) 0.1-75 mm/day at 50-135° C. in salt water or iv) 0.01-30 mm/day in a 3 wt. % KCl fluid at a temperature of 90° C.
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