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Title:
SEPARATOR PRODUCTION METHOD AND SLITTING METHOD
Document Type and Number:
WIPO Patent Application WO/2016/103754
Kind Code:
A1
Abstract:
Provided is a separator production method with which separators are less likely to rip. This separator production method is for forming a plurality of separators (12a) by slitting a porous separator original material (12b) in a transporting direction of the separator original material (12b), the method comprising: a transporting step for transporting the separator original material (12b) in a state in which the separator original material is in contact with a roller (77); and a slitting step for slitting the separator original material (12b) at a site where the separator original material (12b) is in contact with the roller (77).

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Inventors:
WATANABE KOICHIRO (JP)
KATAOKA TATSUYA (JP)
NOMURA KIYOMU (JP)
Application Number:
PCT/JP2015/065009
Publication Date:
June 30, 2016
Filing Date:
May 26, 2015
Export Citation:
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Assignee:
SUMITOMO CHEMICAL CO (JP)
International Classes:
B26D1/02; B26D1/03; B26D3/00; B26D7/18; H01M50/406; H01M50/449
Domestic Patent References:
WO2008143005A12008-11-27
Foreign References:
JP2005230968A2005-09-02
JP2002273684A2002-09-25
JPH11180605A1999-07-06
JP3164798U2010-12-16
Attorney, Agent or Firm:
HASEGAWA, Kazuya et al. (JP)
Kazuya Hasegawa (JP)
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