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41.
公开(公告)号:US11844175B2
公开(公告)日:2023-12-12
申请号:US17703277
申请日:2022-03-24
发明人: Phillip Lee , SeungJun Chung , HeeSuk Kim , JeongGon Son , SukJoon Hwang
IPC分类号: H05K1/02 , H05K1/03 , H05K3/00 , A41D1/00 , A41D1/06 , A41D13/00 , A41D13/05 , A42B1/08 , A42B1/22 , A42B1/041
CPC分类号: H05K1/0283 , H05K3/00 , H05K2201/09063
摘要: Disclosed is a method of manufacturing a stretchable substrate having improved stretch uniformity according to various embodiments of the present disclosure in order to implement the above-described object. The method may include forming an auxetic including a plurality of unit structures, and attaching one or more elastic sheets to the auxetic and forming a stretchable substrate.
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公开(公告)号:US11837977B2
公开(公告)日:2023-12-05
申请号:US16953859
申请日:2020-11-20
发明人: Hyun-Cheol Song , Chong Yun Kang , Jin Sang Kim , Ji-Won Choi , Seung Hyub Baek , Seong Keun Kim
IPC分类号: H02N2/18 , H10N30/30 , H10N30/857
CPC分类号: H02N2/188 , H10N30/304 , H10N30/857
摘要: Proposed is a self-resonance tuning piezoelectric energy harvester with broadband frequency, including: a piezoelectric beam which is extended along a horizontal direction; a fixing member which fixes opposite ends of the piezoelectric beam; and a mobile mass which the piezoelectric beam passes through, and which is capable of self-movement along the piezoelectric beam through a through-hole which has a free space in addition to a space which the piezoelectric beam passes through, wherein as the mobile mass moves to a position of the piezoelectric beam, generated displacement of a piezoelectric beam is increased, and as the generated displacement becomes greater than the free space, the mobile mass is fixed to a position of a piezoelectric beam at which resonance will occur.
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公开(公告)号:US11837715B2
公开(公告)日:2023-12-05
申请号:US17179354
申请日:2021-02-18
发明人: Kyung Yoon Chung , Ha Kyung Roh , Moeez Iqra , Eun Seong Kim , Hun-Gi Jung , Won Young Chang
IPC分类号: H01M4/36 , H01M4/58 , H01M10/054 , H01M4/48 , H01M4/02
CPC分类号: H01M4/364 , H01M4/483 , H01M4/582 , H01M10/054 , H01M2004/028
摘要: The present disclosure provides a composite wherein NaCl nanoparticles are uniformly dispersed on reduced graphene oxide (rGO), a positive electrode active material including the same, a sodium secondary battery including the same, and a method for preparing the same. The positive electrode active material according to the present disclosure has a structure wherein NaCl nanoparticles are uniformly dispersed on rGO in a one-step process through chemical self-assembly. Therefore, the positive electrode active material according to the present disclosure exhibits superior electrochemical properties with high capacity because the small NaCl particles are dispersed uniformly and is economically favorable because the preparation process is simple.
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公开(公告)号:US20230383317A1
公开(公告)日:2023-11-30
申请号:US18249379
申请日:2020-11-24
发明人: Hyunju OH , Youngsoon UM , Sun Mi LEE , Gyeongtaek GONG , Ja Kyong KO
摘要: The present invention relates to a composition for producing 2,3-butanediol by using ethanol and synthetic gas and a 2,3-butanediol production method. A composition according to an aspect of the present invention includes ethanol as an active ingredient. In the case where a 2,3-butanediol production strain is inoculated into a medium containing the composition and cultured and a synthetic gas is added thereto, 2,3-butanediol, which is a biofuel and a chemical substance, can be economically produced with ethanol serving as a substrate. In the metabolism process, the carbon flux can be concentrated on the production route of the target material, whereby the composition has an excellent effect of increasing the production efficiency of 2,3-butanediol and enhancing the productivity of 2,3-butanediol by controlling only fermentation conditions such as amounts of the synthetic gas or ethanol and stirring speeds of the medium.
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公开(公告)号:US11801501B2
公开(公告)日:2023-10-31
申请号:US17269529
申请日:2019-01-25
发明人: Ka Hyun Hur , Min Seok Kim
IPC分类号: B22F1/07 , B01J35/10 , B22F3/00 , B22F3/26 , B82B3/00 , B22F1/054 , B22F1/08 , B82B1/00 , B82Y40/00 , B01J21/08 , B01J23/44 , B01J23/46 , B01J23/50 , B01J35/00 , B22F7/06 , B82Y30/00
CPC分类号: B01J35/10 , B22F1/054 , B22F1/08 , B22F3/007 , B22F3/26 , B82B3/0076 , B01J21/08 , B01J23/44 , B01J23/46 , B01J23/50 , B01J35/0046 , B22F2007/066 , B22F2301/255 , B22F2998/10 , B22F2999/00 , B82B1/00 , B82Y30/00 , B82Y40/00
摘要: Provided are a composite in which metal nanoparticles are evenly dispersed and adsorbed to pores of a support, and a method of preparing the same. An amorphous nanostructure formed of inorganic polymers having a transition metal and a halogen element as a main chain via hydrogen bonding is used as a chemical template for forming the metal nanoparticles. The formed metal nanoparticles are evenly dispersed and adsorbed to the support with pores.
