Patents by Inventor Eun Taek WOO
Eun Taek WOO 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: 20250096410Abstract: An energy storage module includes: a cover member including an internal receiving space configured to accommodate battery cells each including a vent; a top plate coupled to a top of the cover member and including ducts respectively corresponding to the vents of the battery cells; a top cover coupled to a top portion of the top plate and including discharge holes located in an exhaust area and respectively corresponding to the ducts; and an extinguisher sheet located between the top cover and the top plate, and configured to emit a fire extinguishing agent at a temperature exceeding a reference temperature, and the top cover includes protrusion parts located on a bottom surface of the top cover, covering the exhaust area, and coupled to an exterior of the ducts.Type: ApplicationFiled: December 4, 2024Publication date: March 20, 2025Inventors: Jin Taek KIM, Eun Ok KWAK, Jin Bhum YUN, Jang Hoon KIM, Jong Yeol WOO, Kwang Deuk LEE, Woo Sung CHOI
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Patent number: 11987697Abstract: A thermoplastic resin composition includes: about 100 parts by weight of a polycarbonate resin; about 0.1 parts by weight to about 1.5 parts by weight of a first rubber-modified vinyl graft copolymer including a diene rubber polymer having an average particle diameter of about 50 nm to about 200 nm; about 0.1 parts by weight to about 1.5 parts by weight of a second rubber-modified vinyl graft copolymer including a diene rubber polymer having an average particle diameter of about 250 nm to about 400 nm; about 0.1 parts by weight to about 1.5 parts by weight of a silicone rubber-modified vinyl graft copolymer; about 3 parts by weight to about 15 parts by weight of a phosphazene compound; and about 0.05 parts by weight to about 0.3 parts by weight of an alkali (earth) metal salt of perfluoroalkylsulfonic acid.Type: GrantFiled: October 26, 2021Date of Patent: May 21, 2024Assignee: Lotte Chemical CorporationInventors: Dong Kil Choi, Tae Gon Kang, Young Mi Kim, Eun Taek Woo
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Patent number: 11781010Abstract: A thermoplastic resin composition of the present invention comprises: about 100 parts by weight of a polycarbonate resin; about 1 part by weight to about 5 parts by weight of a silicone-based rubber modified vinyl graft copolymer; and about 0.03 parts by weight to about 0.2 parts by weight of a metallic salt compound; wherein the metallic salt compound comprises a compound represented by the Formula 1, a compound represented by the Formula 2 and/or a compound represented by the Formula 3 as defined herein. The thermoplastic resin composition can have good properties in terms of impact resistance, impact resistance after ultrasonic welding, flame retardancy, heat resistance, and the like.Type: GrantFiled: May 11, 2021Date of Patent: October 10, 2023Assignee: Lotte Chemical CorporationInventors: Sang Hoon Lee, Tae Gon Kang, Eun Taek Woo, Da Heen Jeong
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Patent number: 11674036Abstract: A thermoplastic resin composition comprises: about 100 parts by weight of a polycarbonate resin; about 50 parts by weight to about 250 parts by weight of a polyester resin; about 10 parts by weight to about 200 parts by weight of an aromatic polyphosphonate having a weight average molecular weight of about 65,000 g/mol to about 130,000 g/mol; and about 0.1 parts by weight to about 2 parts by weight of an organic acid comprising citric acid, lactic acid, malic acid, tartaric acid, and/or glycolic acid.Type: GrantFiled: August 20, 2020Date of Patent: June 13, 2023Assignee: Lotte Chemical CorporationInventors: Da Heen Jeong, Tae Gon Kang, Eun Taek Woo, Sang Hoon Lee, Young Ho Park, So Hyang Shin
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Patent number: 11518879Abstract: A thermoplastic resin composition comprises about 100 parts by weight of a polycarbonate resin; and about 0.5 parts by weight to about 3 parts by weight of polystyrene-poly(methyl methacrylate) copolymer particles, wherein the polystyrene-poly(methyl methacrylate) copolymer particles include about 41 wt % to about 59 wt % of polystyrene and about 41 wt % to about 59 wt % of poly(methyl methacrylate) and have an average particle diameter of about 3 ?m to about 9 ?m and a coefficient of variation (CV) of about 20% to about 40%. The thermoplastic resin composition can have good properties in terms of light transmission, light diffusion and balance therebetween.Type: GrantFiled: May 26, 2020Date of Patent: December 6, 2022Assignee: Lotte Chemical CorporationInventors: Sang Hoon Lee, Tae Gon Kang, Eun Taek Woo, Da Heen Jeong
