Title:
POWDER, SINTERED BODY AND SPUTTERING TARGET, EACH CONTAINING ELEMENTS CU, IN, GA AND SE, AND METHOD FOR PRODUCING THE POWDER
Document Type and Number:
WIPO Patent Application WO/2012/002337
Kind Code:
A1
Abstract:
Disclosed are: a Cu-In-Ga-Se powder which contains Cu, In, Ga and Se and is free from occurrence of cracks during sintering or processing; and a sintered body and a sputtering target, each of which uses the Cu-In-Ga-Se powder. Specifically disclosed is a powder containing Cu, In, Ga and Se, which is characterized by containing a Cu-In-Ga-Se compound and/or a Cu-In-Se compound in an amount of 60% by mass or more in total. It is preferable that the powder contains 20% by mass or less of an In-Se compound and/or 20% by mass or less of a Cu-In compound.
Inventors:
EHIRA Masaya (())
得平 雅也 (())
NAMBU Akira (())
南部 旭 (())
得平 雅也 (())
NAMBU Akira (())
南部 旭 (())
Application Number:
JP2011/064713
Publication Date:
January 05, 2012
Filing Date:
June 27, 2011
Export Citation:
Assignee:
KOBELCO RESEARCH INSTITUTE, INC. (1-5-1, Wakinohama-kaigan-dori Chuo-ku, Kobe-sh, Hyogo 73, 〒6510073, JP)
株式会社コベルコ科研 (〒73 兵庫県神戸市中央区脇浜海岸通１丁目５番１号 Hyogo, 〒6510073, JP)
HYOGO PREFECTURE (10-1, Shimoyamatedori 5-chome Chuo-k, Kobe-shi Hyogo 67, 〒6508567, JP)
兵庫県 (〒67 兵庫県神戸市中央区下山手通５丁目１０番１号 Hyogo, 〒6508567, JP)
EHIRA Masaya (())
得平 雅也 (())
株式会社コベルコ科研 (〒73 兵庫県神戸市中央区脇浜海岸通１丁目５番１号 Hyogo, 〒6510073, JP)
HYOGO PREFECTURE (10-1, Shimoyamatedori 5-chome Chuo-k, Kobe-shi Hyogo 67, 〒6508567, JP)
兵庫県 (〒67 兵庫県神戸市中央区下山手通５丁目１０番１号 Hyogo, 〒6508567, JP)
EHIRA Masaya (())
得平 雅也 (())
International Classes:
C01B19/00; B22F1/00; B22F9/08; C22C9/00; C22C28/00; C23C14/34
Attorney, Agent or Firm:
OGURI Shohei et al. (Eikoh Patent Firm, Toranomon East Bldg. 10F 7-13, Nishi-Shimbashi 1-chome, Minato-k, Tokyo 03, 〒1050003, JP)
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Claims: