Patents by Inventor Chien-Wei Hsu

Chien-Wei Hsu has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 12221516
    Abstract: A method for degrading polyethylene terephthalate is provided. The method includes: providing polyethylene terephthalate material, providing a catalyst composite including a porous carrier having a pore size of 45 ? to 250 ? and a metal compound including at least one selected from a group consisting of zinc oxide, zinc hydroxide, zinc carbonate, magnesium oxide, calcium oxide, zirconium oxide, and titanium dioxide, in which the metal oxide is loaded on the porous carrier; and performing a degradation reaction, in which the polyethylene terephthalate material is reacted with the catalyst composite in the presence of an alcohol solvent.
    Type: Grant
    Filed: December 28, 2021
    Date of Patent: February 11, 2025
    Assignee: Industrial Technology Research Institute
    Inventors: Chien-Wei Hsu, Ssu-Ting Lin, Ying-Chieh Lee
  • Publication number: 20250026720
    Abstract: A method of manufacturing triacetonamine includes (a) introducing an acetone and an ammonia into a first reactor in the presence of a first acidic catalyst to form an acetonin; (b) introducing the acetonin and water into a second reactor in the presence of a second acidic catalyst to form a triacetonamine and side products, wherein the side products include diacetone alcohol, diacetone amine, mesityl oxide, 2,2,4,6-tetramethyl-2,3-dihydropyridine, or a combination thereof; (c) separating the triacetonamine and the side products by distillation under reduced pressure; (d) introducing the side products and water into a third reactor to heat and crack the side products in the presence of an amphiphilic catalyst to form acetone; and (e) introducing the acetone obtained from step (d) into the first reactor.
    Type: Application
    Filed: June 28, 2024
    Publication date: January 23, 2025
    Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: Jyun-Wei HONG, Chien-Wei HSU
  • Patent number: 11958929
    Abstract: An organometallic complex, a catalyst composition employing the same, and a method for preparing polyolefin are provided. The organometallic compound has a structure represented by Formula (I) wherein M is Ti, Zr, or Hf; X is —O—, or —NR6—; R1 and R2 are independently hydrogen, C1-6 alkyl group, C6-12 aryl group, or R1 and R2 are combined with the carbon atoms, to which they are attached, to form an C6-12 aryl moiety; R3, R4 and R5 are independently fluoride, chloride, bromide, C1-6 alkyl group, C6-12 aryl group, C3-6 hetero aryl group, C7-13 aryl alkyl group or C7-12 alkyl aryl group; and R6 is hydrogen, C6-12 aryl group or C7-12 alkyl aryl group.
    Type: Grant
    Filed: June 24, 2022
    Date of Patent: April 16, 2024
    Assignee: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: Chien-Wei Hsu, Jyun-Wei Hong, Pao Tsern Lin, Shu-Hua Chan
  • Publication number: 20230203211
    Abstract: An organometallic complex, a catalyst composition employing the same, and a method for preparing polyolefin are provided. The organometallic compound has a structure represented by Formula (I) , wherein M is Ti, Zr, or Hf; X is —O—, or —NR6—; R1 and R2 are independently hydrogen, C1-6 alkyl group, C6-12 aryl group, or R1 and R2 are combined with the carbon atoms, to which they are attached, to form an C6-12 aryl moiety; R3, R4 and R5 are independently fluoride, chloride, bromide, C1-6 alkyl group, C6-12 aryl group, C3-6 hetero aryl group, C7-13 aryl alkyl group or C7-12 alkyl aryl group; and R6 is hydrogen, C6-12 aryl group or C7-12 alkyl aryl group.
    Type: Application
    Filed: June 24, 2022
    Publication date: June 29, 2023
    Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: Chien-Wei HSU, Jyun-Wei HONG, Pao Tsern LIN, Shu-Hua CHAN
  • Publication number: 20230055556
    Abstract: A method for degrading polyethylene terephthalate is provided. The method includes: providing polyethylene terephthalate material, providing a catalyst composite including a porous carrier having a pore size of 45 ? to 250 ? and a metal compound including at least one selected from a group consisting of zinc oxide, zinc hydroxide, zinc carbonate, magnesium oxide, calcium oxide, zirconium oxide, and titanium dioxide, in which the metal oxide is loaded on the porous carrier; and performing a degradation reaction, in which the polyethylene terephthalate material is reacted with the catalyst composite in the presence of an alcohol solvent.
