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1.
公开(公告)号:US10413862B2
公开(公告)日:2019-09-17
申请号:US16036959
申请日:2018-07-17
申请人: NATIONAL TSING HUA UNIVERSITY , Chang Chun Plastics Co., Ltd. , Chang Chun Petrochemical Co., LTD.
发明人: Cheng-Hsiu Yu , Chung-Sung Tan
摘要: Provided herein is a method for absorbing CO2 from a gas mixture. The method includes using an apparatus comprised of a first RPB unit and a second RPB unit. The first RPB unit and the second RPB unit are arranged to absorb CO2 in a first gas stream and a second gas stream, respectively. A liquid CO2-absorbent is supplied sequentially passing through the first RPB unit and the second RPB unit to absorb CO2 in the first gas stream and the second gas stream. The liquid CO2-absorbent is regenerated to produce a regenerated CO2-absorbent. The regenerated CO2-absorbent is transported to the first RPB unit.
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2.
公开(公告)号:US20210086167A1
公开(公告)日:2021-03-25
申请号:US16663894
申请日:2019-10-25
发明人: Chung-Sung Tan , Wei-Yuan Lu
IPC分类号: B01J23/656 , B01J23/42 , B01J21/18 , B01J37/04 , C07C29/158 , B01J35/10
摘要: A catalyst includes a carbon black support and active metal particles. A surface of the carbon black support has a relative atomic percentage of oxygen atoms ranged from 2 atom % to 12 atom %. The active metal particles are distributed on the carbon black support. Each of the active metal particles includes rhodium metal and rhodium oxide. A method for manufacturing the catalyst and a method for hydrogenating an aromatic epoxy compound are also provided herein.
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公开(公告)号:US10508177B2
公开(公告)日:2019-12-17
申请号:US15802445
申请日:2017-11-02
申请人: NATIONAL TSING HUA UNIVERSITY , Chang Chun Plastics Co., Ltd. , Chang Chun Petrochemical Co., LTD.
发明人: Chung-Sung Tan
摘要: A method for purifying polybutylene terephthalate (PBT) includes: providing or receiving initial PBT, in which oligomers and tetrahydrofuran are present; dissolving the initial PBT in hexafluoroisopropanol (HFIP) to form a solution, in which the oligomers are also dissolved in the HFIP; and contacting the solution with compressed CO2 at a temperature and a pressure, thereby precipitating the purified PBT, resulting from a large portion of the oligomers are still dissolved in the HFIP, in the operation the temperature is in a range of 20° C. to 35° C., and the pressure is in a range of 900 psi to 1400 psi. A device for purifying PBT is also provided.
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4.
公开(公告)号:US11167268B2
公开(公告)日:2021-11-09
申请号:US16663894
申请日:2019-10-25
发明人: Chung-Sung Tan , Wei-Yuan Lu
IPC分类号: B01J23/656 , B01J23/42 , B01J35/10 , B01J37/04 , C07C29/158 , B01J21/18
摘要: A catalyst includes a carbon black support and active metal particles. A surface of the carbon black support has a relative atomic percentage of oxygen atoms ranged from 2 atom % to 12 atom %. The active metal particles are distributed on the carbon black support. Each of the active metal particles includes rhodium metal and rhodium oxide. A method for manufacturing the catalyst and a method for hydrogenating an aromatic epoxy compound are also provided herein.
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公开(公告)号:US10549260B2
公开(公告)日:2020-02-04
申请号:US15679173
申请日:2017-08-17
申请人: NATIONAL TSING HUA UNIVERSITY , Chang Chun Plastics Co., Ltd. , Chang Chun Petrochemical Co., LTD.
发明人: Chung-Sung Tan , Hao Chen , Wei-Han Hsiao
摘要: A carbon dioxide absorbent composition is disclosed. Based on 100 parts by weight of the carbon dioxide absorbent composition, the carbon dioxide absorbent composition includes 5 to 45 parts by weight of sodium 2-[(2-aminoethyl)amino]ethanesulfonate. Moreover, a method for capturing carbon dioxide using the carbon dioxide absorbent composition is disclosed.
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6.
公开(公告)号:US09994790B2
公开(公告)日:2018-06-12
申请号:US14686792
申请日:2015-04-15
发明人: Chung-Sung Tan , Hsin-Chih Wang
CPC分类号: C11B1/04 , B01D11/0207 , B01D11/0292 , B01J19/24 , B01J2219/24 , C11B1/02 , C11B1/10 , C11C3/003
摘要: A method and an apparatus of extracting lipids from microalgae are provided. In the method, pressurized carbon dioxide (CO2) is dissolved in a liquid alcohol to form a CO2-expanded alcohol solution at a pressure of about 400-1500 psi and a temperature of about 30-65° C. Next, the CO2-expanded alcohol solution contacts microalgae to extract the lipids from the microalgae. A method and an apparatus of preparing fatty acid esters from microalgae are disclosed as well.
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公开(公告)号:US09651245B2
公开(公告)日:2017-05-16
申请号:US14306552
申请日:2014-06-17
发明人: Yu-Lin Kuo , Wei-Chen Huang , Young Ku , Yao-Hsuan Tseng , Chung-Sung Tan
CPC分类号: F23C99/00 , F23C2900/99008 , F27D17/008 , Y02E20/346
摘要: The present invention discloses a method of applying electric arc furnace dust in chemical looping combustion process, and particularly a method of applying electric arc furnace dust in chemical looping combustion process without releasing of zinc vapor. The method of applying electric arc furnace dust in chemical looping combustion process comprises following steps: (1) providing an electric arc furnace dust and an inert support (Al2O3) and mixing the electric arc furnace dust and the inert support (Al2O3) to obtain a mixture of the electric arc furnace dust and the inert support (Al2O3); (2) calcining the mixture of the electric arc furnace dust and the inert support (Al2O3) with high temperature to obtain another mixture of Fe2O3, ZnAl2O4, and Al2O3; (3) applying the mixture of Fe2O3, ZnAl2O4, and Al2O3 as oxygen carrier and inert support in a chemical looping combustion process.
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