Patents Assigned to Cheil Industries
  • Patent number: 10647898
    Abstract: Disclosed are an adhesive composition for polarizing plates, a polarizing plate using the same, a method for preparing the same, and an optical member including the same. The adhesive composition includes (A) a (meth)acrylic radical compound, (B) a cationic epoxy compound, (C) a phenoxy resin, and (D) a photoinitiator.
    Type: Grant
    Filed: August 29, 2018
    Date of Patent: May 12, 2020
    Assignee: Cheil Industries, Inc.
    Inventors: Mi Yeon Yu, Tae Hyun Lee, Do Heon Lee, Ik Hwan Cho, In Cheon Han
  • Patent number: 10233350
    Abstract: The present invention relates to a photocurable composition including (A) a photocurable monomer, (B) a monomer of chemical formula 1 or an oligomer thereof and (C) an initiator, a barrier layer including the same and an enveloped device including the same.
    Type: Grant
    Filed: October 31, 2013
    Date of Patent: March 19, 2019
    Assignee: Cheil Industries, Inc.
    Inventors: Chang Min Lee, Seung Jib Choi, Kyoung Jin Ha, Sung Min Ko, Ji Hye Kwon, Seong Ryong Nam, Se Il Oh, Yeon Soo Lee, Ji Yeon Lee
  • Patent number: 10186622
    Abstract: Disclosed herein is a composition for solar cell electrodes. The composition includes a conductive powder, a glass frit, and an organic vehicle, wherein the glass frit is a bismuth oxide-tellurium oxide-zinc oxide-lithium oxide-based glass frit comprising: 5 wt % to 20 wt % of bismuth oxide; 55 wt % to 80 wt % of tellurium oxide; 0.1 wt % to 15 wt % of zinc oxide; and 0.1 wt % to 10 wt % of lithium oxide. Solar cell electrodes formed of the composition have low serial resistance (Rs) and high open voltage (Voc), thus providing high conversion efficiency and good adhesive strength with respect to a ribbon.
    Type: Grant
    Filed: April 20, 2017
    Date of Patent: January 22, 2019
    Assignee: Cheil Industries, Inc.
    Inventors: Young Ki Park, Dong Suk Kim, Min Su Park, Seok Hyun Jung, Min Jae Kim
  • Patent number: 10164128
    Abstract: A composition for solar cell electrodes includes silver powder; a silver alloy (AgX) that includes silver (Ag) and a metal (X), the silver alloy having a eutectic point of about 150° C. to about 900° C.; a glass frit; and an organic vehicle.
    Type: Grant
    Filed: March 26, 2014
    Date of Patent: December 25, 2018
    Assignee: Cheil Industries, Inc.
    Inventors: Sang Hee Park, Tae Joon Kim, Hun Hyu Song
  • Patent number: 10141084
    Abstract: An anisotropic conductive film, the anisotropic conductive film including an insulating layer and a conductive layer laminated on the insulating layer, the conductive layer containing conductive particles, wherein after glass substrates are positioned to face each other on the upper and lower surface of the anisotropic conductive film and are pressed against the anisotropic conductive film at 3 MPa (based on the sample area) and 160° C. (based on the detection temperature of the anisotropic conductive film) for 5 sec, a ratio of the area of the insulating layer to that of the conductive layer is from about 1.3:1 to about 3.0:1.
    Type: Grant
    Filed: March 15, 2013
    Date of Patent: November 27, 2018
    Assignee: Cheil Industries, Inc.
    Inventors: Kyoung Soo Park, Woo Suk Lee, Woo Jun Lim, Kyung Jin Lee, Bong Yong Kim, Jin Seong Park, Dong Seon Uh, Youn Jo Ko, Jang Hyun Cho, Sang Sik Bae, Jin Kyu Kim
  • Patent number: 10050212
    Abstract: Disclosed is an organic optoelectric device, including an anode and a cathode facing each other, an emission layer interposed between the anode and the cathode, a hole transport layer interposed between the anode and the emission layer, and a hole transport auxiliary layer interposed between the hole transport layer and the emission layer. The emission layer includes at least one first compound represented by Chemical Formula 1: The emission layer further includes at least one second compound represented by Chemical Formula 2: The hole transport auxiliary layer includes a third compound represented by Chemical Formula 2, the third compound being the same as or different from the second compound.
