Patents Assigned to Kolon Industries, Inc.
  • Patent number: 11421081
    Abstract: A polyimide-polybenzoxazole precursor solution, a polyimide-polybenzoxazole film, and a method of manufacturing the film are disclosed. A polyimide-polybenzoxazole film manufactured using the polyimide-polybenzoxazole precursor solution is formed by copolymerizing a unit structure of diamine and dianhydride and a unit structure of diaminophenol and dicarbonyl chloride in an organic solvent. The film is colorless and transparent, like conventional polyimide films, and can exhibit improved heat resistance and low birefringence.
    Type: Grant
    Filed: February 26, 2021
    Date of Patent: August 23, 2022
    Assignee: KOLON INDUSTRIES. INC.
    Inventors: Doo Li Choi, Hak Gee Jung
  • Patent number: 11335925
    Abstract: Disclosed are a fuel cell system capable of maintaining hydrogen density of the exhaust gas discharged from the fuel cell system at a level below the tolerance limit so that any fears about fire and/or explosion can be dispelled and the safety of the system can be remarkably improved, and a humidifier therefor. The fuel cell system of the present invention comprises a fuel cell stack; and a humidifier configured to (i) humidify an air supplied from outside by means of an off-gas discharged from the fuel cell stack and (ii) supply the humidified air to the fuel cell stack, wherein the off-gas is mixed with at least a portion of the humidified air in the humidifier.
    Type: Grant
    Filed: April 25, 2018
    Date of Patent: May 17, 2022
    Assignees: Kolon Industries, Inc., Hyundai Motor Company, Kia Motors Corporation
    Inventors: Na Hyeon An, Kyoung Ju Kim, Woong Jeon Ahn, Young Seok Oh, Jin Hyung Lee
  • Publication number: 20210384525
    Abstract: Disclosed are a catalyst, a method for producing the catalyst, an electrode comprising the catalyst, a membrane-electrode assembly comprising the electrode, and a fuel cell comprising the membrane-electrode assembly, the catalyst having superb catalytic activity that can be obtained by means of a simple post-treatment process of the raw catalyst. The catalyst according to the present invention comprises a support, and metal particles supported therein, wherein the metal particles comprise main particles and an additional metal layer thereon, and the main particles and additional metal layer comprise the same metal elements. The metal particles have a budding structure or a rod structure by having just a particular latticed active surface of the main particles grow to form the additional metal layer, or a core-shell structure by having the entire latticed active surface of the main particles grow to form the additional metal layer.
    Type: Application
    Filed: December 16, 2019
    Publication date: December 9, 2021
    Applicant: KOLON INDUSTRIES, INC.
    Inventor: Jung Ho KIM
  • Patent number: 11180201
    Abstract: Disclosed herein is a truck, a deck gate for truck, and a method for manufacturing thereof. According to the present invention, the deck gate for truck has excellent impact strength, low plastic deformation rate, excellent molding property and thermal resistance, and reduces weight. Also, the deck gate for truck according to the present invention reduces weight of about 23% in comparison with a conventional steel and wood type deck gate for truck.
    Type: Grant
    Filed: June 19, 2019
    Date of Patent: November 23, 2021
    Assignees: KOLON GLOTECH, INC., KOLON INDUSTRIES INC., KOLON DACC COMPOSITE CO., LTD.
    Inventors: Dong Won Kim, Woo Jin Jung, Chang Hun Lee, Hyun Kyu Shin, Dae Il Lee, Jin Wook Han
  • Patent number: 11130844
    Abstract: The present invention relates to a polyamide-imide precursor, a polyamide-imide obtained by imidizing the same, a polyamide-imide film, and an image display device including the film. The polyamide-imide precursor includes, in a molecular structure thereof, a first block, obtained by copolymerizing monomers including dianhydride and diamine, a second block, obtained by copolymerizing monomers including an aromatic dicarbonyl compound and the diamine, and a third block, obtained by copolymerizing monomers including the aromatic dicarbonyl compound and aromatic diamine. The dianhydride for forming the first block includes 2-bis(3,4-dicarboxyphenyl)hexafluoropropane dianhydride (6FDA), and the diamine for forming the first block and the second block includes 9,9-bis(3-fluoro-4-aminophenyl)fluorene (FFDA).
