Patents by Inventor Shou-Nan Li
Shou-Nan Li 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).
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Patent number: 11633695Abstract: A device and method of simultaneously removing flammable gases and nitrous oxide are provided. The device includes a thermal oxidation chamber, a high-temperature resistant dust filter, and a catalyst chamber. The thermal oxidation chamber is configured to receive an exhaust gas from a process tool. The exhaust gas includes flammable gases and nitrous oxide. The thermal oxidation chamber has a first exhaust pipe to emit nitrous oxide and dust generated after the exhaust gas is thermally oxidized. The high-temperature resistant dust filter receives dust and nitrous oxide from the first exhaust pipe, wherein the high-temperature resistant dust filter has a filter fiber net and a second exhaust pipe, and the second exhaust pipe is configured to emit nitrous oxide. The catalyst chamber receives nitrous oxide from the second exhaust pipe, wherein the catalyst chamber has a nitrous oxide decomposition catalyst to decompose nitrous oxide into nitrogen and oxygen.Type: GrantFiled: December 29, 2021Date of Patent: April 25, 2023Assignee: Industrial Technology Research InstituteInventors: Chuan-Lin Chang, Hong-Ping Lin, Shou-Nan Li, Jui-Hsiang Cheng, Hui-Ya Shih, I-Ling Nien
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Patent number: 11364319Abstract: An air purifier and a purifying method are provided. The air purifier includes a housing, a sterilization and ozone-generating unit, a physical filter, a first ozone-removing unit, and a cover. The housing has a sidewall and a bottom surface to define a processing space, wherein an upper end of the housing has an air inlet and the sidewall has an air outlet. The sterilization and ozone-generating unit is disposed in the processing space. The physical filter is disposed in the processing space, extends along the sidewall, and surrounds the sterilization and ozone-generating unit. The first ozone-removing unit is disposed between the physical filter and the sidewall. The cover is openably disposed at the air inlet.Type: GrantFiled: September 4, 2019Date of Patent: June 21, 2022Assignee: Industrial Technology Research InstituteInventors: I-Ling Nien, Shou-Nan Li, Meng-Hsuan Lee, Hui-Ya Shih, Wen-An Xie, Yen-An Chen, Chia-Yen Kuo
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Publication number: 20220023461Abstract: A sterilization device with dose function is provided. The sterilization device includes a sterilization container, an ultraviolet sterilization module, an ozone sensing module, a sterilization time counter, a dose controller and an ozone removal module. The ultraviolet sterilization module is disposed in the sterilization container to sterilize an article by emitting an ultraviolet light. The ozone sensing module is used to sense an ozone concentration of the sterilization container. The sterilization time counter is used to calculate a sterilization time. The dose controller is used to receive a sensing signal of the ozone concentration and a counting signal of the sterilization time to obtain an ozone dose. The ozone removal module is disposed in the sterilization container to remove or purify the ozone and reduce the ozone concentration in the sterilization container.Type: ApplicationFiled: November 5, 2020Publication date: January 27, 2022Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Meng-Hsuan LEE, Shou-Nan LI, I-Ling NIEN, Hui-Ya SHIH, Wen-An XIE, Chia-Yen KUO, Jui-Hsiang CHENG, Chuan-Lin CHANG, Jian-Wei CHENG
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Publication number: 20200397940Abstract: An air purifier and a purifying method are provided. The air purifier includes a housing, a sterilization and ozone-generating unit, a physical filter, a first ozone-removing unit, and a cover. The housing has a sidewall and a bottom surface to define a processing space, wherein an upper end of the housing has an air inlet and the sidewall has an air outlet. The sterilization and ozone-generating unit is disposed in the processing space. The physical filter is disposed in the processing space, extends along the sidewall, and surrounds the sterilization and ozone-generating unit. The first ozone-removing unit is disposed between the physical filter and the sidewall. The cover is openably disposed at the air inlet.Type: ApplicationFiled: September 4, 2019Publication date: December 24, 2020Applicant: Industrial Technology Research InstituteInventors: I-Ling Nien, Shou-Nan Li, Meng-Hsuan Lee, Hui-Ya Shih, Wen-An Xie, Yen-An Chen, Chia-Yen Kuo
