Patents Assigned to Korea Research Institute of Chemical Technology
  • Perovskite solar cell with wide band-gap and fabrication method thereof
    Patent number: 11373813
    Abstract: Provided is a perovskite solar cell, and more particularly, a perovskite solar cell including an organometal halide layer having a perovskite structure; and a crystalline material layer stacked while forming an interface with the organometal halide layer, wherein a crystalline material of the crystalline material layer is a crystalline halide having a crystal structure different from the perovskite structure, and the crystalline halide has a band gap energy higher than a band gap energy of an organometal halide of the organometal halide layer, and has a valence band maximum energy level lower than a valence band maximum energy level of the organometal halide.
    Type: Grant
    Filed: June 18, 2018
    Date of Patent: June 28, 2022
    Assignee: KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY
    Inventors: Jang Won Seo, Nam Joong Jeon, Tae Youl Yang, Jun Hong Noh, Eui Hyuk Jung
  • Separator for energy storage device
    Patent number: 11367927
    Abstract: An energy storage device includes an anode; a cathode; an electrolyte in contact with both the anode and the cathode; and an electrically non-conductive separator between the anode and the cathode. The separator includes a membrane having a plurality of voids, wherein at least some of the voids are partially filled with inorganic particles, and wherein the inorganic particles exhibit a shear modulus greater than the shear modulus of the membrane.
    Type: Grant
    Filed: May 14, 2018
    Date of Patent: June 21, 2022
    Assignees: International Business Machines Corporation, Korea Research Institute of Chemical Technology
    Inventors: Younes Ansari, Young-Hye Na, Ho-Cheol Kim, Sogol Teschler, Yongku Kang, Do Youb Kim, Dong Wook Kim, Jung Don Suk
  • Method for preventing, improving, or treating inflammatory bowel disease
    Patent number: 11365215
    Abstract: Pyrrolidine carboxamido derivatives, optical isomers thereof, and salts thereof that are able to prevent, improve, and/or treat inflammatory conditions, including inflammatory bowel disease, and methods for preparing and using the same are provided.
    Type: Grant
    Filed: March 14, 2018
    Date of Patent: June 21, 2022
    Assignees: Korea Research Institute of Chemical Technology, Research & Business Foundation Sungkyunkwan University
    Inventors: Kwangho Lee, Sang Dal Rhee, Gildon Choi, Imran Ali, Chong Hak Chae, Moon Kook Jeon, Seok Hee Park, Youn Sook Lee
  • Composition for clearing spheroids, method for clearing spheroids using same, and kit comprising same
    Patent number: 11365213
    Abstract: Disclosed are a composition for clearing spheroids, a method for clearing spheroids using same, and a kit comprising same. The composition for clearing spheroids can clear the spheroids in a convenient and rapid manner and thus may be usefully used for imaging of spheroids and in identifying the causes of various diseases, treating the diseases, and predicting the therapeutic effects and toxicity of drugs. In addition, the composition may be used in combination with various medical devices, and in particular, can be prepared as a kit and usefully used as an in vitro medical diagnostic device.
    Type: Grant
    Filed: February 1, 2019
    Date of Patent: June 21, 2022
    Assignee: Korea Research Institute of Chemical Technology
    Inventors: Ki-Suk Kim, Sun Hyun Park
  • Catalyst for oxygen-free direct conversion of methane and method of converting methane using the same
    Patent number: 11364487
    Abstract: The present invention relates to a catalyst for oxygen-free direct conversion of methane and a method of converting methane using the same, and more particularly to a catalyst for oxygen-free direct conversion of methane, in which the properties of the catalyst are optimized by adjusting the free space between catalyst particles packed in a reactor, thereby maximizing the catalytic reaction rate without precise control of reaction conditions for oxygen-free direct conversion of methane, minimizing coke formation and exhibiting stable catalytic performance even upon long-term operation, and to a method of converting methane using the same.
