Non-aqueous electrolyte cell
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United States of America Patent
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Oct 2, 2001
Grant Date -
N/A
app pub date -
Oct 21, 1999
filing date -
Oct 30, 1998
priority date (Note) -
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Abstract
A non-aqueous electrolyte cell having high hermetic sealing and hermetic sealing properties and which is reduced in thickness. A unit cell of the non-aqueous electrolyte cell is accommodated in a packaging material formed by a laminated film. The packaging material includes at least a metal layer and a heat fused layer arranged on an inner side of the meta layer. The heat fused layer is made up of a plurality of layers each containing the same monomeric unit. A mixed layer where plastic materials of the plural layers co-exist is formed between the plural layers such that the heat fused layer is in the form of a continuous film not having a definite boundary surface.
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