Abstract: Provided are a color display film, a method for manufacturing the same, and a display apparatus including the color display film. The color display film includes a base material layer, a high-refractive light diffusion layer including a light diffuser, a high-refractive resin layer, and a low-refractive resin layer on which an optical pattern is formed. The method for manufacturing a color display film includes forming a high-refractive light diffusion layer by coating a resin comprising a diffuser on one surface of a base material layer and hardening the resin, forming a high-refractive resin layer, in which optical patterns are formed, on one surface of the high-refractive light diffusion layer, and forming a low-refractive resin layer having optical patterns formed on one surface thereof by coating a low-refractive transparent resin on a surface of the high-refractive resin layer in which the optical patterns are formed and hardening the resin.
Abstract: An adhesive film, an adhesive composition for the same, and a display apparatus including the same. The adhesive film includes a urethane functional group, has a glass transition temperature (Tg) of about 30° C. or less, a loss modulus of about 4×104 dyn/cm2 to about 8×104 dyn/cm2 upon frequency sweep testing under conditions of a strain of 3%, 60° C. and 1 rad/s, and tan ? of about 0.2 to 0.55 upon frequency sweep testing under conditions of a strain of 3%, 60° C. and 1 rad/s.
Type:
Grant
Filed:
December 26, 2013
Date of Patent:
May 24, 2016
Assignee:
CHEIL INDUSTRIES INC.
Inventors:
Lee June Kim, Ki Yong Kim, Jee Hee Kim, Chan Woo Kim, Sung Hyun Mun, Ik Hwan Cho, In Cheon Han
Abstract: Provided are a color display film and a method for manufacturing the same, and a display apparatus. The color display film includes a base material layer, a high-refractive resin layer on which an optical pattern is formed, and a low-refractive light diffusion layer including a light diffuser in a stacked configuration. The optical pattern is formed in one surface of the high-refractive resin layer facing the low-refractive light diffusion layer. The method of manufacturing a color display film includes forming a high-refractive resin layer by coating a high-refractive transparent resin on one surface of a base material layer and forming an imprinted optical pattern on the coated high-refractive transparent resin, forming a low-refractive light diffusion layer by dispersing a light diffuser into a low-refractive transparent resin, and bonding one surface of the low-refractive light diffusion layer on a surface on which the optical pattern is formed.
Abstract: Optical films, and organic light-emitting display devices employing the same, include a high refractive index pattern layer including a lens pattern region and a non-pattern region alternately formed, wherein the lens pattern region includes a plurality of grooves each having a depth larger than a width thereof, and the non-pattern region has no pattern; and a low refractive index pattern layer formed of a material having a refractive index smaller than a refractive index of the high refractive index pattern layer, wherein the low refractive index pattern includes a plurality of filling portions filling the plurality of grooves.
Type:
Grant
Filed:
January 17, 2014
Date of Patent:
May 17, 2016
Assignees:
Samsung Electronics Co., Ltd., Cheil Industries, Inc.
Inventors:
Hong-shik Shim, Eun-Young Cho, Hyun-Min Kim, You-Min Shin, Young Oh, Chul-Ho Jeong
Abstract: The present invention relates to an environmentally friendly flame-retardant polycarbonate resin composition having scratch resistance, which includes a specific (meth)acrylic flame-retardant copolymer to improve flame retardancy and scratch resistance.
Type:
Grant
Filed:
June 11, 2013
Date of Patent:
May 17, 2016
Assignee:
Cheil Industries Inc.
Inventors:
Jin Hwa Chung, Ja Kwan Koo, Joo Hyun Jang, Yong Hee Kang, Kee Hae Kwon, Kwang Soo Park, Man Suk Kim, Jin Seong Lee
Abstract: Artificial marble having a transparent amorphous pattern includes a base or matrix material portion and a transparent pattern portion. The pattern portion has a specific gravity or about 1.60 or more and is formed by hardening or curing a resin composition comprising a binder selected from halogenated urethane acrylates, halogenated epoxy acrylates and combinations thereof and an acrylic polymerizable monomer.
Type:
Grant
Filed:
June 22, 2012
Date of Patent:
May 17, 2016
Assignee:
Cheil Industries Inc.
