公开(公告)号：US12084538B2

公开(公告)日：2024-09-10

申请号：US16630159

申请日：2018-07-16

Applicant: LG Chem, Ltd.

Inventor： Yoon Hyung Hur ,  Je Gwon Lee ,  Sung Soo Yoon ,  No Jin Park ,  Eun Young Choi ,  Se Jin Ku ,  Mi Sook Lee ,  Hyung Ju Ryu ,  Na Na Kang ,  Eung Chang Lee

IPC: C08F8/18 ,  C08F4/46 ,  C08F4/48 ,  C08F8/42 ,  C08F20/14 ,  C08F20/16 ,  C08F8/20 ,  C08F8/24

CPC classification number: C08F8/18 ,  C08F4/46 ,  C08F4/461 ,  C08F4/463 ,  C08F4/48 ,  C08F4/484 ,  C08F8/42 ,  C08F20/14 ,  C08F20/16 ,  C08F8/20 ,  C08F8/24

Abstract: A method for producing a polymer containing metal atoms or halogen atoms at the terminals thereof with excellent efficiency while minimizing or eliminating side reactions or the like is provided. The method can also freely control molecular weight characteristics of the polymer.

公开(公告)号：US11384191B2

公开(公告)日：2022-07-12

申请号：US16964064

申请日：2019-01-23

Applicant: LG Chem, Ltd.

Inventor： No Jin Park ,  Jin Kon Kim ,  Chung Ryong Choi ,  Sung Soo Yoon

IPC: C08F293/00 ,  C08J5/18

Abstract: A block copolymer and a use thereof are disclosed herein. The block copolymer of the present application may have excellent self-assembly properties or phase separation characteristics and simultaneously have characteristics capable of changing the self-assembly structure formed once, or provide a block copolymer capable of forming a pattern of phase separation structures in a polymer membrane.

公开(公告)号：US20220025126A1

公开(公告)日：2022-01-27

申请号：US17295994

申请日：2020-08-10

Applicant: LG Chem, Ltd.

Inventor： Jeongae Yoon ,  Solji Park ,  Kyoung Ho Ahn ,  Sujeong Kim ,  Chul Haeng Lee ,  Sung Soo Yoon

IPC: C08G77/442 ,  H01M10/0525 ,  H01M10/0565

Abstract: A polymer for a gel polymer electrolyte, a gel polymer electrolyte and a lithium secondary battery comprising the same are disclosed herein. In some embodiments, a polymer for the gel polymer electrolyte includes a copolymer having a main chain and a first side chain and a second side chain bonded to the main chain, wherein the main chain contains a fluoropolymer, wherein the first side chain contains a siloxane group and the second side chain contains an acrylic polymer. The polymer improves stability of a gel polymer electrolyte and a lithium secondary battery including the same.

公开(公告)号：US11145049B2

公开(公告)日：2021-10-12

申请号：US16629858

申请日：2018-07-16

Applicant: LG Chem, Ltd.

Inventor： Hyung Ju Ryu ,  Se Jin Ku ,  Mi Sook Lee ,  Sung Soo Yoon

IPC: G06T7/00 ,  G01N23/04 ,  G01N33/44 ,  G01Q30/06 ,  G06T5/00 ,  G06T5/10

Abstract: A method for analyzing a polymer membrane, which can improve accuracy of structural analysis of the polymer membrane and shorten the analysis time by effectively removing noise is provided.

公开(公告)号：US10934426B2

公开(公告)日：2021-03-02

申请号：US16461204

申请日：2017-11-29

Applicant: LG Chem, Ltd.

Inventor： Se Jin Ku ,  Mi Sook Lee ,  Hyung Ju Ryu ,  Sung Soo Yoon ,  No Jin Park ,  Jung Keun Kim ,  Je Gwon Lee ,  Eun Young Choi

IPC: C08L53/00 ,  C08J5/18 ,  C08J7/12 ,  C08J5/22 ,  C08F220/38 ,  C08F220/22 ,  C09D153/00 ,  C08F293/00 ,  C08F228/02 ,  C08F220/18 ,  H01L21/027 ,  B82Y40/00 ,  G03F1/00 ,  H01L21/311 ,  H01L21/308

Abstract: The present disclosure relates to a polymer composition and a use thereof to produce a polymer film. Such a polymer composition provides excellent self-assembly properties and is capable of forming a vertical orientation structure in a short time even on a surface where no neutral treatment is performed.

公开(公告)号：US10808060B2

公开(公告)日：2020-10-20

申请号：US15535622

申请日：2015-12-15

Applicant: LG CHEM, Ltd.