    Type: Grant
    Filed: October 23, 2018
    Date of Patent: June 21, 2022
    Assignee: KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY
    Inventors: Yong Tae Kim, Seok Ki Kim, Hyun Woo Kim, Sung Woo Lee, Seung Ju Han
  • Acetylated lactide oligomer-based plasticizer, method of preparing same and PLA resin composition containing same
    Patent number: 11332598
    Abstract: Disclosed herein is an acetylated lactide oligomer-based plasticizer and a method of preparing the same having improved thermal stability, enhanced plasticity and excellent compatibility with a resin, the method, including: (a) synthesizing a lactide oligomer through ring-opening polymerization (ROP) of an initiator and lactide; (b) putting acetic anhydride into the lactide oligomer and performing acetylation; and (c) removing acetic acid generated in step (b) and unreacted acetic anhydride.
    Type: Grant
    Filed: March 6, 2020
    Date of Patent: May 17, 2022
    Assignee: KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY
    Inventors: Jihoon Shin, Haemin Jeong, Nam-Kyun Kim, Young-Wun Kim
  • Paste composition and preparation method therefor
    Patent number: 11316094
    Abstract: The present invention relates to: a paste composition including ceramic particles surface-functionalized with an amine group and a maleic anhydride-grafted elastomer; and a preparation method therefor and, to: a paste composition enabling ceramic particles to have a high content and be highly dispersed, thereby enabling the composition to have a high generation capacity when a device is manufactured; and a preparation method therefor.
    Type: Grant
    Filed: December 31, 2018
    Date of Patent: April 26, 2022
    Assignee: KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY
    Inventors: Su Yeon Lee, Young Min Choi, Sun Ho Jeong, Beyong Hwan Ryu, Eun Jung Lee
  • ASPERGILLUS NIGER F22 STRAIN HAVING NEMATICIDAL ACTIVITY AGAINST PLANT-PARASITIC NEMATODES, AND USE THEREOF
    Publication number: 20220119761
    Abstract: The present invention relates to an Aspergillus niger F22 strain having a nematicidal activity against plant-parasitic nematodes; a nematicidal microorganism agent against plant-parasitic nematodes, containing, as an active ingredient, the strain, a spore, a fungal hyphal mass, or a culture liquid thereof; a method for controlling plant-parasitic nematodes, having a step of administering the microorganism agent to a crop, a crop seed, or a field; and a method for preparation of a nematicidal microorganism agent against plant-parasitic nematodes, having a step of culturing the strain.
    Type: Application
    Filed: January 4, 2022
    Publication date: April 21, 2022
    Applicants: INDUSTRY FOUNDATION OF CHONNAM NATIONAL UNIVERSITY, KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY, KOREA RESEARCH INSTITUTE OF BIOSCIENCE AND BIOTECHNOLOGY
    Inventors: Jin Cheol KIM, Hun KIM, Kee-Sun SHIN, Ja Yeong JANG, Gyung Ja CHOI, Yong Ho CHOI, Kyoung Soo JANG, Mi Bang KIM
  • Self-restoring polyurethane-based polymer and preparation method therefor
    Patent number: 11299578
    Abstract: A self-restoring polyurethane-based polymer obtained by polymerization of a composition containing an aromatic disulfide diol represented by Chemical Formula, HO—Ar1—S—S—Ar2—OH, an alicyclic polyisocyanate, and a polyol. Ar1 and Ar2 each are independently a substituted or unsubstituted C6-C30 arylene group. The composition satisfies Equation, 0.1?M[disulfide]/M[OH]. M[disulfide] is a total mole number of the aromatic disulfide diol in the composition, and M[OH] is a total mole number of the aromatic disulfide diol and the polyol in the composition.
