Displaying Color Change Patents (Class 252/586)
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Patent number: 9815843Abstract: A compound represented by Chemical Formula 1 wherein each substituent is the same as defined in the specification, a photosensitive resin composition including the same, and a color filter manufactured using the photosensitive resin composition are provided.Type: GrantFiled: September 15, 2016Date of Patent: November 14, 2017Assignee: Samsung SDI Co., Ltd.Inventors: Chae Won Pak, Hye Won Seo, Myoung Youp Shin, Eui Soo Jeong, Seung Jib Choi
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Patent number: 9765015Abstract: Additives for electrophoretic media comprising esters of branched polyols and fatty acids, such as esters of pentaerythritol propoxylate (5/4 PO/OH) and stearic acid. The fatty acids may be saturated or unsaturated, branched or unbranched. In some embodiments, the fatty acids are perfluorinated, or partially fluorinated. In some embodiments, the branched polyol will include oligomers of polypropylene oxide or polyethylene oxide. When the additives are included in an electrophoretic medium in a display, the resulting display has an improved contrast ratio and reducing ghosting.Type: GrantFiled: January 11, 2017Date of Patent: September 19, 2017Assignee: E INK CALIFORNIA, LLCInventors: Lin Shao, Haiyan Gu, Vladimir Sofiyev, Ming Wang
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Patent number: 9753368Abstract: A photosensitive resin composition, a photosensitive resin film, and a color filter, the composition including a binder resin; a dye consisting of a cation and an anion; a photopolymerizable compound; a photopolymerization initiator, and a solvent, wherein the dye is included in an amount of about 15 wt % to about 40 wt % based on a total weight of a photosensitive resin composition, and wherein the cation is represented by Chemical Formula 1:Type: GrantFiled: September 20, 2016Date of Patent: September 5, 2017Assignee: SAMSUNG SDI CO., LTD.Inventors: Sohyun Kim, Jaeyoung Kwon, Sundae Kim, Jieun Kim, Kwangwon Seo, Seungjib Choi, Eunjeong Choi, Gyuseok Han
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Patent number: 9732230Abstract: A composite oxide black pigment has characteristics to absorb visible rays and near infrared rays, and is composed of an oxide of main constituent metals including copper, manganese and iron. In a wavelength region of 400 to 1,000 nm, the composite oxide black pigment has a minimum wavelength, at which a transmittance becomes minimum, in a wavelength region of 600 to 800 nm, a molar ratio of manganese/iron is 3/1 to 30/1, and a molar ratio of copper/(manganese+iron) is 1/2 to 1.2/2. Its sole use makes it possible to obtain a transparent vivid bluish, neutral gray color, and also to maximize an absorption in a near infrared region. It is, therefore, excellent in near infrared absorption characteristics.Type: GrantFiled: March 29, 2013Date of Patent: August 15, 2017Assignee: DAINICHISEIKA COLOR & CHEMICALS MFG. CO., LTD.Inventors: Akira Nishio, Toru Kawakami, Kenichi Yamane
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Patent number: 9720319Abstract: Provided are a colored composition having excellent heat resistance, excellent solvent resistance, and an excellent voltage holding ratio; a cured film; a color filter; a method for manufacturing a color filter; a solid-state imaging element; an image display device; and a compound. The colored composition includes a colorant comprising a repeating unit having a triarylmethane structure containing a cation, and a counter anion, and a polymerizable compound.Type: GrantFiled: March 29, 2016Date of Patent: August 1, 2017Assignee: FUJIFILM CorporationInventors: Akinori Fujita, Satoshi Higuchi, Takashi Katoh, Yasuhiro Ishiwata, Koutaro Okabe
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Patent number: 9663398Abstract: Provided is a photochromic substance that has lower toxicity, exhibits good sensitivity in a visible light region, changes color deeply, has slow speed of color fading, has chemical and thermal stability, and has good durability. The photochromic substance has a composition represented by the formula: Ba(a-b)CabMgcSidOe:FefMgM?h where 1.8?a?2.2, 0?b?0.1, 1.4?c?3.5, 1.8?d?2.2, e=(a+c+2d), 0.0001?f, 0.0001?g, 0?h, M is at least one of Al and Eu, and M? is at least one element selected from the group consisting of Na, K, Nd, Li, S, C, Ti, V, Mn, Cr, Cu, Ni, Co, Ge, Zn, Ga, Zr, Y, Nb, In, Ag, Mo, Sn, Sb, Bi, Ta, W, La, Ce, Pr, Nd, Sm, Gd, Er, Ho, Tb, Tm, Yb, Lu, P, Cd, and Pb.Type: GrantFiled: November 1, 2012Date of Patent: May 30, 2017Assignee: NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCEInventor: Morito Akiyama
