Title:
METHOD FOR MANUFACTURING HALF-CUT FINISHED DOUBLE-SIDED TAPE AND DEVICE FOR ADHERING HALF-CUT FINISHED DOUBLE-SIDED TAPE
Document Type and Number:
WIPO Patent Application WO/2021/033344
Kind Code:
A1
Abstract:
[Problem] To obtain, on the basis of a commercially available release liner-attached double-sided tape, a double-sided tape for which a half-cut process is completed with a simple procedure without directly touching an adhesive layer with a cutter during the half-cut process. [Solution] The present invention includes: a step for forming a process protective layer on a release liner-attached double-sided tape 100 by delivering each of the release liner-attached double-sided tape 100 and a release paper tape 130 for processing, and by making the same to abut on each other; a half-cut step for continuously performing half-cut on the release liner-attached double-sided tape 100 in which the process protective layer is formed, and making a state in which a plurality of pieces of the double-sided tape having appropriate sizes are held on a release liner 120; and a step for winding, while peeling the release paper tape 130 for processing, the half-cut finished release liner-attached double-sided tape 100A for which half-cut has been completed. In the half-cut step, peeling becomes easy when a widthwise cut region that is cut in the width direction and a widthwise non-cut region that is not cut are formed.
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Inventors:
NISHIKAWA YOSHIHIDE (JP)
Application Number:
PCT/JP2019/048291
Publication Date:
February 25, 2021
Filing Date:
December 10, 2019
Export Citation:
Assignee:
NISHIKAWA YOSHIHIDE (JP)
International Classes:
B65H35/07; C09J7/38
Foreign References:
JPS5991176A | 1984-05-25 | |||
JPS5991175A | 1984-05-25 | |||
JP2016008262A | 2016-01-18 | |||
JPS63130688A | 1988-06-02 | |||
JP2003013013A | 2003-01-15 |
Attorney, Agent or Firm:
NAGAI,Michiaki (JP)
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