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Publication number: 20220127456Abstract: A thermoplastic resin composition includes: about 100 parts by weight of a polycarbonate resin; about 0.1 parts by weight to about 1.5 parts by weight of a first rubber-modified vinyl graft copolymer including a diene rubber polymer having an average particle diameter of about 50 nm to about 200 nm; about 0.1 parts by weight to about 1.5 parts by weight of a second rubber-modified vinyl graft copolymer including a diene rubber polymer having an average particle diameter of about 250 nm to about 400 nm; about 0.1 parts by weight to about 1.5 parts by weight of a silicone rubber-modified vinyl graft copolymer; about 3 parts by weight to about 15 parts by weight of a phosphagen compound; and about 0.05 parts by weight to about 0.3 parts by weight of an alkali (earth) metal salt of perfluoroalkylsulfonic acid.Type: ApplicationFiled: October 26, 2021Publication date: April 28, 2022Inventors: Dong Kil CHOI, Tae Gon KANG, Young Mi KIM, Eun Taek WOO
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Patent number: 11292910Abstract: A thermoplastic resin composition of the present invention comprises: about 100 parts by weight of polycarbonate resin; about 20 to about 60 parts by weight of mica which has been surface-treated with a silane compound; about 0.1 to about 20 parts by weight of a modified polyolefin comprising a repeating unit represented by chemical formula 1 and a repeating unit represented by chemical formula 2; and about 3 to about 20 parts by weight of a phosphorus flame retardant. The thermoplastic resin composition has excellent impact resistance, strength, flame retardancy, fluidity, and the like.Type: GrantFiled: December 28, 2018Date of Patent: April 5, 2022Assignee: Lotte Chemical CorporationInventors: Eun Taek Woo, Sun Young Kim, Ho Geun Park, Seung Shik Shin
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Publication number: 20220064438Abstract: A thermoplastic resin composition of the present invention comprises: about 100 parts by weight of a polycarbonate resin; about 1 part by weight to about 5 parts by weight of a silicone-based rubber modified vinyl graft copolymer; and about 0.03 parts by weight to about 0.2 parts by weight of a metallic salt compound; wherein the metallic salt compound comprises a compound represented by the Formula 1, a compound represented by the Formula 2 and/or a compound represented by the Formula 3 as defined herein. The thermoplastic resin composition can have good properties in terms of impact resistance, impact resistance after ultrasonic welding, flame retardancy, heat resistance, and the like.Type: ApplicationFiled: May 11, 2021Publication date: March 3, 2022Inventors: Sang Hoon LEE, Tae Gon KANG, Eun Taek WOO, Da Heen JEONG
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Patent number: 11136456Abstract: A thermoplastic resin composition and a molded article formed of the same. The thermoplastic resin composition includes: a polycarbonate resin; an aromatic vinyl copolymer resin; mica having an average particle diameter of about 200 ?m to about 400 ?m; a modified polyolefin; and a phosphorus flame retardant, wherein the modified polyolefin includes a first modified polyolefin including a repeat unit represented by Formula 1 and a repeat unit represented by Formula 2 as defined in the specification and a second modified polyolefin including the repeat unit represented by Formula 1 and a repeat unit represented by Formula 3 as also defined in the specification. The thermoplastic resin composition can have good properties in terms of rigidity, impact resistance, heat resistance, flame resistance, and balance therebetween.Type: GrantFiled: August 23, 2019Date of Patent: October 5, 2021Assignee: Lotte Advanced Materials Co., Ltd.Inventors: Su Yeon Lee, Eun Taek Woo, Tae Gon Kang, Sun Young Kim
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Publication number: 20210061993Abstract: A thermoplastic resin composition comprises: about 100 parts by weight of a polycarbonate resin; about 50 parts by weight to about 250 parts by weight of a polyester resin; about 10 parts by weight to about 200 parts by weight of an aromatic polyphosphonate having a weight average molecular weight of about 65,000 g/mol to about 130,000 g/mol; and about 0.1 parts by weight to about 2 parts by weight of an organic acid comprising citric acid, lactic acid, malic acid, tartaric acid, and/or glycolic acid.Type: ApplicationFiled: August 20, 2020Publication date: March 4, 2021Inventors: Da Heen JEONG, Tae Gon KANG, Eun Taek WOO, Sang Hoon LEE, Young Ho PARK, So Hyang SHIN
