Patents by Inventor Je-Gwon Lee
Je-Gwon Lee 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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Patent number: 11028201Abstract: A polymer composition, methods and a use thereof are disclosed herein. The polymer composition having excellent self-assembly properties and capable of forming a vertical orientation structure even on a surface that no neutral treatment is performed, where the vertically oriented self-assembled structure can be effectively formed in a short time.Type: GrantFiled: November 29, 2017Date of Patent: June 8, 2021Inventors: Se Jin Ku, Mi Sook Lee, Hyung Ju Ryu, Sung Soo Yoon, No Jin Park, Jung Keun Kim, Je Gwon Lee, Eun Young Choi
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Patent number: 10934426Abstract: The present disclosure relates to a polymer composition and a use thereof to produce a polymer film. Such a polymer composition provides excellent self-assembly properties and is capable of forming a vertical orientation structure in a short time even on a surface where no neutral treatment is performed.Type: GrantFiled: November 29, 2017Date of Patent: March 2, 2021Inventors: Se Jin Ku, Mi Sook Lee, Hyung Ju Ryu, Sung Soo Yoon, No Jin Park, Jung Keun Kim, Je Gwon Lee, Eun Young Choi
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Publication number: 20200391490Abstract: A neutral layer composition and a neutral layer formed from the same are disclosed herein. In some embodiments, a neutral layer composition includes a random copolymer having a unit represented by Formula 1, and a unit containing an aromatic structure having one or more halogen atoms, wherein the molar amount of the unit represented by Formula 1 is present in a range of 9 mol % to 32 mol %, based on the total molar amount of the copolymer. The neutral layer can effectively control orientation characteristics of various block copolymers deposited thereon.Type: ApplicationFiled: July 16, 2018Publication date: December 17, 2020Applicant: LG Chem, Ltd.Inventors: Se Jin Ku, Mi Sook Lee, Na Na Kang, Eung Chang Lee, Sung Soo Yoon, No Jin Park, Je Gwon Lee, Eun Young Choi, Hyung Ju Ryu, Yoon Hyung Hur
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Publication number: 20200354487Abstract: A method for producing a polymer containing metal atoms or halogen atoms at the terminals thereof with excellent efficiency while minimizing or eliminating side reactions or the like is provided. The method can also freely control molecular weight characteristics of the polymer.Type: ApplicationFiled: July 16, 2018Publication date: November 12, 2020Applicant: LG Chem, Ltd.Inventors: Yoon Hyung HUR, Je Gwon LEE, Sung Soo YOON, No Jin PARK, Eun Young CHOI, Se Jin KU, Mi Sook LEE, Hyung Ju RYU, Na Na KANG, Eung Chang LEE
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Publication number: 20200347005Abstract: Methods for forming a laminate are provided. The method provides a highly aligned block copolymer without orientation defects, coordination number defects distance defects and the like on a substrate, thereby providing a laminate which can be effectively applied to the production of various patterned substrates, and a method for producing a patterned substrate using the same.Type: ApplicationFiled: November 7, 2018Publication date: November 5, 2020Applicant: LG Chem, Ltd.Inventors: Eung Chang Lee, Mi Sook Lee, Se Jin Ku, Na Na Kang, Hyung Ju Ryu, Sung Soo Yoon, No Jin Park, Je Gwon Lee, Eun Young Choi, Yoon Hyung Hur
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Publication number: 20200254714Abstract: A laminate and a method for producing a patterned substrate using the same are disclosed herein. In some embodiments, a laminate includes a substrate, and a stripe pattern having first and second polymer lines alternately and repeatedly disposed on the substrate, wherein the first polymer line comprises a first polymer having a first polymerized unit having a ring structure connected to a main chain and a second polymerized unit represented by Formula 1. The method may be applied to manufacture of devices, such as electronic devices, or of applications, such as integrated optical systems, guidance and detection patterns of magnetic domain memories, flat panel displays, liquid crystal displays (LCDs), thin film magnetic heads or organic light emitting diodes, and may be used to build a pattern on a surface used in manufacture of discrete track media, such as integrated circuits, bit-patterned media and/or magnetic storage devices such as hard drives.Type: ApplicationFiled: September 17, 2018Publication date: August 13, 2020Applicant: LG Chem, Ltd.Inventors: Na Na Kang, Se Jin Ku, Mi Sook Lee, Eung Chang Lee, Eun Young Choi, Sung Soo Yoon, No Jin Park, Je Gwon Lee, Hyung Ju Ryu, Yoon Hyung Hur