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Patent number: 9546911Abstract: A temperature-activatable time-temperature indicator that can be used to monitor the historical exposure of a host product to ambient temperatures includes an optically readable, thermally sensitive indicator element. The indicator element can be inactive below a base temperature and is intrinsically thermally responsive at or above an activation temperature which is equal to or greater than the base temperature. The indicator can record cumulative ambient temperature exposure above the activation temperature irreversibly with respect to time. The indicator element can include a synthetic polymeric material, and optionally, a dye. A side-chain crystallizable polymer such as poly(hexadecylmethacrylate), that is solid below the base temperature and is a viscous liquid above the activation temperature can be employed. Intense indicator element colors can be obtained using an appropriate dye or dyes. Various structural configurations of indicator are described and illustrated.Type: GrantFiled: January 29, 2014Date of Patent: January 17, 2017Assignee: TEMPTIME CORPORATIONInventors: Brian S. Huffman, Dawn E. Smith, Carl M. Lentz
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Patent number: 9529118Abstract: A composition for optical materials of the present invention includes a polyolefin (A) obtained by (co)polymerizing at least one kind of olefin selected from ?-olefins having 3 to 20 carbon atoms and a photochromic compound (B).Type: GrantFiled: November 29, 2013Date of Patent: December 27, 2016Assignee: MITSUI CHEMICALS, INC.Inventors: Akinori Ryu, Ryouichi Seki, Kazuki Fujii
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Patent number: 9529116Abstract: A photosensitive resin composition and application of the same are provided. The photosensitive resin composition comprises an alkali-soluble resin (A), a compound (B) containing vinyl unsaturated group(s), a photo initiator (C), an organic solvent (D), a pigment (E) and a metal chelating agent (F). During a pixel process with an omission of a prebake step, the photosensitive resin composition, which is added with the metal chelating agent (F), can be formed to pixels that is adhered tightly to a substrate.Type: GrantFiled: October 28, 2013Date of Patent: December 27, 2016Assignee: CHI MEI CORPORATIONInventors: Bo-Hsuan Lin, Jung-Pin Hsu, Duan-Chih Wang
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Patent number: 9522921Abstract: A photochromic dye comprising at least one compound characterized by Formula I:Type: GrantFiled: May 12, 2016Date of Patent: December 20, 2016Assignee: Sabic Global Technologies, B.V.Inventors: Girish Koripelly, Mohamed Ashraf Moideen, Pradeep Jeevaji Nadkarni, Meghna Markanday
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Patent number: 9482859Abstract: A method for manufacturing a dye composition for electrowetting display, the method including a processing step of processing a mixture liquid containing a nonpolar solvent and a dye, using an ion exchange resin, to obtain a dye composition for electrowetting display.Type: GrantFiled: April 22, 2015Date of Patent: November 1, 2016Assignee: FUJIFILM CorporationInventors: Takashi Kato, Satoshi Higuchi
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Patent number: 9482924Abstract: A colored composition includes: an azomethine pigment represented by the following Formula (1) and having a solubility in n-hexane of 1% by mass or more at 25° C. and 0.1 MPa; and a non-polar solvent: wherein, in Formula (1), Het1 represents a ring having no dissociable group and Ar represents an aromatic ring having no dissociable group or a saturated heterocycle having no dissociable group.Type: GrantFiled: June 4, 2014Date of Patent: November 1, 2016Assignee: FUJIFILM CorporationInventors: Takashi Kato, Yasuhiro Ishiwata, Hiroyuki Naito
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Patent number: 9465234Abstract: The present invention provides ophthalmic devices comprising at least one photochromic material which is an indeno-fused naphthopyran having a pi-conjugation extending group bonded to the 11-position of the indeno-fused naphthopyran, the pi-conjugation extending group having at least one pendent halo-substituted group bonded thereto. The pi-conjugation extending group extends the pi-conjugation system of said indeno-fused naphthopyran. The 13-position of the indeno-fused naphthopyran is substantially free of spiro-substituents. The invention further provides photochromic materials of specified structure, photochromic compositions, photochromic articles and optical elements that include the photochromic materials. Other non-limiting embodiments relate to methods of making the ophthalmic devices comprising photochromic materials.Type: GrantFiled: June 29, 2015Date of Patent: October 11, 2016Assignee: Johnson & Johnson Vision Care, Inc.Inventors: Anu Chopra, Jun Deng, Beon-Kyu Kim, David B. Knowles, Frank F. Molock, Jr., Victor A. Montes, Stephen D. Straight, Wenjing Xiao, Huayun Yu
