Title:
パラジウム宝石合金
Document Type and Number:
Japanese Patent JP2012527529
Kind Code:
A
Abstract:
The invention relates to a palladium jewelry alloy comprising 58.0 wt.% to 76.5 wt.% palladium, 0.5 wt.% to 41.5 wt.% silver and/or copper, 0.1 wt.% to 15.0 wt.% of at least one element selected from the group comprising gallium, germanium, and indium, and 0.1 wt.% to 10.0 wt.% zinc. Preferably, 0.05 wt.% to 5.0 wt.% tungsten and/or cobalt can also be contained. The alloy can further contain 0.001 wt.% to 1.0 wt.% of at least one element selected from the group comprising iridium, rhodium, and ruthenium. The alloy according to the invention is exceptionally suitable for the production of semi-finished products for the jewelry industry, in particular for the production of tubes and rings.
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Inventors:
Tewth, Haike
Stainer, Georg
Stainer, Georg
Application Number:
JP2012511250A
Publication Date:
November 08, 2012
Filing Date:
May 17, 2010
Export Citation:
Assignee:
Hemar Und Mule Gesellschaft Mitt Beschlenktel Haftung
International Classes:
C22C5/04; A44C27/00
Domestic Patent References:
| JPH02197540A | 1990-08-06 | |||
| JPS63161133A | 1988-07-04 |
Foreign References:
| WO2008053559A1 | 2008-05-08 |
Attorney, Agent or Firm:
Nobuaki Kazehaya
Noriko Asano
Noriko Asano