TOUCH SENSOR - NITTO DENKO CORP

Title:

TOUCH SENSOR

Document Type and Number:

WIPO Patent Application WO/2015/156169

Kind Code:

A1

Abstract:

Provided is a touch sensor which achieves high reliability without the occurrence of disconnection of metal wiring, while having excellent productivity. This touch sensor has a metal wiring layer that is less visible, while having good feeling of use. A touch sensor according to the present invention is provided with: a film base (11) that has a plurality of projections on both surfaces (11a, 11b); a metal wiring layer (12) that is formed on one surface (11a) of the film base; a circularly polarized film (14) that is formed on the viewing side (A) of the film base (11); and a metal wiring layer (15) that is formed on the other surface (11b) of the film base (11). The line width of the metal wiring layer (12) is more than 5 μm but 8 μm or less, and the thickness of the metal wiring layer (12) is 0.1 μm or more but less than 0.5 μm.

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Inventors:

TAKEYASU TOMOHIRO (JP)
KAWAMOTO IKUO (JP)

Application Number:

PCT/JP2015/060127

Publication Date:

October 15, 2015

Filing Date:

March 31, 2015

Export Citation:

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Assignee:

NITTO DENKO CORP (JP)

International Classes:

G06F3/041; B32B15/08; G02B5/30; G06F3/044

Domestic Patent References:

WO2001016963A1	2001-03-08
WO2011158692A1	2011-12-22

Foreign References:

JP2013107349A	2013-06-06
JP2011180769A	2011-09-15
JP2012018590A	2012-01-26
JP2009277924A	2009-11-26
JPH10133817A	1998-05-22

Attorney, Agent or Firm:

EINSEL Felix-Reinhard et al. (JP)
アインゼル Felix-Reinhardt (JP)

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