    Type: Grant
    Filed: June 12, 2014
    Date of Patent: August 14, 2018
    Assignee: Cheil Industries, Inc.
    Inventors: Pyeong-Seok Cho, Gi-Wook Kang, Eui-Su Kang, Youn-Hwan Kim, Hun Kim, Yong-Tak Yang, Jae-Jin Oh, Eun-Sun Yu, Nam-Heon Lee, Sang-Shin Lee, Han-Ill Lee
  • Patent number: 9921346
    Abstract: Optical films for reducing color shift, and organic light-emitting display apparatuses, employing the same include a first lens pattern layer including a plurality of first grooves, and a second lens pattern layer on the first lens pattern layer having the plurality of first grooves. The second lens pattern layer has a plurality of second grooves crossing the plurality of first grooves. The plurality of first and second grooves are each shaped in the form of a stripe.
    Type: Grant
    Filed: December 23, 2013
    Date of Patent: March 20, 2018
    Assignees: Samsung Electronics Co., Ltd., Cheil Industries, Inc.
    Inventors: You-Min Shin, Hyun-Min Kim, Hong-shik Shim, Young Oh, Chul-Ho Jeong, Eun-Young Cho
  • Patent number: 9893290
    Abstract: A composition includes a first host compound including moieties represented by Chemical Formulae 1 to 3 that are sequentially bonded with each other, and a second host compound including at least one carbazole group with a substituent having hole characteristics,
    Type: Grant
    Filed: December 16, 2013
    Date of Patent: February 13, 2018
    Assignee: Cheil Industries, Inc.
    Inventors: Soo-Hyun Min, Gi-Wook Kang, Dong-Min Kang, Eui-Su Kang, Youn-Hwan Kim, Yong-Tak Yang, Jae-Jin Oh, Nam-Heon Lee, Jin-Hyun Lui, Eun-Sun Yu, Ho-Kuk Jung, Young-Kyoung Jo
  • Patent number: 9887382
    Abstract: The present invention relates to a thermosetting composition for an organic light-emitting element filler, which comprises (A) 100 parts by weight of an epoxy-based resin including (A1) an epoxy resin having a weight average molecular weight of around about 200 g/mol or more to less than about 1000 g/mol, (A2) an epoxy resin having a weight average molecular weight of around about 1000 g/mol or more to less than about 20000 g/mol and (A3) an epoxy resin having a weight average molecular weight of about 20000 g/mol or more to less than about 100000 g/mol, (B) about 10 parts by weight to about 40 parts by weight of a sheet-like filler and (C) about 0.1 parts by weight to about 20 parts by weight of an imidazole curing agent having a cyano group; and an organic light-emitting element display device comprising the same.
    Type: Grant
    Filed: December 27, 2013
    Date of Patent: February 6, 2018
    Assignee: Cheil Industries, Inc.
    Inventors: Mi Sun Kim, Taek Jin Baek, Gyu Seok Song, In Jae Song, Jin Ah Lee, Seung Jib Choi
  • Patent number: 9835892
    Abstract: A protective sheet includes a base layer, an interfacial layer, and a skin layer stacked in order. The base layer includes an aromatic polycarbonate resin, the interfacial layer includes an aliphatic polycarbonate resin; and the skin layer includes a cycloolefin polymer (COP) resin.
    Type: Grant
    Filed: January 29, 2014
    Date of Patent: December 5, 2017
    Assignee: Cheil Industries, Inc.
    Inventors: Bae Wook Lee, Seok Jin Park, Jong Hyuk Eun, Sung Eun Lee, Young Pil Jung, O Yong Jeong
  • Patent number: 9825242
    Abstract: Provided are a compound for an organic optoelectric device represented by Chemical Formula 1, an organic light emitting diode including the same, and a display device including the organic light emitting diode. The structure of the compound for an organic optoelectric device represented by Chemical Formula 1 is described in the specification. The compound for an organic photoelectric device provides an organic light emitting diode having excellent electrochemical and thermal stability and improved life-span characteristics, and high luminous efficiency at a low driving voltage, and the compound for an organic photoelectric device may be appropriate for a solution process.