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Publication number: 20200239701Abstract: The present application relates to a pinning composition, a laminate comprising the same, and a method for producing the same. The pinning composition of the present application can impart directionality and location selection properties to a polymer membrane comprising a self-assembly structure of a block copolymer. The pinning composition of the present application exhibits excellent reaction selectivity, whereby it can form a vertical lamella structure with a high degree of alignment. In addition, the pinning composition of the present application may be suitable for application to low temperature processes.Type: ApplicationFiled: October 29, 2018Publication date: July 30, 2020Applicant: LG Chem, Ltd.Inventors: Se Jin Ku, Mi Sook Lee, Na Na Kang, Eung Chang Lee, Sung Soo Yoon, No Jin Park, Je Gwon Lee, Eun Young Choi, Hyung Ju Ryu, Yoon Hyung Hur
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Publication number: 20200140716Abstract: A neutral layer composition, which is capable of forming a neutral layer that can effectively control orientation characteristics of various block copolymers is provided.Type: ApplicationFiled: July 16, 2018Publication date: May 7, 2020Applicant: LG Chem, Ltd.Inventors: Eun Young Choi, No Jin Park, Je Gwon Lee, Yoon Hyung Hur, Sung Soo Yoon
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Publication number: 20200131296Abstract: The present application can provide a block copolymer and a use thereof. The block copolymer of the present application can have excellent self-assembly properties or phase separation characteristics and excellent etching selectivity, and various other functions as required can be freely imparted thereto.Type: ApplicationFiled: November 29, 2017Publication date: April 30, 2020Applicant: LG Chem, Ltd.Inventors: Je Gwon Lee, No Jin Park, Jung Keun Kim, Eun Young Choi, Se Jin Ku, Mi Sook Lee, Hyung Ju Ryu, Sung Soo Yoon
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Patent number: 10633533Abstract: The present application provides a block copolymer and uses thereof. The block copolymer of the present application exhibits an excellent self-assembling property or phase separation property, can be provided with a variety of required functions without constraint and, especially, etching selectivity can be secured, making the block copolymer effectively applicable to such uses as pattern formation.Type: GrantFiled: September 30, 2015Date of Patent: April 28, 2020Assignee: LG Chem, Ltd.Inventors: Mi Sook Lee, Jung Keun Kim, Se Jin Ku, No Jin Park, Je Gwon Lee, Eun Young Choi, Sung Soo Yoon, Hyung Ju Ryu
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Publication number: 20200056002Abstract: The present application relates to a block copolymer and a use thereof. The present application can provide a laminate which is capable of forming a highly aligned block copolymer on a substrate and thus can be effectively applied to production of various patterned substrates, and a method for producing a patterned substrate using the same.Type: ApplicationFiled: November 29, 2017Publication date: February 20, 2020Applicant: LG Chem, Ltd.Inventors: Mi Sook Lee, Se Jin Ku, No Jin Park, Jung Keun Kim, Je Gwon Lee, Hyung Ju Ryu, Eun Young Choi
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Patent number: 10532546Abstract: The present application relates to a neutral layer composition. The present application can provide a neutral layer composition capable of forming a neutral layer, which can be effectively applied in the formation of a polymeric film comprising a vertically aligned self-assembled block copolymer.Type: GrantFiled: June 7, 2016Date of Patent: January 14, 2020Assignee: LG Chem, Ltd.Inventors: No Jin Park, Sung Soo Yoon, Jung Keun Kim, Je Gwon Lee, Mi Sook Lee
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Publication number: 20190375904Abstract: The present application relates to a block copolymer and a use thereof. The present application can provide a laminate which is capable of forming a highly aligned block copolymer on a substrate and thus can be effectively applied to production of various patterned substrates, and a method for producing a patterned substrate using the same.Type: ApplicationFiled: November 29, 2017Publication date: December 12, 2019Applicant: LG Chem, Ltd.Inventors: Mi Sook Lee, Se Jin Ku, No Jin Park, Jung Keun Kim, Je Gwon Lee, Eun Young Choi, Hyung Ju Ryu, Sung Soo Yoon