    Type: Grant
    Filed: July 11, 2018
    Date of Patent: April 12, 2022
    Assignee: Korea Research Institute of Chemical Technology
    Inventors: Sung Yeon Hwang, Jeyoung Park, Dong Yeop Oh, Jong Geon Jegal, Seon Mi Kim, Hyeon Yeol Jeon
  • Organic-inorganic hybrid nanoporous material containing intramolecular acid anhydride functional group, composition for adsorption comprising the same, and use thereof for separation of hydrocarbon gas mixture
    Patent number: 11285455
    Abstract: The present invention relates to an organic-inorganic hybrid nanoporous material, maintaining a nanoporous skeleton structure formed by coordination of an organic ligand containing an aromatic compound to a trivalent central metal ion, and further having an intramolecular acid anhydride functional group modified on the aromatic compound of the nanoporous skeleton structure, and thereby exhibits selectivity for olefins, and an adsorbent comprising the same. Specifically, the organic-inorganic hybrid nanoporous material of the present invention exhibits an excellent olefin-selective adsorption capacity through differences in adsorption equilibrium and adsorption rate, and thus can be usefully employed in the separation of C2-C4 hydrocarbons.
    Type: Grant
    Filed: October 17, 2017
    Date of Patent: March 29, 2022
    Assignee: Korea Research Institute of Chemical Technology
    Inventors: Ji Woong Yoon, Jong San Chang, Young Kyu Hwang, Kyung Ho Cho, U Hwang Lee, Su Kyung Lee, Ji Sun Lee
  • Catalyst regenerator
    Patent number: 11279885
    Abstract: A catalyst regenerator according to an embodiment of the present invention, as a catalyst regenerator that regenerates a coked catalyst separated from a product produced in an endothermic catalytic reaction of a fluidized bed reactor, includes: a reaction chamber that includes a regeneration space, receives the coked catalyst from a standpipe connected to the regeneration space, and discharges a regenerated catalyst to an outlet; a fuel supplier that is connected to the reaction chamber to inject a fuel for combustion into the regeneration space; and a fuel supplier that is connected to the reaction chamber to inject an air for combustion into the regeneration space, wherein the fuel injected from the fuel supplier is a reformed fuel containing hydrogen and carbon monoxide.
    Type: Grant
    Filed: May 10, 2019
    Date of Patent: March 22, 2022
    Assignees: KOREA INSTITUTE OF MACHINERY & MATERIALS, KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY
    Inventors: Sungkwon Jo, Seongil Choi, Donghyun Cho, Dae-hoon Lee, Kwan-Tae Kim, Younghoon Song, Yong-Ki Park, Na Young Kang
  • Stereotactic device for primate brains
    Patent number: 11273000
    Abstract: A stereotactic device for primate brains indicates a brain coordinate reference point of a primate using a simulator for indicating a brain coordinate reference point, thereby providing an initial setting to a zero point corresponding to the brain coordinate reference point. The brain coordinate reference point is conveniently and accurately indicated without relatively expensive equipment, such as a magnetic resonance imaging (MRI) scanner, to determine brain coordinates of the primate, so that a targeting procedure can be conducted on the brain.
    Type: Grant
    Filed: July 19, 2018
    Date of Patent: March 15, 2022
    Assignees: KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY, GWANGJU INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Hyung Sun Kim, Su Cheol Han, Dong Ho Woo, Young Su Yang, Goo Hwa Kang, Hyung Ihl Kim, Ji Young Park, Dong Hak Byun
  • SYSTEM AND METHOD FOR RECOVERING CARBON MONOXIDE CONTAINED IN INDUSTRIAL BY-PRODUCT GAS
    Publication number: 20220062815
    Abstract: Disclosed herein is a system for recovering carbon monoxide from an industrial by-product gas, the system including a supply unit for supplying an industrial by-product gas containing carbon dioxide, nitrogen, carbon monoxide, and hydrogen, a first membrane separation unit including a separation membrane capable of allowing carbon dioxide and hydrogen to permeate, and receiving the industrial by-product gas supplied from the supply unit to allow carbon dioxide and hydrogen to permeate, and a second membrane separation unit including a polymer membrane in which a transition metal is supported, and receiving a gas remaining in the first membrane separation unit to allow carbon monoxide to permeate.
