Patents by Inventor Sung-Soo Yoon
Sung-Soo Yoon 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: 9256005Abstract: Provided are a polarizing plate and a liquid crystal display device. The polarizing plate has lighter weight, a smaller thickness, and excellent physical properties such as durability, water resistance, workability, and light leakage preventing ability. In addition, the polarizing plate prevents curling occurring in the polarizing plate or a polarizer in formation thereof, and has excellent thermal resistance or thermal shock resistance.Type: GrantFiled: February 18, 2014Date of Patent: February 9, 2016Assignee: LG CHEM, LTD.Inventors: Eun Soo Huh, Ki Ok Kwon, In Kyu Park, Sung Soo Yoon, Min Ki Lee, Sae Han Cho
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Publication number: 20150376474Abstract: The present applicant relates to a pressure-sensitive adhesive composition, and optical laminate, a polarizing plate, and a display device. In an embodiment of the present applicant, the pressure-sensitive adhesive composition capable of forming a pressure-sensitive adhesive which has an excellent cohesive force or stress relaxation property, and thus has superior endurance reliability and light leakage suppression performance or the like may be provided. The pressure-sensitive adhesive composition according to an embodiment of the present applicant may be used, for example, for an optical film such as a polarizing plate or the like.Type: ApplicationFiled: November 19, 2014Publication date: December 31, 2015Applicant: LG Chem, Ltd.Inventors: Sang Hyun Hong, Sung Soo Yoon, Min Ki Lee, Su Jeong Kim, Jeong Ae Yoon, Han Na Chi
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Patent number: 9146417Abstract: Provided are a polarizing plate and a liquid crystal display device. The polarizing plate has lighter weight, a smaller thickness, and excellent physical properties such as durability, water resistance, workability, and light leakage preventing ability. In addition, the polarizing plate prevents curling of the polarizing plate or a polarizer in formation thereof, and has excellent thermal resistance or thermal shock resistance.Type: GrantFiled: February 18, 2014Date of Patent: September 29, 2015Assignee: LG CHEM, LTD.Inventors: Eun Soo Huh, Ki Ok Kwon, Eun Mi Seo, No Ma Kim, In Ho Hwang, Sung Soo Yoon
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Publication number: 20150232628Abstract: The present invention relates to a method for forming a metal nanowire or a metal nanomesh. More particularly, the present invention relates to a method for forming a metal nanowire or a metal nanomesh capable of forming a variety of metal nanowires or metal nanomeshes in a desired shape by a simplified method.Type: ApplicationFiled: September 5, 2013Publication date: August 20, 2015Applicant: IUCF-HYU (Industry-University Cooperation Founda- tion Hanyang University)Inventors: Yang Kyoo Han, Je Gwon Lee, Hyun Jin Lee, No Ma Kim, Sung Soo Yoon, Eun Ji Shin
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Publication number: 20150228298Abstract: The present invention relates to a method for forming a silicon oxide nanopattern, in which the method can be used to easily form a nanodot or nanohole-type nanopattern, and a metal nanopattern formed by using the same can be properly applied to a next-generation magnetic recording medium for storage information, etc., a method for forming a metal nanopattern, and a magnetic recording medium for information storage using the same. The method for forming a silicon oxide nanopattern includes the steps of forming a block copolymer thin film including specific hard segments and soft segments containing a (meth)acrylate-based repeating unit on silicon oxide of a substrate; conducting orientation of the thin film; selectively removing the soft segments from the block copolymer thin film; and conducting reactive ion etching of silicon oxide using the block copolymer thin film from which the soft segments are removed, as a mask to form a silicon oxide nanodot or nanohole pattern.Type: ApplicationFiled: September 9, 2013Publication date: August 13, 2015Inventors: Yang Kyoo Han, Je Gwon Lee, Hyun Jin Lee, No Ma Kim, Sung Soo Yoon, Eun Ji Shin, Yeon Sik Jung
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Publication number: 20150205025Abstract: The present application relates to a polarizing plate and a liquid crystal display device. The polarizing plate which is thin and light, meets requirements for physical properties such as durability, moisture resistance, workability and light leakage inhibiting ability, and has an antistatic property, and the liquid crystal display device including the same may be provided.Type: ApplicationFiled: August 27, 2013Publication date: July 23, 2015Applicant: LG Chem, Ltd.Inventors: In Kyu Park, No Ma Kim, In Ho Hwang, Sung Soo Yoon, Min Joon Kim
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Publication number: 20150125632Abstract: The present invention relates to a pressure-sensitive adhesive composition. The pressure-sensitive adhesive composition of the present invention can provide a pressure-sensitive adhesive having low time-dependency of dependability and adhesion strength and having excellent interfacial adhesion strength. After being applied to an optical member such as a polarizing plate, the pressure-sensitive adhesive composition exhibits excellent interfacial adhesion strength and maintains excellent dependability without time-dependency.Type: ApplicationFiled: January 7, 2015Publication date: May 7, 2015Applicant: LG CHEM, LTD.Inventors: Min Ki Lee, No Ma Kim, Sung Soo Yoon, Han Na Chi, Su Jeong Kim
