The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 25, 1989
Filed:
Feb. 10, 1988
Applicant:
Inventors:
Shozo Umetsu, Kawachinaganoshi, JP;
Takeshi Nishizaki, Kawachinaganoshi, JP;
Assignee:
Showa Aluminum Kabushiki Kaisha, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C22C / ;
U.S. Cl.
CPC ...
148438 ; 420538 ; 428606 ;
Abstract
An aluminum-based alloy foil for use as negative electrodes of elecrolytic capacitors, the foil containing 0.1 to 1.0% of Cu, 0.01 to 1.0% of Ni, 0.002 to 0.05% of Ti, and optionally 0.0005 to 0.02% of B, wherein the balance is substantially aluminum.