Patents Assigned to Taiwan Textile Research Institute
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Patent number: 9982379Abstract: A dyeing device adapted to move in a high pressure space having a fluid is provided. The dyeing device includes a magnetic dyeing shaft and a dye mixing chamber connected to the magnetic dyeing shaft. The magnetic dyeing shaft is configured to make a fiber product wind thereon, and the dye mixing chamber is configured to store dye, and the dye mixing chamber is adapted to let the fluid in the high pressure space flow through. A dyeing apparatus including the dyeing device is also provided.Type: GrantFiled: November 16, 2015Date of Patent: May 29, 2018Assignee: Taiwan Textile Research InstituteInventors: Jung-Yu Tsai, Chen-Chi Huang, Chun-Chen Chen
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Publication number: 20180134902Abstract: An air flow generating device, a graphene dispersion, and a preparation method thereof are provided. The graphene dispersion is formed by a graphene powder and a processing solvent, wherein the graphene in the graphene dispersion has an average diameter of 0.5 ?m to 1 ?m, 3 to 5 layers, a solid content of 5% to 50%, and a residue oxygen content less than 1 wt %, and after being left to stand for 12 hours, the graphene dispersion has a distribution concentration increasing from the top section to the bottom section of the storage container, a viscosity of 5000 cps to 8000 cps, and a graphene concentration of 20 wt %.Type: ApplicationFiled: September 15, 2017Publication date: May 17, 2018Applicant: Taiwan Textile Research InstituteInventors: Ting-Yu Wu, Ting-Yu Chang, Hsin-Chun Li, Bo-Fan Lin
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Patent number: 9895709Abstract: A thermal spraying system includes a fixing device and a thermal spraying apparatus that are relatively movable. The thermal spraying apparatus includes a hollow pipe, an extrusion die, a transporting device, a helical pipe, a fluid supplying device, and a heater. The hollow pipe defines an accommodating space. The extrusion die is connected with the hollow pipe. The extrusion die has a nozzle. The nozzle is in spatial communication with the accommodating space. The transporting device is used for moving a raw material to pass through the nozzle. The hollow pipe is surrounded by the helical pipe. An end of the helical pipe is connected to the nozzle. The fluid supplying device is connected to another end of the helical pipe. The heater encloses the helical pipe and the hollow pipe for heating the helical pipe and the accommodating space.Type: GrantFiled: September 9, 2016Date of Patent: February 20, 2018Assignee: TAIWAN TEXTILE RESEARCH INSTITUTEInventors: Chao-Chun Peng, Ming-Chih Kuo
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Patent number: 9884296Abstract: A composite membrane includes a hydrophobic porous membrane and a high water content hydrogel layer disposed on the surface of the hydrophobic porous membrane facing the hot end. The surface active agents contained in the wastewater at the hot end are blocked by the high water content hydrogel layer, thus the problem of pore wetting of the hydrophobic porous membrane can be prevented. Therefore, the membrane distillation technique can be utilized for processing wastewater containing surface active agents.Type: GrantFiled: December 29, 2014Date of Patent: February 6, 2018Assignee: TAIWAN TEXTILE RESEARCH INSTITUTEInventors: Po-Ju Lin, Jun-Hong Chen, Yu-Ling Li
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Publication number: 20180028984Abstract: A polyimide mixture including a polyimide and an amino-containing silica particle is provided. The polyimide includes a repeating unit represented by formula 1: wherein Ar includes and A includes The amino-containing silica particle is mixed with the polyimide, and is obtained by the hydrolysis condensation reaction of an alkoxysilane shown in formula 2 and an alkoxysilane shown in formula 3 in the presence of a catalyst: Si(OR1)4??formula 2, (NH2—Y)m—Si(OR2)4-m??formula 3, wherein in formula 2, R1 is a C1-C10 alkyl group; and in formula 3, Y is a C1-C10 alkyl group or a C2-C10 alkenyl group, R2 is a C1-C10 alkyl group, and m is an integer of 1 to 3.Type: ApplicationFiled: June 22, 2017Publication date: February 1, 2018Applicant: Taiwan Textile Research InstituteInventors: Shang-Chih Chou, Chun-Hung Chen, Chien-Chieh Hu
