Patents by Inventor Hyun Hee Son
Hyun Hee Son 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: 20200216725Abstract: The present application relates to a photocurable solventless pressure-sensitive adhesive composition, a pressure-sensitive adhesive polarizing plate and a display device. According to the present application, a pressure-sensitive adhesive composition, a polarizing plate and a liquid crystal device, which have excellent durability and antistatic abilities, can be provided.Type: ApplicationFiled: September 13, 2018Publication date: July 9, 2020Applicant: LG Chem, Ltd.Inventors: Seung Ju Noh, Ha Song Yun, Woo Yeon Kim, Hyun Hee Son, Jang Soon Kim, Kwang Su Seo
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Publication number: 20200209639Abstract: An adhesive composition is provided. The adhesive composition includes a polyvinyl alcohol-based resin; a melamine-based crosslinking agent; an acid catalyst; and a silane-based additive. The weight ratio of the melamine-based crosslinking agent and the acid catalyst is from 5:1 to 1:1. The acid catalyst also has a sulfonic acid group. A protective film and a polarizing plate including an adhesive layer including the adhesive composition, and an image display device including the polarizing plate is also provided.Type: ApplicationFiled: June 18, 2018Publication date: July 2, 2020Applicant: LG Chem, Ltd.Inventors: Yoobin Kim, Hae Sung Cho, Hyun Hee Son, Changhwa Ahn, Jin Ah Seok, Jun Gu Yeo
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Publication number: 20200199418Abstract: An optical laminate is provided, wherein stable durability is secured even at a high temperature, particularly an ultra-high temperature of about 100° C. or more, other physical properties required for the optical laminate are also excellent, and even in the case of being disposed adjacent to the electrode, corrosion of the relevant electrode or the like is not induced.Type: ApplicationFiled: September 12, 2018Publication date: June 25, 2020Applicant: LG Chem, Ltd.Inventors: Hyun Hee Son, Seul Ki Han, Dong Hun Lee
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Patent number: 10497904Abstract: The present application relates to a display device. The present application can provide a display device in which reflection of external light is reduced to improve a contrast ratio. Such a display device can be applied to not only OLED, a self-luminous display device, but also various display devices including LCD, a non-self-luminous display device, and the like, and can be also implemented as a flexible display device.Type: GrantFiled: March 7, 2017Date of Patent: December 3, 2019Assignee: LG Chem, Ltd.Inventors: Hyun Suk Kim, Se Woo Yang, Hyun Jee Yoo, Hyun Hee Son, Jung Ok Moon, Hyoung Sook Park, Ban Seok Choi, Jung Woo Lee
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Publication number: 20180366684Abstract: The present application relates to a display device. The present application can provide a display device in which reflection of external light is reduced to improve a contrast ratio. Such a display device can be applied to not only OLED, a self-luminous display device, but also various display devices including LCD, a non-self-luminous display device, and the like, and can be also implemented as a flexible display device.Type: ApplicationFiled: March 7, 2017Publication date: December 20, 2018Inventors: Hyun Suk KIM, Se Woo YANG, Hyun Jee YOO, Hyun Hee SON, Jung Ok MOON, Hyoung Sook PARK, Ban Seok CHOI, Jung Woo LEE
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Patent number: 10132976Abstract: The present invention relates to a polarizing plate including: a polarizer; a first protective layer formed on at least one surface of the polarizer; and a second protective layer formed on a surface opposite to a surface adjacent to a polarizer of the first protective layer, in which the first protective layer is a cured product of a radical curable composition, and the second protective layer is a cured product of a cationic curable composition, a manufacturing method thereof, and an image display device including the same.Type: GrantFiled: September 24, 2014Date of Patent: November 20, 2018Assignee: LG Chem, Ltd.Inventors: Kwang-Seung Park, Hae-Sung Cho, Hyun-Hee Son, Kyun-Il Rah, Jun-Wuk Park, Eun-Soo Huh, Mi-Rin Lee, Sung-Hyun Jeon