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公开(公告)号:US11794167B2
公开(公告)日:2023-10-24
申请号:US17741885
申请日:2022-05-11
发明人: Kwang Ho Kim , Chang Soo Kim , Jeong-Myeong Ha , Jae Wook Choi , Chunjae Yoo
IPC分类号: B01J23/10 , C07C51/487
CPC分类号: B01J23/10 , C07C51/487
摘要: Disclosed are a method for producing lactic acid from wastes containing cellulose and/or hemicellulose and a catalyst for thermochemical conversion reaction of wastes containing cellulose and/or hemicellulose. The method includes a step of adding a metal catalyst to wastes containing cellulose and/or hemicellulose and performing thermochemical conversion reaction. The method provides an effect of producing lactic acid from discarded wastes, e.g., waste paper such as waste corrugated paperboards, waste paper boxes, waste newspapers, etc.
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公开(公告)号:US11787966B2
公开(公告)日:2023-10-17
申请号:US17567991
申请日:2022-01-04
发明人: Seungjun Chung , Byeongmoon Lee , Hyunjoo Cho , Heesuk Kim , Phillip Lee , JeongGon Son , JaiKyeong Kim , Youngpyo Ko
IPC分类号: C09D11/52 , C01B32/174 , C09D11/033 , C09D11/037 , C09D11/102 , H01B1/22 , H01B1/24 , H10K71/00 , H10K85/20 , H10K71/60
CPC分类号: C09D11/52 , C01B32/174 , C09D11/033 , C09D11/037 , C09D11/102 , H01B1/22 , H01B1/24 , H10K71/00 , H10K85/221 , C01B2202/06 , C01B2202/22 , H10K71/611 , Y02P70/50
摘要: A method of manufacturing a paste according to various embodiments of the present disclosure for resolving the above-described problems is disclosed. The method of manufacturing a paste may include an operation of adding a metal conductor and a multi-walled carbon nanotube (MWCNT) to chloroform (CHCl3) to produce a first mixture, an operation of adding polydimethylsiloxane (PDMS) to the first mixture to produce a second mixture, an operation of evaporating the chloroform in the second mixture to acquire a third mixture, and an operation of adding an additional additive to the third mixture to produce a paste.
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公开(公告)号:US20230321599A1
公开(公告)日:2023-10-12
申请号:US17956206
申请日:2022-09-29
发明人: Dong Ki LEE , Hyun Joo LEE , Seojung HAN , Heesung EUM , Seokhyeon CHEONG
CPC分类号: B01D53/56 , B01D53/326 , B01D53/75 , B01D53/78 , B01D2257/404
摘要: Provided is a device for removing nitrogen oxide, the device including an inflow path for gas containing nitrogen oxide; and a reversible metal complex compound coming into contact with the gas containing nitrogen oxide which is introduced through the inflow path, wherein the reversible metal complex compound includes a central metal ion reacting and binding with nitrogen oxide; and a ligand coordinating with the central metal ion, wherein when the central metal ion is oxidized, the bound nitrogen oxide is separated, and the oxidized central metal ion is reduced to recombine with nitrogen oxide.
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49.
公开(公告)号:US20230314292A1
公开(公告)日:2023-10-05
申请号:US18078328
申请日:2022-12-09
发明人: Man Ho CHOI , Jong Sung NOH , Seuk Min RYU
CPC分类号: G01N1/38 , G01N33/743 , C01G9/06 , C01D1/04 , C01D7/00
摘要: The present invention relates to a diluted solution for measuring free steroids in blood and a method for measuring free steroids using the same, and more particularly, to a method for preparing a diluted blood sample for measuring free steroids in blood and a composition for blood sample dilution solution.
In the method for preparing a diluted blood sample for measuring free steroids in blood of the present invention, it was confirmed that physiologically active free cortisol could be evaluated with the cortisol enzyme immunoreaction detection kit without additional sample pretreatment by removing cortisol which is present by binding to excess albumin and cortisol-specific corticosteroid-binding globulin (CBG) contained in serum using a protein precipitation and neutralizing agent. In addition, by selectively removing the protein in the blood sample, it is possible to measure low molecular weight compounds, including steroids, which are strongly bound to proteins in the blood, such as cortisol, in free form.
Therefore, the method of the present invention can be applied simply and effectively to medical sites requiring blood tests for disease diagnosis, monitoring of free cortisol before and after surgery, and emergency patients.-
公开(公告)号:US20230295095A1
公开(公告)日:2023-09-21
申请号:US18011459
申请日:2021-06-18
发明人: Ae Nim PAE , Yun Kyung KIM , Sang Min LIM , Sungsu LIM , Haeun LEE , Woo Seung SON , Hye Yeon LEE
IPC分类号: C07D217/24 , C07D235/26 , C07D263/58 , C07D277/68 , C07D215/227 , C07D471/04
CPC分类号: C07D217/24 , C07D235/26 , C07D263/58 , C07D277/68 , C07D215/227 , C07D471/04
摘要: Provided are novel fused-heterocyclyl-carbonohydrazonoyl dicyanide compounds and uses thereof.
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