Title:
TAB LEAD FILM, AND TAB LEAD USING SAME
Document Type and Number:
WIPO Patent Application WO/2019/078155
Kind Code:
A1
Abstract:
[Problem] To provide a tab lead film in which the decrease of adhesion force between a metal terminal and the tab lead film due to the effect of hydrogen fluoride is prevented, wherein there is no contamination of a manufacturing line for the tab lead, a manufacturing line for a lithium battery, etc. [Solution] A tab lead film comprising, in the stated order: a surface layer (A) having as a main component an acid-modified polyolefin resin; a core layer (B) including a polyolefin resin and an inorganic filler agent that reacts with hydrogen fluoride, the inorganic filler agent that reacts with the hydrogen fluoride and/or the polyolefin resin being the main component of the core layer (B); and a surface layer (C) having as a main component the acid-modified polyolefin resin and/or a polyolefin resin, wherein the tab lead film is characterized in that the content of the inorganic filler agent in the surface layer (A) and the content of the inorganic filler agent in the surface layer (C) are each 0-10 wt%, and the tab lead film contains 9.0 wt% or more of the inorganic filler agent that reacts with hydrogen fluoride.
Inventors:
OYAMA MASAMICHI (JP)
OSAWA RYUTARO (JP)
MARUOKA YOSHIAKI (JP)
OSAWA RYUTARO (JP)
MARUOKA YOSHIAKI (JP)
Application Number:
PCT/JP2018/038311
Publication Date:
April 25, 2019
Filing Date:
October 15, 2018
Export Citation:
Assignee:
OKURA INDUSTRIAL CO LTD (JP)
International Classes:
B32B27/20; B32B27/32; H01G11/06; H01G11/74; H01G11/78; H01G11/80; H01M50/178
Foreign References:
| JP2008016337A | 2008-01-24 | |||
| JP2017033820A | 2017-02-09 | |||
| JP2015215960A | 2015-12-03 | |||
| JP2014123445A | 2014-07-03 | |||
| JP2015141832A | 2015-08-03 | |||
| JP2016129113A | 2016-07-14 | |||
| JP2012022821A | 2012-02-02 | |||
| JP2010245000A | 2010-10-28 |
Download PDF: