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Patent Searching and Data


Title:
POLARIZING PLATE WITH TRANSPARENT ADHESIVE, AND TOUCH PANEL
Document Type and Number:
WIPO Patent Application WO/2016/093280
Kind Code:
A1
Abstract:
The present invention provides a polarizing plate with a transparent adhesive, said polarizing plate being incorporated into a touch panel that is used in a mobile informational terminal or the like, causing little adhesive residue on a punching blade during a punching process, and not easily causing foaming on a surface of adhesion between the transparent adhesive and the polarizing plate even when exposed to high temperatures and high humidity. Furthermore, an objective of the invention is to provide a touch panel having said polarizing plate with a transparent adhesive incorporated thereinto. The present invention is a polarizing plate that has a transparent adhesive, which contains a plasticized polyvinyl acetal resin, adhered thereto, wherein the angle of contact, with water, of the surface of the polarizing plate on the side where the transparent adhesive is adhered, said contact angle being based on JIS R-3257, is less than 50°.

Inventors:
OKABAYASHI TAKAZUMI (JP)
FUKATANI JUICHI (JP)
EBINA RYOUSUKE (JP)
Application Number:
PCT/JP2015/084543
Publication Date:
June 16, 2016
Filing Date:
December 09, 2015
Export Citation:
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Assignee:
SEKISUI CHEMICAL CO LTD (JP)
International Classes:
G02B5/30; B32B7/02; B32B27/30; C09J7/20; C09J129/14; G06F3/041
Foreign References:
JP2000085057A2000-03-28
JPS61145504A1986-07-03
JPS638704A1988-01-14
JP2004042653A2004-02-12
Other References:
See also references of EP 3232238A4
Attorney, Agent or Firm:
YASUTOMI & Associates (JP)
Patent business corporation Yasutomi international patent firm (JP)
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