Patents by Inventor Kyeong Hoon Jang

Kyeong Hoon Jang 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).

  • Publication number: 20220009556
    Abstract: A method for manufacturing a lightweight cowl crossbar includes: producing an inner pipe, laminating a plurality of composite material layers wound around the inner pipe, and extruding an outer pipe on the winding layer, in which the plurality of composite material layers adjacent to each other are wound in different directions.
    Type: Application
    Filed: December 21, 2020
    Publication date: January 13, 2022
    Applicants: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION, LG HAUSYS, LTD., HYUNDAI MOBIS CO., LTD.
    Inventors: Jae Hyun An, In Soo Han, Hee Seok Kim, Il Sang Kim, Ik Jin Jung, Kyeong Hoon Jang, Young Jin You, Sang Hyeon Park, Wook Hee Lee, Yong Woo Jung, Ik Keun Choi, Young Chan Cho
  • Publication number: 20210371013
    Abstract: A lightweight cowl crossbar includes: a first cowl crossbeam located on a first side frame disposed at a first side of a vehicle body; a second cowl crossbeam fastened to the first cowl crossbeam and fixed to a second side frame disposed at a second side of the vehicle body; a support leg located on the second cowl crossbeam and configured to be supported by the vehicle body, and a drawing block part located on a region where the first cowl crossbeam and the second cowl crossbeam overlap.
    Type: Application
    Filed: December 28, 2020
    Publication date: December 2, 2021
    Applicants: Hyundai Motor Company, Kia Motors Corporation, LG Hausys, Ltd., Huyndai Mobis Co., Ltd.
    Inventors: Jae Hyun An, In Soo Han, Hee Seok Kim, Il Sang Kim, Ik Jin Jung, Kyeong Hoon Jang, Young Jin You, Sang Hyeon Park, Wook Hee Lee, Yong Woo Jung, Ik Keun Choi, Young Chan Cho, Jin Nyeon Kim, Byoung Wook Kim
  • Publication number: 20210347986
    Abstract: Disclosed are an uncoating metallic thermoplastic resin composition invention including metallic particles at an appropriate ratio and a molded article including the same. The molded article may maintain the mechanical properties such as impact strength and fluidity at an excellent level as well as improving the appearance characteristics such as luminance characteristics (high luminance) and metallic texture. The uncoating metallic thermoplastic resin composition and the molded article thereof may be usefully applied to the molded products in fields where the characteristics of the appearance quality are importantly required, for example, cell phone housing, TV housing, computer monitor housing, automobile bumper, wheel housing, panel button portion, interior and exterior lighting lamp housings, and the like.
    Type: Application
    Filed: September 29, 2020
    Publication date: November 11, 2021
    Inventors: Kyeong Hoon Jang, In Soo Han, Seul Yi, Jae Hyun An, Dae Sik Kim, Si Uk Cheon, Chul Jin Jo, Jung Kyu Han, Tae Jin An, Hyung Jin Roh, Suk Woo Kang, Do Young Bae
  • Publication number: 20210332235
    Abstract: The present invention relates to a non-coating thermoplastic resin composition, a method for manufacturing a molded article by using the same, and a molded article manufactured by the same. More specifically, the present invention is characterized by providing the thermoplastic resin composition which contains polycarbonate, polysiloxane-polycarbonate copolymer, polyester, master-batched carbon black, and additives in specific contents and the molded article, which has excellent chemical resistance, mechanical properties, light resistance, hydrolysis resistance, and low glossiness, manufactured by using the same.