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Publication number: 20180305505Abstract: As a pressure-sensitive adhesive polarizing plate, for example, a pressure-sensitive adhesive polarizing plate allowing a pressure-sensitive adhesive layer in the polarizing plate to have an excellent interfacial adhesion with another layer and have no detachment phenomenon can be provided in the present application.Type: ApplicationFiled: July 11, 2016Publication date: October 25, 2018Applicant: LG Chem, Ltd.Inventors: Hyoung Sook Park, Se Woo Yang, Hyun Hee Son, So Ra Yoon, Sul Ki Han
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Patent number: 10029449Abstract: The present invention relates to a method for manufacturing a single-faced thin polarizing plate, including: supplying a process film to one surface of a polarizer having a thickness of 50 ?m or less; supplying a protection film to the other surface of the polarizer; forming an adhesive layer by supplying an adhesive composition between the polarizer and the protection film; pressing a laminate of the process film/the polarizer/the protection film by disposing a pair of pressing units on a surface of each of the process film and the protection film; and stripping the process film, in which stripping force between the polarizer and the process film is 1.0 N or less.Type: GrantFiled: August 29, 2014Date of Patent: July 24, 2018Assignee: LG CHEM, LTD.Inventors: Hae-Sung Cho, Sung-Hyun Kim, Hyun-Hee Son, Dong-Kyun Ha, Kwang-Seung Park, Nam-Jeong Lee, Jun-Wuk Park, Tae-Jun Hwang
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Publication number: 20180179344Abstract: The present application relates to a cross-linkable composition, and for example, to a cross-linkable composition which can form a membrane having an excellent interfacial adhesion with other layers and cause no detachment phenomenon when forming a membrane in a structure of a pressure-sensitive adhesive optical member or the like.Type: ApplicationFiled: July 11, 2016Publication date: June 28, 2018Applicant: LG Chem, Ltd.Inventors: Hyoung Sook Park, Ji Yeong Lee, Se Woo Yang, Hyun Hee Son, So Ra Yoon, Sul Ki Han, Chang Ik Song
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Publication number: 20180155488Abstract: A compound applicable to various uses can be provided in the present application. In one embodiment, the compound can be included in a cross-linkable composition to serve as a crosslinking rate regulator. In another embodiment, the compound can be applied to a cross-linkable composition such that a membrane formed by the cross-linkable composition has excellent interfacial adhesion with another membrane, and also prevent the occurrence of leakage of the membrane formed by the cross-linkable composition.Type: ApplicationFiled: July 11, 2016Publication date: June 7, 2018Applicant: LG Chem, Ltd.Inventors: Hyoung Sook Park, Ji Yeong Lee, Se Woo Yang, Hyun Hee Son, So Ra Yoon, Sul Ki Han
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Patent number: 9971066Abstract: The present disclosure relates to a polarizing plate including: a polarizer; and a protective layer formed on at least one surface of the polarizer, wherein the protective layer is formed of a composition for a polarizing plate protective layer, including a curable compound, a non-curable polymer, and a polymerization initiator, the curable compound being at least one selected from a group consisting of a compound including a functional group containing at least one of O, N and F atoms and having an ethylenically unsaturated bond and a ring-opening polymerizable compound, and the non-curable polymer including a functional group containing at least one of O, N and F atoms in a side chain thereof.Type: GrantFiled: June 26, 2014Date of Patent: May 15, 2018Assignee: LG Chem, LtdInventors: Kwang-Seung Park, Hae-Sung Cho, Hyun-Hee Son, Nam-Jeong Lee, Jun-Wuk Park, Eun-Soo Huh, Mi-Rin Lee, Sung-Hyun Jeon
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Publication number: 20160238767Abstract: The present invention relates to a polarizing plate including: a polarizer; a first protective layer formed on at least one surface of the polarizer; and a second protective layer formed on a surface opposite to a surface adjacent to a polarizer of the first protective layer, in which the first protective layer is a cured product of a radical curable composition, and the second protective layer is a cured product of a cationic curable composition, a manufacturing method thereof, and an image display device including the same.Type: ApplicationFiled: September 24, 2014Publication date: August 18, 2016Inventors: Kwang-Seung PARK, Hae-Sung CHO, Hyun-Hee SON, Kyun-ll RAH, Jun-Wuk PARK, Eun-Soo HUH, Mi-Rin LEE, Sung-Hyun JEON