    Type: Grant
    Filed: August 12, 2013
    Date of Patent: November 21, 2017
    Assignee: Cheil Industries, Inc.
    Inventors: Dong-Min Kang, Hyun-Jung Kim, Chang-Ju Shin, Jong-Woo Won, Nam-Heon Lee, Soo-Young Jeong, Woo-Seok Jeong, Ho-Kuk Jung, Mi-Young Chae
  • Patent number: 9748417
    Abstract: A composition for solar cell electrodes and electrodes fabricated using the same. The composition includes a silver (Ag) powder; a first glass frit containing PbO and a second glass frit containing V2O5 and TeO2; and an organic vehicle. The composition includes two types of glass frits on PbO and V2O5-TeO2, respectively, thereby minimizing contact resistance and adverse influence on a p-n junction of silicon solar cells.
    Type: Grant
    Filed: September 12, 2013
    Date of Patent: August 29, 2017
    Assignee: Cheil Industries, Inc.
    Inventors: Dae Seop Song, Jae Ho Kim, Young Ki Park, Sang Hyun Yang, Young Wook Choi
  • Patent number: 9725389
    Abstract: Disclosed are a monomer for a hardmask composition represented by the following Chemical Formula 1, a hardmask composition including the monomer, and a method of forming a pattern using the same. In Chemical Formula 1, A, A?, L and n are the same as in the detailed description.
    Type: Grant
    Filed: November 29, 2012
    Date of Patent: August 8, 2017
    Assignee: Cheil Industries, Inc.
    Inventors: Yun-Jun Kim, Hwan-Sung Cheon, Youn-Jin Cho, Yong-Woon Yoon, Chung-Heon Lee, Hyo-Young Kwon, Yoo-Jeong Choi
  • Patent number: 9695294
    Abstract: An epoxy resin composition includes: an epoxy resin; a curing agent; a curing accelerator; and an inorganic filler, wherein the curing accelerator includes a 4-valent ammonium salt or a 4-valent phosphonium salt represented by Formula 1, wherein A1 is nitrogen or phosphorus; R1, R2, R3 and R4 are each independently a substituted or unsubstituted C1 to C30 hydrocarbon group, or a substituted or unsubstituted C1 to C30 hydrocarbon group including a hetero atom; X1, X2, X3, X4, X5 and X6 are each independently an oxygen atom (O), a sulfur atom (S), or NH; and Y1, Y2 and Y3 are each independently a substituted or unsubstituted C1 to C30 hydrocarbon group, or a substituted or unsubstituted C1 to C30 hydrocarbon group including a hetero atom.
    Type: Grant
    Filed: December 26, 2013
    Date of Patent: July 4, 2017
    Assignee: Cheil Industries, Inc.
    Inventors: Min Gyum Kim, Seung Han, Hwan Sung Cheon
  • Patent number: 9671688
    Abstract: Disclosed are a monomer represented by the following Chemical Formula 1 for a hardmask composition, a hardmask composition including the monomer, and a method of forming patterns using the same. In the above Chemical Formula 1, A, A?, L, L?, X and n are the same as defined in the specification.
    Type: Grant
    Filed: October 2, 2013
    Date of Patent: June 6, 2017
    Assignee: Cheil Industries, Inc.
    Inventors: Seung-Wook Shin, Yun-Jun Kim, Hea-Jung Kim, Youn-Jin Cho, Yoo-Jeong Choi
  • Patent number: 9665003
    Abstract: A hardmask composition includes a monomer represented by the following Chemical Formula 1, a polymer including a moiety represented by the following Chemical Formula 2, a polymer including a moiety represented by the following Chemical Formula 3, or a combination thereof, and a solvent,
    Type: Grant
    Filed: April 28, 2014
    Date of Patent: May 30, 2017
    Assignee: Cheil Industries, Inc.
