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US 2015/0087741 A1Published application
Photo-curing and strippable adhesive composition and uses thereof
AssigneeChi Mei Corporation
InventorKUANG-CHIEH LI
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Abstract
The invention relates to a photo-curing and strippable adhesive composition, and it has the advantages of good reworkability, weathering resistance, coating property and visibility. The invention also provides a strippable material and method for manufacturing the same and an electronic component and method for manufacturing the same.
Claims20
A photo-curing and strippable adhesive composition comprising:
- a polyurethane acrylate oligomer (A);
- a compound (B) having an ethylenically unsaturated group;
- a photoinitiator (C);
- and
- a pigment dispersant (D);
- wherein:
- the compound (B) having the ethylenically unsaturated group comprises a compound (B-1) represented by Formula (1),
- in Formula (1), R1 represents a C2 to C8 divalent hydrocarbon group;
- R2 represents hydrogen, or a methyl group;
- m represents an integer from 1 to 20;
- when m is an integer more than 2, a plurality of R1 is the same or different.
8 more elements
Dependencies are inferred from the claim text.