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Patent number: 9834866Abstract: A manufacturing method for a transparent fiber is provided. The method includes forming a spinning solution containing a polyimide polymer in an organic solvent. The polydispersity index (PDI) of the polyimide polymer is 1.3˜2.6. The spinning solution is used to perform a dry-jet wet spinning step to form a plurality of fibers. Furthermore, the plurality of fibers are subjected to a thermal drawing step to form a plurality of transparent fibers, wherein the temperature of the thermal drawing step is controlled from 215° C. to 350° C. The manufacturing method for a transparent fiber provided in the present invention makes use of a polyimide polymer material and utilizes a dry-jet wet spinning step and a thermal drawing step, which allows the formation of a transparent and high strength polyimide fiber.Type: GrantFiled: June 15, 2015Date of Patent: December 5, 2017Assignee: Taiwan Textile Research InstituteInventors: Shang-Chih Chou, Chun-Hung Chen, Chun-Hung Lin
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Publication number: 20170291148Abstract: A preparation method of separation membrane is provided. First, a polyimide composition including a dissolvable polyimide, a crosslinking agent, and a solvent is provided. The dissolvable polyimide is represented by formula 1: wherein B is a tetravalent organic group derived from a tetracarboxylic dianhydride containing aromatic group, A is a divalent organic group derived from a diamine containing aromatic group, A? is a divalent organic group derived from a diamine containing aromatic group and carboxylic acid group, and 0.1?X?0.9. The crosslinking agent is an aziridine crosslinking agent, an isocyanate crosslinking agent, an epoxy crosslinking agent, a diamine crosslinking agent, or a triamine crosslinking agent. A crosslinking process is performed on the polyimide composition. The polyimide composition which has been subjected to the crosslinking process is coated on a substrate to form a polyimide membrane. A dry phase inversion process is performed on the polyimide membrane.Type: ApplicationFiled: March 29, 2017Publication date: October 12, 2017Applicant: Taiwan Textile Research InstituteInventors: Shang-Chih Chou, Chun-Hung Chen, Chun-Hung Lin, Kueir-Rarn Lee
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Publication number: 20170291146Abstract: A preparation method of separation membrane is provided. First, a polyimide composition including a dissolvable polyimide, a crosslinking agent and a solvent is provided. The dissolvable polyimide is represented by formula 1: wherein B is a tetravalent organic group derived from a tetracarboxylic dianhydride containing aromatic group, A is a divalent organic group derived from a diamine containing aromatic group, A? is a divalent organic group derived from a diamine containing aromatic group and carboxylic acid group, and 0.1?X?0.9. The crosslinking agent is an aziridine crosslinking agent, an isocyanate crosslinking agent, an epoxy crosslinking agent, a diamine crosslinking agent, or a triamine crosslinking agent. A crosslinking process is performed on the polyimide composition. The polyimide composition which has been subjected to the crosslinking process is coated on a substrate to form a polyimide membrane. A wet phase inversion process is performed on the polyimide membrane.Type: ApplicationFiled: March 29, 2017Publication date: October 12, 2017Applicant: Taiwan Textile Research InstituteInventors: Shang-Chih Chou, Chun-Hung Chen, Chun-Hung Lin, Kueir-Rarn Lee
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Patent number: 9643001Abstract: A wound care dressing is provided, including a hydrophobic base fabric, a plurality of electrode pairs, a plurality of hydrogel layers, and a waterproof thin film. The hydrophobic base fabric has a first surface and a second surface opposite to each other. The electrode pairs are arranged in an array and disposed on the first surface of the hydrophobic base fabric. The hydrogel layers are not in contact with one other, and each hydrogel layer covers a top surface and side walls of each electrode in the electrode pairs. After the hydrogel layers are in contact with a wound and absorb tissue fluid from the wound, the hydrogel layers form a restrictive electronic cycling channel with the electrode pairs to establish a plurality of bioelectric fields promoting wound healing on a surface of the wound. The waterproof thin film is disposed on the second surface of the hydrophobic base fabric.Type: GrantFiled: February 2, 2016Date of Patent: May 9, 2017Assignee: Taiwan Textile Research InstituteInventors: Ting-Yu Wu, Ting-Yu Chang
