Lg Chem, Ltd

Lg Energy Solution, Ltd.

Lg Household & Health Care Ltd.

University of Michigan

Industry-university Cooperation Foundation Hanyang University

Shanjin Optoelectronics (suzhou) Co., Ltd.

Iucf-hyu

Sung Soo Yoon

Je Gwon Lee

No Jin Park

Jung Keun Kim

Jeong Ae Yoon

Se Jin Ku

Mi Sook Lee

Eun Young Choi

Su Jeong Kim

No Ma Kim

Min Ki Lee

Hyung Ju Ryu

In Ho Hwang

Han Na Chi

Kee Young Kim

Kyung Oh Kim

In Kyu Park

Chang Hwan Ju

Jeong Min Ha

Sang Hyun Hong

Su Jee Kwon

Sun Hwa Lee

Jeong Kyu Lee

Yoon Hyung Hur

Nae Gyu Kang

Woo Sun Shim

Jeongae Yoon

Doo Kyung Yang

Sang Ha Son

Ki Ok Kwon

Eung Chang Lee

Na Na Kang

Jeong Sik Bae

Sung Joon Oh

Jung Yup Kim

Kyong Seob Kim

Khee Hwan Choi

Jong Heon Kwak

Hae Seok Chae

Kyun Il Rah

Sung Hyun Nam

Joon Koo Kang

Young Seok Kim

Jinsang Kim

Yang Kyoo Han

Joo Yong Park

Geun Ho Park

Hye Jin Sim

Yeon Joo Kang

Il Jin Kim

Hyeon Jeong Kang

Sujee Kwon

Chul Haeng Lee

Kyoung Ho Ahn

Eun Ji Shin

Se Ra Kim

In Cheon Han

Woo Ha Kim

Hyun Jin Lee

In Young Song

Eun Soo Huh

Jin Kon Kim

Min Joon Kim

Jung A Kim

Choonghyeon Lee

Chung Ryong Choi

Hyeon Sik Choi

Yeong Rae Chang

Dong Hyun Kim

Minchul Jang

Byoungkuk Son

Sol Ji Park

Houng Sik Yoo

Ji Yeon Kim

Jonghyun Chae

Hyo Sook Joo

Eunkyung Park

No-Ma Kim

Taek Gyoung Kim

Jong Hyun Chae

Yu Mi Kim

Hee Jung Choi

Daeil Kim

Yeon Sik Jung

Bora Jung

Lucia Kim

Se Hoon Kim

Ki Young Kwon

Su Hee Lee

Yeonju Lee

Charles Kiseok Song

Ji Hee Yoon

Eun Mi Seo

Jang Bae Kim

Il Jae Moon

Sae Han Cho

Sung Su Kim

Sa Rah Kim

Sang Jo Bae

Kyung On Cha

A binder for a lithium-sulfur secondary battery and a lithium-sulfur secondary battery including the same. The binder includes a copolymer having a first polymerization unit derived from a first monomer and a second polymerization unit derived from a second monomer. The first monomer is alkyl acrylate having at least one functional group or alkyl methacrylate having at least one functional group. The second monomer is acrylic acid or methacrylic acid. The at least one functional group in the first monomer is a functional group having a single or repeated structure of a hydroxy group substituted or unsubstituted with alkyl having 1 to 4 carbon atoms, a thiol group substituted or unsubstituted with alkyl having 1 to 4 carbon atoms, or an amino group substituted or unsubstituted with alkyl having 1 to 4 carbon atoms. The second polymerization unit may have a lithiated form.

Binder for lithium-sulfur secondary battery and lithium-sulfur secondary battery including same

The present disclosure relates to a hair styling composition. According to one example of the present disclosure, there is provided a hair styling composition having a little beading phenomenon or flaking phenomenon as well as excellent style holding force of the set hair, and capable of providing excellent detergency even after use.

Hair styling composition and spray system

The present invention discloses a copolymer for a polymer electrolyte, and a gel polymer electrolyte and a lithium secondary battery which include the same. Specifically, the present invention discloses a copolymer for a polymer electrolyte, which includes a fluorine-based polymer main chain and a unit derived from an acrylate-based monomer or an acrylate-based polymer containing an ion conductive functional group grafted to the fluorine-based polymer main chain, and a gel polymer electrolyte in which lithium ion transfer capability is improved by including the same. Also, the present invention may prepare a lithium secondary battery with enhanced high-temperature safety by including the gel polymer electrolyte.

Copolymer for polymer electrolyte, and gel polymer electrolyte and lithium secondary battery which include the same

According to a system and method for evaluating the dissolution quality of a binder solution for a secondary battery electrode, by preparing an electrode slurry with a binder solution having a predetermined amount or more of cumulative filtration amount or a predetermined level or less of flow rate reduction rate, the quality of an electrode for a secondary battery may be improved.