    Type: Application
    Filed: December 28, 2021
    Publication date: February 23, 2023
    Inventors: Chien-Wei Hsu, Ssu-Ting Lin, Ying-Chieh Lee
  • Publication number: 20220169664
    Abstract: The present disclosure relates to novel multifunctionalized silicon nanoparticles, to processes for their preparation and to compositions comprising the novel multifunctionalized silicon nanoparticles. The disclosure also relates to the use of the novel multifunctionalized silicon nanoparticles in electrochemiluminescence based detection methods and in the in vitro detection of an analyte. In particular, the disclosure relates to methods for measuring an analyte by in vitro methods employing the novel multifunctionalized silicon nanoparticles.
    Type: Application
    Filed: January 31, 2022
    Publication date: June 2, 2022
    Inventors: Hans-Peter JOSEL, Tobias OELSCHLAEGEL, Giuseppe PRENCIPE, Luisa DE COLA, Elena LONGHI, Chien-Wei HSU
  • Patent number: 11267827
    Abstract: The present disclosure relates to novel multifunctionalized silicon nanoparticles, to processes for their preparation and to compositions comprising the novel multifunctionalized silicon nanoparticles. The disclosure also relates to the use of the novel multifunctionalized silicon nanoparticles in electrochemiluminescence based detection methods and in the in vitro detection of an analyte. In particular, the disclosure relates to methods for measuring an analyte by in vitro methods employing the novel multifunctionalized silicon nanoparticles.
    Type: Grant
    Filed: February 25, 2019
    Date of Patent: March 8, 2022
    Assignee: Roche Diagnostics Operations, Inc.
    Inventors: Hans-Peter Josel, Tobias Oelschlaegel, Giuseppe Prencipe, Luisa De Cola, Elena Longhi, Chien-Wei Hsu
  • Publication number: 20210187483
    Abstract: A method of hydrogenating unsaturated compound with multi-carboxylic acid groups is provided, which includes introducing hydrogen to an unsaturated compound with multi-carboxylic acid groups in the presence of a catalyst to hydrogenate the alkene or alkyne group of the unsaturated compound with multi-carboxylic acid groups without hydrogenating the carboxylic acid groups of the unsaturated compound with multi-carboxylic acid groups. The catalyst includes a support, and palladium and metal oxide loaded on the support.
    Type: Application
    Filed: December 19, 2019
    Publication date: June 24, 2021
    Applicants: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE, CHUNG HWA CHEMICAL INDUSTRIAL WORKS, LTD.
    Inventors: Shu-Hua CHAN, Hsi-Yen HSU, Chien-Wei HSU, Yen-Horng TSOU, Shi-Hung HSU
  • Publication number: 20200024292
    Abstract: The present disclosure relates to novel multifunctionalized silicon nanoparticles, to processes for their preparation and to compositions comprising the novel multifunctionalized silicon nanoparticles. The disclosure also relates to the use of the novel multifunctionalized silicon nanoparticles in electrochemiluminescence based detection methods and in the in vitro detection of an analyte. In particular, the disclosure relates to methods for measuring an analyte by in vitro methods employing the novel multifunctionalized silicon nanoparticles.
    Type: Application
    Filed: February 25, 2019
    Publication date: January 23, 2020
    Applicant: Roche Diagnostics Operations, Inc.
    Inventors: Hans-Peter Josel, Tobias Oelschlaegel, Giuseppe Prencipe, Luisa De Cola, Elena Longhi, Chien-Wei Hsu
  • Patent number: 8822818
    Abstract: Disclosed is a 4,4?-dicarboxy-2,2?-bipyridine derived tridentate ligand represented by formula (I): wherein definitions of Y1, Y2, and R are the same as those defined in the specification. Also disclosed are a metal complex containing the aforesaid tridentate ligand and a dye-sensitized solar cell containing the metal complex.
