Cheil Industries Inc.

Lotte Advanced Materials Co., Ltd.

Samsung Sdi Co., Inc.

Byeong Yeol Kim

Seung Yong Bae

Yoen Kyoung Kim

Young Chul Kwon

Young Sil Lee

Cheon Seok Yang

Yeon Wook Chung

Yun Tack Lee

Sung Hee Ahn

Ju Sung Kim

Kang Yeol Park

Seon Ae Lee

Dong Hui Chu

Yong Hee Kang

Dong Hyun Park

Young Kyu Chang

Joong In Kim

Bong Jae Jeong

Kyu Young Kim

Won Jun Choi

Sung Min Ha

A thermoplastic resin composition of the present invention comprises a rubber-modified vinyl-based graft copolymer, a first aromatic vinyl-based copolymer, a second aromatic vinyl-based copolymer, and a polyalkylene glycol, wherein the first aromatic vinyl-based copolymer is a copolymer of methyl methacrylate, methyl acrylate, an aromatic vinyl-based monomer, and a monomer copolymerizable with the aromatic vinyl-based monomer, the second aromatic vinyl-based copolymer is a copolymer of an aromatic vinyl-based monomer and a monomer copolymerizable with the aromatic vinyl-based monomer, and the weight ratio of methyl methacrylate to methyl acrylate, in the first aromatic vinyl-based copolymer, is approximately 1:0.01 to approximately 1:0.2. The thermoplastic resin composition has excellent discoloration resistance, color, transparency, and the like even after irradiation with ionizing radiation.

Ionizing radiation-resistant thermoplastic resin composition, and molded product comprising same

A thermoplastic resin composition of the present invention comprises: a thermoplastic resin comprising a (meth)acrylic resin and an aromatic vinyl-based resin; and a siloxane compound represented by the chemical formula 1. The thermoplastic resin composition has excellent scratch resistance, mar resistance, colorability, appearance characteristics and the like.

Thermoplastic resin composition and molded product comprising same

A thermoplastic resin composition includes a base resin including a rubber-modified vinyl graft copolymer and an aromatic vinyl resin, and a siloxane compound including a repeat unit represented by Formula 1 and a repeat unit represented by Formula 2, wherein the repeat unit represented by Formula 1 and the repeat unit represented by Formula 2 are present in a mole ratio of about 2: about 1 to about 4: about 1 in the siloxane compound:  wherein Rand Rare each independently a hydrogen atom or a Cto Calkyl group, Ris a Cto Calkylene group, Ris Cto Calkyl group, and Ar is a Cto Caryl group.

Thermoplastic resin composition and article produced therefrom

A thermoplastic resin composition includes a thermoplastic resin including a polycarbonate resin; a siloxane compound represented by Formula 1; and surface-modified hydrophobic silica:  wherein Rand Rare the same or different and are each independently Cto Calkyl; Rand Rare the same or different and are each independently Cto Calkylene; Aand Aare the same or different and are each independently a glycidoxy group, an epoxy group, an amine group, a hydroxyl group, a hydrogen atom, a vinyl group, a (meth)acryloyl group, or an aryl group; and n is an integer from 2 to 80. The thermoplastic resin composition can exhibit excellent properties in terms of impact resistance, heat resistance, scratch resistance, surface gloss, mar resistance, and the like.

Thermoplastic resin composition and molded article including the same

A thermoplastic resin composition includes (A) thermoplastic resin in an amount of about 100 parts by weight, (B) flame retardant in an amount of about 1 to about 10 parts by weight, and (C) carbon nanotubes in an amount of about 0.005 to about 0.05 parts by weight. The thermoplastic resin composition of the present invention can have excellent anti-dripping properties.

Thermoplastic resin composition with anti-dripping properties

Disclosed herein are an electrically conductive thermoplastic resin composition and a plastic article. The electrically conductive thermoplastic resin composition comprises about 80 to about 99% by weight of a thermoplastic resin, about 0.1 to about 10% by weight of carbon nanotubes and about 0.1 to about 10% by weight of an organo nanoclay.

Electroconductive thermoplastic resin composition and plastic article including the same

A supported catalyst with a solid sphere structure of the present invention includes an oxide supporting body and a metal such as Ni, Co, Fe, or a combination thereof distributed on the surface and inside of the supporting body. The supported catalyst with a solid sphere structure can maintain a spherical shape during heat treatment and can be used with a floating bed reactor due to the solid sphere structure thereof.

Supported catalyst with solid sphere structure, method for preparing the same and carbon nanotubes prepared using the same

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Uiwang-si, South Korea

Byeong Yeol Kim