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Patent number: 9447107Abstract: The present disclosure relates to multichromophoric assemblies comprising metalloporphyrin scaffolds. The present disclosure also relates, in part, to methods for generating electric-field-stabilized geminate polaron pairs comprising applying electric fields to the multichromophoric assemblies described herein, or alternatively, directly to the metalloporphyrins provided by the present disclosure. The present disclosure further relates, in part, to multichromophoric assemblies comprising metalloporphyrin scaffolds, which exhibit enhanced energy transfer properties.Type: GrantFiled: September 9, 2011Date of Patent: September 20, 2016Assignee: University of Southern CaliforniaInventors: Mark E. Thompson, Matthew T. Whited, Peter I. Djurovich
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Patent number: 9348060Abstract: The present invention relates to a polymeric triarylmethane dye, a blue resin composition for a color filter including the polymeric dye, and a color filter using the resin composition. The blue resin composition of the present invention is highly soluble in solvents and has excellent luminance, contrast, heat resistance, and chemical resistance due to the use of the polymeric triarylmethane dye. Particularly, the blue resin composition exhibits higher luminance and contrast than blue resin compositions using existing pigments. In addition, the blue resin composition of the present invention has greatly improved heat resistance and chemical resistance compared to blue resin compositions using existing triarylmethane dye monomers.Type: GrantFiled: March 20, 2013Date of Patent: May 24, 2016Assignee: Kyung-In Synthetic Co., Ltd.Inventors: Soonhyun Park, Jung Rok Kim, Jeong Gi Kim, Hyun Jae Chun, Do Kyung Lee, Min-Jung Lee, Youna Lee
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Patent number: 9340673Abstract: Disclosed is a blue dye compound for a color filter represented by Chemical Formula 1. The blue colored resin composition including the blue dye compound has excellent solubility to an organic solvent, such as propylene glycol methyl ether acetate (PGMEA), excellent miscibility with the other dyes or pigments and high heat resistance. Therefore, when using the blue dye compound, it is possible to obtain a color filter having high luminance and contrast.Type: GrantFiled: June 2, 2014Date of Patent: May 17, 2016Assignee: KYUNG-IN SYNTHETIC CO., LTD.Inventors: Soonhyun Park, Jung Rok Kim, Jeong Gi Kim, Hyun Jae Chun, Do Kyung Lee, Min-Jung Lee, Youn A Lee
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Patent number: 9328217Abstract: An epoxy resin composition for optical sheets, the composition comprising a polyvalent carboxylic acid (A) represented by formula (I): wherein R1's each independently represent a hydrogen atom, an alkyl group having 1 to 15 carbon atoms, or a carboxyl group; q represents the number of substituent R1's, and represents an integer from 1 to 4; and P represents the following X: wherein there may be a plural number of R2's per ring, and R2's each independently represent a hydrogen atom or a methyl group; and * represents a bonding site linked to the oxygen atom; and an epoxy resin (B) having an aliphatic cyclic structure in the molecule.Type: GrantFiled: November 15, 2011Date of Patent: May 3, 2016Assignee: Nippon Kayaku Kabushiki KaishaInventors: Noriko Kiyoyanagi, Masataka Nakanishi, Yoshihiro Kawata, Junko Ichikawa, Toru Kurihashi
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Patent number: 9261633Abstract: Disclosed is a black resin composition with which a black matrix having high insulation properties even after heat treatment at a high temperature and, in addition, achromatic reflection properties can be readily formed. The black resin composition comprises (A) a light-shielding material, (B) an alkali-soluble resin, and (C) an organic solvent, and comprises (A-1) a carbon black and (A-2) titanium nitride compound particles as the light-shielding material (A). The carbon black (A-1) is surface-treated with a sulfur-containing compound, and in the surface composition, the percentage of carbon atoms is 95% or less and the percentage of sulfur atoms is 0.5% or more.Type: GrantFiled: March 23, 2012Date of Patent: February 16, 2016Assignee: TORAY INDUSTRIES, INC.Inventors: Yoshihiko Inoue, Ryosuke Aihara