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Patent number: 10695715Abstract: A carbonized material, a device for removing ozone, and a method for removing ozone are provided. The carbonized material has at least a carbonyl-containing group, alkylol group, and carbon having sp2 hybrid orbital. In particular, the at least one carbonyl-containing group has a carbon content from 10 atom % to 30 atom %, based on the total carbon atoms of the at least one carbonyl-containing group, the at least one alkylol group, and the at least one carbon having sp2 hybrid orbital.Type: GrantFiled: November 16, 2017Date of Patent: June 30, 2020Assignee: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Wen-An Xie, Hong-Ping Lin, Shou-Nan Li, Hui-Ya Shih
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Publication number: 20180369751Abstract: A carbonized material, a device for removing ozone, and a method for removing ozone are provided. The carbonized material has at least a carbonyl-containing group, alkylol group, and carbon having sp2 hybrid orbital. In particular, the at least one carbonyl-containing group has a carbon content from 10 atom % to 30 atom %, based on the total carbon atoms of the at least one carbonyl-containing group, the at least one alkylol group, and the at least one carbon having sp2 hybrid orbital.Type: ApplicationFiled: November 16, 2017Publication date: December 27, 2018Applicant: Industrial Technology Research InstituteInventors: Wen-An XIE, Hong-Ping LIN, Shou-Nan LI, Hui-Ya SHIH
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Publication number: 20130017611Abstract: A method for fabricating a sensor material for detecting molecular contaminants, including the steps of: providing an aqueous solution of a metal oxide precursor; mixing titanium dioxide nanotubes with the aqueous solution of the metal oxide to form a mixture; adjusting a pH value of the mixture with a weak base until the pH value is neutral; dispersing the mixture in water and heating the mixture; and filtering the mixture to retain a solid part, and calcining the solid part under a continuous flow of oxygen to form metal oxide loaded titanium dioxide nanotubes. The disclosure also provides a sensor material and a detecting method using the sensor material for ppm-ppb-ppt concentration level detection of molecular contaminants.Type: ApplicationFiled: November 28, 2011Publication date: January 17, 2013Inventors: Shou-Nan LI, Hong-Ping LIN, Hui-Ya SHIH, Wen-An HSIEH, Jhih-Jie LIN
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Publication number: 20120058033Abstract: The present invention relates to a method for treating fluoro-containing and silicon-containing gas. The method comprises treating the gas with thermal-treating, particles-treating, catalyst-treating, and acid-removing sequentially to remove perfluorocompounds. The invention achieves results of reducing the working temperature, increasing the lifetime of the catalyst, reducing the operating cost of the system, and increasing the applications of the catalyst in the aspect of fluoride-containing gas, silicon-containing gas and particles containing gas treatment by sequential treating.Type: ApplicationFiled: November 15, 2011Publication date: March 8, 2012Applicant: Industrial Technology Research InstituteInventors: Sheng-Jen YU, Shou-Nan LI, Shao-I YEN, Tzu-Ming CHEN
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Publication number: 20120028363Abstract: The invention provides a metal porous material, a method for preparing the same, and a method for detecting nitrogen-containing compounds. The method for fabricating metal porous material includes: mixing a siloxane, a metal or metallic compound, and water, to obtain a mixture after stirring; modifying the mixture to a pH value of less than 7; subjecting the mixture to a first dry treatment to obtain a solid; after polishing the solid to obtain a powder, subjecting the powder to a second dry treatment. It should be noted that the method is free of any annealing or calcination process.Type: ApplicationFiled: May 20, 2011Publication date: February 2, 2012Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Chun-Nan Kuo, Shou-Nan Li, Shaw-I Yen, Yu-Lun Lai, Jung-Nan Hsu
