Lg Chem, Ltd

Genechem Inc.

Sang Mi Lee

Ro Mi Lee

Min Soo Kim

Jin Young Kim

Chun Ho Park

Jung Ho Jo

Yong Yeon Hwang

No Ma Kim

Min Jung Kim

Hyeong Seuk Yun

Moon Seok Chun

Sung Joon Min

Jun Young Yoon

Soon Ho Kwon

Eun Soo Kang

Yeong Min Lee

Heung Yeal Choi

Seongku Kim

Hang Ah Park

Hee Han

Yu Jin Kim

Hyun Taek Oh

Byung Hoon Yoon

Choon Hwa Lee

Ho Young Lee

Hoonseo Park

Hae Sung Sohn

Hye Kyung Han

Kyung Chang Seo

Kichul Koo

Sun Keun Kim

Chang Woo Kim

Jun Hyun Park

Jun Seok Ko

Kyoung Hoon Kim

He Seung Lee

Tae Chul Lee

Yoon Bin Lim

Du Weon Yoon

Dae Hee Kim

Ki Seok Son

Da Won Chai

Byung-Gee Kim

Yun Hee Choi

Ji Young Yang

Sun Youp Kang

Jin Suk Woo

Won Min Seo

Tae Chui Lee

Young Chel Choi

Jae-Kyung Song

The present invention provides a method for preparing a modified and conjugated diene-based polymer, which may prevent processability degradation by restraining the increase of mooney viscosity during post-treatment using steam with high temperature or storage for a long time by stabilizing a modified polymer using a modification stabilizer, and a modified and conjugated diene-based polymer prepared by the preparation method.

Method for preparing modified and conjugated diene-based polymer and modified and conjugated diene-based polymer prepared using the same

A liquid crystal alignment agent composition for producing a liquid crystal alignment film having enhanced alignment property and stability and a high voltage holding ratio, a method of producing a liquid crystal alignment film using the same, and a liquid crystal alignment film and a liquid crystal display device using the same, are provided.

Liquid crystal alignment agent composition, method of producing liquid crystal alignment film using the same, and liquid crystal alignment film using the same

The present invention provides a liquid crystal aligning agent composition that has excellent storage stability, can secure a high imidization rate, and can produce a liquid crystal alignment film having improved film strength together with liquid crystal alignment properties, a method for producing a liquid crystal alignment film using the same, and a liquid crystal alignment film and a liquid crystal display device using the same.

Liquid crystal aligning agent composition, method for producing liquid crystal alignment film using same, and liquid crystal alignment film using same

The present invention relates to a polymer having excellent liquid crystal alignment and electrical properties and thus is suitable for use as a liquid crystal alignment agent, a liquid crystal alignment agent containing the same, a liquid crystal aligning film formed from the liquid crystal alignment agent, and a liquid crystal display device containing the liquid crystal aligning film.

Polymer for liquid crystal alignment agent, liquid crystal alignment agent comprising the same, and liquid crystal alignment film and liquid crystal display device using the same

The present invention relates to a liquid crystal aligning agent composition for producing a liquid crystal alignment film having improved film strength together with liquid crystal alignment properties, a method for producing a liquid crystal alignment film using the same, and a liquid crystal alignment film and a liquid crystal display device using the same.

The present invention relates to a liquid crystal aligning agent composition capable of securing a high imidization rate under relatively mild curing conditions, minimizing side reactions and thus having excellent stability, a method for producing a liquid crystal alignment film using the same, and a liquid crystal alignment film and a liquid crystal display device using the same.

The present invention provides a liquid crystal alignment film not only having an excellent alignment property and stability, but also having high film strength, and thus exhibiting excellent durability and a high residual image property, a method for preparing the same, and a liquid crystal display device using the same.

Liquid crystal alignment film, method for preparing the same and liquid crystal display device using the same

The present invention relates to a liquid crystal aligning agent composition for forming a liquid crystal alignment film exhibiting excellent alignment and electrical characteristics and simultaneously having excellent film strength, a method for preparing a liquid crystal alignment film using the same, and a liquid crystal alignment film and a liquid crystal display device using the same.

Liquid crystal aligning agent composition, method for preparing liquid crystal alignment film using same, and liquid crystal alignment film using same

The present invention relates to a method for preparing a modified conjugated diene-based polymer, and more particularly, provides a method for preparing a modified conjugated diene-based polymer including a step of polymerizing a conjugated diene-based monomer in the presence of an organometal compound in a hydrocarbon solvent to prepare an active polymer which is coupled with an organometal (S1); and a step of reacting or coupling the active polymer prepared in step (S1) with a modifier (S2), wherein step (S1) is continuously performed in two or more polymerization reactors, and a polymerization conversion ratio in a first reactor among the polymerization reactors is 50% or less.

Method for preparing modified conjugated diene-based polymer

The present invention relates to a modified conjugated diene-based polymer containing a functional group derived from a tertiary amine compound represented by Formula 1, a method of preparing the same, and a tertiary amine compound represented by Formula 1.

Amine compound, modified conjugated diene-based polymer containing functional group derived therefrom, and method of preparing the modified conjugated diene-based polymer

The present invention relates to a modified conjugated diene-based polymer, a method of preparing the same, and a rubber composition including the same, and more specifically provides a rubber composition which includes a repeating unit derived from a conjugated diene-based monomer having a trans-1,4 bond content of 80 wt % or more and a functional group derived from an alkoxysilane-based modifier, a method of preparing the same, and a rubber composition including the same.

Modified conjugated diene-based polymer, method for preparing the same and rubber composition comprising the same

The present invention provides an azasilane-based modifier of Formula 1, which may easily introduce a functional group having affinity with a filler into a conjugated diene-based polymer chain, a modified and conjugated diene-based polymer including the functional group derived from the azasilane-based modifier, a method for preparing the modified and conjugated diene-based polymer, a rubber composition including the modified and conjugated diene-based polymer, and a molded article and a tire manufactured from the rubber composition.

Azasilane-based modifier, and method for preparing modified and conjugated diene-based polymer using the same

The present invention provides a modified conjugated diene-based polymer which includes a functional group derived from a substituted styrene-based compound and a functional group derived from an aminosilane-based compound, a method for preparing the same, and a rubber composition including the same. The modified conjugated diene-based polymer includes the functional group derived from an aminosilane-based compound of Formula 1 and a functional group derived from a substituted styrene-based compound of Formula 2 at both terminals of a main chain, and thus, shows a high modification ratio. When applying the polymer in a rubber composition, excellent affinity with a filler may be shown, and as a result, agglomeration of a filler in the rubber composition may be prevented, and the dispersibility of the filler may be increased, thereby improving the processability of the rubber composition.

Modified conjugated diene-based polymer and method for preparing the same

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Daejeon, South Korea

Sang Mi Lee