Lg Chem, Ltd

Korea Advanced Institute of Science and Technology

Yonsei University

Jinkyu Lee

Mingoo Kim

Minjung Kim

Dal Mo Kang

Hee Soo Yoon

BumHyun Lee

Jeehyon Min

Miyeon Oh

Hong Shik Shim

Hyeok Jeong

Wan Gyun Choi

Min Chul Jang

DalMo Kang

Junil Choi

Jin Seok Heo

Byung Mook Kim

Taekeun Kim

Yong Rok Kim

Kang-Kyun Wang

The present disclosure relates to an antibacterial coating composition including a (meth)acrylate-based monomer or oligomer containing an alkylene oxide having 1 to 10 carbon atoms; a compound represented by the following Chemical Formula 1; and a photoinitiator, an antibacterial polymer film including a cured product of the antibacterial polymer coating composition, and an antibacterial polymer film including a polymer resin containing a (meth)acrylate-based repeating unit having an introduced alkylene oxide functional group having 1 to 10 carbon atoms; and a compound represented by the following Chemical Formula 1 dispersed in the polymer resin, wherein antibacterial activity measured according to JIS R 1702 (KS L ISO 27447; 2011) is 99% or more: and the rest are hydrogen,

Antibacterial polymer coating composition and antibacterial polymer film

The present disclosure relates to an air-permeable light guide plate and an air purifying filter including the same, wherein the air-permeable light guide plate according to an embodiment of the present disclosure includes a light source located on at least one side surface, and a flat type plate through which light generated from the light source passes, wherein light is emitted in a direction perpendicular to a flat plate of the flat type plate, and the flat type plate has a plurality of openings.

Light guide plate having air permeability and air purifying filter including the same

The present disclosure relates to: an antibacterial polymer coating composition comprising a (meth)acrylic polyol resin, which has a number average molecular weight of 3,000-20,000, a (co)polymer containing an ethylene glycol repeating unit, and a photosensitizer; an antibacterial polymer film comprising a cured product of the antibacterial polymer coating composition; and an antibacterial polymer film which comprises a substrate layer and a photosensitizer, the substrate layer comprising a (meth)acrylic polyol resin having a number average molecular weight of 3,000-20,000 and a (co)polymer containing an ethylene glycol repeating unit, and the photosensitizer being dispersed in the substrate layer.

The present invention relates to an antimicrobial polymer coating composition including: a (meth)acrylate-based monomer or oligomer containing an alkylene oxide having 1 to 10 carbon atoms; a photosensitizer; and a photoinitiator, and an antimicrobial polymer film including a substrate layer including a polymer resin containing a (meth)acrylate-based repeating unit having an introduced alkylene oxide functional group having 1 to 10 carbon atoms, and a photosensitizer dispersed in the substrate layer, wherein the antimicrobial polymer film has surface energy of 32 mN/m or more.

Antimicrobial polymer coating composition and antimicrobial polymer film

A method and apparatus for optimizing average bit error probability via a deep multi-armed bandit in an orthogonal-frequency division multiplexing and index modulation system for low power communication are proposed. The method proposed in the present invention comprises: detecting BPSK symbols and subcarriers among all subcarriers; defining a combination of selected subcarriers as a subcarrier selection pattern; selecting the subcarrier selection pattern through learning to minimize the average bit error probability for all combinations of selected subcarriers; and updating a learning parameter of the subcarrier selection pattern selected through learning.

Method and apparatus for optimizing average bit error probability via deep multi-armed bandit in OFDM and index modulation system for low power communication

An antimicrobial polymer coating composition comprising a polyhedral oligomeric silsesquioxane having a cage structure and having one or more reactive functional groups substituted on silicon atoms; a thermal initiator; and a photosensitizer, an antimicrobial polymer film comprising a cured product of the antimicrobial polymer coating composition, and an antimicrobial polymer film comprising: a substrate layer containing a polyhedral oligomeric silsesquioxane having a cage structure, in which one or more reactive functional groups are substituted; and a photosensitizes dispersed in the substrate layer, wherein the polymer film has oxygen permeability of 10 to 80 cc/mday.

Disclosed herein is a battery module including two or more battery cells, wherein the battery module is configured in a structure in which a sensor (a 'temperature sensor') to measure the temperature of at least one of the battery cells is disposed between the at least one of the battery cells and a corresponding member contacting the at least one of the battery cells, the corresponding member is provided at a region thereof contacting the at least one of the battery cells with a groove formed in a shape corresponding to the temperature sensor, and the temperature sensor is disposed in contact with the outside of the at least one of the battery cells in a state in which the temperature sensor is mounted in the groove.

Battery module having temperature sensor and battery pack employed with the same

Disclosed is a battery pack system to supply current necessary to operate an external device, including a battery module including battery cells which can be charged and discharged, a temperature sensor, an auxiliary power unit to supply a charge and discharge pulse current to the battery module, and a controller to connect the auxiliary power unit to the battery module so that the charge and discharge pulse current is supplied to the battery module when a measured temperature (T) of the battery module is less than a set temperature (T) based on information detected by the temperature sensor before the battery module is electrically connected to the external device and to interrupt the supply of the charge and discharge pulse current to the battery module when the temperature of the battery module becomes equal to or greater than the set temperature (T) and an operating method of the same.

Battery pack system of improving operating performance using internal resistance of cell

Disclosed herein is a battery module including a plurality of battery cells mounted in a module case in a stacked state, wherein cooling members are mounted at interfaces between the battery cells, the module case is configured in a structure in which two opposite sides of the module case are open so that corresponding portions of the battery cell stack are exposed outward through the two open opposite sides of the module case, the cooling members are partially exposed outward through the two open opposite sides of the module case, and a coolant flows along the two open opposite sides of the module case while contacting the outwardly exposed portions of the cooling members.

Battery module with excellent cooling efficiency and compact structure and middle or large-sized battery pack

Disclosed is a battery module including a plurality of plate-shaped battery cells mounted in a module case in a stacked state, wherein each of the plate-shaped battery cells is configured in a structure in which an electrode assembly is mounted in a battery case formed of a laminate sheet, the battery module is configured in a structure in which a plurality of heat dissipation members disposed at two or more interfaces between the battery cells and a heat exchange member to integrally interconnect the heat dissipation members are mounted at one side of a battery cell stack, and heat generated from the battery cells during charge and discharge of the battery cells is removed by the heat exchange member via the heat dissipation members.

Growing community of inventors

Busan, South Korea

Jinkyu Lee