Title:
ワーク加工用粘着シートおよびその製造方法
Document Type and Number:
Japanese Patent JP7422134
Kind Code:
B2
Abstract:
An adhesive sheet for work processing, which is provided with a base material and an adhesive layer that is superposed on one surface of the base material, and which is configured such that: the adhesive layer is formed of an active energy ray-curable adhesive that is composed of an adhesive composition containing an acrylic polymer wherein an active energy ray-curable group is introduced into a side chain; the acrylic polymer has a glass transition temperature (Tg) of from -80°C to -30°C (inclusive); and a surface of the base material is provided with a coating layer that contains a pyrrolidone compound, said surface being in contact with the adhesive layer. This adhesive sheet for work processing is capable of suppressing adhesive residue on a work.
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| JP4508345 | Composite substrate and adhesive film |
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| WO/2021/166694 | OPTICAL LAYERED BODY AND DISPLAY DEVICE |
Inventors:
Naoshi Oda
Misaki Sakamoto
Seitaro Yamaguchi
Naoya Saeki
Misaki Sakamoto
Seitaro Yamaguchi
Naoya Saeki
Application Number:
JP2021508135A
Publication Date:
January 25, 2024
Filing Date:
January 24, 2020
Export Citation:
Assignee:
Lintec Corporation
International Classes:
C09J7/29; C09J7/38; C09J133/04; H01L21/301
Domestic Patent References:
| JP2014075560A | ||||
| JP2015122431A | ||||
| JP2018154737A | ||||
| JP2002274064A |
Foreign References:
| WO2017061132A1 | ||||
| WO2007052520A1 |
Attorney, Agent or Firm:
Yuji Hayakawa
Keisuke Murasame
Rikei Iida
Keisuke Murasame
Rikei Iida