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Title:
ALUMINUM LAMINATE MATERIAL FOR BATTERY PACKING
Document Type and Number:
Japanese Patent JP2005056729
Kind Code:
A
Abstract:

To provide an aluminum laminate material for battery packing satisfying forming property, barrier property, content resistant property, and blanching property, and accommodating for diversification of content shapes and a request of high quality.

The aluminum laminate material 1 used for the battery packing comprises a non-oriented polypropylene layer 2 having a thickness of 10-60 μm, an acid-modified polypropylene layer 3 having a thickness of 1-5 μm, a first chemical conversion coating layer 41 having a coating amount of 5-30 mg/m2, an inside laminated part 11 formed by successively laminating an aluminum foil layer having a thickness of 10-100 μm, and an outside laminated part 12 arranged on the outside of the aluminum foil layer 10 and formed by laminating a plurality of layers containing an outermost layer 6 made of synthetic resin. The outside laminated part 12 is preferably formed by successively laminating a second chemical conversion coating layer 41 having a coating amount of 5-30 mg/m2, an adhesive layer 5 having a thickness of 1-5 μm, and an outermost layer 6 having a thickness of 10-40 μm and made of synthetic resin.


Inventors:
KIDO TAKASATO
HOSOMI KAZUHIRO
USAMI TSUTOMU
Application Number:
JP2003000287399
Publication Date:
March 03, 2005
Filing Date:
August 06, 2003
Export Citation:
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Assignee:
SUMITOMO LIGHT METAL IND
International Classes:
B32B15/085; B32B15/08; B32B15/20; H01M2/02; (IPC1-7): H01M2/02; B32B15/08; B32B15/20
Domestic Patent References:
JP2001172779A2001-06-26
JP2001155697A2001-06-08
JPH11217656A1999-08-10
JP2001288525A2001-10-19
JP2002038233A2002-02-06
JP2001176465A2001-06-29
Attorney, Agent or Firm:
Yoshiyasu Takahashi
Tamiwa Iwakura