    Type: Grant
    Filed: December 31, 2015
    Date of Patent: September 28, 2021
    Assignee: KOLON INDUSTRIES, INC.
    Inventors: Jong Won Yang, Hak Gee Jung
  • Patent number: 11103003
    Abstract: This invention relates to a lyocell material for a tobacco filter and a method of manufacturing the same, and more particularly to a lyocell fiber having a modified cross-section for a tobacco filter, wherein the cross-sectional shape of a monofilament contained in a lyocell fiber is controlled to increase the external surface area of the fiber, after which then crimps are formed, thereby exhibiting properties equal or superior to those of conventional lyocell materials, even when used in a small amount.
    Type: Grant
    Filed: June 30, 2015
    Date of Patent: August 31, 2021
    Assignees: KOLON INDUSTRIES, INC., KT&G CORPORATION
    Inventors: Jong Cheol Jeong, Sang Woo Jin, Sang Yoel Lee, Woo Chul Kim, Sang Mok Lee, Jong Yeol Kim, Soo Ho Kim, Bong Su Cheong, Hyun Suk Cho, Sung Jong Ki
  • Publication number: 20210207295
    Abstract: Disclosed are a high-performance hybrid tire cord capable of realizing high performance and lightweight of a tire, and a method for manufacturing same. The hybrid tire cord of the present invention comprises a PET primarily-twisted yarn, an aramid primarily-twisted yarn, and an adhesive coated on the PET primarily-twisted yarn and the aramid primarily-twisted yarn. In the hybrid tire cord having a predetermined length, the length of the aramid primarily-twisted yarn is 1 to 1.1 times the length of the PET primarily-twisted yarn, after the secondary twist is untwisted.
    Type: Application
    Filed: September 29, 2017
    Publication date: July 8, 2021
    Applicant: KOLON INDUSTRIES, INC.
    Inventors: Min Ho LEE, Ok Wha JEON, Jong Ha YIM, Da Ae KIM
  • Patent number: 11040522
    Abstract: Disclosed is a polyimide cover substrate, which is configured such that a device protection layer is formed of a urethane acrylate compound on at least one side of a polyimide film, thereby exhibiting not only high flexural properties and impact resistance but also superior solvent resistance, optical properties and scratch resistance and low water vapor transmission rate, and thus can be effectively utilized as a cover substrate for a flexible electronic device.
    Type: Grant
    Filed: March 31, 2014
    Date of Patent: June 22, 2021
    Assignee: KOLON INDUSTRIES, INC.
    Inventors: Hak Yong Woo, Hak Gee Jung, Ki Il Hong
  • Publication number: 20210179781
    Abstract: A polyimide-polybenzoxazole precursor solution, a polyimide-polybenzoxazole film, and a method of manufacturing the film are disclosed. A polyimide-polybenzoxazole film manufactured using the polyimide-polybenzoxazole precursor solution is formed by copolymerizing a unit structure of diamine and dianhydride and a unit structure of diaminophenol and dicarbonyl chloride in an organic solvent. The film is colorless and transparent, like conventional polyimide films, and can exhibit improved heat resistance and low birefringence.
    Type: Application
    Filed: February 26, 2021
    Publication date: June 17, 2021
    Applicant: KOLON INDUSTRIES, INC.
    Inventors: Doo Li CHOI, Hak Gee JUNG
  • Publication number: 20210147710
    Abstract: The present invention relates to a coating resin composition comprising a siloxane resin chemically bonded by compounds including an alkoxy silane containing epoxy or acrylic in the chemical structure; a dialkoxysilane of a silane D structure; or a trialkoxy silane of a silane T structure, and to a coating film comprising a cured article of the resin composition as a coating layer.