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Patent number: 7935535Abstract: The invention provides a nanostructure material with metallic oxide including a product fabricated by the following steps: condensing silicon oxide or titanium oxide with a surfactant, obtaining a mesoporous silicon oxide or titanium oxide; mixing the mesoporous silicon oxide or titanium oxide with a metal or metallic compound and subjecting the mixture to a heterogeneous nucleation. According to another embodiment of the invention, the nanostructure material can also be fabricated by the following steps: subjecting silicon oxide or titanium oxide and a carbon black template to a calcination; mixing the results with a metal or metallic compound; and subjecting the mixture to a second calcinations. Further, in the invention, a method for detecting phosphorus-containing compounds employing the aforementioned nanostructure material is also provided.Type: GrantFiled: May 10, 2010Date of Patent: May 3, 2011Assignee: Industrial Technology Research InstituteInventors: Shaw-Yi Yen, Shou-Nan Li, Bo-Jui Chen, Hong-Ping Lin
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Publication number: 20110065201Abstract: The invention provides a nanostructure material with metallic oxide including a product fabricated by the following steps: condensing silicon oxide or titanium oxide with a surfactant, obtaining a mesoporous silicon oxide or titanium oxide; mixing the mesoporous silicon oxide or titanium oxide with a metal or metallic compound and subjecting the mixture to a heterogeneous nucleation. According to another embodiment of the invention, the nanostructure material can also be fabricated by the following steps: subjecting silicon oxide or titanium oxide and a carbon black template to a calcination; mixing the results with a metal or metallic compound; and subjecting the mixture to a second calcinations. Further, in the invention, a method for detecting phosphorus-containing compounds employing the aforementioned nanostructure material is also provided.Type: ApplicationFiled: May 10, 2010Publication date: March 17, 2011Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Shaw-Yi Yen, Shou-Nan Li, Bo-Jui Chen, Hong-Ping Lin
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Patent number: 7833324Abstract: A wet electrostatic precipitator is disclosed to include a condensation-growth chamber, a precipitation chamber connecting with the condensation-growth chamber, three dual-sleeve members mounted in the precipitation chamber, three discharge electrodes connecting with the dual-sleeve members, two insulating members covering on the inner surface of the precipitation chamber, and two ground electrodes mounted on the outside of the precipitation chamber. Thus, a uniform water film is formed on the surface of the insulating members to wash away the particles from waste gas. The condensation-growth chamber is provided for the particles to grow therein and thereby enhances the collection efficiency. The insulating member acts as a shield between the discharge electrodes and the ground electrodes and thereby avoids a short circuit or sparks.Type: GrantFiled: November 14, 2008Date of Patent: November 16, 2010Assignee: Industrial Technology Research InstituteInventors: Tzu-Mimg Chen, Shou-Nan Li, Chuen-Jinn Tsai, Sheng-Jen Yu, Guan-Yu Lin
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Publication number: 20100166633Abstract: A catalyst for decomposing volatile organic compounds is provided. The catalyst includes a mesoporous material and silver carried by the mesoporous material. The invention also provides a method for decomposing volatile organic compounds. The method includes providing a gas containing volatile organic compounds and contacting the gas containing volatile organic compounds and the disclosed catalyst to decompose and oxidize the gas containing volatile organic compounds into carbon dioxide and water.Type: ApplicationFiled: December 13, 2009Publication date: July 1, 2010Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Hsin-Hsien Wu, Kan-Sen Chou, Hsien-Chang Yang, Chin-Chao Huang, Shou-Nan Li
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Publication number: 20090314162Abstract: A wet electrostatic precipitator is disclosed to include a condensation-growth chamber, a precipitation chamber connecting with the condensation-growth chamber, three dual-sleeve members mounted in the precipitation chamber, three discharge electrodes connecting with the dual-sleeve members, two insulating members covering on the inner surface of the precipitation chamber, and two ground electrodes mounted on the outside of the precipitation chamber. Thus, a uniform water film is formed on the surface of the insulating members to wash away the particles from waste gas. The condensation-growth chamber is provided for the particles to grow therein and thereby enhances the collection efficiency. The insulating member acts as a shield between the discharge electrodes and the ground electrodes and thereby avoids a short circuit or sparks.Type: ApplicationFiled: November 14, 2008Publication date: December 24, 2009Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Tzu-Mimg CHEN, Shou-Nan Li, Chuen-Jinn Tsai, Sheng-Jen Yu, Guan-Yu Lin