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Patent number: 9248467Abstract: Novel coatings are disclosed prepared by electropolymerization of non-fluorinated conducting pre-grafted hydrophobic electropolymerizable monomers onto a conducting layer of a substrate, where the electropolymerized coating exhibit both unique reversible wettability and electro-optical properties. The coating may also include one or more layers of polymer particles upon which the non-fluorinated conducting pre-grafted hydrophobic electropolymerizable monomers are polymerized imparting a submicron structure to the coating. Methods for making and using the coatings are also disclosed.Type: GrantFiled: July 9, 2011Date of Patent: February 2, 2016Inventors: Rigoberto Advincula, Roderick B. Pernites
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Patent number: 9216397Abstract: A microencapsulation process is improved by adding a stabilizing agent that contains one or more catalytic organo-metal oxide materials, such as metal soaps. This functions as a crosslinker by causing unsaturated bonds in the microcapsule walls to react, thereby stabilizing the microcapsules against the effects of additives to coatings that, otherwise, degrade the functionality of thermochromic or photochromic materials at the microcapsule core.Type: GrantFiled: December 26, 2013Date of Patent: December 22, 2015Assignee: Chromatic Technologies, Inc.Inventors: Timothy J. Owen, Terrill Scott Clayton, Bryan M. Siske, Christopher W. Roberts, Vladimir Tomovich
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Patent number: 9102652Abstract: A naphthopyran compound represented by the formula B1 and B2 are selected independently from the group consisting of a phenyl, naphthyl, or heterocyclic aromatic group, or may combine to form one or more aromatic rings. B1 and B2 may further include one or more substituents. R3, R4, R5, R6, and R10 are selected independently from the group consisting of hydrogen, halogen, —Ra, —OH, —ORa, —O—CO—Ra, —CN, —NO2, —SO2Ra, —SORa, —SH, —SRa, —NH2, —NHRa, —NRaRa, or —NRbRc; or wherein R5 and R6 combine to form a cyclic group. Ra may include an alkyl, polycycloalkyl, alkenyl, polyalkenyl, haloalkyl, perhaloalkyl, alkynyl, polyalkynyl, hydroxyalkynyl, polyhydroxyalkynyl; or (C3-20)cycloalkyl group. Rb and Rc may include hydrogen or alkyl groups, or may combine to form a saturated heterocyclic group, or together with an adjacent phenyl group may form a julolidinyl group. R7 is a mesogenic group.Type: GrantFiled: March 17, 2014Date of Patent: August 11, 2015Assignee: ALPHAMICRON INCORPORATEDInventors: Ludmila Sukhomlinova, Linli Su, Tamas Kosa, Bahman Taheri
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Patent number: 9097916Abstract: The present invention provides ophthalmic devices comprising at least one photochromic material which is an indeno-fused naphthopyran having a pi-conjugation extending group bonded to the 11-position of the indeno-fused naphthopyran, the pi-conjugation extending group having at least one pendent halo-substituted group bonded thereto. The pi-conjugation extending group extends the pi-conjugation system of said indeno-fused naphthopyran. The 13-position of the indeno-fused naphthopyran is substantially free of spiro-substituents. The invention further provides photochromic materials of specified structure, photochromic compositions, photochromic articles and optical elements that include the photochromic materials. Other non-limiting embodiments relate to methods of making the ophthalmic devices comprising photochromic materials.Type: GrantFiled: April 22, 2014Date of Patent: August 4, 2015Assignee: Johnson & Johnson Vision Care, Inc.Inventors: Anu Chopra, Jun Deng, Beon-Kyu Kim, David B. Knowles, Frank F. Molock, Jr., Victor A. Montes, Stephen D. Straight, Wenjing Xiao, Huayun Yu
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Patent number: 9075305Abstract: The invention relates to a photosensitive resin composition, and a color filter produced thereby has the advantages of no bubble display and little color difference before and after development. The invention also provides a method for manufacturing a color filter, color filter and liquid crystal display device.Type: GrantFiled: September 9, 2013Date of Patent: July 7, 2015Assignee: CHI MEI CORPORATIONInventor: Jung-Pin Hsu
