Patents Assigned to CHEIL INDUSTRY, INC.
  • Liquid Crystal Alignment Agent, Liquid Crystal Alignment Film Manufactured Using the Same, and Liquid Crystal Display Device Including the Liquid Crystal Alignment Film
    Publication number: 20120287390
    Abstract: Disclosed is a liquid crystal alignment agent that includes a polymer comprising polyamic acid including a structural unit represented by the following Chemical Formula 1, polyimide including a structural unit represented by the following Chemical Formula 2, or a combination thereof. In Chemical Formulas 1 and 2, each X1, X2, Y1 and Y2 is the same as in the detailed description.
    Type: Application
    Filed: January 19, 2012
    Publication date: November 15, 2012
    Applicant: CHEIL INDUSTRIES INC.
    Inventors: Eun-Ha KIM, Jae-Deuk YANG, Yong-Sik YOO, Myoung-Youp SHIN, Guk-Pyo JO
  • Diffusing film having micro lens pattern and embossed pattern
    Patent number: 8310759
    Abstract: A diffusing film may have a microlens pattern and an embossed pattern on the surface thereof. The diffusing film includes a light entrance plane for receiving incident light, a light exit plane opposite the light entrance plane, the light exit plane for transmitting light, a plurality of microlenses on a surface of the light exit plane of the diffusing film, microlenses of the plurality of microlenses being spaced apart from one another, and a separation plane between the plurality of microlenses, the separation plane having an embossed pattern on a surface thereof.
    Type: Grant
    Filed: March 17, 2011
    Date of Patent: November 13, 2012
    Assignee: Cheil Industries, Inc.
    Inventors: Jin Woo Lee, Gyu Chan Cho, Jong Kwan Kim, Jae Goo Doh
  • Multi-function tape for a semiconductor package and method of manufacturing a semiconductor device using the same
    Patent number: 8309219
    Abstract: A multifunction tape for a semiconductor package and configured to bond to a device-formed side of a semiconductor substrate having a plurality of devices thereon while performing a process of grinding a side of the semiconductor substrate opposite to the device-formed side and a process of dicing the semiconductor substrate into individual chips with a dicing tape having a UV-curable adhesive layer bonded to the ground side of the semiconductor substrate, the multifunction tape being bonded to the individual chips while the individual chips, separated from each other by the dicing process, are picked up and die-attached and a method of manufacturing a semiconductor device using the same, the multifunction tape including a base film; a UV-curable adhesive layer on one side of the base film; and first and second bonding layers on the adhesive layer.
    Type: Grant
    Filed: September 14, 2010
    Date of Patent: November 13, 2012
    Assignee: Cheil Industries, Inc.
    Inventors: Yong Ha Hwang, Jae Hyun Cho, Gyu Seok Song, Chang Beom Chung
  • Chemical Mechanical Polishing Slurry Compositions and Polishing Method Using the Same
    Publication number: 20120282775
    Abstract: Disclosed herein is a CMP slurry composition. The CMP slurry composition includes cerium oxide particles, an adsorbent for adsorbing the cerium oxide particles to a polishing pad, an adsorption adjusting agent for adjusting adsorption performance of the adsorbent, and a pH adjusting agent. The CMP slurry composition may improve polishing efficiency of a patterned oxide layer and lifespan of a diamond disc conditioner.
    Type: Application
    Filed: June 27, 2012
    Publication date: November 8, 2012
    Applicant: CHEIL INDUSTRIES INC.
    Inventors: Tai Young KIM, Byoung Ho CHOI, Chang Ki HONG, Hyung Soo KIM
  • Photosensitive resin composition for color filter and color filter using same
    Patent number: 8303862
    Abstract: Disclosed are a photosensitive resin composition for a color filter and a color filter including the same. The photosensitive resin composition for a color filter may include (A) an acrylic-based copolymer including a structural unit represented by the following Chemical Formula 1 and a structural unit represented by the following Chemical Formula 2, wherein the substituents of Chemical Formula 1 and Chemical Formula 2 are the same as defined in the specification; (B) an acrylic-based photopolymerizable monomer; (C) a photopolymerization initiator; (D) a pigment; and (E) a solvent.
