Lg Chem, Ltd

Electronics and Telecommunications Research Institute

Korea Advanced Institute of Science and Technology

Lg Energy Solution, Ltd.

Yonsei University

Postech Academy-industry Foundation

Mvtech

Won Jae Lee

Chul Haeng Lee

Ji Eun Kim

Gi Heon Kim

Yong-Jin Choe

Juhan Kim

Eugene Oh

Myungjin Kong

Hyun Kil Nam

Jae Hoon Choe

Jung Yong Lee

Hyeon Hui Kim

Dong Cheol Choe

Jong Young Choi

Yong Hae Kim

Dae Sung Kim

Chi-Sun Hwang

Won Jong Kwon

Hyunjoo Lee

Hojun Ryu

Chul Am Kim

Yong Jin Choe

Jaehong Lee

Sungpil Yang

Jin Kyu Lee

Ye Hoon Im

Yil Suk Yang

Byoung Gon Yu

Seung Youl Kang

Min Su Kim

Kyoung Ik Cho

Young Min Lim

Jaehyun Moon

Jong-Heon Yang

Chul Woong Joo

Jae-Eun Pi

Seong-Mok Cho

Joo Yeon Kim

In Kyu Park

Chang Soo Kim

In Kyu You

Jong Hyun Chae

Kwon Nam Sohn

Hag Young Kim

Jun Won Choi

Jeho Na

Ji Hun Choi

Chui Haeng Lee

Mi Jin Lee

Ju Han Kim

Kun-Hong Lee

Won Ho Lee

Dong Il Lee

Ho Gi Kim

Ji Hyang Son

Hyun Kyung Yoon

Hee-ok Kim

Jae Hong Lee

Hyun Joo Lee

Youngjin Yi

Ha Kyun Lee

Yoo Hyun Park

Hyunjung Cho

Eu Gene Oh

Dong Su Song

Byung Soo Kang

Hyun Jik Lee

Soon Gil Yoon

Joon Hyung Ahn

Provided is a polymer dispersed liquid crystal display including a first substrate and a second substrate disposed to oppose each other, a first electrode on an upper surface of the first substrate, a second electrode on a lower surface of the second substrate, wherein the upper surface of the first substrate faces the lower surface of the second substrate, a liquid crystal layer disposed between the first electrode and the second electrode, quid crystal drops distributed in the liquid crystal layer, and nano-particles distributed in the liquid crystal layer, wherein the nano-particles are insulators and may have light transmittance.

Polymer dispersed liquid crystal and polymer dispersed liquid crystal display including the same

Provided is a display device including a first display, the first display includes a first substrate, a first electrode on the first substrate, a second electrode on the first electrode, a second substrate on the second electrode, and a liquid crystal layer disposed between the first electrode and the second electrode, the liquid crystal layer includes a liquid crystal and a black dye, and the black dye includes at least one of a first black dye, a second black dye, and a third black dye. The first black dye is a compound in which three naphthalene rings are connected via two azo groups, the second black dye is a compound in which two naphthalene rings and one aromatic group are connected via two azo groups, and the third black dye is a compound in which three naphthalene rings and one aromatic group are connected via three azo groups.

Display device including transmittance control display

An apparatus which analyses a depth of a holographic image is provided. The apparatus includes an acquisition unit that acquires a hologram, a restoration unit that restores a three-dimensional holographic image by irradiating the hologram with a light source, an image sensing unit that senses a depth information image of the restored holographic image, and an analysis display unit that analyzes a depth quality of the holographic image, based on the sensed depth information image, and the image sensing unit uses a lensless type of photosensor.

Apparatus for analyzing depth of holographic image and analyzing method thereof

The present invention relates to a method for preparing a carbon nanotube fiber which is a continuous array of carbon nanotube. The present invention enables minimization of rotational flow inside a tube reactor and thus can facilitate enhanced tensile strength of the prepared carbon nanotube fiber.

Method for preparing carbon nanotube fiber having enhanced tensile strength

The present invention relates to a modification polymerization initiator and a method for preparing the same, and the modification polymerization initiator includes a derived unit from a compound represented by Formula 1 and may include various functional groups in a molecule, and thus, may initiate polymerization reaction and introduce a functional group into a polymer chain at the same time. In addition, the preparation method according to the present invention may prepare the modification polymerization initiator with high purity in high yield.