Inventors:
Dong Hee Kim, Eung Seo Park, Chang Ho Son
Abstract: The present invention relates to an acrylonitrile-styrene-acrylate (ASA) graft copolymer having a core-shell structure, and a method for manufacturing the same, wherein the core of the ASA graft copolymer is a multi-core rubber copolymer in which alkyl acrylate monomers are sequentially polymerized, and the shell is formed by graft-polymerizing a styrene-based monomer and an acrylonitrile-based monomer with the core. The ASA graft copolymer resin is manufactured by the steps of manufacturing the multi-core rubber polymer latex by sequentially polymerizing the alkyl acrylate monomers; and forming a shell layer by graft-polymerizing the styrene-based monomer and the acrylonitrile-based monomer with the multi-core rubber polymer. The ASA resin composition according to the present invention has excellent impact resistance, weather resistance, and dyeability properties.
Type:
Grant
Filed:
December 13, 2012
Date of Patent:
May 17, 2016
Assignee:
Cheil Industries Inc.
Inventors:
Jun Hwan Ahn, Sung Il Myung, Il Jin Kim
Abstract: Disclosed herein are a thermoplastic resin composition and a molded article produced therefrom. The thermoplastic resin composition includes a thermoplastic resin, an inorganic filler, and a maleic anhydride (MAH)-grafted rubber, and has a coefficient of linear expansion from about 20×10?6 cm/cm° C. to about 35×10?6 cm/cm° C., as measured in accordance with ASTM D696. The thermoplastic resin composition can exhibit low shrinkage, excellent impact resistance and excellent flexural modulus and can have a good balance therebetween.
Type:
Grant
Filed:
June 19, 2014
Date of Patent:
May 17, 2016
Assignee:
Cheil Industries Inc.
Inventors:
Dong In Ha, Dong Min Park, Seung Shik Shin, Kyuong Sik Chin
Abstract: The present invention relates to a phthalocyanine compound represented by Formula 1, a dye including the same, a photosensitive resin composition including the same, and a color filter prepared using the same. In Formula 1, Z1 to Z16 and M1 are the same as defined in the specification, wherein 1 to 8 of Z1 to Z16 are substituted with one of Formulae 2 to 5, as also defined in the specification. The phthalocyanine compound can have high luminance, high contrast, and excellent heat resistance.
Abstract: Disclosed herein is a thermoplastic resin composition, which includes a polycarbonate resin; and a rubber-reinforced vinyl copolymer, wherein the rubber-reinforced vinyl copolymer comprises a matrix including a branched vinyl copolymer which is a polymer of a monomer mixture including an alkyl (meth)acrylate and a reactive monomer, and a dispersed rubbery polymer in the matrix. The thermoplastic resin composition can exhibit excellent impact resistance and/or flowability.
Type:
Grant
Filed:
April 11, 2014
Date of Patent:
May 10, 2016
Assignee:
Cheil Industries Inc.
Inventors:
Dong Kil Choi, Pil Ho Kim, Seung Shik Shin
Abstract: Disclosed are a photosensitive resin composition including (A) a thermally curing initiator having a half-life of about one hour at a temperature ranging from about 100 to about 150° C.; (B) a photopolymerization initiator; (C) a binder resin; (D) a photopolymerizable compound; (E) a colorant; and (F) a solvent, and a black spacer using the same.
Abstract: Disclosed are a positive photosensitive resin composition including (A) a polybenzoxazole precursor including a functional group at a terminal end thereof, wherein the functional group is dissociated by light of about 400 nm to about 550 nm wavelength region and is acidified; (B) a photosensitive diazoquinone compound; and (C) a solvent, and a photosensitive resin film and a display device using the same.
Type:
Grant
Filed:
May 21, 2014
Date of Patent:
May 3, 2016
Assignee:
Cheil Industries Inc.
Inventors:
Ran Namgung, Hyo-Young Kwon, Hwan-Sung Cheon
Abstract: A polyamide resin composition includes (A) a semi-aromatic polyamide resin including a dicarboxylic acid unit including about 40 to about 100 mol % of an aromatic dicarboxylic acid unit, and an aliphatic diamine unit; (B) a glass fiber, and optionally (C) a heat stabilizer including copper halide and/or alkali metal halide, where a content of a terminal carboxyl group [COOH] and a content of a terminal amino group [NH2] of a molecular chain in the semi-aromatic polyamide resin (A) satisfy the following conditions: [COOH]>37 ?eq/g; [NH2]>80 ?eq/g; and, [NH2]/[COOH]>1.
Type:
Grant
Filed:
December 20, 2013
Date of Patent:
April 26, 2016
Assignee:
Cheil Industries Inc.
