Pressure sensitive adhesive sheet, optical film with pressure sensitive adhesive, and manufacturing method of image display device
AssigneeNitto Denko Corporation
InventorsShou TAKARADA, Atsushi YASUI
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Abstract
A pressure sensitive adhesive sheet and an optical film with a pressure sensitive adhesive are disclosed. The pressure sensitive adhesive sheet comprises a first pressure sensitive adhesive layer and a first protective sheet releasably attached to one surface of the first pressure sensitive adhesive layer. The first pressure sensitive adhesive layer contains an ultraviolet curable pressure sensitive adhesive. The first protective sheet has a transmittance of 1% or less to an ultraviolet ray with a wavelength of 360 nm.
Claims13
A pressure sensitive adhesive sheet comprising:
- a first pressure sensitive adhesive layer;
- and a first protective sheet releasably attached to one surface of the first pressure sensitive adhesive layer, wherein
- the first pressure sensitive adhesive layer contains an ultraviolet curable pressure sensitive adhesive,
- the first protective sheet has a transmittance of 1% or less to an ultraviolet ray with a wavelength of 360 nm.
An optical film with a pressure sensitive adhesive comprising:
- an optical film including a polarizing plate;
- a first pressure sensitive adhesive layer provided on first main surface of the optical film;
- and a first protective sheet releasably attached on the first pressure sensitive adhesive layer, wherein
- the first pressure sensitive adhesive layer contains an ultraviolet curable pressure sensitive adhesive,
- the first protective sheet has a transmittance of 1% or less to an ultraviolet ray with a wavelength of 360 nm.
Dependencies are inferred from the claim text.