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Publication number: 20190345300Abstract: A method for producing a polymer film is disclosed herein. The method is capable of effectively forming a polymer film on a substrate, where the polymer film comprises highly aligned block copolymers without orientation defects, coordination number defects, distance defects, and the like. The method can be applied to production of various patterned substrates.Type: ApplicationFiled: May 29, 2019Publication date: November 14, 2019Applicant: LG Chem, Ltd.Inventors: Hyung Ju Ryu, Se Jin Ku, Mi Sook Lee, Sung Soo Yoon, No Jin Park, Jung Keun Kim, Je Gwon Lee, Eun Young Choi
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Publication number: 20190292286Abstract: A polymer composition, methods and a use thereof are disclosed herein. The polymer composition having excellent self-assembly properties and capable of forming a vertical orientation structure even on a surface that no neutral treatment is performed, where the vertically oriented self-assembled structure can be effectively formed in a short time.Type: ApplicationFiled: November 29, 2017Publication date: September 26, 2019Applicant: LG Chem, Ltd.Inventors: Se Jin Ku, Mi Sook Lee, Hyung Ju Ryu, Sung Soo Yoon, No Jin Park, Jung Keun Kim, Je Gwon Lee, Eun Young Choi
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Publication number: 20190292291Abstract: The present application may provide a block copolymer and a use thereof. The block copolymer of the present application has excellent self-assembly properties or phase separation characteristics, to which various functions to be required can also be freely imparted.Type: ApplicationFiled: November 29, 2017Publication date: September 26, 2019Applicant: LG Chem, Ltd.Inventors: Hyung Ju Ryu, Je Gwon Lee, Se Jin Ku, Eun Young Choi, Sung Soo Yoon, No Jin Park, Jung Keun Kim, Mi Sook Lee
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Publication number: 20190278172Abstract: The present application relates to a method for preparing a patterned substrate. The method may be applied to a process of manufacturing devices such as, for example, electronic devices and integrated circuits, or other applications, such as manufacture of integrated optical systems, guidance and detection patterns of magnetic domain memories, flat panel displays, liquid crystal displays (LCDs), thin film magnetic heads or organic light emitting diodes, and the like, and may also be used to build a pattern on a surface used in manufacture of discrete track media, such as integrated circuits, bit-patterned media and/or magnetic storage devices such as hard drives.Type: ApplicationFiled: December 13, 2017Publication date: September 12, 2019Applicant: LG Chem, Ltd.Inventors: Mi Sook Lee, Se Jin Ku, No Jin Park, Jung Keun Kim, Je Gwon Lee, Eun Young Choi, Hyung Ju Ryu, Sung Soo Yoon
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Publication number: 20190276658Abstract: The present application relates to a polymer composition and a use thereof. The present application may provide a polymer composition having excellent self-assembly properties and capable of forming a vertical orientation structure even on a surface that no neutral treatment is performed, where the vertically oriented self-assembled structure can be effectively formed in a short time, and a use thereof.Type: ApplicationFiled: November 29, 2017Publication date: September 12, 2019Applicant: LG Chem, Ltd.Inventors: Se Jin Ku, Mi Sook Lee, Hyung Ju Ryu, Sung Soo Yoon, No Jin Park, Jung Keun Kim, Je Gwon Lee, Eun Young Choi
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Publication number: 20190256637Abstract: The present application may provide a block copolymer and a use thereof. The block copolymer of the present application has excellent self-assembly properties or phase separation characteristics, to which various functions to be required can also be freely imparted.Type: ApplicationFiled: November 29, 2017Publication date: August 22, 2019Applicant: LG Chem, Ltd.Inventors: No Jin Park, Jung Keun Kim, Je Gwon Lee, Sung Soo Yoon, Se Jin Ku, Mi Sook Lee, Eun Young Choi, Hyung Ju Ryu
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Patent number: 10377894Abstract: The present application relates to a block copolymer and its use. The present application can provides a block copolymer that has an excellent self assembling property or phase separation property and therefore can be used in various applications and its use.Type: GrantFiled: September 30, 2015Date of Patent: August 13, 2019Assignee: LG Chem, Ltd.Inventors: Jeong Kyu Lee, Je Gwon Lee, In Young Song, Sung Joon Oh, Yeon Joo Kang, Sung Soo Yoon, Jung Keun Kim