Inventors:
Jae-Youp Chung, Jung-Hun Lee, Do-Hoon Chang, Chang-Min Hong
Abstract: A silane compound is represented by Formula 1: wherein each R1 is independently a single bond, an ether group, a carbonyl group, a thioether group, a sulfone group, or a substituted or unsubstituted C1 to C20 hydrocarbon group, R2 and R3 are each independently a substituted or unsubstituted C1 to C20 hydrocarbon group, each R4 is independently hydrogen or a C1 to C5 hydrocarbon group, each X is independently halogen, a hydroxyl group, C1 to C20 alkoxy, or C6 to C20 aryloxy, each Y is independently a single bond, an amide group, a thioester group, a hydroxyethylene group, a carbonyl group, an aromatic group or an ester group, a and b are each independently an integer from 1 to 3, a+b is 4, no is an integer from 0 to 5, n is an integer from 5 to 50, and p and q are each independently an integer from 0 to 4.
Type:
Grant
Filed:
February 3, 2015
Date of Patent:
April 26, 2016
Assignee:
Cheil Industries Inc.
Inventors:
Su Hak Bae, Sung Hee Ahn, Hyun Joo Han, Ha Na Ra, Hyun Ho Lee
Abstract: A polyamide ester resin is a polymer of: a dicarboxylic acid; a diamine; and a linear aliphatic diol, wherein, based on a total amount of the diamine and the linear aliphatic diol, the diamine is present in an amount of about 75 mol % to about 99 mol % and the linear aliphatic diol is present in an amount of about 1 mol % to about 25 mol %, and wherein the polyamide ester resin has a melting point (Tm) from about 280° C. to about 320° C. and a crystallization temperature (Tc) from about 260° C. to about 290° C. The polyamide ester resin can exhibit excellent heat resistance, discoloration resistance, and moldability.
Type:
Grant
Filed:
December 12, 2013
Date of Patent:
April 19, 2016
Assignee:
Cheil Industries Inc.
Inventors:
Eun Ju Lee, So Young Kwon, Joon Sung Kim, Sang Kyun Im, Sung Chul Choi, Ki Yon Lee, Suk Min Jun
Abstract: An adhesive composition, an optical member, a surface protective film, and an adhesive sheet, the adhesive composition including 100 parts by weight of a (meth)acrylic copolymer having a weight average molecular weight of about 100,000 to about 2,000,000 g/mol; about 0.01 to about 5 parts by weight of a peroxide crosslinking agent; and about 0.001 to about 5 parts by weight of a carbodiimide.
Abstract: A semiconductor device is bonded by an anisotropic conductive film composition. The anisotropic conductive film composition includes an ethylene-vinyl acetate copolymer, a polyurethane resin, and organic fine particles. The anisotropic conductive film composition has a melt viscosity of about 2,000 to about 8,000 Pa·s at 80° C.
Type:
Grant
Filed:
December 13, 2012
Date of Patent:
March 29, 2016
Assignee:
CHEIL INDUSTRIES, INC.
Inventors:
Kyoung Hun Shin, Do Hyun Park, Hyun Joo Seo, Young Ju Shin, Kang Bae Yoon
Abstract: The present invention relates to a compound represented by Formula 1, wherein in Formula 1, each of R1 to R7 is the same as defined in the specification, a photosensitive resin composition comprising the same, and a color filter prepared using the same. The color filter can realize high contrast and high brightness.
Type:
Grant
Filed:
June 18, 2014
Date of Patent:
March 29, 2016
Assignee:
Cheil Industries Inc.
Inventors:
Myoung Youp Shin, Won Jung Kim, Hwan Sung Cheon, Eui Soo Jeong
Abstract: An optical member, an optical adhesive, and a display apparatus, the optical member including a transparent conductive film; an optical adhesive layer on the transparent conductive film; and a polarizer plate stacked on the optical adhesive layer, wherein a surface resistance difference Rs2?Rs1 of a specimen including the optical adhesive layer is less than about 0.2?, the specimen being prepared by manufacturing the polarizer plate having the optical adhesive layer thereon and stacking two transparent conductive films on opposite upper sides of the optical adhesive layer, where Rs1 is an initial surface resistance of the specimen and Rs2 is a surface resistance of the specimen kept at 70° C. and 95% RH for 48 hours.
Type:
Grant
Filed:
December 3, 2012
Date of Patent:
March 29, 2016
Assignee:
CHEIL INDUSTRIES, INC.
Inventors:
Woo Jin Jeong, Da Hee Lee, Yi Eun Kim, Yoo Jin Suh