    Type: Grant
    Filed: September 21, 2011
    Date of Patent: November 6, 2012
    Assignee: Cheil Industries Inc.
    Inventors: Chang-Min Lee, Kil-Sung Lee, Jae-Hyun Kim, Jun-Seok Kim, Sang-Won Cho, Gyu-Seok Han
  • One-solution type thermosetting composition for protective film of color filter, and color filter using same
    Patent number: 8304034
    Abstract: The present invention relates to one-solution type thermosetting resin composition for a protective film of a color filter, and a color filter including the same. The one-solution type thermosetting resin composition includes a copolymer (A) including (meth)acrylate with an epoxy cyclic structure at the side chain, (meth)acrylate with a hydroxyl terminal, acid anhydride, and maleimide with a substituent; an epoxy resin (B); a base-generating agent (C); and an organic solvent (D). When a protective film of a color filter is prepared by using the one-solution type thermosetting resin composition according to the present invention, it has excellent storage stability as well as excellent flatness, close-contacting property, transmission properties, heat resistance, and chemical resistance.
    Type: Grant
    Filed: December 31, 2007
    Date of Patent: November 6, 2012
    Assignee: Cheil Industries Inc.
    Inventors: Hyun-Moo Choi, O-Bum Kwon, Sun-Yul Lee
  • Optical film for suppressing near infrared ray transmittance and display filter using the same
    Patent number: 8303859
    Abstract: An optical film includes a near-infrared absorbing layer, the near-infrared absorbing layer containing at least one colorant having a maximum absorption wavelength in the range of 900 nm to 1,100 nm, and a transparent copolymer resin containing fine rubber particles.
    Type: Grant
    Filed: June 23, 2010
    Date of Patent: November 6, 2012
    Assignee: Cheil Industries, Inc.
    Inventors: Young Kwon Koo, Byoung Hoo Lee, Kyoung Ku Kang
  • Polycarbonate resin composition with improved scratch resistance and melt flow index
    Patent number: 8304494
    Abstract: A polycarbonate resin composition of the present invention comprises about 40 to about 99% by weight of a polycarbonate resin (A), about 1 to about 60% by weight of an acrylic copolymer (B) having a high refractive index and a flexible structure, and about 0 to about 60% by weight of acrylic resin (C). A polycarbonate resin composition of the present invention can have excellent transparency and scratch resistance without requiring extra compatibilizers by including an acrylic copolymer having a high refractive index and a flexible structure with the polycarbonate resin.
    Type: Grant
    Filed: December 21, 2009
    Date of Patent: November 6, 2012
    Assignee: Cheil Industries Inc.
    Inventors: Sang Ki Park, Kee Hae Kown, Jin Hwa Chung, Jin Hwan Choi, Yun Kyu Lee
  • COMPOSITION FOR ORGANIC PHOTOELECTRIC DEVICE, ORGANIC PHOTOELECTRIC DEVICE USING THE SAME, AND DISPLAY DEVICE INCLUDING THE SAME
    Publication number: 20120273764
    Abstract: A composition for an organic photoelectric device, the composition including a first host compound including substituents represented by the following Chemical Formulas 1 to 3 sequentially combined; and a second host compound represented by the following Chemical Formula 4,
    Type: Application
    Filed: May 3, 2012
    Publication date: November 1, 2012
    Applicant: CHEIL INDUSTRIES, INC.
    Inventors: Eun-Sun YU, Hyung-Sun KIM, Ho-Jae LEE, Eui-Su KANG, Young-Sung PARK, Mi-Young CHAE, Young-Hoon Kim, Ja-Hyun KIM
  • Organosilane polymer with improved gap-filling property for semiconductor device and coating composition using the same
    Patent number: 8299197
    Abstract: A polymer for gap-filling in a semiconductor device, the polymer being prepared by polycondensation of hydrolysates of the compound represented by Formula 1, the compound represented by Formula 2, and one or more compounds represented by Formulae 3 and 4: [RO]3Si—[CH2]n—Si[OR]3??(1) wherein n is from 0 to 2 and each R is independently a C1-C6 alkyl group; [RO]3Si—[CH2]nX??(2) wherein X is a C6-C12 aryl group, n is from 0 to 2, and R is a C1-C6 alkyl group; [RO]3Si—R???(3) wherein R and R? are independently a C1-C6 alkyl group; and [RO]3Si—H??(4) wherein R is a C1-C6 alkyl group.