System and method for evaluating dissolution quality of binder solution for secondary battery electrode, and method of manufacturing electrode slurry for secondary battery

An anode slurry composition that can be applied to the production of anodes to cope with shrinkage and expansion by repeated charge and discharge. The anode slurry composition also provides an excellent binding force between active materials and adhesive force to a current collector. An anode and a secondary battery comprising the anode slurry composition are also provided.

Anode slurry composition

A pressure-sensitive adhesive composition, an optical laminate, a polarizing plate and a display device are provided. The pressure-sensitive adhesive composition includes a block copolymer containing a first block having a glass transition temperature of 50° C. or more and having a cross-linkable functional group, a second block having a glass transition temperature of −10° C. or less, and an epoxysilane compound. The pressure-sensitive adhesive composition according to the present application can provide excellent durability and excellent optical characteristics with respect to the pressure-sensitive adhesive polarizing plate.

Pressure-sensitive adhesive composition

The present technology relates to an adhesion strength measurement system for a wet electrode specimen that can evaluate the adhesion strength of an electrode specimen impregnated with an electrolyte solution, and an adhesion strength measurement method for a wet electrode specimen using the same. The adhesion strength measurement system includes: a test substrate; an electrode specimen attached to the test substrate; a fixing jig configured to fix the test substrate so that the electrode specimen attached to the test substrate is immersed in an electrolyte solution; and an adhesion strength measurement unit configured to measure a force at which a mixture layer of the electrode specimen is peeled off by applying a tensile force to the gripped electrode specimen, the adhesion strength measurement unit including a grip part configured to grip one region of the electrode specimen.

Adhesion strength measurement system for wet electrode specimen and adhesion strength measurement method for wet electrode specimen using the same

A binder for a lithium-sulfur secondary battery cathode, a composition containing the same, and an acrylic binder capable of forming a cross-linked network and a use thereof. The binder contains a polar functional group capable of strongly interacting with sulfur.

Acrylic binder for lithium-sulfur secondary battery cathode and use thereof

Provided is a conductive material dispersion comprising single-walled carbon nanotubes, a dispersant, a dispersion aid, and a dispersion medium, wherein the dispersant comprises polyvinyl butyral and hydrogenated nitrile butadiene rubber, and the dispersion aid comprises a compound represented by FormulaA-(R)  [Formula In Formula 1, A is a structure having a carbon number of 16 to 50 carbon number and comprising four or more aromatic rings and nitrogen, R is a structure comprising an anionic functional group, and n is an integer of 1 to 5.

Conductive material dispersion

A system for determining a filter for evaluating a dissolution quality of a binder solution for a secondary battery electrode according to the present technology includes: a pressure container which accommodates a binder solution; a pressure medium supply source which supplies pressure medium of a predetermined pressure to the pressure container; a filter which is connected to the pressure container by a pipe; a flow rate measuring unit which measures a flow rate of the binder solution filtered by the filter; and a determination unit which measures a time point when a flow rate reaches a specific value predetermined in consideration of an initial flow rate by repeating measurement of the flow rate using each filter having a different pore size, and determines a filter having a filter size in an optimal pore size range based on the time point.

Filter determining system for evaluation of dissolution quality of binder solution for secondary battery electrode and determining method thereof

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.

Method for producing polymer

The present application relates to a pinning composition, a laminate comprising the same, and a method for producing the same. The pinning composition of the present application can impart directionality and location selection properties to a polymer membrane comprising a self-assembly structure of a block copolymer. The pinning composition of the present application exhibits excellent reaction selectivity, whereby it can form a vertical lamella structure with a high degree of alignment. In addition, the pinning composition of the present application may be suitable for application to low temperature processes.

Random copolymer and pinning composition comprising the same

The present application relates to a cathode, a method of manufacturing the same, and a battery including the same. The present application may provide a cathode and a method of manufacturing the same, wherein the cathode comprises an active material layer that contains an acrylic polymer and exhibits excellent resistance to an electrolyte, excellent dispersion of its components and great adhesion to a current collector.

Cathode and method of manufacturing the same

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.

Polymer for gel polymer electrolyte, gel polymer electrolyte and lithium secondary battery comprising the same

The present application can provide a preparation method that can effectively produce a polymer having desired molecular weight characteristics and solubility in a solvent, and having a monomer composition, which is designed freely and variously according to the purpose, without unnecessary components with excellent polymerization efficiency and conversion rates, and a dispersion comprising the polymer formed by the preparation method.

Preparation method of polymer

Growing community of inventors

Daejeon, South Korea

Sung Soo Yoon