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Publication number: 20200385571Abstract: A thermoplastic resin composition of the present invention comprises: about 100 parts by weight of polycarbonate resin; about 20 to about 60 parts by weight of mica which has been surface-treated with a silane compound; about 0.1 to about 20 parts by weight of a modified polyolefin comprising a repeating unit represented by chemical formula 1 and a repeating unit represented by chemical formula 2; and about 3 to about 20 parts by weight of a phosphorus flame retardant. The thermoplastic resin composition has excellent impact resistance, strength, flame retardancy, fluidity, and the like.Type: ApplicationFiled: December 28, 2018Publication date: December 10, 2020Inventors: Eun Taek WOO, Sun Young KIM, Ho Geun PARK, Seung Shik SHIN
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Publication number: 20200377721Abstract: A thermoplastic resin composition comprises about 100 parts by weight of a polycarbonate resin; and about 0.5 parts by weight to about 3 parts by weight of polystyrene-poly(methyl methacrylate) copolymer particles, wherein the polystyrene-poly(methyl methacrylate) copolymer particles include about 41 wt % to about 59 wt % of polystyrene and about 41 wt % to about 59 wt % of poly(methyl methacrylate) and have an average particle diameter of about 3 ?m to about 9 ?m and a coefficient of variation (CV) of about 20% to about 40%. The thermoplastic resin composition can have good properties in terms of light transmission, light diffusion and balance therebetween.Type: ApplicationFiled: May 26, 2020Publication date: December 3, 2020Inventors: Sang Hoon LEE, Tae Gon KANG, Eun Taek WOO, Da Heen JEONG
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Patent number: 10822493Abstract: Disclosed herein is a thermoplastic resin composition. The thermoplastic resin composition includes: about 100 parts by weight of a polycarbonate resin; about 1 part by weight to about 30 parts by weight of a core-shell type rubber-modified vinyl graft copolymer; about 5 parts by weight to about 50 parts by weight of an aromatic vinyl copolymer resin; and about 5 parts by weight to about 50 parts by weight of a phosphorus flame retardant, wherein the polycarbonate resin includes a first polycarbonate resin having a weight average molecular weight of about 10,000 g/mol to about 30,000 g/mol and a second polycarbonate resin having a weight average molecular weight of about 35,000 g/mol to about 60,000 g/mol, and the core-shell type rubber-modified vinyl graft copolymer is obtained by grafting an alkyl (meth)acrylate monomer to a rubber polymer. The thermoplastic resin composition can have good properties in terms of chemical resistance, impact resistance, flame retardancy, heat resistance, and/or fluidity.Type: GrantFiled: December 26, 2018Date of Patent: November 3, 2020Assignee: Lotte Advanced Materials Co., Ltd.Inventors: Woo Jin Lee, Sun Young Kim, Eun Taek Woo
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Patent number: 10793714Abstract: A polycarbonate resin composition, according to the present invention, comprises: a polycarbonate resin; a polyester resin; and a metal compound, wherein the content ratio of the polycarbonate resin and polyester resin is from approximately 4:1 to approximately 9:1. The polycarbonate resin composition and a molded product using same have excellent physical properties, such as impact resistance, fluidity and the like, as well as excellent exterior and plating adhesion.Type: GrantFiled: April 28, 2016Date of Patent: October 6, 2020Assignee: Lotte Advanced Materials Co., Ltd.Inventors: Eun Taek Woo, Yoo Jin Jung, Eric Arifin, Jung Ki Kim, Na Ri Park, Mi Rae Jang, Sang Hyun Hong
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Publication number: 20200071520Abstract: A thermoplastic resin composition and a molded article formed of the same. The thermoplastic resin composition includes: a polycarbonate resin; an aromatic vinyl copolymer resin; mica having an average particle diameter of about 200 ?m to about 400 ?m; a modified polyolefin; and a phosphorus flame retardant, wherein the modified polyolefin includes a first modified polyolefin including a repeat unit represented by Formula 1 and a repeat unit represented by Formula 2 as defined in the specification and a second modified polyolefin including the repeat unit represented by Formula 1 and a repeat unit represented by Formula 3 as also defined in the specification. The thermoplastic resin composition can have good properties in terms of rigidity, impact resistance, heat resistance, flame resistance, and balance therebetween.Type: ApplicationFiled: August 23, 2019Publication date: March 5, 2020Inventors: Su Yeon LEE, Eun Taek WOO, Tae Gon KANG, Sun Young KIM