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Patent number: 9617376Abstract: The present disclosure relates to a polymer composite material and preparation method thereof. The polymer composite material includes a polyol and a phase changed cross-linking polymer. The phase changed cross-linking polymer has at least one ionic group, a hydrogen bond is formed between the ionic group and the hydroxyl group of the polyol, the polyol is encapsulated and dispersed within the phase changed cross-linking polymer, and a weight percentage of the polyol is 20-60%, a weight percentage of the phase changed cross-linking polymer is 40-80%.Type: GrantFiled: August 14, 2015Date of Patent: April 11, 2017Assignee: TAIWAN TEXTILE RESEARCH INSTITUTEInventors: Chi-Shu Wei, Yen-Hsi Lin, Pei-Fen Yang, Cheng-Chu Lin
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Patent number: 9475982Abstract: A multi-wavelength composite light-storing powder and method of manufacturing and applying the same. It utilizes organic compound having double-imide-bond steric structure, to produce high speed collisions with light-storing material containing rare earth elements in an environment of extremely low temperature, to make collision surface produce instantaneous high temperature, so that the organic compound is sputtered onto a surface of the light-storing material. The surface is cooled instantly due to extremely low temperature to produce the composite light-storing powder. The composite light-storing powder is apt to engage cross linked structure of thermoplastic polymer in a high temperature blending process. Then, through a filament process, to produce successfully light-storing fiber capable of emitting multi-wavelengths with high heat resistance and wash endurance.Type: GrantFiled: July 19, 2013Date of Patent: October 25, 2016Assignee: TAIWAN TEXTILE RESEARCH INSTITUTEInventors: Sheng-Jen Lin, Ying-Hsiu Hsiao
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Patent number: 9393624Abstract: A preparation method of silver nanowires is provided. First, droplets of an ethylene glycol solution of silver nitrate is atomized by ultra-sonication and then added into a heated solution containing polyvinylpyrrolidone and sodium chloride to form silver nanowires. Comparing with the method without the ultra-sonication, the above method can increase the yield and the aspect ratio of the silver nanowires.Type: GrantFiled: April 8, 2014Date of Patent: July 19, 2016Assignee: TAIWAN TEXTILE RESEARCH INSTITUTEInventors: Shiao-Yen Lee, Jui-Chi Lin, Pei-Fen Yang, Ting-Yu Wu, Yi-Hsiang Hsu
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Patent number: 9364824Abstract: An ion-exchange membrane is provided, and the fibers of the ion-exchange membrane are obtained by electrospinning. The electrospinning solution contains 100 parts by weight of polyvinyl alcohol (PVA), 10-100 parts by weight of a modifier, 10-100 parts by weight of an ion exchanger, and 100-2,500 parts by weight of water. The modifier has a reactive group that can react with the hydroxyl groups of the PVA. The ion exchanger has a polar functional group that can form hydrogen bonds with the hydroxyl groups of the PVA, and has an anion group that can provide ion-exchange ability.Type: GrantFiled: October 28, 2014Date of Patent: June 14, 2016Assignee: TAIWAN TEXTILE RESEARCH INSTITUTEInventors: Hsin-Ying Chou, Huan-Sheng Chien, Haw-Jer Chang, Ni Putu Dewi Nurmalasari
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Patent number: 9334441Abstract: A wavelength-shift composite light-storing powder and method of manufacturing and applying the same. Wherein, inorganic metal oxide and light-storing material containing rare earth elements are made to collide at high speed in an environment of extremely low temperature. The collision process makes said inorganic metal oxide to produce fusion reaction on surface of said light-storing material, that causes changes of lattice structure, to generate photon shift phenomenon and produce said wavelength-shift composite light-storing powder. Said composite light-storing powder is apt to engage cross-linked structure of thermoplastic polymer in a high temperature blending process, to achieve even distribution. Finally, through a filament process to produce successfully light-storing fibers capable of emitting lights of various wavelengths, to raise its heat resistance and wash durability.Type: GrantFiled: July 19, 2013Date of Patent: May 10, 2016Assignee: TAIWAN TEXTILE RESEARCH INSTITUTEInventors: Sheng-Jen Lin, Ying-Hsiu Hsiao
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Patent number: 9263171Abstract: The present invention relates to a polyester matrix powder comprising a polybutylene terephthalate, a homogeneously dispersed carbon nanotube powder, a dispersant and a chain extender; to a conductive masterbatch with homogeneous and smooth surface; to a process for the preparation of the conductive masterbatch; to a conductive monofilament prepared from the conductive masterbatch; to a process for the preparation of the conductive monofilament; and to a fabric article prepared from the monofilament. The present invention is characterized in the preparation of carbon nanotube-containing fiber materials with higher conductivity and the improvement of the spinning property of the conductive masterbatches to avoid blocking and yarn breakage during the spinning process.Type: GrantFiled: February 14, 2012Date of Patent: February 16, 2016Assignee: Taiwan Textile Research InstituteInventor: Sheng-Shan Chang
