Lg Chem, Ltd

Ye Jin Lee

Ki Soo Lee

Eun Kyoung Song

Daesik Hong

Joongsoo Kim

Jinyoung Kwak

Yi Young Choi

Hyuck Ju Kwon

Eunyoung Shin

Dae Sik Hong

Yoon Ki Hong

Chang Woan Han

Hye Kyung Lee

Young Suk You

Sung Min Lee

Bog Ki Hong

Sun Mi Kim

Soon Ho Sun

Eun Young Shin

Joong Soo Kim

Jongsang Park

Se Young Kim

Byung Seok Kim

Sol Cho

Yu Taek Sung

Yeonsoo Kim

Ki Heon Song

Changsub Kim

Youngsuk You

Jinmo Kim

The present disclosure relates to an ethylene/1-hexene copolymer having excellent flexibility and processability and useful for manufacturing high-pressure heating pipes, PE-RT pipes or large-diameter pipes.

Ethylene/1-hexene copolymer having improved flexibility and processibility

Provided is an ethylene/1-butene copolymer having excellent processability and stress cracking resistance. The ethylene/1-butene copolymer according to the present invention may be applied to a high-pressure resistant heating pipe, a PE-RT pipe, a large diameter pipe, etc.

Ethylene/1-butene copolymer having excellent processability

A catalyst composition, a method from preparing an olefin polymer using the same, and an olefin polymer prepared from the same are disclosed herein. In some embodiments, a catalyst composition includes a first metallocene compound represented by the Chemical Formula 1, a second metallocene compound represented by the Chemical Formula 2, and a support. The catalyst composition can exhibit high activity in an olefin polymerization reaction and thus contribute to reducing catalyst costs, and can also exhibit high copolymerizability which can secure excellent processability and long-term physical properties, and thus, is suitable for providing polymers for pipes.

Hybrid supported metallocene catalyst and method for preparing olefin polymer using the same

The present invention relates to a polyethylene copolymer which has excellent processability and long-term durability, and thus is useful for hollow molding of a pipe or the like.

Polyethylene copolymer and method for preparing same

A catalyst composition and a method for preparing an olefin polymer by using the same are provided herein. In some embodiments, a catalyst composition includes a transition metal compound having a compound (A) represented by Chemical Formula 1 and a compound (B) represented by Chemical Formula 2 present in a molar ratio of 1.6:1 to 18. The catalyst composition has high activity in an olefin polymerization reaction and can contribute to a reduction of catalyst cost. The catalyst composition aides in high copolymerizability of olefin monomers, and the produced olefin polymers can exhibit excellent processability and long-term physical properties, suitable for a pipe.

Catalyst composition and method for preparing olefin polymer using same

The present invention relates to a method for predicting the physical properties of polymers. More specifically, the present invention relates to a method for predicting the processability of polymers using a molecular weight distribution curve.

Method for predicting physical properties of polymers

The present invention relates to a supported hybrid catalyst system for ethylene slurry polymerization and a method for preparing ethylene polymer therewith. The supported hybrid catalyst system according to the present invention may exhibit high activity during ethylene slurry polymerization, and enables preparation of an ethylene polymer having a narrow molecular weight distribution but excellent processability.

Supported hybrid catalyst system for ethylene slurry polymerization and method for preparing ethylene polymer with the catalyst system

The present invention relates to a method for predicting the physical properties of polymers. More specifically, the present invention relates to a method for predicting long-term stability of polymers using a molecular weight distribution curve.

The present invention relates to an ethylene/alpha-olefin copolymer having excellent processability. The ethylene/alpha-olefin copolymer according to the present invention has excellent processability and is therefore suitable for producing products by an injection molding method.

Ethylene/alpha-olefin copolymer having excellent processability

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Daejeon, South Korea

Ye Jin Lee