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Patent number: 10563038Abstract: A polycarbonate resin composition and a molded article manufactured using the same. The polycarbonate resin composition includes: (A) a polycarbonate resin including end groups, wherein the end groups include a hydroxyl group (—OH) in an amount of about 1% to about 20% based on the total weight (100 wt %) of all end groups; and (B) a metal compound comprising at least one of a metal oxide, a heavy metal complex oxide, and a copper salt. The polycarbonate resin composition and a molded article manufactured using the same can have excellent properties in terms of impact strength, flexural strength, and processability.Type: GrantFiled: April 21, 2016Date of Patent: February 18, 2020Assignee: Lotte Advanced Materials Co., Ltd.Inventors: Yoo Jin Jung, Eun Taek Woo, Eric Arifin, Jung Ki Kim, Na Ri Park, Mi Rae Jang, Sang Hyun Hong
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Publication number: 20190203040Abstract: Disclosed herein is a thermoplastic resin composition. The thermoplastic resin composition includes: about 100 parts by weight of a polycarbonate resin; about 1 part by weight to about 30 parts by weight of a core-shell type rubber-modified vinyl graft copolymer; about 5 parts by weight to about 50 parts by weight of an aromatic vinyl copolymer resin; and about 5 parts by weight to about 50 parts by weight of a phosphorus flame retardant, wherein the polycarbonate resin includes a first polycarbonate resin having a weight average molecular weight of about 10,000 g/mol to about 30,000 g/mol and a second polycarbonate resin having a weight average molecular weight of about 35,000 g/mol to about 60,000 g/mol, and the core-shell type rubber-modified vinyl graft copolymer is obtained by grafting an alkyl (meth)acrylate monomer to a rubber polymer. The thermoplastic resin composition can have good properties in terms of chemical resistance, impact resistance, flame retardancy, heat resistance, and/or fluidity.Type: ApplicationFiled: December 26, 2018Publication date: July 4, 2019Inventors: Woo Jin LEE, Sun Young KIM, Eun Taek WOO
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Patent number: 10131787Abstract: A polycarbonate resin composition and a molded article using the same is disclosed. The polycarbonate resin composition includes a polycarbonate resin (A); a rubber-modified aromatic vinyl copolymer (B); and an additive for laser directed structuring (C). The polycarbonate resin composition has a heat deflection temperature (HDT) of about 100° C. or more.Type: GrantFiled: December 16, 2015Date of Patent: November 20, 2018Assignee: Lotte Advanced Materials Co., Ltd.Inventors: Mi Rae Jang, Jung Ki Kim, Eun Taek Woo, Na Ri Park, Yoo Jin Jung, Sang Hyun Hong
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Patent number: 10125241Abstract: A polycarbonate resin composition and a molded article manufactured using the same. The polycarbonate resin composition includes: a polycarbonate resin; a metal compound; and a glass transition temperature regulator, wherein the glass transition temperature regulator contains phosphorus. The polycarbonate resin composition and a molded article manufactured using the same can have excellent properties in terms of impact resistance, flowability, and plating adhesive strength.Type: GrantFiled: April 26, 2016Date of Patent: November 13, 2018Assignee: Lotte Advanced Materials Co., Ltd.Inventors: Eun Taek Woo, Eric Arifin, Jung Ki Kim, Na Ri Park, Mi Rae Jang, Yoo Jin Jung, Sang Hyun Hong
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Publication number: 20180171137Abstract: A polycarbonate resin composition, according to the present invention, comprises: a polycarbonate resin; a polyester resin; and a metal compound, wherein the content ratio of the polycarbonate resin and polyester resin is from approximately 4:1 to approximately 9:1. The polycarbonate resin composition and a molded product using same have excellent physical properties, such as impact resistance, fluidity and the like, as well as excellent exterior and plating adhesion.Type: ApplicationFiled: April 28, 2016Publication date: June 21, 2018Inventors: Eun Taek WOO, Yoo Jin JUNG, Eric ARIFIN, Jung Ki KIM, Na Ri PARK, Mi Rae JANG, Sang Hyun HONG