    Type: Application
    Filed: December 1, 2020
    Publication date: October 28, 2021
    Inventors: Seul Yi, Boo Youn An, Dae Sik Kim, Kyeong Hoon Jang, Min Woo Kwon, In Soo Han, Jin Gi Ahn, Do Young Bae, Hyung Jin Roh, Tae Jin An, Jung Kyu Han, Chul Jin Jo, Si Uk Cheon, Suk Woo Kang
  • Patent number: 11130877
    Abstract: Disclosed is a coating material for a coating layer of an injection mold, the coating material including 100 parts by weight of a resin composition and about 30 to 40 parts by weight of a curing agent. The resin composition includes an amount of about 40 to 50 wt % of a first acrylic resin, an amount of about 5 to 15 wt % of a second acrylic resin having a weight average molecular weight less than a weight average molecular weight of the first acrylic resin, an amount of about 10 to 15 wt % of a carbon component, an amount of about 0.5 to 2 wt % of a matting agent, an amount of about 0.1 to 0.3 wt % of a catalyst and an amount of about 20 to 35 wt % of a solvent, all the wt % are based on the total weight of the resin composition.
    Type: Grant
    Filed: November 5, 2018
    Date of Patent: September 28, 2021
    Assignees: Hyundai Motor Company, Kia Motors Corporation, Noroo Bee Chemical Co., Ltd., Moltex Co., Ltd.
    Inventors: Kyeong Hoon Jang, In Soo Han, Dae Sik Kim, Jae Hyun An, Seul Yi, Ik Jin Jung, Ju Seong Park, Soon Joon Jung, Seung Sik Han, Jae Beom Ahn, Yong Chul Lee, Kie Moon Sung, Soon Gi Kim, Hak Soon Choi
  • Publication number: 20210214554
    Abstract: Disclosed herein are a polyamide composition and a molded article made of the same with improved mechanical strength and reduced weight. The molded article may include the polyamide composition that includes high flowable polyamide and polyphthalamide and a small-diameter fiber, thereby resulting in an improvement in mechanical strength while achieving excellent surface properties and high weight reduction.
    Type: Application
    Filed: December 2, 2020
    Publication date: July 15, 2021
    Inventors: Seul Yi, Boo Youn An, Dae Sik Kim, In Soo Han, Kyeong Hoon Jang, Jin Gi Ahn, Byung Seok Kong, Seong Won Seo
  • Patent number: 11046845
    Abstract: Disclosed is a polypropylene resin composition for an uncoated crash pad. The composition may include an amount of about 50 to 80 wt % of a polypropylene resin having a Polydispersity Index (PI) of about 4.5 to 6.5, a weight average molecular weight of about 200,000 to 350,000 g/mol, and an isotactic peptide fraction of about 96% or greater as measured by a C13-NMR method, an amount of about 1 to 30 wt % of rubber having a melt index of about 1 to 6 g/10 min (230° C., 2.16 Kg), an amount of about 11 to 30 wt % of an inorganic filler composed of a mixture of an amount of about 10 to 20 wt % of talc and an amount of about 1 to 10 wt % of whisker, and an amount of about 1 to 5 wt % of an anti-scratch agent, all the wt % are based on the total weight of the polypropylene resin composition.
    Type: Grant
    Filed: October 19, 2018
    Date of Patent: June 29, 2021
    Assignees: Hyundai Motor Company, Kia Motors Corporation, Hanwha Total Petrochemical Co. Ltd.
    Inventors: Kyeong Hoon Jang, Boo Youn An, In Soo Han, Dae Sik Kim, Seul Yi, Byoung Ho Lee, Choul Ho Kim
  • Publication number: 20200392322
    Abstract: Disclosed is a thermoplastic elastomer composition having a superior low-temperature flexibility is provided. The thermoplastic elastomer composition may include an amount of about 10 to 15 wt % of a polypropylene-ethylene copolymer; an amount of about 70 to 85 wt % of a thermoplastic elastomer including an olefin-based thermoplastic elastomer and a styrene-based thermoplastic elastomer; an amount of about 5 to 10 wt % of a softener; an amount of about 3 to 5 wt % of a reinforcing agent; and an amount of about 1 wt % or less but greater than 0 wt % of a UV stabilizer based on the total weight of the thermoplastic elastomer composition.