    Type: Grant
    Filed: March 8, 2010
    Date of Patent: October 30, 2012
    Assignee: Cheil Industries, Inc.
    Inventors: Chang Soo Woo, Hyun Hoo Sung, Jin Hee Bae, Dong Seon Uh, Jong Seob Kim
  • Photosensitive resin composition and light blocking layer using the same
    Patent number: 8298454
    Abstract: Disclosed are a photosensitive resin composition and a light blocking layer using the same. The photosensitive resin composition includes (A) a cardo-based monomer represented by the following Chemical Formula 1 or 2, wherein the substituents of Chemical Formula 1 and Chemical Formula 2 are the same as defined in the detailed description, (B) a cardo-based resin, (C) a reactive unsaturated compound, (D) a pigment, (E) an initiator, and (F) a solvent.
    Type: Grant
    Filed: September 23, 2011
    Date of Patent: October 30, 2012
    Assignee: Cheil Industries Inc.
    Inventors: Chang-Min Lee, Jun-Seok Kim, Kil-Sung Lee, Min-Sung Kim
  • Thermoplastic Resin Composition and Molded Product Using Same
    Publication number: 20120270965
    Abstract: Provided are a thermoplastic resin composition including (A) a core-shell structured copolymer including a shell polymerized from at least an acrylic-based compound, (B) an acrylic-based polymer polymerized from at least an acryl-based monomer, and (C) a surface-controlling agent, and a molded product using the same.
    Type: Application
    Filed: June 28, 2012
    Publication date: October 25, 2012
    Applicant: CHEIL INDUSTRIES INC.
    Inventors: In-Chol KIM, Doo-Han HA, Tae-Woog JANG, Dong-Hui CHU
  • Thermoplastic Resin Composition and Molded Product Using the Same
    Publication number: 20120270988
    Abstract: Provided are a thermoplastic resin composition including a thermoplastic resin and an amorphous sheet-shaped metal particle having a ratio of thickness relative to long diameter of about 1:20 to about 1:1, and a molded product using the same.
    Type: Application
    Filed: June 28, 2012
    Publication date: October 25, 2012
    Applicant: Cheil Industries Inc.
    Inventors: Hyung-Tak Lee, Doo-Han Ha, Jin-Kyung Cho, Young-Chul Kwon
  • Acrylic Resin Having Excellent Transparency, Fluidity and Scratch-Resistance
    Publication number: 20120271022
    Abstract: An acrylic resin that can have excellent transparency, flowability and scratch-resistance property is prepared by polymerizing a monomer mixture comprising about 10 to about 25% by weight of (meth)acrylic acid alkyl ester monomer, about 50 to about 80% by weight of aromatic vinyl compound, and about 10 to about 25% by weight of vinyl cyanide compound.
    Type: Application
    Filed: June 27, 2012
    Publication date: October 25, 2012
    Applicant: CHEIL INDUSTRIES INC.
    Inventors: Don Keun Lee, Yu Ho Kim
  • Polycarbonate-polysiloxane copolymer resin composition with high impact strength at low temperature and mechanical strength and method for preparing the same
    Patent number: 8293839
    Abstract: Disclosed herein is a polycarbonate-polysiloxane copolymer resin composition comprising: (A) about 100 parts by weight of a thermoplastic polycarbonate resin; and (B) about 0.1 to about 30 parts by weight of an organo-siloxane polymer having an epoxy group. The polycarbonate-polysiloxane copolymer resin composition has high impact strength at low temperature and high mechanical strength.
    Type: Grant
    Filed: June 16, 2009
    Date of Patent: October 23, 2012
    Assignee: Cheil Industries Inc.