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Patent number: 9023505Abstract: Provided is a separator including a porous substrate having a plurality of pores, and a porous coating layer provided on at least one surface of the porous substrate and formed from a mixture of plural inorganic particles and a binder polymer, in which the binder polymer is a result of a curing reaction of an acryl-based copolymer and an isocyanate-based crosslinking agent, and the acryl-based copolymer is a copolymer including (a) a first monomer unit with a tertiary amine group, (b) a second monomer unit with at least one functional group selected from an amine group other than a tertiary amine group, an amide group, a cyano group, and an imide group, (c) a third monomer unit of (meth)acrylate with a carboxyl group, (d) a fourth monomer unit of (meth)acrylate with a hydroxyl group, and (e) a fifth monomer unit of (meth)acrylate with an alkyl group having 1 to 14 carbon atoms, and an electrochemical device comprising the same.Type: GrantFiled: March 5, 2014Date of Patent: May 5, 2015Assignee: LG Chem, Ltd.Inventors: Kee-Young Kim, No-Ma Kim, Sung-Soo Yoon
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Patent number: 9019463Abstract: Provided are a pressure-sensitive adhesive having excellent durability and reliability under high-temperature or high-humidity conditions, adhesion strength, workability, re-movability, and the ability to inhibit light leakage; a method for preparing the pressure-sensitive adhesive; a polarizer including the pressure-sensitive adhesive; and a liquid crystal display incorporating the polarizer.Type: GrantFiled: September 23, 2013Date of Patent: April 28, 2015Assignee: LG Chem, Ltd.Inventors: Jeong Min Ha, No Ma Kim, In Ho Hwang, Sung Soo Yoon
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Publication number: 20150093569Abstract: Provided are a pressure-sensitive adhesive composition, an optical laminate, a pressure-sensitive adhesive polarizing plate and a display device. When a particular block copolymer forming a micro phase separation region in a crosslinking structure is used, and a cohesive strength of the block copolymer is controlled, a pressure-sensitive adhesive composition having excellent physical properties required for an optical member, and particularly having excellent bending preventability, cuttability and pressure-sensitive adhesive durability may be provided. Such a pressure-sensitive adhesive composition may be used for optical uses, for example, to laminate various optical members, or apply an optical member to a display device.Type: ApplicationFiled: December 3, 2014Publication date: April 2, 2015Applicant: LG Chem, Ltd.Inventors: Han Na Chi, No Ma Kim, Sung Soo Yoon, Min Ki Lee, Su Jeong Kim
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Publication number: 20150093533Abstract: A pressure-sensitive adhesive composition, a protective film, an optical element and a display device are provided. The pressure-sensitive adhesive composition has excellent storage stability, exhibits proper low-speed and high-speed peel strengths after formation of a cross-linked structure, and also has an excellent balance between the low-speed and high-speed peel strengths. Therefore, when the pressure-sensitive adhesive composition is applied to a protective film, the pressure-sensitive adhesive composition can have an excellent protective effect, and can also be advantageous to perform a high-speed process since the pressure-sensitive adhesive composition is easily peeled during a high-speed peeling process. In the high-speed peeling process, the pressure-sensitive adhesive composition can exhibit excellent antistatic characteristics.Type: ApplicationFiled: December 18, 2014Publication date: April 2, 2015Inventors: Kee Young Kim, Sung Soo Yoon, Jeong Sik Bae
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Publication number: 20150086781Abstract: Provided are a pressure-sensitive adhesive composition, an optical member, a polarizing plate and a display device. The pressure-sensitive adhesive composition having physical properties required for an optical member using a particular block copolymer and an antioxidant or a photostabilizer, which forms a fine phase change region in a crosslinking structure, and particularly having excellent bending preventability and storage stability may be provided. Such a pressure-sensitive adhesive composition may be used for optical uses, for example, to laminate various optical members, or apply an optical member to a display device.Type: ApplicationFiled: December 8, 2014Publication date: March 26, 2015Applicant: LG Chem, Ltd.Inventors: Han Na Chi, No Ma Kim, Jeong Ae Yoon, Sung Soo Yoon, Min Ki Lee
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Publication number: 20140375934Abstract: Provided are a multi-block copolymer, a pressure-sensitive adhesive composition, a method of preparing a multi-block copolymer, a pressure-sensitive adhesive polarizing plate, and a liquid crystal display device. The pressure-sensitive adhesive composition including the multi-block copolymer may have excellent durability regardless of a temperature and/or humidity. In addition, the method of preparing a multi-block copolymer may prepare a multi-block copolymer increased in molecular weight which is structurally controlled with a simple process using a compound containing at least two halogen atoms. Accordingly, when included in a pressure-sensitive adhesive resin, the multi-block copolymer may have excellent cohesive strength in the resin, and a network structure during curing, and thus, when applied to a pressure-sensitive adhesive composition, the multi-block copolymer may be usefully applied to an optical member due to excellent durability regardless of a temperature and humidity.Type: ApplicationFiled: September 5, 2014Publication date: December 25, 2014Inventors: Su Jeong KIM, Jeong Ae YOON, Min Ki LEE, Han Na CHI, No Ma KIM, Sung Soo YOON