    Type: Application
    Filed: October 3, 2019
    Publication date: December 17, 2020
    Inventors: Jin Gi Ahn, Boo Youn An, Dae Sik Kim, Kyeong Hoon Jang, In Soo Han, Seul Yi, Hyun Woo Kwon, Byung Wook Kang, Gyeong Suk Yoo, Gi Young Hong
  • Patent number: 10752761
    Abstract: A polypropylene resin composition may include an amount of 40 to 60 wt % of a polypropylene resin, an amount of 1 to 10 wt % of a polyethylene resin, an amount of 10 to 20 wt % of an olefin elastomer, and an amount of 1 to 20 wt % of a reinforcing material wherein all the wt % are based on the total weight of the polypropylene resin composition. Accordingly, a high gloss may be obtained without a coating process and moldability of the polypropylene resin may be obtained. Further provided is a molded article of an interior material or an exterior material of a vehicle manufactured by using the polypropylene resin composition.
    Type: Grant
    Filed: August 12, 2018
    Date of Patent: August 25, 2020
    Assignees: Hyundai Motor Company, Kia Motors Corporation, Hyundai Engineering Plastics Co., Ltd.
    Inventors: Kyeong Hoon Jang, Dae Sik Kim, Jaehyun An, Seul Yi, In Soo Han, Eun Seob Shin, Beom Ho Kim, Hyeok Lee
  • Publication number: 20200017705
    Abstract: Disclosed is a coating material for a coating layer of an injection mold, the coating material including 100 parts by weight of a resin composition and about 30 to 40 parts by weight of a curing agent. The resin composition includes an amount of about 40 to 50 wt % of a first acrylic resin, an amount of about 5 to 15 wt % of a second acrylic resin having a weight average molecular weight less than a weight average molecular weight of the first acrylic resin, an amount of about 10 to 15 wt % of a carbon component, an amount of about 0.5 to 2 wt % of a matting agent, an amount of about 0.1 to 0.3 wt % of a catalyst and an amount of about 20 to 35 wt % of a solvent, all the wt % are based on the total weight of the resin composition.
    Type: Application
    Filed: November 5, 2018
    Publication date: January 16, 2020
    Inventors: Kyeong Hoon Jang, In Soo Han, Dae Sik Kim, Jae Hyun An, Seul Yi, Ik Jin Jung, Ju Seong Park, Soon Joon Jung, Seung Sik Han, Jae Beom Ahn, Yong Chul Lee, Kie Moon Sung, Soon Gi Kim, Hak Soon Choi
  • Publication number: 20190194435
    Abstract: A polypropylene resin composition may include an amount of 40 to 60 wt % of a polypropylene resin, an amount of 1 to 10 wt % of a polyethylene resin, an amount of 10 to 20 wt % of an olefin elastomer, and an amount of 1 to 20 wt % of a reinforcing material wherein all the wt % are based on the total weight of the polypropylene resin composition. Accordingly, a high gloss may be obtained without a coating process and moldability of the polypropylene resin may be obtained. Further provided is a molded article of an interior material or an exterior material of a vehicle manufactured by using the polypropylene resin composition.
    Type: Application
    Filed: August 12, 2018
    Publication date: June 27, 2019
    Inventors: Kyeong Hoon Jang, Dae Sik Kim, Jaehyun An, Seul Yi, In Soo Han, Eun Seob Shin, Beom Ho Kim, Hyeok Lee
  • Publication number: 20190169419
    Abstract: Disclosed is a polypropylene resin composition for an uncoated crash pad. The composition may include an amount of about 50 to 80 wt % of a polypropylene resin having a Polydispersity Index (PI) of about 4.5 to 6.5, a weight average molecular weight of about 200,000 to 350,000 g/mol, and an isotactic peptide fraction of about 96% or greater as measured by a C13-NMR method, an amount of about 1 to 30 wt % of rubber having a melt index of about 1 to 6 g/10 min (230° C., 2.16 Kg), an amount of about 11 to 30 wt % of an inorganic filler composed of a mixture of an amount of about 10 to 20 wt % of talc and an amount of about 1 to 10 wt % of whisker, and an amount of about 1 to 5 wt % of an anti-scratch agent, all the wt % are based on the total weight of the polypropylene resin composition.