Inventor： Su Jeong Kim ,  Jeong Ae Yoon ,  Sung Soo Yoon ,  Kyong Seob Kim ,  Khee Hwan Choi ,  Hae Seok Chae

IPC: C08F220/18 ,  C08F220/36 ,  C08F220/10 ,  C08F220/26 ,  C08G77/04 ,  C08G77/442 ,  C08G77/22 ,  C08J5/18 ,  A61K8/893 ,  A61K8/81 ,  A61Q1/10

Abstract: The present application relates to a polymer and a use thereof. The present application may provide a functional polymer which expresses a low solubility to a polar solvent and a non-polar solvent and which is suitable for forming a film. If applied to the use of cosmetics such as mascara or to medical uses, the polymer in the present application may express a tolerance to diverse solvents such as sebum, sweat, tears and the like, and thus enables makeup to last, etc. Accordingly, the polymer may be applied to diverse uses and used in film forming agents, cosmetic compositions, or cosmetics, or the like.

公开(公告)号：US20200010600A1

公开(公告)日：2020-01-09

申请号：US16305296

申请日：2017-09-07

Applicant: LG Chem, Ltd.

Inventor： Jeong Ae Yoon ,  Su Jeong Kim ,  Sung Soo Yoon ,  Han Na Chi ,  Sang Ha Son ,  Su Jee Kwon ,  Chang Hwan Ju ,  Geun Ho Park ,  Kyung Oh Kim

IPC: C08F299/02 ,  B32B7/12 ,  C09J153/00 ,  C09J7/20 ,  C09J7/38

Abstract: The present invention relates to a polymer composition, an optical laminate and a display device, and can provide a polymer composition capable of forming a pressure-sensitive adhesive layer which has excellent workability, durability and dimensional stability and is capable of effectively alleviating the bending phenomenon of the display, through a polymer capable of forming a physically cross-linked structure together with a chemically cross-linked structure. In addition, the present invention can provide an optical laminate comprising a cross-linked product of the polymer composition and a display device comprising the same.

公开(公告)号：US10328024B2

公开(公告)日：2019-06-25

申请号：US15525835

申请日：2016-09-23

Applicant: LG Chem, Ltd. ,  LG Household & Health Care Ltd.

Inventor： Jeong Ae Yoon ,  Su Jeong Kim ,  Sun Hwa Lee ,  Woo Sun Shim ,  Sung Soo Yoon ,  Chang Hwan Ju ,  Jung A Kim ,  Nae Gyu Kang

IPC: A61K8/02 ,  A61K8/06 ,  A61K8/11 ,  A61K8/90 ,  A61K9/00 ,  A61K9/51 ,  A61K9/107 ,  A61Q19/00 ,  C08G81/00 ,  C08G81/02 ,  A61K31/352 ,  C08F293/00

Abstract: The present application relates to an amphiphilic polymer and a method of preparing the same. Furthermore, the present application relates to a micelle including a drug encapsulated by the amphiphilic polymer and a composition including the same. The amphiphilic polymer according to the present application has excellent drug encapsulation properties as well as good dispersion properties in an aqueous solution.

公开(公告)号：US10316125B2

公开(公告)日：2019-06-11

申请号：US15535915

申请日：2015-12-15

Applicant: LG Chem, Ltd.

Inventor： Su Jeong Kim ,  Jeong Ae Yoon ,  Sung Soo Yoon ,  Kyong Seob Kim ,  Khee Hwan Choi ,  Hae Seok Chae

IPC: C08F220/18 ,  A61K8/81 ,  A61Q1/10 ,  C08F220/28

Abstract: The present application relates to a polymer and a use thereof. The present application may provide a functional polymer which expresses a low solubility to a polar solvent and a non-polar solvent and which is suitable for forming a film. If applied to the use of cosmetics such as mascara or to medical uses, the polymer in the present application may express a tolerance to diverse solvents such as sebum, sweat, tears and the like, and thus enables makeup to last, etc. Accordingly, the polymer may be applied to diverse uses and used in film forming agents, cosmetic compositions, or cosmetics, or the like.

公开(公告)号：US10308751B2

公开(公告)日：2019-06-04

申请号：US14915107

申请日：2014-09-01

Applicant: LG Chem, Ltd.

Inventor： Jeong Ae Yoon ,  Su Jeong Kim ,  Sung Soo Yoon ,  Min Ki Lee ,  Kee Young Kim ,  Han Na Chi ,  Sang Hyun Hong ,  Jeong Sik Bae

IPC: C08F293/00 ,  C08F220/18 ,  C09D153/00 ,  C09J153/00 ,  C08J5/18 ,  C09J7/24

Abstract: A block copolymer, a method for preparing a block copolymer, a resin composition, and a film are provided. The block copolymer can be useful in inhibiting complete separation of the hard segment even under a severe high-temperature condition by increasing the chemical cross-linking density around the hard segment without causing an increase in glass transition temperature of the hard segment, thereby maintaining high-temperature durability.