Patents Assigned to KCC Corporation
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Patent number: 12671285Abstract: A method of manufacturing a rotor for a motor and a rotor for a motor manufactured by the same are disclosed. The method includes providing a rotor plate, a rotor core, and a plurality of permanent magnets, integrally coupling the rotor core to the rotor plate. The method also includes forming a molding part by molding a resin composition for a molding material on the plurality of permanent magnets so that the molding part is shaped to integrally connect the plurality of permanent magnets arranged in a circumferential direction of the rotor. The rotor is manufactured to have a configuration in which the rotor plate, the rotor core, the plurality of permanent magnets, and the formed molding part are integrated.Type: GrantFiled: March 13, 2024Date of Patent: June 30, 2026Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION, KCC CORPORATIONInventors: Sung Min Kim, Dong Kyu Won, Pung Koc Hwang, Ji Seung Park, Byung Seon Kong
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Patent number: 12534794Abstract: Disclosed is a coating film preferably for automobile exterior including a substrate; an undercoat layer disposed on the substrate and including an undercoat composition; a metal layer deposited on the undercoat layer in an island structure and including aluminum (Al) and a low melting point metal; and a topcoat layer disposed on the metal layer and including a topcoat composition, wherein the undercoat composition may include a hexa-functional or higher urethane (meth)acrylate oligomer, a tri-functional urethane (meth)acrylate oligomer, a tetra-functional urethane (meth)acrylate oligomer, and a tri-functional or lower (meth)acrylate monomer, and the topcoat composition may include a hexa-functional or higher urethane (meth)acrylate oligomer, a bi-functional urethane (meth)acrylate oligomer, a penta-functional urethane (meth)acrylate oligomer, and a tri-functional or lower (meth)acrylate monomer.Type: GrantFiled: December 11, 2023Date of Patent: January 27, 2026Assignees: Hyundai Motor Company, Kia Corporation, KCC CorporationInventors: Jaehwan Ha, Kyuyeob Park, Changman Park, Changhui Lee
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Publication number: 20250313740Abstract: A molding composition for a stator having high thermal conductivity is capable of replacing an insulator to improve thermal efficiency of a motor includes a first filler, a second filler having electrical conductivity, a third filler having electrical conductivity, a thermosetting resin, a curing agent, and an additive. A cooling system for improving heat dissipation performance by filling slots provided in a stator of a rotating electric device includes a stator body having a plurality of teeth and a plurality of slots, a stator coil inserted into each of the plurality of slots, and a molding material composition for a stator loaded inside of each of the plurality of slots and configured to cover the stator coil.Type: ApplicationFiled: September 4, 2024Publication date: October 9, 2025Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION, KCC CORPORATIONInventors: Sung Min Kim, Dong Kyu Won, Pung Koc Hwang, Ji Seung Park, Byung Seon Kong
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Patent number: 12297370Abstract: The present invention relates to an undercoat paint composition comprising an acid-modified polyester resin, a pigment, and a solvent.Type: GrantFiled: April 9, 2020Date of Patent: May 13, 2025Assignee: KCC CorporationInventors: Se Jun Shin, Sang Hyeak Yoon, Soon Jong Park, Chi Uk Kim, Jong Yun Park, Dong Geon Kim, Ick Jae Cho, Hyuk Jeong
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Patent number: 12110411Abstract: The present invention relates to a powder coating composition comprising an epoxy resin, a curing agent, a pigment, and a catalyst, wherein the pigment comprises an extender pigment having an average particle size of 1.0 ?m to 8.0 ?m, and the catalyst comprises an aliphatic imidazole compound and an aromatic imidazole compound.Type: GrantFiled: November 20, 2019Date of Patent: October 8, 2024Assignee: KCC CORPORATIONInventors: Jae Jun Lee, Hyeon Ung Wang, Jin Seok Lee
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Patent number: 11613651Abstract: A heat-resistant composition including: a binder resin including at least two of a silicone-modified polyester resin, a siloxane compound, or a silanol compound; a pigment including at least two of iron cobalt chromite black spinel (ICCB), copper chromite black spinel (CCB), iron chromite manganese (ICM), or carbon black; and a catalyst.Type: GrantFiled: May 29, 2019Date of Patent: March 28, 2023Assignees: SAMSUNG DISPLAY CO., LTD., KCC CORPORATIONInventors: Jin Nyoung Heo, Hyuck Kang, Dae Hwan Kim, Jeong Su Oh, Jong Kap Jo, Yu Sik Jeon, Jae Seung Jeon