Modification polymerization initiator and method for preparing the same

The present invention relates to a method for preparing a lithium bis(fluorosulfonyl)imide salt, including a step of dissolving bis(chlorosulfonyl)imide in an organic solvent in a non-glass vessel to prepare a first reaction solution; a step of injecting lithium fluoride (LiF) to the first reaction solution in the non-glass vessel and refluxing while heating to prepare a second reaction solution; a step of separating a product including a lithium bis(fluorosulfonyl)imide salt and the organic solvent from the second reaction solution; and a step of obtaining the lithium bis(fluorosulfonyl)imide salt in a solid phase from the product, wherein the organic solvent is at least one or more selected from the group consisting of ethyl acetate, butyl acetate, chloroform, dichloromethane, dichloroethane, benzene, xylene and acetonitrile.

Method for preparing lithium bis(fluorosulfonyl)imide salt

The present invention relates to a method for producing a carbon nanotube fiber aggregate and provides a carbon nanotube fiber aggregate having an improved level of alignment through ultrasonic wave application and low speed recovery.

Method for producing carbon nanotube fiber aggregate having improved level of alignment

The present invention relates to a method for preparing a modification polymerization initiator with a high conversion ratio by minimizing side reactions. According to the method for preparing a modification polymerization initiator, a modification polymerization initiator which may easily initiate polymerization and provide a polymer with a functional group having affinity with a filler, may be prepared. Particularly, by performing the method using a continuous reactor, the production of by-products may be decreased, and as a result, the conversion ratio may be increased and a modification polymerization initiator with high purity may be prepared in a high yield.

Method for preparing modification polymerization initiator using continuous type reactor

The present invention relates to a method for enhancing tensile strength of a carbon nanotube (CNT) fiber aggregate, comprising dispersing a CNT fiber aggregate with chlorosulfonic acid (CSA), followed by thermal treatment, wherein a particular magnitude of tension is applied upon the thermal treatment, whereby the CNT fiber aggregate is increased in alignment level and tensile strength.

Method for enhancing tensile strength of carbon nanotube fiber aggregate

The present invention relates to a method for preparing a carbon nanotube fiber aggregate formed of single-wall carbon nanotubes, and the manufacturing efficiency of a carbon nanotube fiber comprising single-wall carbon nanotubes can be improved by controlling the molar ratio of a carbon source and of a reducing gas in a carrier gas.

Method for preparing single-wall carbon nanotube fiber assembly

Provided is a liquid crystal element. The liquid crystal element includes a first substrate, a first electrode provided on the first substrate, a liquid crystal layer provided on the first electrode and including a liquid crystal portion and a hydrophobic portion, and a second electrode on the liquid crystal layer, wherein the hydrophobic portion is phase-separated from the liquid crystal portion, wherein the liquid crystal portion includes polymer materials, a first dye, and liquid crystal molecules dispersed in the polymer materials, wherein the hydrophobic portion is spaced apart from the first electrode, wherein the hydrophobic portion includes hydrophobic materials and a second dye, wherein the first dye is dissolved in the polymer materials, wherein the second dye is dissolved in the hydrophobic portion, wherein the polymer materials include photo-curable polymer materials.

Liquid crystal element

The present invention relates to a modified polymerization initiator for a conjugated diene-based polymer, and a modified conjugated diene-based polymer including a functional group derived from the modified polymerization initiator.

Modified polymerization initiator and modified conjugated diene- based polymer including functional group derived therefrom

The present invention relates to a modification polymerization initiator and a method for preparing the same, and the modification polymerization initiator includes a derived unit from a compound represented by Formula 1 and may include various functional groups in a molecule, and thus, may initiate polymerization reaction and introduce a functional group into a polymer chain at the same time.

The present invention relates to a carbon nanotube fiber and methods for preparing the same. In one embodiment, a method for preparing a carbon nanotube fiber comprises reacting a carbon source in the presence of a catalyst and a catalytic activator to form carbon nanotube aggregates, contacting the carbon nanotube aggregates with graphene oxide, and forming the carbon nanotube aggregates in contact with the graphene oxide into a carbon nanotube fiber.

Method for preparing carbon nanotube fiber and carbon nanotube fiber prepared thereby

The present invention relates to a method for controlling the strength of a carbon nanotube fiber aggregate, wherein the strength of the carbon nanotube fiber aggregate can be improved by controlling the molar ratio of the carbon source to reducing gas.

Method for controlling strength of carbon nanotube fiber aggregate

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Daejeon, South Korea

Won Jae Lee