Title:
HARDENED ALUMINUM FOIL FOR BATTERY COLLECTORS
Document Type and Number:
WIPO Patent Application WO/2012/008567
Kind Code:
A1
Abstract:
The disclosed hardened aluminum foil for battery collectors is characterized by containing 0.2-1.3% iron, 0.01-0.5% copper, and no more than 0.2% silicon by mass, with the remainder comprising aluminum and unavoidable impurities. Said hardened aluminum foil, which is further characterized by a purity of at least 98.0% by mass and subgrain sizes of at most 0.8 µm in the thickness direction and at most 45 µm in the rolling direction, has a certain degree of strength, excellent stretch, and low electrical resistance.
Inventors:
IHARA Kentaro (())
伊原 健太郎 (())
HOSHINO Kozo (())
伊原 健太郎 (())
HOSHINO Kozo (())
Application Number:
JP2011/066193
Publication Date:
January 19, 2012
Filing Date:
July 15, 2011
Export Citation:
Assignee:
KABUSHIKI KAISHA KOBE SEIKO SHO (10-26, Wakinohama-cho 2-chome Chuo-ku, Kobe-sh, Hyogo 85, 〒6518585, JP)
株式会社神戸製鋼所 (〒85 兵庫県神戸市中央区脇浜町二丁目１０番２６号 Hyogo, 〒6518585, JP)
SUN ALUMINIUM IND, LTD. (260 Roppo-cho, Inage-ku Chiba-sh, Chiba 04, 〒2630004, JP)
サン・アルミニウム工業株式会社 (〒04 千葉県千葉市稲毛区六方町２６０番地 Chiba, 〒2630004, JP)
IHARA Kentaro (())
株式会社神戸製鋼所 (〒85 兵庫県神戸市中央区脇浜町二丁目１０番２６号 Hyogo, 〒6518585, JP)
SUN ALUMINIUM IND, LTD. (260 Roppo-cho, Inage-ku Chiba-sh, Chiba 04, 〒2630004, JP)
サン・アルミニウム工業株式会社 (〒04 千葉県千葉市稲毛区六方町２６０番地 Chiba, 〒2630004, JP)
IHARA Kentaro (())
International Classes:
C22C21/00; B21B1/22; B21B1/40; B21B3/00; C22F1/04; H01M4/66; C22F1/00
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: