Patents by Inventor Hsin-Ching Kao
Hsin-Ching Kao 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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Publication number: 20230340233Abstract: A composite material is provided. The composite material includes (a1) first polyamide polymerized from C10-12 diamine and terephthalic acid or an ester thereof, or (a2) second polyamide polymerized from C8-12 diamine, terephthalic acid or an ester thereof, and 4-aminoalkyl benzoic acid or an ester thereof; and (b) sheet-shaped material having an aspect ratio of 40 to 80. The composite material can be used in the lens base and the barrel of a lens module.Type: ApplicationFiled: February 14, 2023Publication date: October 26, 2023Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Hung-Jen LIU, Hsin-Ching KAO, Po-Hsien HO
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Publication number: 20210347946Abstract: A method of forming a copolymer includes reacting with to form a salt. x parts by mole of the salt with y parts by mole of are reacted to form the copolymer having a chemical structure as wherein m=4-10, n=4-6, and x:y=1:9 to 4:6. The copolymer may have a relative viscosity of 1.5 to 4.0.Type: ApplicationFiled: March 30, 2021Publication date: November 11, 2021Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Hui-Min WANG, Jiun-Jy CHEN, Hung-Jen LIU, Hsin-Ching KAO
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Patent number: 10723841Abstract: A method for preparing a compound and a method for preparing a polymer employing the same are provided. The method for preparing a compound includes reacting a compound having a structure represented by Formula (I) with a compound having a structure represented by Formula (III) in the presence of a compound having a structure represented by Formula (II) to obtain a compound having a structure represented by Formula (IV) wherein Ar1 is substituted or unsubstituted aryl group; X is —O—, —S—, or —NH—; R1 is independently hydrogen or C1-6 alkyl group; R2 is hydroxyl group, C1-6 alkyl group, phenyl group, or tolyl group; and R3 is independently C1-6 alkyl group, C5-8 cycloalkyl group, or C2-6 alkoxyalkyl group.Type: GrantFiled: July 27, 2018Date of Patent: July 28, 2020Assignee: INDUSTRIAL TECHNOLOGY RESEARCHInventors: Po-Hsien Ho, Chih-Hsiang Lin, Feng-Jen Tsai, Cheng-Hsing Fan, Yih-Her Chang, Hsin-Ching Kao, Chien-Ming Chen
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Patent number: 10377705Abstract: A method for preparing a cationic sulfoxide intermediate having the following formula wherein Ar1 and Ar2 are substituted or unsubstituted aryl groups that are the same or different, includes reacting hydrogen peroxide with (i) a compound having the following formula (2) or sulfonic acid R?SO3H, wherein R? is CH3, CF3, phenyl, toluene, or OH, and (ii) a cationic thioether intermediate having the following formula (4) to obtain the cationic sulfoxide intermediate: wherein R is a substituted or unsubstituted C1-C6 alkyl group; and wherein Ar1 and Ar2 are as defined above and Y is an anion.Type: GrantFiled: December 22, 2016Date of Patent: August 13, 2019Assignee: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Po-Hsien Ho, Chih-Hsiang Lin, Meng-Hsin Chen, Cheng-Hsing Fan, Hsin-Ching Kao, Yih-Her Chang
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Patent number: 10287396Abstract: A polymer is provided. The polymer has a repeating unit having a structure represented by Formula (I) or Formula (II) wherein Ar1 and Ar2 can be substituted or unsubstituted aryl diradical; Y? can be R2SO3? or ClO4?; R1 can be C1-6 alkyl; Ar1 and Ar2 are different; and, R2 can be C1-6 alkyl, substituted or unsubstituted aromatic ring, or C1-6 haloalkyl.Type: GrantFiled: December 29, 2016Date of Patent: May 14, 2019Assignee: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Po-Hsien Ho, Chih-Hsiang Lin, Meng-Hsin Chen, Cheng-Hsing Fan, Hsin-Ching Kao, Yih-Her Chang
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Publication number: 20190040202Abstract: A method for preparing a compound and a method for preparing a polymer employing the same are provided. The method for preparing a compound includes reacting a compound having a structure represented by Formula (I) with a compound having a structure represented by Formula (III) in the presence of a compound having a structure represented by Formula (II) to obtain a compound having a structure represented by Formula (IV) wherein Ar1 is substituted or unsubstituted aryl group; X is —O—, —S—, or —NH—; R1 is independently hydrogen or C1-6 alkyl group; R2 is hydroxyl group, C1-6 alkyl group, phenyl group, or tolyl group; and R3 is independently C1-6 alkyl group, C5-8 cycloalkyl group, or C2-6 alkoxyalkyl group.Type: ApplicationFiled: July 27, 2018Publication date: February 7, 2019Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Po-Hsien HO, Chih-Hsiang LIN, Feng-Jen TSAI, Cheng-Hsing FAN, Yih-Her CHANG, Hsin-Ching KAO, Chien-Ming CHEN
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Patent number: 10184028Abstract: A method for preparing a polymer is provided. The method for preparing a polymer includes subjecting at least one monomer having a structure represented by Formula (I) to a reaction in the presence of sulfonic acid, diphenyl amine, and oxygen-containing phosphide, obtaining a sulfonium salt polymer wherein x is 0, 1, or 2; R1 is C1-6 alkyl group; and R2 is independently hydrogen, or C1-6 alkyl group. In particular, the molar ratio of the diphenyl amine to the oxygen-containing phosphide is from 4:1 to 1:1.Type: GrantFiled: June 20, 2018Date of Patent: January 22, 2019Assignee: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Po-Hsien Ho, Chih-Hsiang Lin, Meng-Hsin Chen, Cheng-Hsing Fan, Hsin-Ching Kao, Yih-Her Chang
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Publication number: 20180298146Abstract: A method for preparing a polymer is provided. The method for preparing a polymer includes subjecting at least one monomer having a structure represented by Formula (I) to a reaction in the presence of sulfonic acid, diphenyl amine, and oxygen-containing phosphide, obtaining a sulfonium salt polymer wherein x is 0, 1, or 2; R1 is C1-6 alkyl group; and R2 is independently hydrogen, or C1-6 alkyl group. In particular, the molar ratio of the diphenyl amine to the oxygen-containing phosphide is from 4:1 to 1:1.Type: ApplicationFiled: June 20, 2018Publication date: October 18, 2018Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Po-Hsien HO, Chih-Hsiang LIN, Meng-Hsin CHEN, Cheng-Hsing FAN, Hsin-Ching KAO, Yih-Her CHANG
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Patent number: 9994679Abstract: A method for preparing a polyarylene sulfide includes reacting a methyl 4-(arylthio)aryl sulfoxide compound with sulfuric acid, methanesulfonic acid, benzenesulfonic acid, p-toluenesulfonic acid or trifluoromethanesulfonic acid to obtain a polysulfonium intermediate; and demethylating the polysulfonium intermediate to obtain a polyarylene sulfide, wherein the polysulfonium intermediate is demethylated with aqueous HCl, HBr, or HI.Type: GrantFiled: December 16, 2016Date of Patent: June 12, 2018Assignee: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Po-Hsien Ho, Chih-Hsiang Lin, Meng-Hsin Chen, Cheng-Hsing Fan, Hsin-Ching Kao, Yih-Her Chang
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Publication number: 20170204225Abstract: A method for preparing a polyarylene sulfide includes reacting a methyl 4-(arylthio)aryl sulfoxide compound with sulfuric acid, methanesulfonic acid, benzenesulfonic acid, p-toluenesulfonic acid or trifluoromethanesulfonic acid to obtain a polysulfonium intermediate; and demethylating the polysulfonium intermediate to obtain a polyarylene sulfide, wherein the polysulfonium intermediate is demethylated with aqueous HCl, HBr, or HI.Type: ApplicationFiled: December 16, 2016Publication date: July 20, 2017Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Po-Hsien HO, Chih-Hsiang LIN, Meng-Hsin CHEN, Cheng-Hsing FAN, Hsin-Ching KAO, Yih-Her CHANG
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Publication number: 20170197914Abstract: A method for preparing an aromatic sulfide or a salt thereof is provided. The method for preparing an aromatic sulfide or a salt thereof includes reacting a compound having a structure represented by Formula (I) to a compound having a structure represented by Formula (III) in the presence of a compound having a structure represented by Formula (II) to obtain a compound having a structure represented by Formula (IV) wherein R1 and R2 are independently C1-6 alkyl group, or C5-7 cycloalkyl group; R3 is independently C1-6 alkyl group, C5-7 cycloalkyl group, C1-6 haloalkyl group, or aryl group; R4 is independently H, or C1-6 alkyl group; Y is H, aryl group, or —X—R5; X is —O—, —NH—, —PH—, or —S—, or Y and an adjacent R4 are optionally combined with the carbon atoms to which they are attached, to form an aryl group; and R5 is H, C1-6 alkyl group, C5-7 cycloalkyl group, or aryl group; and Z? is R3SO3?.Type: ApplicationFiled: December 23, 2016Publication date: July 13, 2017Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Po-Hsien HO, Chih-Hsiang LIN, Meng-Hsin CHEN, Cheng-Hsing FAN, Hsin-Ching KAO, Yih-Her CHANG
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Publication number: 20170197913Abstract: A method for preparing a cationic sulfoxide intermediate having the following formula wherein Ar1 and Ar2 are substituted or unsubstituted aryl groups that are the same or different, includes reacting hydrogen peroxide with (i) a compound having the following formula (2) or sulfonic acid R?SO3H, wherein R? is CH3, CF3, phenyl, toluene, or OH, and (ii) a cationic thioether intermediate having the following formula (4) to obtain the cationic sulfoxide intermediate: wherein R is a substituted or unsubstituted C1-C6 alkyl group; and wherein Ar1 and Ar2 are as defined above and Y is an anion.Type: ApplicationFiled: December 22, 2016Publication date: July 13, 2017Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Po-Hsien Ho, Chih-Hsiang Lin, Meng-Hsin Chen, Cheng-Hsing Fan, Hsin-Ching Kao, Yih-Her Chang
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Publication number: 20170198141Abstract: A method for preparing a polymer is provided. The method for preparing a polymer includes subjecting at least one monomer having a structure represented by Formula (I) to a reaction in the presence of sulfonic acid, diphenyl amine, and oxygen-containing phosphide, obtaining a sulfonium salt polymer wherein x is 0, 1, or 2, R1 is C1-6 alkyl group; and R2 is independently hydrogen, or C1-6 alkyl group.Type: ApplicationFiled: December 23, 2016Publication date: July 13, 2017Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Po-Hsien HO, Chih-Hsiang LIN, Meng-Hsin CHEN, Cheng-Hsing FAN, Hsin-Ching KAO, Yih-Her CHANG
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Publication number: 20170198098Abstract: A polymer is provided. The polymer has a repeating unit having a structure represented by Formula (I) or Formula (II) wherein Ar1 and Ar2 can be substituted or unsubstituted aryl diradical; Y? can be R2SO3? or ClO4?; R1 can be C1-6 alkyl; Ar1 and Ar2 are different; and, R2 can be C1-6 alkyl, substituted or unsubstituted aromatic ring, or C1-6 haloalkyl.Type: ApplicationFiled: December 29, 2016Publication date: July 13, 2017Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Po-Hsien HO, Chih-Hsiang LIN, Meng-Hsin CHEN, Cheng-Hsing FAN, Hsin-Ching KAO, Yih-Her CHANG
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Patent number: 8475696Abstract: A method for packaging a light emitting diode is provided. The steps comprise: providing a material; drying the material; feeding the material into a feeding inlet; and providing a mold with pre-embedded light diodes. The material enters the feeding inlet and is injected into the mold by pressing a screw, allowing the material to combine with the light emitting diode.Type: GrantFiled: March 17, 2008Date of Patent: July 2, 2013Assignee: Industrial Technology Research InstituteInventors: Chih-hsiang Lin, Ya-Lan Chuang, Pei-Jung Tsat, Shu-Ling Yeh, Chin-Lang Wu, Cing-Jiuh Kang, Hsin-Ching Kao
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Patent number: 8389666Abstract: The disclosed is a copolymer having a formula as: R1 is a combination of naphthalene, phenylene, butyl, and hexyl. R2 is a combination of ethylene, cyclohexlene, 2-methylpropyl, and neopentyl. n is a number of 1500 to 3000. The copolymer has a transparency greater than 80%, a thermal resistance greater than 100° C., a moisture absorption less than 0.5 wt %, and yellowing under UV/climate resistance greater than 1000 hours.Type: GrantFiled: January 3, 2011Date of Patent: March 5, 2013Assignee: Industrial Technology Research InstituteInventors: Chih-Hsiang Lin, Ya-Lan Chuang, Pei-Jung Tsat, Shu-Ling Yeh, Chin-Lang Wu, Cing-Jiuh Kang, Hsin-Ching Kao
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Publication number: 20110098437Abstract: The disclosed is a copolymer having a formula as: R1 is a combination of naphthalene, phenylene, butyl, and hexyl. R2 is a combination of ethylene, cyclohexlene, 2-methylpropyl, and neopentyl. n is a number of 1500 to 3000. The copolymer has a transparency greater than 80%, a thermal resistance greater than 100, a moisture absorption less than 0.5 wt %, and yellowing under UV/climate resistance greater than 1000 hours, such that the copolymer is adapted to be applied in packaging material for light emitting devices.Type: ApplicationFiled: January 3, 2011Publication date: April 28, 2011Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Chih-Hsiang Lin, Ya-Lan Chuang, Pei-Jung Tsat, Shu-Ling Yeh, Chin-Lang Wu, Cing-Jiuh Kang, Hsin-Ching Kao
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Patent number: 7923525Abstract: A polyester resin and a fabrication method thereof are provided. The fabrication method includes providing a diphenol monomer and a diacid monomer. The diphenol monomer is acetylated and then melt pre-polymerized with diacid monomer to form a pre-polymer. Then, the pre-polymer is polymerized by solid state polymerization to form a heat-resistant and transparent polyester resin.Type: GrantFiled: May 18, 2009Date of Patent: April 12, 2011Assignee: Industrial Technology Research InstituteInventors: Chih-Hsiang Lin, Hsin-Ching Kao
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Patent number: 7879279Abstract: The invention relates to a nucleating agent for polyethylene terephthalate and injection molding method thereof. The nucleating agent comprises a SiO2 core grafted with bis(2-hydroxyethyl) terephthalate, which accelerates the crystallization of polyethylene terephthalate for injection molding.Type: GrantFiled: December 29, 2009Date of Patent: February 1, 2011Assignee: Industrial Technology Research InstituteInventors: Hsun-Yu Li, Chih-Hsiang Lin, Chi Lung Wu, Hsin-Ching Kao
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Patent number: 7871835Abstract: Disclosed is a method for packaging an LED by a thermoplastic copolymer. The copolymer is polymerized by 100 parts by weight of an acrylic ester, 0.1 to 30 parts by weight of a hydrogen bond monomer, and 0.1 to 70 parts by weight of a bulky monomer. The copolymer has transparency greater than 90%, thermal resistance greater than 130° C., and moisture absorption less than 0.5 wt %, such that the copolymer may be applied as packaging material for a light emitting device.Type: GrantFiled: April 3, 2009Date of Patent: January 18, 2011Assignees: Industrial Technology Research Institute, Topco Technologies Corp.Inventors: Shu-Ling Yeh, Ya-Lan Chuang, Pei-Jung Tsai, Chih-Hsiang Lin, Hsin-Ching Kao, Feng-Chih Chang, Tang-Jung Wu