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Patent Searching and Data


Title:
ADHESIVE AGENT AND ADHESIVE SHEET
Document Type and Number:
WIPO Patent Application WO/2018/020803
Kind Code:
A1
Abstract:
The present invention provides an adhesive agent which can form an adhesive layer having better re-peelability than in the prior art even when the adhesive agent is put in a harsh, high-temperature, and high-humidity environment. The adhesive agent according to the present invention contains: a polyurethane polyol (A) which is a copolymerization reaction product between one or more polyisocyanates (y) and a plurality of polyols (x) including one or more bifunctional polyether polyols (x1) having one or more ethyleneoxy (EO) groups in one molecule and one or more trifunctional polyether polyols (x2) having one or more ethyleneoxy (EO) groups in one molecule; and a polyfunctional isocyanate compound (B).

Inventors:
TANABE SHINGO (JP)
SATO TAKESHI (JP)
Application Number:
PCT/JP2017/019300
Publication Date:
February 01, 2018
Filing Date:
May 24, 2017
Export Citation:
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Assignee:
TOYO INK SC HOLDINGS CO LTD (JP)
TOYOCHEM CO LTD (JP)
International Classes:
C09J175/08; C09J11/06
Domestic Patent References:
WO2010137699A12010-12-02
Foreign References:
JP2006182795A2006-07-13
JP2005154491A2005-06-16
JP2005154492A2005-06-16
JP2016117827A2016-06-30
JP2015007226A2015-01-15
JP2007327012A2007-12-20
JPS4930269B11974-08-12
JPS58101175A1983-06-16
Attorney, Agent or Firm:
IEIRI Takeshi (JP)
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