    Inventors: Bo Young Kim, Jong Cheol Lim, Tae Gon Kang
  • Photosensitive resin composition for color filter and color filter using the same
    Patent number: 8293149
    Abstract: Disclosed are a photosensitive resin composition for a color filter and a color filter using the same. The photosensitive resin composition for a color filter may include (A) a copolymer including a structural unit represented by the following Chemical Formula 1, wherein the substituents of Chemical Formula 1 are the same as defined in the specification; (B) an acrylic-based photopolymerizable monomer; (C) a photopolymerization initiator; (D) a pigment; and (E) a solvent.
    Type: Grant
    Filed: July 26, 2011
    Date of Patent: October 23, 2012
    Assignee: Cheil Industries Inc.
    Inventors: Chang-Min Lee, Jun-Seok Kim, Kil-Sung Lee
  • Thermoplastic Resin Composition and Molded Product Using Same
    Publication number: 20120264882
    Abstract: Provided are a thermoplastic resin composition that includes (A) about 60 to about 95 wt % of a base resin including (A-1) polyalkyl(meth)acrylate resin and (A-2) a vinyl-based copolymer; and (B) about 5 to about 40 wt % of a core-shell structured copolymer including a polymer of at least two compounds selected from an aromatic vinyl compound, a vinyl cyanide compound, and an acrylic-based compound, grafted on a rubbery polymer, and a molded product using the same.
    Type: Application
    Filed: June 28, 2012
    Publication date: October 18, 2012
    Applicant: CHEIL INDUSTRIES INC.
    Inventors: Dong-Hui CHU, Doo-Han HA, In-Chol KIM, Sung-Hun JIN
  • Thermoplastic Resin Composition and Molded Product Using the Same
    Publication number: 20120264869
    Abstract: Provided are a thermoplastic resin composition including a thermoplastic resin and a metal particle obtained by punching that has a ratio of thickness relative to long diameter of about 1:7 to about 1:1, and a molded product using the same.
    Type: Application
    Filed: June 28, 2012
    Publication date: October 18, 2012
    Applicant: Cheil Industries Inc.
    Inventors: Hyung-Tak LEE, Doo-Han HA, Jin-Kyung CHO, Young-Chul KWON
  • Silicone-Based Impact Modifier Including a Graft Copolymer Having a Core-Shell Structure and Thermoplastic Resin Composition Including the Same
    Publication number: 20120264871
    Abstract: A silicone-based impact modifier including a core-shell graft copolymer is disclosed. The silicone-based impact modifier includes a core made of a silicone-based rubber and alkyl acrylate and a shell made from an inorganic acrylate compound. Also disclosed is a thermoplastic resin composition including the silicone-based impact modifier.
    Type: Application
    Filed: June 26, 2012
    Publication date: October 18, 2012
    Applicant: CHEIL INDUSTRIES INC.
    Inventors: Hyung Rang Moon, Ju Sung Kim, Yun Kyu Lee, Yu Ho Kim, Il Jin Kim, Kee Hae Kwon, Han Su Lee, Mi Sun Kim, Ki Bo Chang
  • Adhesive composition and optical member using the same
    Patent number: 8288450
    Abstract: An adhesive composition and an optical member, the adhesive composition including 100 parts by weight of a polymer prepared by polymerization of (meth)acrylic ester containing monomers; 0.01 to about 3 parts by weight of an antistatic agent containing an ionic compound and/or a lithium salt; 0 to about 1 part by weight of a silane coupling agent; and about 3 to about 20 parts by weight of a benzotriazole group containing compound; and about 0.05 to about 5 parts by weight of a cross-linking agent, or about 3 to about 30 parts by weight of a multifunctional (meth)acrylate monomer, and 0 to about 5 parts by weight of an active energy-ray initiator.
    Type: Grant
    Filed: June 13, 2011
    Date of Patent: October 16, 2012
    Assignee: Cheil Industries, Inc.
    Inventors: Cheong Hun Song, Hiroshi Ogawa, Tatsuhiro Suwa