    Type: Application
    Filed: October 19, 2018
    Publication date: June 6, 2019
    Inventors: Kyeong Hoon Jang, Boo Youn An, In Soo Han, Dae Sik Kim, Seul Yi, Byoung Ho Lee, Choul Ho Kim
  • Patent number: 10138371
    Abstract: Disclosed is a resin composition for forming a steering wheel remote control bezel. The resin composition comprises: an amount of about 40 to 50 wt % of a polyester copolymer including a dicarboxylic acid component residue including terephthalic acid and a diol component residue including dianhydrohexitol; an amount of about 10 to 20 wt % of at least one copolymer selected from a group consisting of unsaturated nitrile-diene-based rubber-aromatic vinyl grafted copolymers and alkylmethacrylate-diene-based rubber-aromatic vinyl grafted copolymers; and an amount of about 40 to 50 wt % of polycarbonate. Further, an amount of 0.1 to 0.5 parts by weight of a phosphate base antioxidant-based on 100 parts by weight of the resin composition is further added to the resin composition.
    Type: Grant
    Filed: February 6, 2015
    Date of Patent: November 27, 2018
    Assignees: SK Chemicals Co., Ltd., Hyundai Motor Company, Kia Motors Corporation
    Inventors: Dong-Cheol Sohn, Jong Ryang Kim, Tae-Woong Lee, Jong-Wook Shin, Han Ki Lee, Kyeong Hoon Jang, Dae Sik Kim, Myoung Ryoul Lee, Hak Soo Kim, Jung Gyun Noh
  • Publication number: 20180002505
    Abstract: Provided herein is a composition of a polypropylene resin with improved foaming capability with improved foaming capability, such as a polypropylene comprising a foaming agent master batch and a highly flowable polypropylene resin having non-controlled rheology. The resin composition exhibits excellent foaming quality and can be easily injected. The polypropylene resin with improved foaming capability comprises a mixture comprising from about 50% to about 80% by weight of a polypropylene resin having a mean molecular weight of about 45,000 g/mol to about 180,000 g/mol, from about 15% to about 30% by weight of a fiber reinforcing agent, and from about 2% to about 20% by weight of a foaming agent.
    Type: Application
    Filed: November 30, 2016
    Publication date: January 4, 2018
    Applicants: Hyundai Motor Company, LOTTE CHEMICAL CORPORATION
    Inventors: Boo-Youn AN, Dae-Sik KIM, In-Soo HAN, Kyeong-Hoon JANG, Seul YI, Seong-Min JO, Eun-Hwa JANG, Yeong-Beom KIM
  • Patent number: 9809691
    Abstract: A polyolefin composite composition is used in an automotive air duct. The polyolefin composite composition is useful as an automotive air duct component material due to excellent mechanical property, heat resistance, and foaming property as a composition in which a polyethylene resin and a long chain branched polypropylene resin having low crystallization of 45% or less are included as a base resin.
    Type: Grant
    Filed: October 4, 2016
    Date of Patent: November 7, 2017
    Assignees: Hyundai Motor Company, Lotte Chemical Corporation, Kia Motors Corporation
    Inventors: Seul Yi, Boo Youn An, Dae Sik Kim, Kyeong Hoon Jang, In Soo Han, You Jin Park, Byung Kook Nam, Hyeung Shin Lee, Hyun Jin Kim
  • Publication number: 20170267826
    Abstract: A polyolefin composite composition is used in an automotive air duct. The polyolefin composite composition is useful as an automotive air duct component material due to excellent mechanical property, heat resistance, and foaming property as a composition in which a polyethylene resin and a long chain branched polypropylene resin having low crystallization of 45% or less are included as a base resin.