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Patent number: 11447644Abstract: Provided is an antistatic powder coating composition, which includes single-walled carbon nanotubes (SWCNTs) having specific physical properties as a conductive additive, thereby providing an environmentally friendly coating exhibiting excellent coating workability and constantly demonstrating stable surface resistance, irrespective of the thickness of a film.Type: GrantFiled: September 14, 2018Date of Patent: September 20, 2022Assignee: KCC CORPORATIONInventors: Jun Tae Kang, Byung Soo Moon, Jin Tae Kim, Chan Gi Kim
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Publication number: 20220228021Abstract: The present invention relates to an undercoat paint composition comprising an acid-modified polyester resin, a pigment, and a solvent.Type: ApplicationFiled: April 9, 2020Publication date: July 21, 2022Applicant: KCC CorporationInventors: Se Jun Shin, Sang Hyeak Yoon, Soon Jong Park, Chi Uk Kim, Jong Yun Park, Dong Geon Kim, Ick Jae Cho, Hyuk Jeong
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Patent number: 11084945Abstract: The present invention provides a powder coating composition comprising a diisocyanate-modified bisphenol A epoxy resin, a curing agent, an auxiliary curing agent, an enhancer, and an extender pigment, wherein the auxiliary curing agent comprises an alkanolamine-modified epoxy polyol resin.Type: GrantFiled: October 10, 2017Date of Patent: August 10, 2021Assignee: KCC CorporationInventors: Hyeon Ung Wang, Jin Seok Lee, Sung Hwan Yun
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Patent number: 11008465Abstract: The present invention relates to a high solid type ultraviolet-curable coating composition and a molded product comprising a cured coating layer formed using the same. The present invention provides an eco-friendly UV-curable coating composition having less generation of volatile organic compounds.Type: GrantFiled: September 19, 2018Date of Patent: May 18, 2021Assignee: KCC CORPORATIONInventors: Suk Hwa Ryu, Kyu Yeob Park, Kang Soo Kim
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Patent number: 10920089Abstract: Embodiments relate to an aqueous paint composition for vehicle primer coating and a method for coating a vehicle by using the same, where the composition includes, on the basis of the weight of the entire paint composition, 20 to 50 wt % polyester resin, 1 to 20 wt % acrylic resin, 1 to 15 wt % water-dispersed urethane resin, 1 to 15 wt % urethane resin; and 10 to 30 wt % melamine curing agent.Type: GrantFiled: January 26, 2017Date of Patent: February 16, 2021Assignee: KCC CorporationInventors: Bong Ki Jung, Myoung Gi Choi
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Patent number: 10876016Abstract: Embodiments relate to a water soluble paint composition for a vehicle. The water soluble paint composition includes a core-shell microgel resin, a dimer-modified polyester resin, a (meth)acryl-modified polyurethane resin, a curing agent, a pigment, and water, wherein the dimer-modified polyester resin is included in an amount of 1 to 10 wt % with respect to 100 wt % of the water-soluble paint composition. When the water soluble paint composition according to various embodiments is used to paint a vehicle, air handling equipment and an oven are not needed, so that energy can be saved in the painting process, CO2 production can be reduced, costs can be saved for painting equipment and maintenance, and space for a painting line can be saved, and a paint layer can be formed having excellent smoothing, waterproofing, chipping resistance, and outer appearance.Type: GrantFiled: June 2, 2016Date of Patent: December 29, 2020Assignee: KCC CorporationInventors: Su Young Cho, Yong Joo Kim, Seung Min Hong, So Jin Kang, Yong Ho Choi, Bon Yi Lee
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Patent number: 10858534Abstract: Provided are an ultraviolet curable coating composition and an automobile part using the same. In an exemplary embodiment, the coating composition comprises a first urethane (meth)acrylate oligomer having 6 or more functional groups, a second urethane (meth)acrylate oligomer having 3 or more functional groups, a polyester (meth)acrylate oligomer, a hydroxy (meth)acrylate monomer having 3 or more functional groups, a multifunctional (meth)acrylate monomer having 3 or more functional groups, and a photopolymerization initiator, based on the total weight of the coating composition.Type: GrantFiled: September 13, 2018Date of Patent: December 8, 2020Assignee: KCC CORPORATIONInventor: Won Il Kim
