Lg Chem, Ltd

Lg Energy Solution, Ltd.

Jong Won Lee

Hyeon Sik Choi

Dong Hyun Kim

Sang Hoon Choy

Houngsik Yoo

Gyemin Kwon

Byoung Hoon Ahn

Yelin Kim

Houng Sik Yoo

Dong Hyun Cho

Jin Young Ryu

Eun Joo Choi

KyungYeon Kang

Jihee Woo

Jongheon Seol

Jungkeun Yoo

Seung Young Park

Hyun Ju Cho

Han Na Lee

Chang Wan Koo

Kyoung Hoon Kim

Sung-Kyoung Kim

Seong Kyun Kang

Gye Min Kwon

Woo Sung Kim

Hyun Chul Ha

Hye Lim Sim

A negative electrode slurry composition including (1) clay particles having, a plate-type structure and an average particle diameter (D) of 10 nm to 2 &#x3bc;m, (2) carboxymethylcellulose (CMC), (3) a negative electrode active material, and (4) an aqueous solvent, wherein a weight ratio of the carboxymethylcellulose and the clay particles is 9.5:0.5 to 4:6. The negative electrode slurry composition is capable of solving problems due to the deterioration of storage stability and dispersibility of solids in a negative electrode slurry composition having a high solid content.

Negative electrode slurry composition for lithium secondary battery, and method for preparing the same

The present invention relates to a positive electrode active material pre-dispersion composition which includes a lithium iron phosphate-based positive electrode active material, a dispersant, and a solvent, wherein the dispersant includes a hydrogenated nitrile butadiene rubber (HNBR), a slurry composition for a secondary battery positive electrode which is prepared by using the positive electrode active material pre-dispersion composition, a positive electrode for a secondary battery, and a lithium secondary battery including the positive electrode.

Positive electrode active material pre-dispersion composition including hydrogenated nitrile butadiene rubber as dispersant, positive electrode for secondary battery, and lithium secondary battery including the positive electrode

Provided are a resin blend, a copolymer, a pellet, a method of manufacturing a resin molded article using the same, and a resin molded article. The exemplary resin blend may provide a protective film for a polarizing plate having an excellent adhesive strength to a polarizer. In addition, when the resin blend is used, additional primer coating on the protective film for a polarizing plate may be omitted, and an excellent adhesive strength to the polarizer may be exhibited, thereby reducing production time and cost and increasing productivity.

Resin blend

The present disclosure relates to a carbon black dispersion solution comprising carbon black, a dispersion medium, and partially hydrogenated nitrile rubber having a residual double bond (RDB) value of 0.5% by weight to 40% by weight calculated according to the following Mathematical Formula 1, wherein dispersed particle diameters of the carbon black have particle size distribution Dof 0.1 &#x3bc;m to 2 &#x3bc;m, a method for preparing the same, and methods for preparing electrode slurry and an electrode using the same.

Carbon black dispersion solution and manufacturing method therefor

The present disclosure relates to a carbon nanotube dispersion including entangled-type carbon nanotubes, a dispersion medium, and partially hydrogenated nitrile rubber having a residual double bond (RDB) value of 0.5% by weight to 40% by weight calculated according to the following Mathematical Formula 1, wherein dispersed particle diameters of the carbon nanotubes have particle size distribution Dof 2 &#x3bc;m to 5 &#x3bc;m, a method for preparing the same, and methods for preparing electrode slurry and an electrode using the same.

Carbon nanotube dispersion liquid and manufacturing method thereof

The present disclosure relates to a carbon nanotube dispersion liquid comprising bundle-type carbon nanotubes; a dispersion medium; and a polyvinyl butyral resin having a weight average molecular weight of greater than 50,000, a method for preparing the same, methods for preparing electrode slurry and an electrode using the same, and an electrode and a secondary battery prepared using the carbon nanotube dispersion liquid.

Carbon nanotube dispersion and method for producing same

Disclosed are a resin blend, a copolymer, a pellet, a method of manufacturing a resin-molded article using the same, and a resin-molded article. The exemplary resin blend can be useful in providing a protective film for polarizing plates having excellent adhesive strength to a polarizer. Also, the resin blend can be useful in exhibiting excellent adhesive strength to the polarizer without performing an additional primer coating process on a surface(s) of the protective film for polarizing plate, thereby reducing production time and cost and improving productivity.

The present disclosure relates to a carbon nanotube dispersion including carbon nanotubes, a dispersion medium, and partially hydrogenated nitrile rubber having a residual double bond (RDB) value of 0.5% by weight to 40% by weight calculated according to Mathematical Formula 1, a method for preparing the same, and methods for preparing electrode slurry and an electrode using the same.

An organic zinc catalyst and a preparation method thereof are provided. According to the present invention, the organic zinc catalyst has a smaller thickness and a larger surface area to exhibit more improved activity in polymerization for the preparation of a poly(alkylene carbonate) resin.

Organic zinc catalyst and preparation method thereof

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Daejeon, South Korea

Jong Won Lee