Patents by Inventor Eui June Jeong

Eui June Jeong 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).

  • Patent number: 9994728
    Abstract: A photosensitive resin composition includes (A) a colorant including a copolymer represented by Chemical Formula 1 and a green pigment; (B) a binder resin; (C) a photopolymerizable monomer; (D) a photopolymerization initiator; and (E) a solvent, wherein the copolymer represented by Chemical Formula 1 is included in an amount of about 100 parts by weight to about 300 parts by weight based on about 100 parts by weight of the green pigment: wherein a is an integer ranging from 1 to 100, b is an integer ranging from 1 to 100, and c is an integer ranging from 1 to 50. A color filter manufactured using the same is also provided.
    Type: Grant
    Filed: August 31, 2015
    Date of Patent: June 12, 2018
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Kyung-Hee Hyung, Taek-Jin Baek, Eui-June Jeong, Ju-Ho Jung
  • Publication number: 20160090501
    Abstract: A photosensitive resin composition includes (A) a colorant including a copolymer represented by Chemical Formula 1 and a green pigment; (B) a binder resin; (C) a photopolymerizable monomer; (D) a photopolymerization initiator; and (E) a solvent, wherein the copolymer represented by Chemical Formula 1 is included in an amount of about 100 parts by weight to about 300 parts by weight based on about 100 parts by weight of the green pigment: wherein a is an integer ranging from 1 to 100, b is an integer ranging from 1 to 100, and c is an integer ranging from 1 to 50. A color filter manufactured using the same is also provided.
    Type: Application
    Filed: August 31, 2015
    Publication date: March 31, 2016
    Inventors: Kyung-Hee HYUNG, Taek-Jin BAEK, Eui-June JEONG, Ju-Ho JUNG
  • Patent number: 8828631
    Abstract: Disclosed are a pigment dispersion composition including a pyridone azo-based compound including a monomer represented by the following Chemical Formula 1, a polymer including a repeating unit represented by the following Chemical Formula 2, or a combination thereof, wherein each substituents of Chemical Formulae 1 and 2 are the same as defined the detailed description, (B) a pigment, (C) a binder resin, (D) a dispersing agent, and (E) a solvent; a photosensitive resin composition including the same; and a color filter including the same.
    Type: Grant
    Filed: August 22, 2012
    Date of Patent: September 9, 2014
    Assignee: Cheil Industries Inc.
    Inventors: Kyung-Hee Hyung, Taek-Jin Baek, Eui-June Jeong, Jae-Hyun Kim, Gyu-Seok Han
  • Patent number: 8735025
    Abstract: Provided is a photosensitive resin composition that is developable with an aqueous alkaline solution and is suitable for the production of a color filter for an image sensor. The composition comprises an alkali-soluble resin, a photopolymerizable monomer, a photopolymerization initiator, colorants and a solvent. As the colorants, a pigment and a dye are used in combination. The use of the composition enables the formation of fine pixels that exhibit excellent color reproduction and contrast. Therefore, the composition can be used to produce a high-resolution color filter for an image sensor.
    Type: Grant
    Filed: December 27, 2007
    Date of Patent: May 27, 2014
    Assignee: Cheil Industries Inc.
    Inventors: Jae Hyun Kim, Kil Sung Lee, Eui June Jeong, Chang Min Lee, Sung Hyok Kim
  • Patent number: 8628698
    Abstract: Disclosed is a resin composition for a protective layer of a color filter including an acrylate-based resin including a repeating unit represented by each of Chemical Formulae 1 to 3, a melamine-based resin represented by Chemical Formula 4, a thermal acid generator (TAG), and a solvent.
    Type: Grant
    Filed: July 23, 2010
    Date of Patent: January 14, 2014
    Assignee: Cheil Industries Inc.
    Inventors: Se-Young Choi, Jae-Hyun Kim, Nam-Gwang Kim, Eui-June Jeong, Sang-Kyun Kim, Kwen-Woo Han, Hyun-Hoo Sung
  • Patent number: 8512921
    Abstract: The present invention related to a pigment dispersion composition, a color resist composition including the same, and a color filter fabricated by using the color resist composition. The pigment dispersion composition includes [A] a pigment, [B] a dispersing agent, [C] a cardo-based binder resin, and [D] a solvent.
    Type: Grant
    Filed: April 27, 2011
    Date of Patent: August 20, 2013
    Assignee: Cheil Industries Inc.
    Inventors: Chang-Min Lee, Jae-Hyun Kim, Eui-June Jeong, Kil-Sung Lee
  • Patent number: 8502334
    Abstract: Disclosed is an image sensor including a photo-sensing device, a color filter positioned on the photo-sensing device, a microlens positioned on the color filter, and an insulation layer positioned between the photo-sensing device and the color filter, and including a trench exposing the photo-sensing device and a filler filled in the trench. The filler has light transmittance of about 85% or more at a visible ray region, and a higher refractive index than the insulation layer. A method of manufacturing the image sensor is also provided.
