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Patent Searching and Data


Title:
ADHESIVE SHEET
Document Type and Number:
WIPO Patent Application WO/2023/119752
Kind Code:
A1
Abstract:
An adhesive sheet according to the present invention has a substrate, and an adhesive layer laminated on at least one surface of the substrate, the adhesive layer containing a butyl rubber as an active component, the ratio of the value G2' of the storage elastic modulus at –10°C to the value G1' of the storage elastic modulus at 60°C (G2'/G1') being less than 12, the value G2' of the storage elastic modulus at –10°C being 0.7 MPa or less, and the adhesive force at –10°C being 2.0 N/25 mm or greater.

Inventors:
HAYASHI YOHEI (JP)
Application Number:
PCT/JP2022/034509
Publication Date:
June 29, 2023
Filing Date:
September 15, 2022
Export Citation:
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Assignee:
NITTO DENKO CORP (JP)
International Classes:
B32B25/18; B32B27/00; C09J7/38; C09J11/04; C09J11/06; C09J11/08; C09J109/10; C09J123/22; C09J125/10; C09J153/02
Domestic Patent References:
WO2021041418A12021-03-04
WO2021251021A12021-12-16
WO2018199177A12018-11-01
WO2014084352A12014-06-05
Foreign References:
JP2019508566A2019-03-28
JP2019157350A2019-09-19
JP2003517343A2003-05-27
Attorney, Agent or Firm:
FUJIMOTO & PARTNERS (JP)
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