公开(公告)号：US10468685B2

公开(公告)日：2019-11-05

申请号：US15762938

申请日：2016-07-27

Applicant: LG CHEM, LTD.

Inventor： Houngsik Yoo ,  Jongheon Seol ,  Jong Won Lee ,  Dong Hyun Kim ,  Gyemin Kwon ,  Yelin Kim ,  Jungkeun Yoo ,  Dong Hyun Cho ,  Sang Hoon Choy ,  Hyeon Choi ,  Kyungyeon Kang ,  Jihee Woo

IPC: H01B1/18 ,  H01M4/62 ,  H01M10/0525 ,  C01B32/174 ,  H01M4/139 ,  B82Y30/00 ,  B82Y40/00

Abstract: 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.

公开(公告)号：US09956546B2

公开(公告)日：2018-05-01

申请号：US14439168

申请日：2014-09-30

Applicant: LG CHEM, LTD.

Inventor： SungJin Kim ,  Dong Hyun Cho ,  KyungYeon Kang ,  Seungyong Son ,  Jinmyung Cha ,  Hyungsik Jang ,  Seungyong Lee ,  Jihee Woo

IPC: B01J23/847 ,  C01B32/162 ,  B01J21/18 ,  B01J23/89 ,  B01J35/00 ,  B01J23/881 ,  B01J23/882 ,  B01J35/02 ,  B01J37/10 ,  B01J37/08 ,  B01J37/02 ,  B82Y30/00 ,  B82Y40/00

CPC classification number: B01J23/8472 ,  B01J21/185 ,  B01J23/881 ,  B01J23/882 ,  B01J23/8906 ,  B01J23/8913 ,  B01J35/0013 ,  B01J35/002 ,  B01J35/0033 ,  B01J35/023 ,  B01J37/0203 ,  B01J37/0207 ,  B01J37/08 ,  B01J37/10 ,  B82Y30/00 ,  B82Y40/00 ,  C01B32/162 ,  C01B2202/22 ,  C01B2202/32 ,  Y10T428/2918 ,  Y10T428/2982

Abstract: Provided is a supported catalyst for producing carbon nanotubes with a large specific surface area. The supported catalyst enables the production of carbon nanotubes with a large specific surface area in high yield. Therefore, the catalyst can be used in various fields. Also provided are carbon nanotubes produced using the supported catalyst.

公开(公告)号：US09834446B2

公开(公告)日：2017-12-05

申请号：US14653189

申请日：2015-02-04

Applicant: LG CHEM, LTD.

Inventor： Mi Ri Kim ,  Kyoung Shil Oh ,  Ye Hon Kim ,  Dong Hyun Cho ,  Young Sam Kim ,  Sung Min Yu ,  Jin Hee Oh ,  Je Kyun Lee

IPC: C01B33/158 ,  C01B33/16 ,  B01J13/00

CPC classification number: C01B33/1585 ,  B01J13/0091 ,  C01B33/163 ,  C01B33/166 ,  C01P2006/11 ,  C01P2006/12 ,  C01P2006/14 ,  C01P2006/16 ,  C01P2006/17

Abstract: Provided are a method for preparing a hydrophobic silica aerogel by the combined use of a first surface modifier and a second surface modifier, and a hydrophobic silica aerogel prepared by using the method. A hydrophobic silica aerogel having excellent physical properties and pore characteristics as well as a high degree of hydrophobicity may be prepared with high efficiency by the preparation method according to the present invention.

公开(公告)号：US09809458B2

公开(公告)日：2017-11-07

申请号：US14438816

申请日：2014-09-30

Applicant: LG CHEM. LTD.

Inventor： SungJin Kim ,  Seungyong Son ,  Dong Hyun Cho ,  KyungYeon Kang ,  Jinmyung Cha ,  Jihee Woo

IPC: C01B31/02 ,  B01J23/745 ,  B01J37/08 ,  B01J23/847 ,  B01J21/18 ,  B01J23/70 ,  B01J35/00 ,  C01B32/158 ,  C01B32/162 ,  B01J23/22 ,  B01J23/28 ,  B01J23/88 ,  B01J23/887

CPC classification number: C01B32/158 ,  B01J21/185 ,  B01J23/22 ,  B01J23/28 ,  B01J23/70 ,  B01J23/745 ,  B01J23/8472 ,  B01J23/88 ,  B01J23/8877 ,  B01J35/0026 ,  B01J37/08 ,  C01B32/162 ,  C01B2202/22

Abstract: The present invention relates to a method for producing a carbon nanotube aggregate whose bulk density is easily controllable. Therefore, the present invention provides a carbon nanotube aggregate suitable for use in various fields.