Abstract: Disclosed herein are a dehydrogenation catalyst having single-atom cobalt loaded on a silica-based, shaped support, a preparation method therefor, and a method for preparing an olefin by dehydrogenating a corresponding paraffin, particularly light paraffin in the presence of the dehydrogenation catalyst.
Type:
Grant
Filed:
November 18, 2020
Date of Patent:
August 23, 2022
Assignees:
SK Innovation Co., Ltd., SK Global Chemical Co., Ltd.
Inventors:
Ho Won Lee, Ju Hwan Im, Hee Soo Kim, Hye Jin Park, Je Mi Lim, Dae Hyun Choo
Abstract: The present invention provides a battery module, which includes a plurality of battery cells with stacked each other which include a cell body configured to house an electrode assembly and electrode tabs drawn out from the cell body, respectively; and a housing unit configured to enclose at least a portion of an outer surface of the plurality of stacked battery cells to house the plurality of stacked battery cells, wherein the housing unit includes a heat sink unit having a refrigerant flow passage formed therein.
Abstract: A hydrofinishing catalyst according to the present invention includes an amorphous silica-alumina support; and a hydrogenated active metal supported on the support, and has an Al composition having a total mass (wt %) of Al and Si as a denominator and a mass (wt %) of Al as a numerator with respect to a reference line, which is a straight line passing through the center of a cross-section of the support, locations evenly spaced apart along the reference line are sequentially numbered, where composition uniformity, which is defined as UN by the Al composition at the i-th location and an average Al composition at the cross-section of the support passing through the center of the support, is 3.0 or less.
Type:
Grant
Filed:
October 31, 2019
Date of Patent:
August 2, 2022
Assignees:
SK Innovation Co., Ltd., SK Lubricants Co., Ltd.
Inventors:
Dokyoung Kim, Seonju Lim, Dowoan Kim, Seungwoo Lee, Yoonkyung Lee
Abstract: Embodiments of the present invention provides a pouch film. In manufacturing a secondary battery, a gas may be generated when reacting an electrode assembly with an electrolyte. After the generated gas is discharged, the pouch film may be sealed. In this case, a deformation part may be formed in the gas chamber section which serves as a passage for discharging the gas, specifically, in the gas chamber passage, thus to prevent the electrolyte from flowing backward and maintain shapes of the gas chamber inlet during injecting the electrolyte.
Abstract: Proposed is a mineral lubricating base oil having improved low-temperature performance, in which the lubricating base oil has kinematic viscosity of 9.0 cSt or less (at 40° C.), kinematic viscosity of 2.5 cSt or less (at 100° C.), and a pour point of ?50° C. or less.
Type:
Grant
Filed:
September 24, 2019
Date of Patent:
July 26, 2022
Assignee:
SK INNOVATION CO., LTD.
Inventors:
Seung Eon Lee, Hak Mook Kim, Jin Hee Ok, Kyung Seok Noh, Jun Soo Park, Yong Rae Cho
Abstract: The present invention provides a random copolymer including structural units represented by the following Chemical Formulae 1 to 3 for forming a neutral layer for significantly reducing process time and process costs, and promoting directed self-assembly pattern formation of a block copolymer. The present invention further provides a laminate for forming a pattern including a neutral layer having a small thickness variation value due to washing, by including the random copolymer for forming a neutral layer. The present invention further provides a method for forming a pattern capable of stably vertically orienting a block copolymer on a laminate for forming a neutralized pattern.
Type:
Grant
Filed:
September 28, 2020
Date of Patent:
July 26, 2022
Assignee:
SK Innovation Co., Ltd.
Inventors:
Nam Kyu Lee, Sun Young Kim, Kwang Kuk Lee, Jin Su Ham
Abstract: A battery module, includes a battery cell stack in which a plurality of battery cells are stacked; and a heat dissipation plate coupled to one side of the battery cell stack to discharge heat generated in the battery cells externally, wherein the battery cell stack includes a first blocking member formed of an insulating material and disposed between the plurality of battery cells to provide a plurality of insulating spaces, wherein the plurality of battery cells are distributedly disposed in the plurality of insulating spaces.