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Publication number: 20140242303Abstract: The present application is relates to a pressure-sensitive adhesive composition. The pressure-sensitive adhesive composition of the present application may form a pressure-sensitive adhesive having excellent durability and reliability, stress relaxation and reworkability. In addition, when the pressure-sensitive adhesive composition is used collaterally, for example, a coating process may be efficiently performed even when a coating solid content is high, thereby maintaining excellent productivity and forming a pressure-sensitive adhesive having excellent uniformity in thickness. The pressure-sensitive adhesive composition may be used for an optical film such as a polarizing plate.Type: ApplicationFiled: May 6, 2014Publication date: August 28, 2014Applicant: LG CHEM, LTD.Inventors: Min Ki Lee, No Ma Hoon Kim, Sung Soo Yoon, Su Jeong Kim
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Publication number: 20140240647Abstract: Provided are a polarizing plate and a liquid crystal display device. The polarizing plate has lighter weight, a smaller thickness, and excellent physical properties such as durability, water resistance, workability, and light leakage preventing ability. In addition, the polarizing plate prevents curling occurring in the polarizing plate or a polarizer in formation thereof, and has excellent thermal resistance or thermal shock resistance.Type: ApplicationFiled: February 25, 2014Publication date: August 28, 2014Applicant: LG CHEM, LTD.Inventors: Eun Soo HUH, Ki Ok KWON, In Kyu PARK, Sung Soo YOON, Min Ki LEE, Sae Han CHO
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Publication number: 20140186680Abstract: Provided is a separator including a porous substrate having a plurality of pores, and a porous coating layer provided on at least one surface of the porous substrate and formed from a mixture of plural inorganic particles and a binder polymer, in which the binder polymer is a result of a curing reaction of an acryl-based copolymer and an isocyanate-based crosslinking agent, and the acryl-based copolymer is a copolymer including (a) a first monomer unit with a tertiary amine group, (b) a second monomer unit with at least one functional group selected from an amine group other than a tertiary amine group, an amide group, a cyano group, and an imide group, (c) a third monomer unit of (meth)acrylate with a carboxyl group, (d) a fourth monomer unit of (meth)acrylate with a hydroxyl group, and (e) a fifth monomer unit of (meth)acrylate with an alkyl group having 1 to 14 carbon atoms, and an electrochemical device comprising the same.Type: ApplicationFiled: March 5, 2014Publication date: July 3, 2014Applicant: LG CHEM, LTD.Inventors: Kee-Young KIM, No-Ma KIM, Sung-Soo YOON
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Publication number: 20140178608Abstract: Provided are a pressure-sensitive adhesive, a polarizing plate, and a liquid crystal display device. The pressure-sensitive adhesive may be used to provide a polarizing plate which has a tensile modulus that varies in a thickness direction, and for example, which has a smaller thickness and a lighter weight, and also satisfies all of the physical properties required for the polarizing plate such as durability, water resistance, workability and light leakage preventability, and a liquid crystal display device including the same.Type: ApplicationFiled: February 25, 2014Publication date: June 26, 2014Inventors: Sung Soo Yoon, No ma Kim, In Ho Hwang, In Kyu Park, Min Joon Kim
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Publication number: 20140168580Abstract: Provided are a polarizing plate and a liquid crystal display device. The polarizing plate has lighter weight, a smaller thickness, and excellent physical properties such as durability, water resistance, workability, and light leakage preventing ability. In addition, the polarizing plate prevents curling occurring in the polarizing plate or a polarizer in formation thereof, and has excellent thermal resistance or thermal shock resistance.Type: ApplicationFiled: February 18, 2014Publication date: June 19, 2014Applicant: LG CHEM, LTD.Inventors: Eun Soo HUH, Ki Ok KWON, In Kyu PARK, Sung Soo YOON, Min Ki LEE, Sae Han CHO
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Publication number: 20140160406Abstract: Provided are a polarizing plate and a liquid crystal display device. The polarizing plate has lighter weight, a smaller thickness, and excellent physical properties such as durability, water resistance, workability, and light leakage preventing ability. In addition, the polarizing plate prevents curling of the polarizing plate or a polarizer in formation thereof, and has excellent thermal resistance or thermal shock resistance.Type: ApplicationFiled: February 18, 2014Publication date: June 12, 2014Applicant: LG CHEM, LTD.Inventors: Eun Soo Huh, Ki Ok Kwon, Eun Mi Seo, No Ma Kim, In Ho Hwang, Sung Soo Yoon
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Patent number: 8704982Abstract: Provided are a pressure-sensitive adhesive having excellent durability and reliability under high-temperature or high-humidity conditions, adhesion strength, workability, re-movability, and the ability to inhibit light leakage; a method for preparing the pressure-sensitive adhesive; a polarizer including the pressure-sensitive adhesive; and a liquid crystal display incorporating the polarizer.Type: GrantFiled: June 12, 2013Date of Patent: April 22, 2014Assignee: LG Chem, Ltd.Inventors: Jeong Min Ha, No Ma Kim, In Ho Hwang, Sung Soo Yoon