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Title:
A POSITIVE ELECTRODE CURRENT COLLECTOR FOR A MANGANESE DRY BATTERY AND A MANGANESE DRY BATTERY USING THE SAME
Document Type and Number:
WIPO Patent Application WO2005004254
Kind Code:
A3
Abstract:
To provide a positive electrode current collector for a manganese dry battery including a carbon rod with a low density yet with good retention of the sealing property of the battery during high temperature storage. The positive electrode current collector for a manganese dry battery comprises a carbon rod and paraffin wax containing a hydrocarbon compound having a molecular weight of 300 to 500 impregnated in the carbon rod, the paraffin wax containing a hydrocarbon compound having a molecular weight of not greater than 310 in an amount of not greater than 0.5 wt%.

Inventors:
MURAKAMI HAJIME
Application Number:
PCT/JP2004/007585
Publication Date:
April 14, 2005
Filing Date:
May 26, 2004
Export Citation:
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Assignee:
MATSUSHITA ELECTRIC IND CO LTD (JP)
MURAKAMI HAJIME
International Classes:
H01M4/66; H01M4/75; H01M6/06; H01M6/08; H01M50/179; H01M50/184; H01M50/186; H01M50/193; (IPC1-7): H01M4/62; H01M4/75; H01M6/06
Domestic Patent References:
WO2003083962A22003-10-09
Foreign References:
US4806441A1989-02-21
US3891463A1975-06-24
US3179537A1965-04-20
Other References:
PATENT ABSTRACTS OF JAPAN vol. 0161, no. 38 (E - 1186) 7 April 1992 (1992-04-07)
PATENT ABSTRACTS OF JAPAN vol. 0124, no. 35 (E - 683) 16 November 1988 (1988-11-16)
PATENT ABSTRACTS OF JAPAN vol. 0185, no. 04 (E - 1608) 21 September 1994 (1994-09-21)
PATENT ABSTRACTS OF JAPAN vol. 1996, no. 02 29 February 1996 (1996-02-29)
PATENT ABSTRACTS OF JAPAN vol. 1998, no. 01 30 January 1998 (1998-01-30)
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