Title:
接着剤組成物及び接着剤
Document Type and Number:
Japanese Patent JP7388484
Kind Code:
B2
Abstract:
To provide an adhesive composition excellent in low hygroscopicity, tack-free property before curing, initial adhesiveness after curing, and long-term durability under a wet heat environment.SOLUTION: The adhesive composition contains a polyester resin (A) containing a structural unit derived from a polycarboxylic acid and a structural unit derived from a polyhydric alcohol. The polyester resin (A) has an ester bond concentration of 7 mmol/g or less, an acid value of 3 mg KOH/g or more, and a glass transition temperature (Tg) of -5°C or higher.SELECTED DRAWING: None
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Inventors:
Uno Nakane
Application Number:
JP2022094732A
Publication Date:
November 29, 2023
Filing Date:
June 10, 2022
Export Citation:
Assignee:
Mitsubishi Chemical Corporation
International Classes:
C09J167/00; C09J163/00; C09J167/03; H05K1/03
Domestic Patent References:
| JP2010059229A | ||||
| JP2016222748A | ||||
| JP2009084348A | ||||
| JP7268308A | ||||
| JP2013010809A |
Foreign References:
| WO2016001949A1 |
Attorney, Agent or Firm:
Yukihiko Saitou
井▲崎▼ 愛佳
Yuko Nishito
Shigeyasu Terao
井▲崎▼ 愛佳
Yuko Nishito
Shigeyasu Terao
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