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Patent Searching and Data


Title:
ADHESIVE COMPOSITION AND ADHESIVE SHEET USING SAME
Document Type and Number:
WIPO Patent Application WO/2018/230889
Kind Code:
A1
Abstract:
The present invention provides an adhesive composition containing an acryl copolymer, a photo-polymerizable monomer, a self-cleavage type photo-initiator, and a hydrogen drawing type photo-initiator, wherein in the adhesive composition, the stress relaxation ratio at 70°C after primary photo-curing at 600 mJ/cm2 or less is 0.2 or smaller and, after the primary photo-curing, the stress relaxation ratio at 70°C after secondary photo-curing at 2,000 mJ/cm2 or more increases to 0.2 or greater. The adhesive composition according to the present invention has excellent step-embedding properties and durability.

Inventors:
JUNG KYOUNGMOON (KR)
KWON HYERIM (KR)
KIM SEON YEONG (KR)
Application Number:
PCT/KR2018/006550
Publication Date:
December 20, 2018
Filing Date:
June 08, 2018
Export Citation:
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Assignee:
DONGWOO FINE CHEM CO LTD (KR)
International Classes:
C09J133/00; C09J7/00; C09J11/06
Foreign References:
KR20120093102A2012-08-22
KR20070105986A2007-10-31
KR20160077422A2016-07-04
KR20130039240A2013-04-19
KR20090043735A2009-05-07
Attorney, Agent or Firm:
YU, Su Mi (KR)
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