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US 9,791,608 B2Granted
Polarizing plate and liquid crystal display comprising the same
AssigneeLG Chem, Ltd.
InventorsIn Ho Hwang, Ki Ok Kwon, No Ma Kim, Sung Hyun Nam, In Kyu Park, Sung Soo Yoon, Kyun Il Rah, Min Ki Lee
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Abstract
The present invention relates to a polarizing plate and a liquid crystal display device. In the present invention, the polarizing plate is lightweight and has a small thickness and excellent properties including durability, water resistance, workability, pressure-sensitive adhesion and light leakage prevention ability; and the liquid crystal display device including the same are provided.
Claims11
A polarizing plate, comprising:
- a polarizer;
- an adhesive layer directly attached to at least one surface of the polarizer;
- and
- an acrylic pressure-sensitive adhesive layer directly attached to the adhesive layer, wherein the acrylic pressure-sensitive adhesive layer includes a first layer and a second layer, and
- wherein the first layer is directly adjacent to the adhesive layer and has a tensile modulus at 25° C. of 300 MPa to 850 MPa, and the second layer has a tensile modulus at 25° C. of 0.01 MPa to 1.0 MPa, and
- wherein the first layer comprises a cross-linking structure comprising an acryl polymer cross-linked by a multifunctional cross-linking agent and a cross-linking structure comprising a polymerized multifunctional acrylate.
3 more elements
Dependencies are inferred from the claim text.