    Type: Grant
    Filed: September 20, 2011
    Date of Patent: August 6, 2013
    Assignee: Cheil Industries Inc.
    Inventors: Kil-Sung Lee, Jae-Hyun Kim, Chang-Min Lee, Eui-June Jeong, Min-Soo Kim, Hwan-Sung Cheon, Tu-Won Chang
  • Patent number: 8497053
    Abstract: The present invention relates to a pigment dispersion composition that is capable of decreasing pattern residues and improving resolution, a resist composition for a color filter including the same, and a color filter fabricated using the same. More particularly, the pigment dispersion composition includes a pigment, a binder resin, a solvent, and a first dispersing agent and a second dispersing agent each represented by a predetermined chemical formula.
    Type: Grant
    Filed: March 11, 2010
    Date of Patent: July 30, 2013
    Assignee: Cheil Industries Inc.
    Inventors: Chang-Min Lee, Kil-Sung Lee, Jae-Hyun Kim, Eui-June Jeong
  • Patent number: 8486591
    Abstract: Disclosed is a color filter photosensitive resin composition that includes (A) an acryl-based binder resin having at least one carboxyl group, (B) an acryl-based photopolymerizable monomer, (C) a photopolymerization initiator, and (D) a solvent, where at least one of the acryl-based binder resin or the acryl-based photopolymerizable monomer includes a blue dye functional group. The color filter photosensitive resin composition can be prepared into a color filter having uniformity, almost no residue, and high resolution due to ultrafine pixels of 1.4 ?m or less.
    Type: Grant
    Filed: October 20, 2009
    Date of Patent: July 16, 2013
    Assignee: Cheil Industries Inc.
    Inventors: Eui-June Jeong, Kil-Sung Lee, Jae-Hyun Kim, Chang-Min Lee
  • Patent number: 8487030
    Abstract: Disclosed are an organic-inorganic hybrid composition including a fluorene-based monomer, an inorganic particle, an initiator, and a solvent, and an image sensor made using the same. The organic-inorganic hybrid composition can have a high refractive index and excellent transmittance to minimize light loss, and the image sensor produced using the same may transport a greater amount of light to a photodiode. Accordingly, it is possible to accomplish a high resolution image sensor having improved sensitivity.
    Type: Grant
    Filed: April 30, 2010
    Date of Patent: July 16, 2013
    Assignee: Cheil Industries Inc.
    Inventors: Chang-Min Lee, Jae-Hyun Kim, Eui-June Jeong, Kil-Sung Lee
  • Publication number: 20130164681
    Abstract: Disclosed are a pigment dispersion composition including a pyridone azo-based compound including a monomer represented by the following Chemical Formula 1, a polymer including a repeating unit represented by the following Chemical Formula 2, or a combination thereof, wherein each substituents of Chemical Formulae 1 and 2 are the same as defined the detailed description, (B) a pigment, (C) a binder resin, (D) a dispersing agent, and (E) a solvent; a photosensitive resin composition including the same; and a color filter including the same.
    Type: Application
    Filed: August 22, 2012
    Publication date: June 27, 2013
    Applicant: CHEIL INDUSTRIES INC.
    Inventors: Kyung-Hee HYUNG, Taek-Jin BAEK, Eui-June JEONG, Jae-Hyun KIM, Gyu-Seok HAN
  • Patent number: 8420296
    Abstract: Disclosed is a photosensitive resin composition for a color filter protective layer including a cross-linkable alkali soluble resin including a repeating unit represented by the following Chemical Formula 1, a reactive unsaturated compound, a photopolymerization initiator, and a solvent. In Chemical Formulae 1 to 3, R1 to R6 and A1 to A3 are the same as in the detailed description.
    Type: Grant
    Filed: August 26, 2010
    Date of Patent: April 16, 2013
    Assignee: Cheil Industries Inc.
    Inventors: Jae-Hyun Kim, Se-Young Choi, Nam-Gwang Kim, Eui-June Jeong, Chang-Min Lee
  • Patent number: 8263675
    Abstract: The present invention relates to a photosensitive resin composition for a color filter and a color filter fabricated using the same. The photosensitive resin composition includes (a) an acrylic-based resin, (b) a photopolymerizable monomer, (c) a photopolymerization initiator, (d) a pigment, and (e) a solvent. The acrylic-based resin is a copolymer including a repeating unit of an ethylenic unsaturated monomer including a carboxyl group and a repeating unit of an ethylenic unsaturated monomer including an alkoxy 4-oxo butanoic acid group. The photosensitive resin composition for a color filter can have residue removing characteristics, and is capable of forming fine pixels and providing a color filter having high resolution.
    Type: Grant
    Filed: March 4, 2010
    Date of Patent: September 11, 2012
    Assignee: Cheil Industries Inc.