    Type: Application
    Filed: August 23, 2018
    Publication date: May 20, 2021
    Applicant: Kolon Industries, Inc.
    Inventors: Hang Geun KIM, Dong Hee LEE, Seong Hoon BAEK, Byung Joon AN, Sang HYUN AHN, Pil Rye YANG
  • Publication number: 20210143461
    Abstract: A membrane-electrode assembly, a method for manufacturing the membrane-electrode assembly, and a fuel cell including the membrane-electrode assembly are disclosed. The membrane-electrode assembly includes: an ion exchange membrane; catalyst layers disposed on both sides of the ion exchange membrane respectively; and a functional modification layer disposed between the ion exchange membrane and each of the catalyst layers. The membrane-electrode assembly has a low hydrogen permeability without a reduction of hydrogen ion conductivity, has excellent interfacial bonding properties between the catalyst layers and the ion exchange membrane, and has excellent performance and durability under high temperature/low humidity conditions.
    Type: Application
    Filed: June 29, 2018
    Publication date: May 13, 2021
    Applicant: KOLON INDUSTRIES, INC.
    Inventors: Jun-Young KIM, Kah-Young SONG, Nak-Won KONG, Jin-Hwa LEE
  • Patent number: 10988644
    Abstract: Provided are a hydrocarbon resin and a method of preparing the same, wherein thermal polymerization of a diolefin and an olefin is performed, thus obviating a catalyst removal process, material supply problems can be solved, and a hydrogenated hydrocarbon resin can be prepared using a catalyst, which is inexpensive and is easy to handle, thereby realizing a yield and a preparation process that enable real-world application thereof. The hydrogenated hydrocarbon resin prepared by the method of the invention has excellent compatibility and a low specific viscosity, and can thus be efficiently used as a tackifier or an adhesive in a variety of fields.
    Type: Grant
    Filed: December 31, 2015
    Date of Patent: April 27, 2021
    Assignee: KOLON INDUSTRIES, INC.
    Inventors: Sang Hyun Lee, Jun Hyo Park, Joong Suk Lee, Min Sik Cho
  • Publication number: 20210111424
    Abstract: The present invention relates to an ion exchange membrane and an energy storage device comprising same, wherein the ion exchange membrane comprises: a polymer membrane comprising an ion conductor; and any one ion permeation inhibiting additive selected from the group consisting of a columnar porous metal oxide, crown ether, a nitrogen-containing cyclic compound, and a mixture thereof. In the ion exchange membrane, the size of a channel through which ions permeate is limited or an additive capable of trapping ions is introduced into an ion movement path, so that the permeation of ions is prevented, leading to the improvement of voltage efficiency and the prevention of deterioration.
    Type: Application
    Filed: February 26, 2019
    Publication date: April 15, 2021
    Applicant: Kolon Industries, Inc.
    Inventors: Junghwa PARK, Donghoon LEE, Nayoung KIM, Eunsu LEE, Seungjib YUM
  • Publication number: 20210102322
    Abstract: The present disclosure relates to a method for producing a nonwoven fabric which improves the impregnation property of a fabric softener in the nonwoven fabric so as to apply the nonwoven fabric to a dryer sheet (sheet-type fabric softener). In a nonwoven fabric made of two types of polyester long fiber mixed filament yarns, by widening the specific surface area, adjusting the evenness deviation to be small and increasing the porosity, the impregnation property of a fabric softener is improved even when the nonwoven fabric is made lightweight, and the nonwoven fabric can be applied to a dryer sheet.
    Type: Application
    Filed: March 19, 2019
    Publication date: April 8, 2021
    Applicant: KOLON INDUSTRIES, INC.
    Inventors: Young-shin PARK, Min-ho LEE, Hee-Jung CHO, Woo-seok CHOI, Jung-soon JANG
  • Patent number: 10954206
    Abstract: The present invention relates to a method for preparing a glycidyl ester compound which comprises performing a reaction under reduced pressure without using a reaction solvent.