Type:
Grant
Filed:
July 22, 2020
Date of Patent:
July 19, 2022
Assignee:
SK Innovation Co., Ltd.
Inventors:
Ha Neul Choi, Hae Ryong Jeon, Ha Chul Jeong
Abstract: The present invention relates to a polymer composition having improved processability by containing a polyalkylene carbonate resin and a film using the same.
Type:
Grant
Filed:
March 29, 2018
Date of Patent:
July 12, 2022
Assignee:
SK Innovation Co., Ltd.
Inventors:
Seung Gweon Hong, Hye Lim Kim, Jae Myoung Son, Yun Kyun Lee
Abstract: A plug-in type energy storage system is proposed. The system includes: a plurality of battery racks configured to store power; and a panel configured to control charging or discharging of the plurality of battery racks, where each battery rack includes: a plurality of battery modules configured to store the power; a control module connected to each battery module and the panel to control the charging or discharging of each battery module according to a control signal received from the panel; a conversion module connected to the control module to convert waveforms of the power into direct current or alternating current according to a control signal received from the control module; and a casing configured to accommodate each battery module, the conversion module, and the control module. In addition, the plurality of battery modules and the battery power management unit integrally constitute each battery rack.
Abstract: Disclosed are a bifunctional catalyst and a preparation method therefor, the bifunctional catalyst being suitable to produce high-value aromatic hydrocarbons by subjecting alkylaromatic hydrocarbons to a disproportionation/transalkylation/dealkylation reaction while suppressing aromatic loss or subjecting C8 aromatic hydrocarbons to an isomerization reaction while suppressing xylene loss.
Type:
Grant
Filed:
December 10, 2020
Date of Patent:
July 5, 2022
Assignee:
SK Innovation Co., Ltd.
Inventors:
Sang Il Lee, Ji Hoon Lee, Young Eun Cheon
Abstract: Provided is a battery management system capable of deliberately discharging a battery to suppress deterioration of the battery due to gas generated in the battery that is left non-used at a high temperature for a long time. The battery management system, which aims to prevent generation of gas in the battery left non-used at a high temperature, is provided to prevent generation of gas in the battery in advance by deliberately discharging the battery to reduce a charged amount of the battery when a temperature, a charged amount, and a non-used period are in a preset level range.
Abstract: According to an embodiment, there is provided a busbar having a bent shape is proposed. The busbar includes: a body connector having a plate shape configured to electrically connect a plurality of battery cells to each other; and a bent connector branched outwardly from a side edge of the body connector and electrically connected to an external component. The bent connector starts to bend on the basis of a folding line positioned therein with a predetermined distance from the side edge of the body connector, so that current may be stably transmitted between the body connector and the bent connector without an electric current bottleneck phenomenon. According to an embodiment, there is also provided a battery module for secondary batteries, the battery module including the bent-shaped busbar.
Abstract: An etchant composition includes a silane compound represented by the following Chemical Formula 1: wherein R1 to R6 are independently hydrogen, halogen, a substituted or unsubstituted C1-C20 hydrocarbyl group, a phenyl group, a C1-C20 alkoxy group, a carboxy group, a carbonyl group, a nitro group, a tri (C1-C20) alkylsilyl group, a phosphoryl group, or a cyano group, L is a direct bond or C1-C3 hydrocarbylene, A is an n-valent radical, and n is an integer of 1 to 4.
Type:
Grant
Filed:
August 18, 2020
Date of Patent:
June 21, 2022
Assignees:
SK Innovation Co., Ltd., SK INC.
Inventors:
Cheol Woo Kim, Yu Na Shim, Kwang Kuk Lee, Young Bom Kim, Jin Kyung Jo
Abstract: The present invention relates to a method for oligomerizing olefins including the steps of: carrying out an oligomerization reaction of olefins by injecting an oligomerization transition metal catalyst, a cocatalyst, an olefin monomer and a solvent into a reactor; and injecting, into the reaction product of the oligomerization reaction, a catalyst inactivator including a gaseous inorganic material that contains oxygen.
