Title:
AMORPHOUS ZIRCONIUM ALLOY WITH HIGH CORROSION RESISTANCE
Document Type and Number:
WIPO Patent Application WO/2000/036175
Kind Code:
A1
Abstract:
An amorphous zirconium alloy with excellent corrosion resistance which has a composition represented by the formula Zr¿1-a-b-c?A¿a?[(Fe, Co, Ni)Cu]¿b?Nb¿c?, the formula Zr¿1-a-b-c?A¿a?[(Fe, Co, Ni)Cu]¿b?Ta¿c?, or the formula Zr¿1-a-b-c?A¿a?[(Fe, Co, Ni)Cu]¿b?Ti¿c? [wherein A is one or two elements selected between Al and Ga; a to c indicate atomic proportion; a is 5 to 20; b is 15 to 45; the ratio of (Ni, Co, Fe) to Cu is from 1/8 to 2/1; c satisfies 0$m(f)c$m(F)25, 0$m(f)c$m(F)15, and 0$m(f)c$m(F)10 for Nb, Ta, and Ti, respectively; and a+b+c is 30 to 70].
Inventors:
INOUE AKIHISA (JP)
Application Number:
PCT/JP1999/006976
Publication Date:
June 22, 2000
Filing Date:
December 13, 1999
Export Citation:
Assignee:
JAPAN SCIENCE & TECH CORP (JP)
INOE AKIHISA (JP)
INOE AKIHISA (JP)
International Classes:
C22C16/00; C22C45/10; (IPC1-7): C22C45/10
Foreign References:
| US5735975A | 1998-04-07 | |||
| JPH0372055A | 1991-03-27 | |||
| DE19833329A1 | 2000-01-27 |
Attorney, Agent or Firm:
Nishi, Yoshiyuki (Nakahara 4-chome, Isogo-ku Yokohama-shi Kanagawa, JP)
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