Title:
POLYESTER-BASED ADHESIVE COMPOSITION, POLYESTER-BASED ADHESIVE, ADHESIVE SHEET, AND OPTICAL MEMBER WITH ADHESIVE MEMBER LAYER
Document Type and Number:
Japanese Patent JP2022153321
Kind Code:
A
Abstract:
To provide a polyester-based adhesive composition which is excellent in reworkability in initial bonding, exhibits high adhesive force by heating after bonding and is excellent in adhesion reliability, is further excellent in optical characteristics, and is excellent in moisture heat whitening resistance under high temperature and high humidity.SOLUTION: A polyester-based adhesive composition contains a polyester-based resin (A) containing a structural unit derived from polyvalent carboxylic acids (a1) and a structural unit derived from polyol (a2), and polyoxyalkylene polyol (B), where the polyester-based resin (A) contains a structural unit derived from an aromatic structure-containing compound.SELECTED DRAWING: None
Inventors:
SAKAMOTO KENTO
Application Number:
JP2022049794A
Publication Date:
October 12, 2022
Filing Date:
March 25, 2022
Export Citation:
Assignee:
MITSUBISHI CHEM CORP
International Classes:
C09J167/03; C08G63/12; C09J7/38; C09J171/02
Attorney, Agent or Firm:
Keikei Yoneda