Provided are a pressure-sensitive adhesive tape, a polishing pad, a method of manufacturing the same, a polishing device and a method of manufacturing a glass substrate. The illustrative pressure-sensitive adhesive tape may be a pressure-sensitive adhesive tape for a polishing material. The pressure-sensitive adhesive tape may be effectively fixed to a surface plate without bubbles, and have excellent resistance to water and a polishing solution and shear strength applied in a polishing process. In addition, the pressure-sensitive adhesive tape may be easily removed from a carrier or surface plate for a polishing pad without residues after polishing.

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.

Provided is an adhesive provided by patterning a metal plate with a predetermined elastic modulus, wherein the adhesive is compressively deformed in response to an operation of an adherend to be folded, so that the adhesive can easily return to an original state thereof through formation of a plurality of inner neutral planes upon deformation.

Provided is a novel transparent adhesive material having low relative permittivity as well as excellent adhesive characteristics, whereby an olefinic polymer resin layer and an acrylic polymer adhesive layer can be suitably integrated. Suggested is a transparent adhesive material provided with an outermost surface layer containing an acrylic polymer (B) and a photocrosslinking initiator, and an intermediate layer containing an olefinic polymer (A), a crosslinking agent, and a photocrosslinking initiator, in which the intermediate layer contains a (meth)acrylate monomer as the crosslinking agent.

Provided herein are multilayer tape constructions comprising a damping layer and a bonding layer, wherein the multilayer tape construction effectively dissipates vibrations at low temperatures. The materials and configurations of the layers are selected such that the glass transition temperature of the bonding layer is greater than the glass transition of the damping layer, and the difference between the glass transition temperatures is related to the relative thicknesses of the damping layer and the bonding layer. The multilayer tape constructions may further comprise a carrier layer. Also provided are systems and methods using the disclosed multilayer tape constructions.

The present disclosure relates to a light bar adhesive tape for a backlight source, including: a transparent bonding material layer configured to be bonded to a surface of a light bar flexible circuit board; a black and white flexible coating layer having a black surface on one side and a white surface on the other side, the white surface of the black and white flexible coating layer being bonded with the transparent bonding material layer; and a black and white bonding material layer having a black surface on one side and a white surface on the other side, the black surface of the black and white bonding material layer being bonded with the black surface of the black and white flexible coating layer. The present disclosure also relates to a backlight module including the light bar adhesive tape as above described and a display device including the backlight module.

There is provided an optical laminate with pressure-sensitive adhesive layers on both surfaces, which is suppressed damage from occurring to a low-refractive index layer in vacuum lamination while maintaining excellent characteristics of the low-refractive index layer. An optical laminate with pressure-sensitive adhesive layers on both surfaces according to an embodiment of the present invention comprises: a substrate; a low-retractive index layer formed on the substrate; a first pressure-sensitive adhesive layer arranged so as to be adjacent to the low-refractive index layer; and a second pressure-sensitive adhesive layer serving as one outermost layer. The low-refractive index layer has a porosity of 50% or more, the first pressure-sensitive adhesive layer has a storage modulus of elasticity of from 1.3×10.sup.5 (Pa) to 1.0×10.sup.7 (Pa), and the second pressure-sensitive adhesive layer has a storage modulus of elasticity of 1.0×10.sup.5 (Pa) or less.

A double-sided pressure-sensitive adhesive tape includes a support base member having a hand tearable property, a first acrylic adhesive layer on one surface of the support base member, and a second acrylic adhesive layer on another surface of the support base member. The first acrylic adhesive layer has a thickness t1 that is 5 μm or more and 50 μm or less, the second acrylic adhesive layer has a thickness t2 that is greater than the thickness t1 of the first acrylic adhesive layer and is 20 μm or more, the second acrylic adhesive layer has gel fraction X2 that is 20 mass % or more and 75 mass % or less, and the second acrylic adhesive layer has adhesive force greater than adhesive force of the first acrylic adhesive layer.

The invention provides a frameless photo-energy assembly including a photo-energy converter, wherein an edge of the photo-energy converter is sealed by an adhesive tape, comprising an adhering layer for adhesion and cushioning; and an aging-resistant protective layer. The adhering layer is used to contact the edge of an article and comprises: a substrate layer; optionally, a first adhesive layer and a second adhesive layer situated at both sides of the substrate layer oppositely, wherein the first adhesive layer being used to be contact with the article. The aging-resistant protective layer is situated on the adhering layer, which comprises: an optional primer layer, which is situated on the adhering layer; and a film layer, which is situated on either the primer layer or the substrate or the second adhesive layer. The invention further provides an adhesive tape for sealing an edge of an article and an article made of the assembly.

A transparent protective layer and an electronic device including a transparent protective layer are provided. The transparent protective layer includes a first transparent plate having a first surface facing in a first direction and a second surface facing in a second direction opposite to the first direction; and an adhesive layer disposed on the second surface of the first transparent plate. The adhesive layer includes a first adhesive layer having a first adhesive force, and a second adhesive layer having a second adhesive force, which is less than the first adhesive force.