    Type: Grant
    Filed: March 27, 2017
    Date of Patent: March 23, 2021
    Assignee: KOLON INDUSTRIES, INC.
    Inventors: Jong Un Sung, Sang Youb Seong, Yu Sung Kim, Jun Hyo Park
  • Patent number: 10941268
    Abstract: The present invention relates to a cosmetic-supporting structure, including a reticulated porous foam and a silicone coating layer, serving as an outer frame, on an outer surface of the foam, serving as an inner frame, a method of manufacturing the same, and a cosmetic product containing the same.
    Type: Grant
    Filed: December 1, 2016
    Date of Patent: March 9, 2021
    Assignee: Kolon Industries, Inc.
    Inventors: Tae-Hwan Ahn, Min-Ho Choi
  • Publication number: 20210060908
    Abstract: The present invention relates to a hard coating film having a multilayer-structure and, specifically, to a hard coating film having a multilayer-structure, which has a low Vickers hardness (Hv) value while having an excellent scratch resistance together with flexibility.
    Type: Application
    Filed: September 4, 2018
    Publication date: March 4, 2021
    Applicant: Kolon Industries, Inc.
    Inventors: Pil Rye YANG, Dong Hee LEE, Sang Hyun AHN, Hang Geun KIM, Seong Hoon BAEK, Byung Joon AN
  • Publication number: 20210066733
    Abstract: The present invention relates to a fuel cell membrane humidifier capable improving humidifying efficiency by controlling the flow direction of fluid, and the fuel cell membrane humidifier according to an embodiment of the present invention comprises: a hollow fiber membrane module for accommodating a hollow fiber membrane in which a first fluid and a second fluid perform moisture exchange while the first fluid flows therein and the second fluid flows on the outside thereof; and a housing part constituting the appearance of the membrane purifier, wherein a fluid guide part for uniformly guiding the flow of fluid is formed between the hollow fiber membrane and the housing part.
    Type: Application
    Filed: December 28, 2018
    Publication date: March 4, 2021
    Applicant: Kolon Industries, Inc.
    Inventors: Na-Hyeon AN, Kyoung-Ju KIM, Young-Seok OH, Jin-Hyung LEE, Woong-Jeon AHN
  • Publication number: 20210057767
    Abstract: A membrane humidifier for a fuel cell is disclosed. The membrane includes a middle case in which a plurality of hollow fiber membranes are accommodated; a cap case coupled to the middle case; a potting part formed at the end portions of the plurality of hollow fiber membranes; and an assembling member disposed between the end portions of the cap case and the middle case, and simultaneously coupling, so as to be airtight, a gap between the cap case and the middle case and a gap between the cap case and the potting part.
    Type: Application
    Filed: June 29, 2018
    Publication date: February 25, 2021
    Applicant: Kolon Industries, Inc.
    Inventors: Do-Woo KIM, Kyoung-Ju KIM, In-Ho KIM, Na-Hyeon AN, Jin-Hyung LEE
  • Patent number: 10923752
    Abstract: Disclosed are a membrane-electrode assembly, a method of manufacturing the same, and a fuel cell including the membrane-electrode assembly. The membrane-electrode assembly includes a catalyst layer, an interfacial adhesive layer which is positioned on the catalyst layer and formed by permeating an interface between the interfacial adhesive layer and the catalyst layer into a partial depth of the catalyst layer, and an ion exchange membrane which is positioned on the interfacial adhesive layer and bonded to the catalyst layer by the medium of the interfacial adhesive layer, the interfacial adhesive layer including a fluorine-based ionomer having an equivalent weight (EW) of 500 to 1000 g/eq.
    Type: Grant
    Filed: December 28, 2017
    Date of Patent: February 16, 2021
    Assignee: KOLON INDUSTRIES, INC.
    Inventors: Jun-Young Kim, Jin-Hwa Lee