    Type: Application
    Filed: August 30, 2021
    Publication date: March 3, 2022
    Applicant: Korea Research Institute of Chemical Technology
    Inventors: Jeong Hoon Kim, Jong Yeol Jeon, Bo Ryoung Park, Ho Cheol Kang
  • N2,N4-diphenylpyrimidine-2,4-diamine derivative, method for preparing same, and pharmaceutical composition containing same as active ingredient for prevention or treatment of cancer
    Patent number: 11253516
    Abstract: The present invention relates to a N2,N4-diphenylpyrimidin-2,4-diamine derivative, a method for preparing the same, and a pharmaceutical composition for the prevention or treatment of cancer, containing the same as an active ingredient. The derivative shows a relatively weak EGFR activity inhibitory effect on wild-type EGFR, a high inhibitory ability on EGFR mutation, and a high inhibitory ability on even FLT3 and FLT3 mutation, and thus, can be effectively used for the treatment of cancer with EGFR mutation or cancer with FLT3 or a mutation thereof, and the derivative shows a synergy effect at the time of combination administration, and thus can be effectively used for the treatment of combination administration.
    Type: Grant
    Filed: June 12, 2018
    Date of Patent: February 22, 2022
    Assignee: Korea Research Institute of Chemical Technology
    Inventors: Kwangho Lee, Inji Shin, Gildon Choi, Chong Hak Chae, Hyeon Jeong Choe, Myoung Eun Jung, Byeong Uk Jeon, Byoung Chul Cho, Chae Won Park, Hwan Kim, Krishna Babu Duggirala
  • PHARMACEUTICAL COMPOSITION FOR PREVENTING OR TREATING CANCER CONTAINING PLK1 INHIBITOR AS ACTIVE INGREDIENT
    Publication number: 20220033405
    Abstract: The present invention relates to a pharmaceutical composition for preventing, treating or alleviating cancer, containing a PLK1 inhibitor as an active ingredient, and a compound according to the present invention selectively binds to PBD of PLK1, thereby having advantages of high selectivity and binding affinity for PLK1 and low toxicity. Therefore, a PLK inhibitor compound according to the present invention can be effectively used as an anticancer agent by inhibiting the growth of various cancer cells, and can be expected to exhibit synergistic effects with existing developed anticancer agents through co-administration, in addition to individual administration thereof.
    Type: Application
    Filed: November 29, 2018
    Publication date: February 3, 2022
    Applicants: NATIONAL CANCER CENTER, KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY
    Inventors: Kyungtae KIM, Byung Il LEE, Joong-Won PARK, Eun Sook LEE, Sang Jin LEE, Seoung Min BONG, Jin Sook KIM, Minji PARK, Eun-Kyung YOON, Joo-Youn LEE, Su-Hyung LEE
  • Adsorbents comprising organic-inorganic hybrid nanoporous materials for sorption of water or alcohol and use thereof
    Patent number: 11224856
    Abstract: Provided are a water and/or alcohol adsorbent including organic-inorganic hybrid nanoporous materials, and use thereof, and more particularly, a water and/or alcohol adsorbent having a high adsorption amount at a low relative humidity or partial pressure, of which desorption/regeneration is possible at a low temperature, the water and/or alcohol adsorbent including organic-inorganic hybrid nanoporous materials having 0.5 to 3 mol of a hydroxyl group (OH) or a hydroxide anion group (OH?) per 1 mol of a central metal ion, and use thereof.