    Type: Application
    Filed: October 4, 2016
    Publication date: September 21, 2017
    Inventors: Seul Yi, Boo Youn An, Dae Sik Kim, Kyeong Hoon Jang, In Soo Han, You Jin Park, Byung Kook Nam, Hyeung Shin Lee, Hyun Jin Kim
  • Patent number: 9758654
    Abstract: A polypropylene resin composition, particularly, an olefin-based polypropylene resin composition includes: about 50 to 70% by weight of a high crystalline polypropylene; about 10 to 20% by weight of a reactor made thermoplastic polyolefin (RTPO) polypropylene; about 5 to 20% by weight of an inorganic filler; about 10 to 20% by weight of a rubber elastomer; and about 3% by weight or less of a slip agent, based on the total weight of the composition. The composition provides excellent physical properties such as high strength and impact resistance, and thus superior resistance to damage, and shows low gloss characteristics and excellent fluidity. The polypropylene resin composition is used as interior and exterior materials for vehicles.
    Type: Grant
    Filed: June 6, 2013
    Date of Patent: September 12, 2017
    Assignees: Hyundai Motor Company, Daeha Co., Ltd.
    Inventors: Kyeong-Hoon Jang, Dae-Sik Kim, Han-Ki Lee, Hak-Soo Kim, Jung-Gyun Noh, Tae-Sik Lee, Im-Taek Sung, Kyung-Beom Seo
  • Publication number: 20160347950
    Abstract: Disclosed is a resin composition for forming a steering wheel remote control bezel. The resin composition comprises: an amount of about 40 to 50 wt % of a polyester copolymer including a dicarboxylic acid component residue including terephthalic acid and a diol component residue including dianhydrohexitol; an amount of about 10 to 20 wt % of at least one copolymer selected from a group consisting of unsaturated nitrile-diene-based rubber-aromatic vinyl grafted copolymers and alkylmethacrylate-diene-based rubber-aromatic vinyl grafted copolymers; and an amount of about 40 to 50 wt % of polycarbonate. Further, an amount of 0.1 to 0.5 parts by weight of a phosphate base antioxidant-based on 100 parts by weight of the resin composition is further added to the resin composition.
    Type: Application
    Filed: February 6, 2015
    Publication date: December 1, 2016
    Inventors: Dong-Cheol Sohn, Jong Ryang Kim, Tae-Woong Lee, Jong-Wook Shin, Han Ki Lee, Kyeong Hoon Jang, Dae Sik Kim, Myoung Ryoul Lee, Hak Soo Kim, Jung Gyun Noh
  • Publication number: 20160122536
    Abstract: A chemical resistant polymer resin composition for an overhead console includes a polyester resin including a residue of a dicarboxylic acid component containing terephthalic acid and a residue of a diol component containing 5 to 60 mol % of isosorbide, 5 to 80 mol % of cyclohexanedimethanol, and a residual amount of other diol compounds; polycarbonate; and an unsaturated nitrile-aromatic vinyl-alkylacrylate graft copolymer based on the total weight of the polyester resin, polycarbonate, and unsaturated nitrile-aromatic vinyl-alkylacrylate graft copolymer. The composition further includes 0.1 to 10 parts by weight of a weather resistant additive, based on 100 parts by weight of the polyester resin, polycarbonate, and unsaturated nitrile-aromatic vinyl-alkylacrylate graft copolymer.
    Type: Application
    Filed: October 27, 2015
    Publication date: May 5, 2016
    Applicants: HYUNDAI MOTOR COMPANY, SK CHEMICALS CO., LTD.
    Inventors: Dong-Cheol SOHN, Kye Yune LEE, Jong-Wook SHIN, Han Ki LEE, Kyeong Hoon JANG, Hak Soo KIM
  • Patent number: 9279053
    Abstract: The present disclosure relates to a polycarbonate resin composition, which comprises: based on thermoplastic resin 100 parts by weight comprising (A) polycarbonate resin 60 to 80 wt %; and (B) polycarbonate-polysiloxane copolymer resin 20 to 40 wt %, (C) pearl metal particle 1 to 4 parts by weight; and (D) colorant 0.1 to 10 parts by weight.
    Type: Grant
    Filed: December 12, 2014
    Date of Patent: March 8, 2016
    Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION, SAMSUNG SDI CO., LTD.
    Inventors: Kyeong Hoon Jang, Dae Sik Kim, Jeong Min Lee, Kee Hae Kwon, Do Kyoon Kim