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Patent number: 10767078Abstract: Embodiments relate to a water soluble paint composition for a vehicle. The water soluble paint composition includes a core-shell microgel resin, a dimer-modified polyester resin, a (meth)acryl-modified polyurethane resin, a curing agent, a pigment, and water, wherein the dimer-modified polyester resin is included in an amount of 1 to 10 wt % with respect to 100 wt % of the water-soluble paint composition. When the water soluble paint composition according to various embodiments is used to paint a vehicle, air handling equipment and an oven are not needed, so that energy can be saved in the painting process, CO2 production can be reduced, costs can be saved for painting equipment and maintenance, and space for a painting line can be saved, and a paint layer can be formed having excellent smoothing, waterproofing, chipping resistance, and outer appearance.Type: GrantFiled: June 2, 2016Date of Patent: September 8, 2020Assignee: KCC CorporationInventors: Su Young Cho, Yong Joo Kim, Seung Min Hong, So Jin Kang, Yong Ho Choi, Bon Yi Lee
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Publication number: 20200231495Abstract: The present invention provides low-reflection coating glass in which a dielectric layer having a higher refractive index and a dielectric layer having a lower refractive index are stacked alternately on a glass substrate.Type: ApplicationFiled: February 9, 2018Publication date: July 23, 2020Applicant: KCC CorporationInventors: Hyounjoo Lee, Hyunmin Kang, Sanglool Kim, Younghoon Oh, Yunhee Yun
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Publication number: 20200189972Abstract: The present invention relates to low-emissivity glass comprising: a glass substrate; a first dielectric layer formed on the glass substrate; a metal layer formed on the first dielectric layer; an absorbent layer formed on the metal layer; a second dielectric layer formed on the absorbent layer; and a coating layer formed on the second dielectric layer and containing Zr, whereby a low-emissivity glass having good and excellent handling and long-term storage properties is provided.Type: ApplicationFiled: June 19, 2018Publication date: June 18, 2020Applicant: KCC CorporationInventors: Joon Young PARK, Hyun Min KANG, Jin Yong KIM, Young Hoon OH, Sung Kun YOON, Bo Na YU, Hyoun Joo LEE, Je Hyang LEE, Min Ju KIM
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Patent number: 10683386Abstract: Provided is a powder coating latent curing agent; and an epoxy powder coating composition having the same, and more specifically, to a powder coating latent curing agent, which is prepared by hot blending of a product of an addition reaction of imidazole, an amino alcohol and an epoxy resin with a phenolic curing agent resin, is capable of securing latency by inhibiting the reactivity of a phenolic curing agent, is capable of providing an improved coating film appearance and bending resistance when applied as a curing agent to a powder coating, and is capable of improving the workability of a coating preparation; and an epoxy powder coating composition having the same.Type: GrantFiled: May 4, 2016Date of Patent: June 16, 2020Assignee: KCC CORPORATIONInventors: Sang Hun Han, Seung Yeob Choi, Woo Ram Kim, Jee Hye Ann, Byung Soo Moon, Jun Tae Kang
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Patent number: 10683436Abstract: Embodiments relate to a one-component type paint composition with superior scratch resistance and secures excellent scratch restoring performance by including a resin, a curing agent, a curing catalyst and an organic solvent, whereby the resin includes: 30 to 70 wt % of a carbamate group-containing acrylic polyol resin; and 5 to 25 wt % of a hyperbranched structure carbamate group-containing polyester polyol resin, based on 100 wt % of the paint composition.Type: GrantFiled: December 27, 2016Date of Patent: June 16, 2020Assignee: KCC CORPORATIONInventors: Chang Hyeok Kim, Sung Hee Moon, Jin Hoi Kim, Myoung Gi Choi, Yong Ho Choi, Bon Yi Lee
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Publication number: 20200024185Abstract: The present invention provides a lamination system comprising a substrate and a highly reflective layer, which is formed on the substrate and has a reflective index of 2.0 or greater and a thickness of 70 nm or less.Type: ApplicationFiled: April 17, 2018Publication date: January 23, 2020Applicant: KCC CorporationInventors: Hyoun Joo Lee, Hyun Min Kang, Jin Yong Kim, Young Hoon Oh
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Publication number: 20190359872Abstract: The present invention relates to a heat-dissipating gel-type silicone rubber composition including an organopolysiloxane, wherein the heat-dissipating gel-type silicone rubber composition further includes, with respect to 100 parts by weight of the organopolysiloxane, 0.1-25 parts by weight of an organo-hydrogen polysiloxane, 1,100-2,000 parts by weight of a filler, 5-50 parts by weight of a filler surface-treating agent, and 0.1-5 parts by weight of a catalyst, wherein the organopolysiloxane and the organo-hydrogen polysiloxane each include 1,000 ppm or less of a cyclic siloxane therein.Type: ApplicationFiled: March 21, 2018Publication date: November 28, 2019Applicant: KCC CorporationInventors: Il Hyuck Yoo, Jang Min Lee, Tae Hwan Park