    Type: Grant
    Filed: May 18, 2016
    Date of Patent: January 18, 2022
    Assignee: KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY
    Inventors: Jong San Chang, U Hwang Lee, Young Kyu Hwang, Christian Serre, Thomas Devic, Amandine Cadiau, Norbert Stock, Nele Reimer, Michael T. Wharmby
  • NOVEL TRICYCLIC COMPOUND AS IRAK4 INHIBITOR
    Publication number: 20220009933
    Abstract: The present invention relates to a pharmaceutical composition for preventing or treating autoimmune diseases or tumors, containing, as an active ingredient, a tricyclic compound represented by the following Chemical Formula 1 or a pharmaceutically acceptable salt thereof, and a health food composition for preventing or alleviating autoimmune diseases or tumors, containing the tricyclic compound as an active ingredient, wherein the tricyclic compound represented by Chemical Formula 1 has an excellent inhibitory activity against IRAK4, and thus can be usefully used for the prevention, treatment, or alleviation of autoimmune diseases or tumors.
    Type: Application
    Filed: November 20, 2019
    Publication date: January 13, 2022
    Applicant: KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY
    Inventors: Heeyeong Cho, Hee-Jong Lim, Woo Kyu Park, Dae Young Jeong, Hyeon Young Kim, Sae-Bom Yoon, Chong Ock Lee, Heung Kyoung Lee, Victor Sukbong HONG, Ji Hye Choi
  • Activated Carbon Catalyst for Hydrogen Peroxide Decomposition, Method for Producing Same, and Method for Decomposing Hydrogen Peroxide by Using Same
    Publication number: 20210402375
    Abstract: Disclosed herein are an activated carbon catalyst for hydrogen peroxide decomposition, a preparation method thereof and a hydrogen peroxide decomposition method using the same. The activated carbon catalyst for hydrogen peroxide decomposition, provided in an aspect of the present invention may be easily prepared through the carbonization and activation of an ion exchange resin, and safer and higher decomposition efficiency of hydrogen peroxide may be achieved than the conventional catalyst for hydrogen peroxide decomposition through the control of the manganese content and pore properties in the catalyst.
    Type: Application
    Filed: October 31, 2019
    Publication date: December 30, 2021
    Applicant: KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY
    Inventors: Jeong Kwon SUH, Ji Sook HONG, Iljeong HEO
  • METHOD FOR FABRICATION OF THREE-DIMENSIONAL LUNG ORGANOID COMPRISING HUMAN STEM CELL-DERIVED ALVEOLAR MACROPHAGE
    Publication number: 20210395695
    Abstract: The present invention relates to a method for fabrication of a three-dimensional lung organoid comprising human stem cell-derived alveolar macrophages. Specifically, a lung organoid is fabricated by co-culturing cells not expressing the definitive endoderm marker CRCX4 according to a fabrication method of the present disclosure. The lung organoid comprises type 1 and type 2 alveolar epithelial cells as well as alveolar macrophages and realizes infectious or inflammatory responses unlike conventional lung organoids that contain no immune cells and as such, can be advantageously used in studying mechanisms of related lung diseases, excavating biomarkers, developing therapeutic agents, and so on.
    Type: Application
    Filed: December 20, 2019
    Publication date: December 23, 2021
    Applicant: KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY
    Inventors: Eun-Mi Kim, Ki-Suk Kim, Hyang-Ae Lee
  • Piperidine-2,6-dione derivative and use thereof
    Patent number: 11192878
    Abstract: The present disclosure relates to a novel piperidine-2,6-dione derivative and a use thereof and, more specifically, to a piperidine-2,6-dione derivative compound having a structure of a thalidomide analog. A compound of chemical formula 1 according to the present disclosure specifically binds with CRBN protein, and is involved in functions thereof. Therefore, the compound of the present disclosure can be favorably used in the prevention or treatment of leprosy, chronic graft versus host disease, an inflammatory disease, or cancer, which are caused by actions of CRBN protein.
    Type: Grant
    Filed: May 11, 2018
    Date of Patent: December 7, 2021
    Assignee: KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY
    Inventors: Jong Yeon Hwang, Jae Du Ha, Sung Yun Cho, Pil Ho Kim, Chang Soo Yun, Chi Hoon Park, Chong Ock Lee, Sang Un Choi, Joo Youn Lee, Sunjoo Ahn