Title:
積層体およびそれを含む表示装置
Document Type and Number:
Japanese Patent JP6938701
Kind Code:
B2
Abstract:
The purpose of the present invention is to provide a multilayer body which has improved durability by suppressing the generation of air bubbles in an adhesive layer. The present invention provides a multilayer body which sequentially comprises a front plate, a first adhesive layer that is formed using a first adhesive composition, a polarizer layer, a second adhesive layer that is formed using a second adhesive composition, and a back plate in this order, and which is configured such that if a first adhesive basis layer is formed using the first adhesive composition and a second adhesive basis layer is formed using the second adhesive composition so that the thickness of the first adhesive basis layer is equal to the thickness of the second adhesive basis layer, the first adhesive basis layer and the second adhesive basis layer satisfy the relational expression ∆R1 > ∆R2.
Inventors:
Lee Seung Woo
Kim Ji-hee
Kim Ji-hee
Application Number:
JP2020046400A
Publication Date:
September 22, 2021
Filing Date:
March 17, 2020
Export Citation:
Assignee:
Sumitomo Chemical Co., Ltd.
International Classes:
G02B5/30; B32B7/022; B32B7/023; B32B7/12; G02F1/1333; G02F1/1335; G06F3/041; G09F9/30; H01L27/32
Domestic Patent References:
| JP2013011853A | ||||
| JP2009110026A | ||||
| JP2015075684A | ||||
| JP2003307621A | ||||
| JP2010039458A | ||||
| JP2008014988A | ||||
| JP2016151580A | ||||
| JP2003227936A | ||||
| JP2018200463A | ||||
| JP2018205421A | ||||
| JP2008144125A | ||||
| JP2018013583A |
Foreign References:
| WO2015053296A1 | ||||
| WO2018034148A1 | ||||
| US20160004121 |
Attorney, Agent or Firm:
Fukami patent office