Type:
Grant
Filed:
September 10, 2018
Date of Patent:
June 14, 2022
Assignees:
SK Innovation Co., Ltd., SK Global Chemical Co., Ltd.
Inventors:
Woosung Jung, Chansaem Park, Hyoseung Park, Sungreal Son, Inhyoup Song
Abstract: A lithium secondary battery comprises a cathode formed from a cathode active material including a first cathode active material particle and a second cathode active material particle, an anode and a separator interposed between the cathode and the anode. The first cathode active material particle includes a lithium metal oxide including a continuous concentration gradient in at least one region between a central portion and a surface portion. The second cathode active material particle includes a constant concentration composition.
Type:
Grant
Filed:
August 6, 2020
Date of Patent:
June 7, 2022
Assignee:
SK INNOVATION CO., LTD.
Inventors:
Duck Chul Hwang, Kyung Bin Yoo, Kook Hyun Han
Abstract: Provided herein is an asphalt binder composition, and more particularly, an amine-containing asphalt binder composition capable of improving mixability between an asphalt binder and an aggregate, and compactibility and water resistance of an asphalt paving mixture. More particularly, the present invention relates to an asphalt binder composition capable of being used in hot mix asphalt for improving workability and/or stripping-resistance, warm-mix asphalt, recycling of reclaimed asphalt pavement, or the like.
Type:
Grant
Filed:
March 2, 2017
Date of Patent:
June 7, 2022
Assignees:
SK Innovation Co., Ltd., SK Energy Co., Ltd.
Inventors:
Ki Byung Kim, Bo Ram Jeon, Won Jun Woo, Sang Seob Lee, Min Hee Lee, Haibo Zhao
Abstract: The present invention provides a method of manufacturing a battery module, which includes: stacking a plurality of battery cells; applying a thermal conductive member to at least a part of one side of the plurality of battery cells; and bring a cooling plate into contact with the one side of the plurality of stacked battery cells after applying the thermal conductive member, wherein the one side of the plurality of battery cells is an adhesion part which is formed by adhering a case to the electrode assembly on one side except for three sides on which a sealing part is formed by adhering the case among circumferential surfaces of the battery cell in a longitudinal direction thereof.
Type:
Grant
Filed:
March 7, 2019
Date of Patent:
June 7, 2022
Assignee:
SK INNOVATION CO., LTD.
Inventors:
Kwan Yong Kim, Tae Gu Lee, Hyeong Kwan Kang
Abstract: A method of producing carbon nanotubes in a fluidized bed reactor includes preparing a carbon nanotube by supplying a catalyst and a carbon source to an interior of the fluidized bed reactor having an internal pressure of 0.5 barg to 1.2 barg (gauge pressure), thereby improving the yield and purity of carbon nanotubes.
Type:
Grant
Filed:
May 24, 2018
Date of Patent:
June 7, 2022
Assignees:
SK Innovation Co., Ltd., SK Global Chemical Co., Ltd.
Inventors:
Sung Real Son, Ji Min Kim, Min Ji Sung, Sang Uk Kim, Jung Yul Son
Abstract: Disclosed is a mineral base oil including 85 to 92 wt % of a paraffinic hydrocarbon and 8 to 15 wt % of a naphthenic hydrocarbon and having a Noack volatility of 10 to 12 wt % and a viscosity index of 132 to 142.
Type:
Grant
Filed:
January 22, 2020
Date of Patent:
June 7, 2022
Assignees:
SK INNOVATION CO., LTD, SK LUBRICANTS CO., LTD.
Inventors:
Hak Mook Kim, Kang Min Jung, Kyung Seok Noh, Yong Rae Cho
Abstract: An embodiment of the present invention is directed to providing an apparatus and a control method for a battery management system (BMS) that may operate in an optimal charging temperature range to suppress deterioration of battery cells during rapid charging of a secondary battery that requires a high charging current.
Type:
Grant
Filed:
May 14, 2020
Date of Patent:
May 31, 2022
Assignee:
SK INNOVATION CO., LTD.
Inventors:
Yong Hee Lee, Jae Yun Min, Ju Young Choi