Casing material for electricity storage device and electricity storage device including same

Casing material for electricity storage device and electricity storage device including same

  • CN 106,537,636 A
  • Filed: 07/14/2015
  • Published: 03/22/2017
  • Est. Priority Date: 07/16/2014
  • Status: Active Application
First Claim
Patent Images

1. a kind of electrical storage device encapsulating material, which has:

  • Substrate layer;

    The easy bonding being formed in the wherein one side of the substrate layerProcess layer;

    The adhesive linkage being formed on the face contrary with the substrate layer of the easy bonding process layer;

    It is formed in the adhesive linkageMetal foil layer on the face contrary with the easy bonding process layer;

    And it is configured in the contrary with the adhesive linkage of the metal foil layerFace on sealant layer, whereinThe substrate layer is to be made up of biaxially-stretched film, and in tension test (test plate shape:

    JIS K7127 definedsTest film model 5, jaw separation from:

    60mm, draw speed:

    In 50mm/min), four direction (0 °

    (MD), 45 °

    , 90 °

    (TD),135 °

    ) when at least one of direction fracture strength be more than 240MPa, and the elongation at least one direction be 80% withOn layer.

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