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Patent number: 7572320Abstract: A method for removing high concentration ozone from a waste gas stream is disclosed, which includes the following steps: (1) providing an apparatus, which includes: a tank having an input port, an exhaust port and a packing, wherein the input port is near the bottom of the tank, the exhaust port is on the top of the tank, and the packing is contained in the tank; a liquid injection element for injecting reductant solution through the packing; and a storage vessel connecting to the liquid injection element; (2) transporting a gas into the tank through the input port for contacting the reductant solution; and (3) the gas exiting the reactor by way of the exhaust port.Type: GrantFiled: August 31, 2005Date of Patent: August 11, 2009Assignee: Industrial Technology Research InstituteInventors: Shaw-Yi Yan, Sheng-Jen Yu, Shou-Nan Li, Chang-Fu Hsu, Ping-Chung Chung
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Publication number: 20090155154Abstract: The invention provides a method for decomposing sulfur-fluorine-containing compound and apparatus thereof. Sulfur-fluorine-containing compound is decomposed in two steps, comprising contacting the compound with a first catalyst such as a monometallic catalyst and a second catalyst such as a bimetallic catalyst, and at a low reaction temperature to produce resulting compounds capable of water-solubility. Then, the resulting compounds, namely sulfur- or fluorine-containing compounds, are removed by washing.Type: ApplicationFiled: December 13, 2007Publication date: June 18, 2009Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Shao-I Yen, Jung-Nan Hsu, Shou-Nan Li
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Publication number: 20090145741Abstract: The present invention relates to a method for treating fluoro-containing and silicon-containing gas. The method comprises treating the gas with thermal-treating, particles-treating, catalyst-treating, and acid-removing sequentially to remove perfluorocompounds. The invention achieves results of reducing the working temperature, increasing the lifetime of the catalyst, reducing the operating cost of the system, and increasing the applications of the catalyst in the aspect of fluoride-containing gas, silicon-containing gas and particles containing gas treatment by sequential treating.Type: ApplicationFiled: April 7, 2008Publication date: June 11, 2009Applicant: Industrial Technology Research InstituteInventors: Sheng-Jen Yu, Shou-Nan Li, Shao-I Yen, Tzu-Ming Chen
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Publication number: 20070006730Abstract: A cleaning composition for treating acid gas. The cleaning composition comprises an iron-containing oxide, and an oxide comprising at least aluminum, silicon, or titanium with a mesoporous structure. A method for treating an acid gas utilizing the cleaning composition comprising contacting an acid gas with the cleaning composition for lowering the concentration of the acid gas is also disclosed.Type: ApplicationFiled: June 29, 2006Publication date: January 11, 2007Inventors: Jung-Nan Hsu, Shou-Nan Li
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Publication number: 20060042465Abstract: A method for removing high concentration ozone from a waste gas stream is disclosed, which includes the following steps: (1) providing an apparatus, which includes: a tank having an input port, an exhaust port and a packing, wherein the input port is near the bottom of the tank, the exhaust port is on the top of the tank, and the packing is contained in the tank; a liquid injection element for injecting reductant solution through the packing; and a storage vessel connecting to the liquid injection element; (2) transporting a gas into the tank through the input port for contacting the reductant solution; and (3) the gas exiting the reactor by way of the exhaust port.Type: ApplicationFiled: August 31, 2005Publication date: March 2, 2006Applicant: Industrial Technology Research InstituteInventors: Shaw-Yi Yan, Sheng-Jen Yu, Shou-Nan Li, Chang-Fu Hsu, Ping-Chung Chung