    Type: Grant
    Filed: November 29, 2011
    Date of Patent: September 2, 2014
    Assignee: National Tsing Hua University
    Inventors: Yun Chi, Cheng-Xuan Li, Shen-Han Yang, Hsin-Pei Wu, Kuan-Lin Wu, Chien-Wei Hsu, Shih-Han Chang
  • Patent number: 8580961
    Abstract: A 2-phenyl-6-azolylpyridine-based ligand is represented by the following formula (I): wherein, X represents nitrogen or C—R10; R1, R2, R3, R4, R5, R6, R7, R8 and R10 independently represent hydrogen, halogen, a cyano group, an amino group, an optionally substituted aryl group, an optionally substituted heteroaryl group, sulfate, —COOH, an alkoxy group, a carbonyl group, a C1-C10 haloalkyl group, a C1-C12 alkyl group, a C2-C10 alkenyl group, a C2-C10 alkynyl group, a C3-C20 cycloalkyl group, a C3-C20 cycloalkenyl group, a C1-C20 heterocycloalkyl group, or a C1-C20 heterocycloalkenyl group; and R9 represents hydrogen or alkali metal.
    Type: Grant
    Filed: September 14, 2012
    Date of Patent: November 12, 2013
    Assignee: National Tsing Hua University
    Inventors: Yun Chi, Chien-Wei Hsu, Shu-Te Ho
  • Patent number: 8557988
    Abstract: The present invention provides a phosphorescent tris-chelated transition metal complex having one carbon-nitrogen (C^N) or nitrogen-nitrogen (N^N) chromophoric ligand forming a coordination sphere thereof with a transition metal, and two identical carbon-phosphorus (C^P) chelates being incorporated into the coordination sphere, wherein the metal is iridium, platinum, osmium or ruthenium, and the chromophoric ligands possess a relatively lower energy gap in comparison with that of the non-chromophoric chelate, the latter afforded an effective barrier for inhibiting the ligand-to-ligand charge transfer process, so that bright phosphorescence can be observed. The architecture and energy gap of the present molecular designs are suitable for generation of high efficiency blue, green and even red emissions.
    Type: Grant
    Filed: September 4, 2012
    Date of Patent: October 15, 2013
    Assignee: National Tsing Hua University
    Inventors: Yun Chi, Jui-Yi Hung, Cheng-Huei Lin, Pi-Tai Chou, I-Hsuan Pai, Chien-Wei Hsu
  • Publication number: 20130119764
    Abstract: A modularized power control device for a computer system includes an upper plate, a lower plate, a first connecting unit and a second connecting unit. The upper plate has a first voltage converter for converting a first voltage into a plurality of first operating voltages. The lower plate has a second voltage converter and a fan control module. The second voltage converter is configured to receive a second voltage and convert the second voltage into a plurality of second operating voltages. The fan control module is configured to control operations of a plurality of heat dissipation fans inside the computer system. The first connecting unit is configured to connect a plurality of power lines of the upper plate and power lines of the lower plate. The second connecting unit is configured to connect a plurality of signal lines of the upper plate and signal lines of the lower plate.
    Type: Application
    Filed: January 9, 2012
    Publication date: May 16, 2013
    Applicant: INVENTEC CORPORATION
    Inventors: Chien-Wei Hsu, Chia-Hao Chang, Chia-Wen Hsu, Hao-Yen Kuanch
  • Publication number: 20130018189
    Abstract: A 2-phenyl-6-azolylpyridine-based ligand is represented by the following formula (I): wherein, X represents nitrogen or C—R10; R1, R2, R3, R4, R5, R6, R7, R8 and R10 independently represent hydrogen, halogen, a cyano group, an amino group, an optionally substituted aryl group, an optionally substituted heteroaryl group, sulfate, —COOH, an alkoxy group, a carbonyl group, a C1-C10 haloalkyl group, a C1-C12 alkyl group, a C2-C10 alkenyl group, a C2-C10 alkynyl group, a C3-C20 cycloalkyl group, a C3-C20 cycloalkenyl group, a C1-C20 heterocycloalkyl group, or a C1-C20 heterocycloalkenyl group; and R9 represents hydrogen or alkali metal.
