Cheil Industries Inc.

Samsung Sdi Co., Inc.

Hwan Sung Cheon

Seung Ho Han

Min Gyum Kim

Jin Kuk Lee

Kyong Ho Yoon

Min Soo Kim

Dong Hwan Lee

Dong Seon Uh

Jong Seob Kim

Irina Nam

Chang Il Oh

Jin Min Cheon

Jung Seob Kim

Young Jong Kim

Myoung Youp Shin

Il Jin Kim

In Cheon Han

Won Kyu Kim

Man Suk Kim

Jong-Seob Kim

Yong Hee Kang

Kyung Hee Hyung

Nataliya Tokareva

Inga Tuzovskaya

Jee Yun Song

Eui Soo Jeong

Dong Hoon Won

Seung Hyun Kim

An adhesive composition for polarizing plates includes a (meth)acrylic copolymer prepared by copolymerization of a monomer mixture and a curing agent. The monomer mixture includes a hydroxyl group-containing (meth)acrylic monomer, a tertiary amine group-containing (meth)acrylic monomer and a monomer having a glass transition temperature (Tg) of about 100&#xb0; C. or greater. The adhesive composition has a gel fraction of about 50% or greater after aging for 12 hours. An adhesive film is formed from the adhesive composition. An optical display includes the adhesive film.

Adhesive composition for polarizing plate, polarizing plate including the same, and optical display including the same

An adhesive film of the present invention comprises a (meth)acrylate-based copolymer and a cross-linking agent, and a gel fraction thereof is approximately 50-95%, and a ratio of change G' in storage modulus thereof, represented by the following formula 1, is 20% or less.&#x2032;=(7&#x2212;1)/1&#xd7;100&#x2003;&#x2003;[Formula 1] (In formula 1, G1 is a storage modulus at 25&#xb0; C. when the adhesive film is matured at 23&#xb0; C. and a relative humidity (RH) of 55% for one day, and G7 represents a storage modulus at 25&#xb0; C. when the adhesive film is matured at 23&#xb0; C. and an RH of 55% for seven days.)

Adhesive film and display member using same

The present invention relates to a compound containing phosphonium ion of a chemical formula 1, an epoxy resin composition containing the same, and a device manufactured by using the same.

Compound containing phosphonium ion, epoxy resin composition containing same, and device manufactured by using same

The present invention relates to a pyridinium-based compound of chemical formula 1, an epoxy resin composition comprising the same, and an apparatus manufactured by using the same.

Pyridiniuivi-based compound, epoxy resin composition comprising same, and apparatus manufactured using same

The present invention relates to a curing catalyst for an epoxy resin composition represented by chemical formula 1, an epoxy resin composition comprising the same, and an apparatus manufactured using the same.

Curing catalyst for epoxy resin composition, epoxy resin composition comprising same, and apparatus manufactured by using same

An epoxy resin composition includes: an epoxy resin; a curing agent; a curing accelerator; and an inorganic filler, wherein the curing accelerator includes a 4-valent ammonium salt or a 4-valent phosphonium salt represented by Formula 1, wherein Ais nitrogen or phosphorus; R, R, Rand Rare each independently a substituted or unsubstituted Cto Chydrocarbon group, or a substituted or unsubstituted Cto Chydrocarbon group including a hetero atom; X, X, X, X, Xand Xare each independently an oxygen atom (O), a sulfur atom (S), or NH; and Y, Yand Yare each independently a substituted or unsubstituted Cto Chydrocarbon group, or a substituted or unsubstituted Cto Chydrocarbon group including a hetero atom.

Epoxy resin composition for encapsulating semiconductor device and semiconductor device encapsulated using the same

A quaternary phosphonium salt, an epoxy resin composition including the quaternary phosphonium salt, and a semiconductor device encapsulated with the epoxy resin composition, the quaternary phosphonium salt being represented by Formula 1: 

Quaternary phosphonium salt, epoxy resin composition for encapsulating semiconductor device and including the quaternary phosphonium salt, and semiconductor device encapsulated with the epoxy resin composition

The present invention relates to a phthalocyanine compound represented by Formula 1, a dye including the same, a photosensitive resin composition including the same, and a color filter prepared using the same. In Formula 1, Zto Zand Mare the same as defined in the specification, wherein 1 to 8 of Zto Zare substituted with one of Formulae 2 to 5, as also defined in the specification. The phthalocyanine compound can have high luminance, high contrast, and excellent heat resistance. 

Photosensitive resin composition for color filter, and color filter prepared using the same

The present invention relates to a compound represented by Formula 1, wherein in Formula 1, each of Rto Ris the same as defined in the specification, a photosensitive resin composition comprising the same, and a color filter prepared using the same. The color filter can realize high contrast and high brightness. 

Photosensitive resin composition and color filter prepared using the same

Disclosed herein are a thermoplastic copolymer, which is a polymer of a monomer mixture including: a phosphorus (meth)acrylic monomer represented by Formula 1; an aromatic vinyl monomer; and a vinyl cyanide monomer. The thermoplastic copolymer can exhibit excellent flame retardancy with minimal or no deterioration in heat resistance, and is eco-friendly.  wherein Ris hydrogen or methyl; Ris a substituted or unsubstituted Cto Chydrocarbon group; Rand Rare each independently a substituted or unsubstituted Cto Ccyclic hydrocarbon group; m is an integer from 1 to 10; and n is an integer from 0 to 5.

Flame retardant thermoplastic copolymer, method for preparing the same, and molded article including the same

A hardmask composition includes an organic solvent and one or more aromatic ring-containing polymers represented by Formulae 1, 2 and 3: 

Hardmask composition having antireflective properties and method of patterning material on substrate using the same

An aromatic ring-containing polymer, a polymer mixture, an antireflective hardmask composition, and a method for patterning a material on a substrate, the aromatic ring-containing polymer including at least one aromatic ring-containing polymer represented by Formulae 1, 2, or 3.

Aromatic ring-containing polymer, polymer mixture, antireflective hardmask composition, and associated methods

A polymer composition includes an aromatic ring-containing polymer represented by Formula 1: 

Polymer composition, hardmask composition having antireflective properties, and associated methods

A hardmask composition includes an organic solvent and one or more aromatic ring-containing polymers represented by Formula 1, 2 and 3: 

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Uiwang-si, South Korea

Hwan Sung Cheon