    Inventors: Yoo-Jeong Choi, Yun-Jun Kim, Go-Un Kim, Young-Min Kim, Hea-Jung Kim, Joon-Young Moon, Yo-Choul Park, Yu-Shin Park, You-Jung Park, Hyun-Ji Song, Seung-Wook Shin, Yong-Woon Yoon, Chung-Heon Lee, Seung-Hee Hong
  • Patent number: 9657143
    Abstract: Disclosed are a curable polysiloxane composition for an optical device includes at least one of a first siloxane compound represented by the following Chemical Formula 1, at least one of a second siloxane compound having silicon-bonded hydrogen (Si—H) at the terminal end, and at least one of a third siloxane compound having a silicon-bonded alkenyl group (Si-Vi) at the terminal end, an encapsulant obtained by curing the curable polysiloxane composition for an optical device, and an optical device including the encapsulant. (R1R2R3SiO1/2)M1(R4R5SiO2/2)D1(R6R7SiO2/2)D2(R8SiO2/2—Y1—SiO2/2R9)D3(R10SiO3/2)T1(R11SiO3/2)T2(R12SiO3/2)T3(SiO3/2—Y2—SiO3/2)T4(SiO4/2)Q1??[Chemical Formula 1] In the above Chemical Formula 1, R1 to R12, Y1, Y2, M1, D1, D2, D3, T1, T2, T3, T4 and Q1 are the same as defined in the specification.
    Type: Grant
    Filed: December 24, 2013
    Date of Patent: May 23, 2017
    Assignee: Cheil Industries, Inc.
    Inventors: Young-Ho Kim, Sang-Ran Koh, Woo-Han Kim, Hong-Jung Yoo, Eun-Seon Lee, Ha-Neul Kim, Yun-Hee Baek, Doo-Ri Song, Dong-Ju Shin, Chi-Won An
  • Patent number: 9640674
    Abstract: Disclosed herein is a composition for solar cell electrodes. The composition includes a conductive powder, a glass frit, and an organic vehicle, wherein the glass frit is a bismuth oxide-tellurium oxide-zinc oxide-lithium oxide-based glass frit comprising: 5 wt % to 20 wt % of bismuth oxide; 55 wt % to 80 wt % of tellurium oxide; 0.1 wt % to 15 wt % of zinc oxide; and 0.1 wt % to 10 wt % of lithium oxide. Solar cell electrodes formed of the composition have low serial resistance (Rs) and high open voltage (Voc), thus providing high conversion efficiency and good adhesive strength with respect to a ribbon.
    Type: Grant
    Filed: March 20, 2013
    Date of Patent: May 2, 2017
    Assignee: Cheil Industries, Inc.
    Inventors: Young Ki Park, Dong Suk Kim, Min Su Park, Seok Hyun Jung, Min Jae Kim
  • Patent number: 9634311
    Abstract: A separator includes a coating layer, the coating layer containing a polyvinylidene fluoride homopolymer, a polyvinylidene fluoride-hexafluoropropylene copolymer, a solvent, and inorganic particles, the solvent being present in an amount of about 100 ppm or less in the coating layer.
    Type: Grant
    Filed: February 27, 2013
    Date of Patent: April 25, 2017
    Assignee: Cheil Industries, Inc.
    Inventors: Ki Chul Hong, Myung Kook Park, Jin Kyu Park, Jun Ho Chung
  • Patent number: 9625624
    Abstract: Provided is a color improving film comprising a base layer, a high refractive light diffusion layer including an organic light diffuser on the base layer, a high refractive resin layer on the high refractive light diffusion layer, and a low refractive resin layer in which a lenticular lens pattern is formed on the high refractive resin layer, wherein the organic light diffuser comprises particles coated with a black pigment and non-coated particles, and wherein the lenticular lens pattern is formed on a surface of the low refractive resin layer facing the high refractive resin layer. According to the color improving film, a change in color sensitivity according to an angle of view is small, an external light reflectivity is low, and a light transmittivity and a light diffusibility are substantially improved. Also, the method of preparing the color improving film has excellent processiblity and economic efficiency.
    Type: Grant
    Filed: May 30, 2014
    Date of Patent: April 18, 2017
    Assignees: Samsung Electronics Co., Ltd., Cheil Industries Inc.
    Inventors: Young Oh, Hyun-min Kim, Young-hyun Ju, Seung-man Choi, You-min Shin, Hong-shik Shim, Chul-ho Jeong, Eun-young Cho