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Patent Searching and Data


Title:
METHOD FOR MANUFACTURING LAMINATED FILM
Document Type and Number:
WIPO Patent Application WO/2019/188906
Kind Code:
A1
Abstract:
Provided is a method for manufacturing a laminated film, wherein breaking of a film in a film bonding step is inhibited. A manufacturing method according to the present invention comprises a step wherein, while transporting a laminate obtained by laminating a surface protection film on one side of an elongated first film having a breaking strength of 1.9 N/mm or less, the surface protection film is delaminated from the laminate and the first film and a second film are bonded. At both ends of the laminate, the surface protection film protrudes at least 1 mm and less than 20 mm in the width direction from the edge of the first film.

Inventors:
SHIMAZU RYO (JP)
GOTO SHUSAKU (JP)
TAKAE KOSUKE (JP)
Application Number:
PCT/JP2019/012367
Publication Date:
October 03, 2019
Filing Date:
March 25, 2019
Export Citation:
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Assignee:
NITTO DENKO CORP (JP)
International Classes:
G02B5/30; B32B37/02; B65H39/16
Domestic Patent References:
WO2017204162A12017-11-30
Foreign References:
JP2017007094A2017-01-12
JP2016071351A2016-05-09
JP2018036655A2018-03-08
Attorney, Agent or Firm:
MOMII Takafumi (JP)
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