    Type: Application
    Filed: September 14, 2012
    Publication date: January 17, 2013
    Inventors: Yun Chi, Chien-Wei Hsu, Shu-Te Ho
  • Publication number: 20130005975
    Abstract: The present invention provides a phosphorescent tris-chelated transition metal complex having one carbon-nitrogen (C?N) or nitrogen-nitrogen (N?N) chromophoric ligand forming a coordination sphere thereof with a transition metal, and two identical carbon-phosphorus (C?P) chelates being incorporated into the coordination sphere, wherein the metal is iridium, platinum, osmium or ruthenium, and the chromophoric ligands possess a relatively lower energy gap in comparison with that of the non-chromophoric chelate, the latter afforded an effective barrier for inhibiting the ligand-to-ligand charge transfer process, so that bright phosphorescence can be observed. The architecture and energy gap of the present molecular designs are suitable for generation of high efficiency blue, green and even red emissions.
    Type: Application
    Filed: September 4, 2012
    Publication date: January 3, 2013
    Applicant: National Tsing Hua University
    Inventors: Yun CHI, Jui-Yi Hung, Cheng-Huei Lin, Pi-Tai Chou, I-Hsuan Pai, Chien-Wei Hsu
  • Patent number: 8288543
    Abstract: The present invention discloses a phosphorescent tris-chelated transition metal complex comprising i) two identical carbon-nitrogen (C^N) or nitrogen-nitrogen (N^N) chromophoric ligands being incorporated into a coordination sphere thereof with a transition metal, and one carbon-phosphorus (C^P) chelate being incorporated into the coordination sphere; or ii) one carbon-nitrogen (C^N) or nitrogen-nitrogen (N^N) chromophoric ligand forming a coordination sphere thereof with a transition metal, and two identical carbon-phosphorus (C^P) chelates being incorporated into the coordination sphere, wherein the metal is iridium, platinum, osmium or ruthenium, and the chromophoric ligands possess a relatively lower energy gap in comparison with that of the non-chromophoric chelate, the latter afforded an effective barrier for inhibiting the ligand-to-ligand charge transfer process, so that bright phosphorescence can be observed.
    Type: Grant
    Filed: April 22, 2009
    Date of Patent: October 16, 2012
    Assignee: National Tsing Hua University
    Inventors: Yun Chi, Jui-Yi Hung, Cheng-Huei Lin, Pi-Tai Chou, I-Hsuan Pai, Chien-Wei Hsu
  • Publication number: 20120247561
    Abstract: Disclosed is a 4,4?-dicarboxy-2,2?-bipyridine derived tridentate ligand represented by formula (I): wherein definitions of Y1, Y2, and R are the same as those defined in the specification. Also disclosed are a metal complex containing the aforesaid tridentate ligand and a dye-sensitized solar cell containing the metal complex.
    Type: Application
    Filed: November 29, 2011
    Publication date: October 4, 2012
    Inventors: Yun CHI, Cheng-Xuan Li, Shen-Han Yang, Hsin-Pei Wu, Kuan-Lin Wu, Chien-Wei Hsu, Shih-Han Chang
  • Publication number: 20090209756
    Abstract: The present invention discloses a phosphorescent tris-chelated transition metal complex comprising i) two identical carbon-nitrogen (C?N) or nitrogen-nitrogen (N?N) chromophoric ligands being incorporated into a coordination sphere thereof with a transition metal, and one carbon-phosphorus (C?P) chelate being incorporated into the coordination sphere; or ii) one carbon-nitrogen (C?N) or nitrogen-nitrogen (N?N) chromophoric ligand forming a coordination sphere thereof with a transition metal, and two identical carbon-phosphorus (C?P) chelates being incorporated into the coordination sphere, wherein the metal is iridium, platinum, osmium or ruthenium, and the chromophoric ligands possess a relatively lower energy gap in comparison with that of the non-chromophoric chelate, the latter afforded an effective barrier for inhibiting the ligand-to-ligand charge transfer process, so that bright phosphorescence can be observed.
    Type: Application
    Filed: April 22, 2009
    Publication date: August 20, 2009
    Applicant: National Tsing Hua University
    Inventors: Yun Chi, Jui-Yi Hung, Cheng-Huei Lin, Pi-Tai Chou, I-Hsuan Pai, Chien-Wei Hsu