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Patent number: 9260807Abstract: An apparatus for fabricating three-dimensional nonwoven fabric structure is disclosed, which includes an adjustable frame, a three-dimensional mold, a rotary shaft connecting the three-dimensional mold and the adjustable frame, and a meltblown device. The three-dimensional mold is rotated relative to the adjustable frame. The meltblown device has plural nozzles for spinning a plurality of fibers, wherein the three-dimensional mold is rotated in front of the nozzles to select the fibers, and a three-dimensional nonwoven fabric structure is formed on the three-dimensional mold.Type: GrantFiled: March 7, 2011Date of Patent: February 16, 2016Assignee: TAIWAN TEXTILE RESEARCH INSTITUTEInventors: Kung-Chin Chang, Chao-Chun Peng, Ming-Chih Kuo, Cheng-Kun Chu
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Patent number: 9174152Abstract: Provided is a method of fabricating a filter medium including the following steps. An assembly of first fiber is formed by a first spinning device. A plurality of second fiber is formed by a second spinning device. On a reception device is collected a film having a three-dimensional non-woven structure constructed by the first fibers and the second fibers. Each of the first fibers has a diameter of 1-50 ?m. Each of the second fibers has a diameter of 1-1000 nm. The second spinning device is positioned between the first spinning device and the reception device. The first fibers and the second fibers stack with each other in a random manner to form the three-dimensional non-woven structure.Type: GrantFiled: September 27, 2013Date of Patent: November 3, 2015Assignee: Taiwan Textile Research InstituteInventors: Chung-Feng Dai, Huan-Sheng Chien
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Patent number: 9156943Abstract: A process for manufacturing a modified polyester, comprising the steps of: obtain a esterification product of diacid, diol, and a branching agent having at least three carboxyl groups , wherein the branching agent is present in an amount of up to 1 mol %, and carrying out a polycondensation reaction of the esterification product and a diamine to obtain the modified polyester, wherein the diamine is present in an amount of about 0.07 to about 0.22 mol %, the diacid comprises a combination of at least one aliphatic diacid and at least one aromatic diacid which is present in an amount no greater than about 10 mol % based upon the total moles of the diacid and the diol. The modified polyester is a thermally induced shape-memory material having an activation temperature of about 40 to 99° C., a percent elongation at break of about 29.9 % to 40.9% and bending modulus of about 40.3 MPa to about 20.1 Mpa.Type: GrantFiled: April 26, 2011Date of Patent: October 13, 2015Assignee: TAIWAN TEXTILE RESEARCH INSTITUTEInventors: Wei-Hung Chen, Tai-You Chen, Pao-Chi Chen, Chin-Wen Chen, Syang-Peng Rwei
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Patent number: 9139711Abstract: The present disclosure relates to a polymer composite material and preparation method thereof. The polymer composite material includes a polyol and a phase changed cross-linking polymer. The phase changed cross-linking polymer has at least one ionic group, a hydrogen bond is formed between the ionic group and the hydroxyl group of the polyol, the polyol is encapsulated and dispersed within the phase changed cross-linking polymer, and a weight percentage of the polyol is 20-60%, a weight percentage of the phase changed cross-linking polymer is 40-80%.Type: GrantFiled: December 19, 2013Date of Patent: September 22, 2015Assignee: TAIWAN TEXTILE RESEARCH INSTITUTEInventors: Chi-Shu Wei, Yen-Hsi Lin, Pei-Fen Yang, Cheng-Chu Lin
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Patent number: 9111686Abstract: A flexible supercapacitor and a preparation method thereof are provided. The flexible supercapacitor includes a polymer-based solid electrolyte layer, two active layers respectively disposed on opposite surfaces of the polymer-based solid electrolyte layer, and two electron conducting layers disposed on outer exposed surfaces of the two active layers.Type: GrantFiled: August 14, 2012Date of Patent: August 18, 2015Assignee: TAIWAN TEXTILE RESEARCH INSTITUTEInventors: Wen-Hsien Ho, Chung-Bo Tsai, Po-Chou Chen, Yan-Ru Chen