Lg Hausys, Ltd.

Lg Chem, Ltd

Lg Mma Corp.

Chang Hak Shin

Ku Il Park

Deok Ryul Hwang

Hwan Seok Park

Jong Hun Lee

Seong Hoon Yue

Yea Ri Song

Min Hee Lee

Eung Kee Lee

Sang Won You

Eun-Jin Jeon

Hye-Won Seo

Tae Hwa Lee

Young-Soo Lee

Provided is an acrylic multilayered film with high weather resistance, comprising an upper film and a lower film, wherein the upper film comprises a polyvinylidene fluoride and a first acrylic copolymer containing a first functional group, and the lower film comprises an acrylic thermoplastic resin and a second acrylic copolymer containing a second functional group.

Acrylic multilayered film with high weather resistance, and preparation method thereof

Described herein is an automotive sheet heater. The automotive sheet heater includes a stacked structure of a far-infrared radiating layer, a metal layer, and a metal wire-containing carbon nanotube heating layer. The carbon nanotube heating layer includes 1 wt % to 50 wt % of metal wires.

Automotive sheet heater using radiant heat

A transparent resin laminate includes: a high-hardness hard coating layer having a pencil hardness of 6H to 8H; a transparent (meth)acrylic resin layer; and an impact resistant hard coating layer including a urethane bond-containing acrylic resin.

Transparent resin laminate and touch screen panel including the same

Provided is a heating sheet for a battery module, including: a surface heating element; an insulating layer on one surface of the surface heating element; and an insulating adhesive layer on the other surface of the surface heating element, in which the area of the heating portion of the surface heating element is 40% to 90% of the entire area of the battery cell to which the surface heating element is attached. Also provided is a battery module including the heating sheet for a battery module and the battery cell, in which the area of the heated portion of the battery cell is 40% to 90% of the entire area of the battery cell.

Heating sheet for battery module and battery module including same

Disclosed is a multilayer optical film having a structure in which a first resin layer and a second resin layer are alternately laminated, wherein the first resin layer comprises a crystalline naphthalene dicarboxylic-acid polyester and the second resin layer comprises polyethylene terephthalate glycol (PETG). Also disclosed is a method for manufacturing a multilayer optical film comprising (a) melting extrusion a first resin comprising a crystalline naphthalene dicarboxylic-acid polyester and a second resin comprising PETG respectively and then alternately laminating the first resin and the second resin; and (b) elongating the laminated sheet in step (a) and then thermosetting them.

Multilayer optical film having high heat resistance and method for manufacturing the same

Disclosed are an acrylic resin film maintaining a gloss and having good transparency, processing properties, and impact resistance after thermal molding, and a method for manufacturing same. The acrylic resin film according to the present invention includes 10 to 70 parts by weight of an acrylic resin having high fluidity, 10 to 70 parts by weight of an acrylic resin having high hardness, and 5 to 20 parts by weight of an acrylic impact reinforcing material based on 100 parts by weight of the total weight.

Growing community of inventors

Seoul, South Korea

Chang Hak Shin