    Inventors: Kil-Sung Lee, Jae-Hyun Kim, Chang-Min Lee, Eui-June Jeong
  • Patent number: 8158036
    Abstract: The photosensitive resin composition for a color filter according to one embodiment of the present invention includes (A) a pigment including a repeating unit of the following Formula 1, (B) a binder resin, (C) a photopolymerization initiator, (D) a photopolymerizable monomer, and (E) a solvent: wherein in the above formula, X, m, and n are the same as in the description.
    Type: Grant
    Filed: December 1, 2008
    Date of Patent: April 17, 2012
    Assignee: Cheil Industries Inc.
    Inventors: Chang-Min Lee, Kil-Sung Lee, Jae-Hyun Kim, Eui-June Jeong
  • Publication number: 20120007200
    Abstract: Disclosed is an image sensor including a photo-sensing device, a color filter positioned on the photo-sensing device, a microlens positioned on the color filter, and an insulation layer positioned between the photo-sensing device and the color filter, and including a trench exposing the photo-sensing device and a filler filled in the trench. The filler has light transmittance of about 85% or more at a visible ray region, and a higher refractive index than the insulation layer. A method of manufacturing the image sensor is also provided.
    Type: Application
    Filed: September 20, 2011
    Publication date: January 12, 2012
    Applicant: CHEIL INDUSTRIES INC.
    Inventors: Kil-Sung LEE, Jae-Hyun KIM, Chang-Min LEE, Eui-June JEONG, Min-Soo KIM, Hwan-Sung CHEON, Tu-Won CHANG
  • Publication number: 20110200921
    Abstract: The present invention related to a pigment dispersion composition, a color resist composition including the same, and a color filter fabricated by using the color resist composition. The pigment dispersion composition includes [A] a pigment, [B] a dispersing agent, [C] a cardo-based binder resin, and [D] a solvent.
    Type: Application
    Filed: April 27, 2011
    Publication date: August 18, 2011
    Applicant: CHEIL INDUSTRIES INC.
    Inventors: Chang-Min LEE, Jae-Hyun KIM, Eui-June JEONG, Kil-Sung LEE
  • Publication number: 20110156185
    Abstract: Disclosed is a resin composition for a protective layer of a color filter including an acrylate-based resin including a repeating unit represented by each of Chemical Formulae 1 to 3, a melamine-based resin represented by Chemical Formula 4, a thermal acid generator (TAG), and a solvent.
    Type: Application
    Filed: July 23, 2010
    Publication date: June 30, 2011
    Applicant: CHEIL INDUSTRIES INC.
    Inventors: Se-Young CHOI, Jae-Hyun KIM, Nam-Gwang KIM, Eui-June JEONG, Sang-Kyun KIM, Kwen-Woo HAN, Hyun-Hoo SUNG
  • Publication number: 20110160329
    Abstract: Disclosed is a photosensitive resin composition for a color filter protective layer including a cross-linkable alkali soluble resin including a repeating unit represented by the following Chemical Formula 1, a reactive unsaturated compound, a photopolymerization initiator, and a solvent. In Chemical Formulae 1 to 3, R1 to R6 and A1 to A3 are the same as in the detailed description.
    Type: Application
    Filed: August 26, 2010
    Publication date: June 30, 2011
    Applicant: CHEIL INDUSTRIES INC.
    Inventors: Jae-Hyun KIM, Se-Young CHOI, Nam-Gwang KIM, Eui-June JEONG, Chang-Min LEE
  • Publication number: 20110006386
    Abstract: Disclosed are an organic-inorganic hybrid composition including a fluorene-based monomer, an inorganic particle, an initiator, and a solvent, and an image sensor made using the same. The organic-inorganic hybrid composition can have a high refractive index and excellent transmittance to minimize light loss, and the image sensor produced using the same may transport a greater amount of light to a photodiode. Accordingly, it is possible to accomplish a high resolution image sensor having improved sensitivity.
    Type: Application
    Filed: April 30, 2010
    Publication date: January 13, 2011
    Applicant: CHEIL INDUSTRIES INC.
    Inventors: Chang-Min LEE, Jae-Hyun KIM, Eui-June JEONG, Kil-Sung LEE
  • Patent number: 7851789
    Abstract: The present invention provides a photosensitive resin composition for a pad protective layer that includes (A) an alkali soluble resin, (B) a reactive unsaturated compound, (C) a photoinitiator, and (D) a solvent. The (A) alkali soluble resin includes a copolymer including about 5 to about 50 wt % of a unit having the Chemical Formula 1, about 1 to about 25 wt % of a unit having the Chemical Formula 2, and about 45 to about 90 wt % of a unit having the Chemical Formula 3, and a method of making an image sensor using the photosensitive resin composition.
    Type: Grant
    Filed: December 8, 2008
    Date of Patent: December 14, 2010
    Assignee: Cheil Industries Inc.
    Inventors: Kil-Sung Lee, Jae-Hyun Kim, Chang-Min Lee, Eui-June Jeong, Kwen-Woo Han, O-Bum Kwon, Jung-Sik Choi, Jong-Seob Kim, Tu-Won Chang, Jung-Hyun Cho, Seul-Young Jeong