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Publication number: 20160229170Abstract: The present invention relates to a method for manufacturing a single-faced thin polarizing plate, including: supplying a process film to one surface of a polarizer having a thickness of 50 ?m or less; supplying a protection film to the other surface of the polarizer; forming an adhesive layer by supplying an adhesive composition between the polarizer and the protection film; pressing a laminate of the process film/the polarizer/the protection film by disposing a pair of pressing units on a surface of each of the process film and the protection film; and stripping the process film, in which stripping force between the polarizer and the process film is 1.0 N or less.Type: ApplicationFiled: August 29, 2014Publication date: August 11, 2016Inventors: Hae-Sung CHO, Sung-Hyun KIM, Hyun-Hee SON, Dong-Kyun HA, Kwang-Seung PARK, Nam-Jeong LEE, Jun-Wuk PARK, Tae-Jun HWANG
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Patent number: 9239491Abstract: An optical element is provided. The optical element is a light-dividing element, for example an element that can divide incident light into at least two kinds of light having different polarized states. The optical element can be used to realize a stereoscopic image.Type: GrantFiled: January 29, 2014Date of Patent: January 19, 2016Assignee: LG CHEM, LTD.Inventors: Sin Young Kim, Jae Hoon Shim, Ki Uk Lim, Yeong Rae Chang, Moon Soo Park, Soo Kyoung Lee, Hyun Hee Son, Hyuk Yoon
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Publication number: 20160003983Abstract: The present disclosure relates to a polarizing plate including: a polarizer; and a protective layer formed on at least one surface of the polarizer, wherein the protective layer is formed of a composition for a polarizing plate protective layer, including a curable compound, a non-curable polymer, and a polymerization initiator, the curable compound being at least one selected from a group consisting of a compound including a functional group containing at least one of O, N and F atoms and having an ethylenically unsaturated bond and a ring-opening polymerizable compound, and the non-curable polymer including a functional group containing at least one of O, N and F atoms in a side chain thereof.Type: ApplicationFiled: June 26, 2014Publication date: January 7, 2016Inventors: Kwang-Seung PARK, Hae-Sung CHO, Hyun-Hee SON, Nam-Jeong LEE, Jun-Wuk PARK, Eun-Soo HUH, Mi-Rin LEE, Sung-Hyun JEON
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Patent number: 8758869Abstract: An optical element is provided. The optical element is a light-dividing element, for example an element that can divide incident light into at least two kinds of light having different polarized states. The optical element can be used to realize a stereoscopic image.Type: GrantFiled: September 26, 2012Date of Patent: June 24, 2014Assignee: LG Chem Ltd.Inventors: Sin Young Kim, Jae Hoon Shim, Ki Uk Lim, Yeong Rae Chang, Moon Soo Park, Soo Kyoung Lee, Hyun Hee Son, Hyuk Yoon
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Publication number: 20140146252Abstract: An optical element is provided. The optical element is a light-dividing element, for example an element that can divide incident light into at least two kinds of light having different polarized states. The optical element can be used to realize a stereoscopic image.Type: ApplicationFiled: January 29, 2014Publication date: May 29, 2014Applicant: LG CHEM, LTD.Inventors: Sin Young KIM, Jae Hoon SHIM, Ki Uk LIM, Yeong Rae CHANG, Moon Soo PARK, Soo Kyoung LEE, Hyun Hee SON, Hyuk YOON
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Publication number: 20110091676Abstract: The present invention relates to a pressure-sensitive adhesive film and a semiconductor wafer backgrinding method using the same. The present invention provides a pressure-sensitive adhesive film capable of remarkably improving production efficiency in a wafer backgrinding of a semiconductor manufacturing process due to its superior cutting and adherence properties in the semiconductor manufacturing process and an excellent cushioning property. Moreover, the present invention also provides a pressure-sensitive adhesive film having superior peeling and re-peeling properties and wettability to the wafer while providing excellent water resistance, and a backgrinding method using the pressure-sensitive adhesive film.Type: ApplicationFiled: April 21, 2009Publication date: April 21, 2011Inventors: Se Ra Kim, Yoon Jeon Baek, Jan Soon Kim, Hyun Hee Son, Jong Wan Hong, Hyun Woo Park