Title:
POLYESTER-BASED ADHESIVE COMPOSITION, ADHESIVE, PRESSURE-SENSITIVE ADHESIVE SHEET AND OPTICAL MEMBER WITH ADHESIVE LAYER
Document Type and Number:
Japanese Patent JP2021084917
Kind Code:
A
Abstract:
To provide: a polyester-based adhesive composition which has excellent optical characteristics without deterioration in ultraviolet absorptivity even when exposed in high temperature environment while having excellent adhesive strength and substrate adhesiveness; an adhesive, a pressure-sensitive adhesive sheet; and an optical member with an adhesive layer.SOLUTION: There is provided a polyester-based adhesive composition which comprises a polyester-based resin [I] containing a structural unit derived from polycarboxylic acids (A) and a structural unit derived from a polyol (B) and an ultraviolet absorber [II], wherein the ultraviolet absorber (II) is an ultraviolet absorber having no halogen atom.SELECTED DRAWING: None
Inventors:
SAKAMOTO KENTO
Application Number:
JP2019212291A
Publication Date:
June 03, 2021
Filing Date:
November 25, 2019
Export Citation:
Assignee:
MITSUBISHI CHEM CORP
International Classes:
C09J167/00; C08G63/12; C09J7/38; C09J11/06
Domestic Patent References:
| JP2008297478A | 2008-12-11 | |||
| JP2008308620A | 2008-12-25 | |||
| JP2009013200A | 2009-01-22 | |||
| JP2019073685A | 2019-05-16 | |||
| JP2017115149A | 2017-06-29 | |||
| JP2015134906A | 2015-07-27 | |||
| JP2017145333A | 2017-08-24 |
Attorney, Agent or Firm:
Masahiko Nishito
Iisaki Aika
Yuko Saito
Iisaki Aika
Yuko Saito