Title:
ACTIVE ENERGY RAY-CURABLE ADHESIVE COMPOSITION
Document Type and Number:
Japanese Patent JP2023176225
Kind Code:
A
Abstract:
To provide an active energy ray-curable adhesive composition which has excellent curability even in an irradiation condition of low integrated light quantity, a cured film of which has excellent adhesive force and weatherability (light resistance and water resistance) and also has a low odor.SOLUTION: An active energy ray-curable adhesive composition comprises the following components (A), (B), and (C) as essential components. component (A): a urethane (meth)acrylate having a weight average molecular weight of 10,000 to 100,000. component (B): a compound having one ethylenic unsaturated group other than (meth)acrylamide, comprising at least component (b1) which is a compound having one ethylenic unsaturated group and an aromatic ring or an alicyclic structure. component (C): a photoinitiator comprising as essential components a photoinitiator (C-1) having a molecular weight of 300 or more except acylphosphine oxide-based compounds and/or an acylphosphine oxide-based compound (C-2).SELECTED DRAWING: None
Inventors:
OFUSA KAZUKI
Application Number:
JP2022088393A
Publication Date:
December 13, 2023
Filing Date:
May 31, 2022
Export Citation:
Assignee:
TOAGOSEI CO LTD
International Classes:
C09J175/14; C09J4/00; C09J7/38
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