Cheil Industries Inc.

Sun Hong Park

Jin Woo Lee

Gyu Chan Cho

Chang Gyu Im

Sei Jin Oh

Sung Kook Kim

Bang Duk Kim

Jong Kwan Kim

Cheol Ho Kim

A polycarbonate resin composition for a flame retardant film includes 100 parts by weight of a polycarbonate resin, about 0.01 to about 10 parts by weight of a silicon compound, about 0.01 to about 1.5 parts by weight of an organic sulfonic acid metal salt having an average particle diameter of about 100 to about 400 &#x3bc;m, and about 0.01 to about 1 part by weight of a polyfluoroethylene resin.

Polycarbonate resin composition for flame retardant film, flame retardant film including the resin composition and method for producing the flame retardant film

An optical laminate film, a backlight unit, and a liquid crystal display module, the optical laminate film including a multilayer film composed of multiple layers including at least two polymers having different refractive indexes, the multilayer film transmitting only a light component vibrating in a direction parallel to one transmittance axis while reflecting other light components; an embossed diffusing film laminated on one side of the multilayer film, the embossed diffusing film having roughness on a surface thereof; and a microlens film laminated on another side of the multilayer film, the microlens film having microlenses arranged on a surface thereof.

Optical laminate film, backlight unit including the same, and liquid crystal display including the same

A light diffusion film includes a thermoplastic resin, a surface of the light diffusion film has a roughness (Ra) of about 0.5 to about 3 &#x3bc;m and a height distribution index (HDI) of about 3 to about 8 &#x3bc;m, and the light diffusion film has a retardation of not more than about 25 nm.

Light diffusion film with uniform surface roughness and low retardation value, display including the same, and associated methods

A method of extrusion molding a prism film and a prism film manufactured by the same, the method including providing a molten film, simultaneously forming a prism pattern and an embossed pattern on opposite surfaces of the molten film by passing the molten film through a gap between a prism roll and an emboss roll, and cooling the molten film having the prism pattern and the embossed pattern on opposite surfaces thereof.

Growing community of inventors

Uiwang-si, South Korea

Sun Hong Park