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Patent Searching and Data


Title:
PHOTORESPONSIVE POLY(VINYL ETHER) COMPOUND AND OPTICALLY REVERSIBLE ADHESIVE
Document Type and Number:
WIPO Patent Application WO/2020/213641
Kind Code:
A1
Abstract:
Provided is an optically reversible adhesive which can retain adhesive force even at high temperatures and which can be made to reversibly undergo bonding and debonding by irradiation with light. The optically reversible adhesive contains, as an active ingredient, a photoresponsive poly(vinyl ether) compound represented by general formula (1). In formula (1), x is an integer of 1-20, y is an integer of 0-20, and n is 2 or greater.

Inventors:
ITO SHOTARO (JP)
KIHARA HIDEYUKI (JP)
AKIYAMA HARUHISA (JP)
Application Number:
PCT/JP2020/016564
Publication Date:
October 22, 2020
Filing Date:
April 15, 2020
Export Citation:
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Assignee:
AIST (JP)
International Classes:
C08F16/28; C09J5/00; C09J129/10; C08F293/00
Domestic Patent References:
WO2013099427A12013-07-04
WO2013081155A12013-06-06
WO2016121651A12016-08-04
WO2017119412A12017-07-13
WO2019181784A12019-09-26
Foreign References:
JP2013136035A2013-07-11
JP2005154603A2005-06-16
JP2009064496A2009-03-26
JP2019189731A2019-10-31
Other References:
YOSHIDA, TOMOHIDE ET AL.: "Fast living cationic polymerization accelerated by SnCI4. I. New base-stabilized living system for various vinyl ethers with SnCl4/EtAlCl2", JOURNAL OF POLYMER SCIENCE , PART A: POLYMER CHEMISTRY, vol. 43, 2005, pages 468 - 472, XP055751566, DOI: 10.1002/pola.20564
YOSHIDA, TOMOHIDE ET AL.: "Photosensitive copolymers with various types of azobenzene side groups synthesized by living cationic polymerization", JOURNAL OF POLYMER SCIENCE , PART A: POLYMER CHEMISTRY, vol. 43, 2005, pages 4292 - 4297, XP055333281, DOI: 10.1002/pola.20892
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