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Publication number: 20150147700Abstract: Disclosed are a black photosensitive resin composition including (A) a binder resin; (B) a colorant including a pigment and a silica nanoparticle; (C) a photopolymerizable compound; (D) a photopolymerization initiator; and (E) a solvent, wherein the silica nanoparticle is included in an amount of about 1 part by weight to about 11 parts by weight based on about 100 parts by weight of the pigment, and a light blocking layer and a color filter using the same.Type: ApplicationFiled: May 16, 2014Publication date: May 28, 2015Applicant: Cheil Industries Inc.Inventors: Hyun-Moo CHOI, Arum YU, Ho-Jeong PAEK, Chang-Min LEE, Seung-Jib CHOI
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Publication number: 20150148470Abstract: A treatment method includes the steps of: Providing an initial supply of an ammonium octamolybdate precursor powder having a bi-modal particle size distribution; applying a quantity of solvent to the initial supply of ammonium octamolybdate precursor powder to form a moistened intermediate powder; and allowing the moistened intermediate powder to adsorb the applied solvent over a time period, the quantity of solvent applied and the time period being sufficient to form a treated ammonium octamolybdate powder composition having a substantially uni-modal particle size distribution.Type: ApplicationFiled: November 3, 2014Publication date: May 28, 2015Inventors: David L. Cottrell, Evan K. Morey
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Publication number: 20150144850Abstract: The present invention provides a metal oxide dispersion comprises a metal oxide, a millbase and a dispersant. The dispersant in the metal oxide is selected from a group consisting of a phosphoric acid polyester copolymer, a trimethoxysilane compound, a triethoxysilanes compound, dimethylamino ethyl methacrylate (DMAEMA) and a combination thereof, and the dispersion is substantially free of water. The metal oxide dispersion of the invention is useful for manufacturing an inkjet ink to provide a high-quality color image on a contact lens or a mold so as to produce a colored contact lens.Type: ApplicationFiled: November 12, 2014Publication date: May 28, 2015Inventors: Richard Charles Breitkopf, Rahul Panicker
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Patent number: 9028728Abstract: The present invention relates to photochromic materials that include one or more indeno-fused naphthopyrans that have particular groups at the 7, 11, and 13 positions thereof, and at the position alpha to the oxygen of the pyran ring thereof. With some embodiments, hydrogen or an alkoxy group is bonded to the 7 position, an optionally substituted phenyl is bonded to the 11 position, two alkyl groups are bonded to the 13 position, and two optionally substituted phenyl groups are bonded to the position alpha to the oxygen of the pyran ring of the indeno-fused naphthopyran compound. The 13 position of the indeno-fused naphthopyrans is free of ether groups in which an ether oxygen is bonded to the 13 position, and hydroxyl. The present invention also relates to photochromic articles and compositions that include such indeno-fused naphthopyrans.Type: GrantFiled: December 8, 2011Date of Patent: May 12, 2015Assignee: Transitions Optical, Inc.Inventors: Kevin E. Bancroft, Anu Chopra, Xiao-Man Dai, Beon-Kyu Kim, David B. Knowles, Jason R. Lewis, Victor A. Montes, Stephen D. Straight, Massimiliano Tomasulo, Barry Van Gemert, Robert W. Walters, Wenjing Xiao, Huayun Yu, Elizabeth A. Zezinka
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Patent number: 9022562Abstract: Described herein are devices, compositions, and methods for improving color discernment.Type: GrantFiled: August 2, 2012Date of Patent: May 5, 2015Assignee: Nitto Denko CorporationInventors: Brett T. Harding, Sheng Li, Amane Mochizuki, Eugene Dantsker
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Publication number: 20150115210Abstract: The invention relates to a photosensitive resin composition for a black matrix, a color filter formed by the black matrix, and a liquid crystal display device. The photosensitive resin composition comprises an alkali-soluble resin (A), a compound containing an ethylenically unsaturated group (B), a photoinitiator (C), a solvent (D), a black pigment (E), and a specific compound (F). The photosensitive resin composition for the black matrix has the advantage of good linearity of pattern with high finesse.Type: ApplicationFiled: October 24, 2014Publication date: April 30, 2015Inventor: CHING-YUAN TSENG
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Publication number: 20150115209Abstract: The present invention relates to a photosensitive resin composition, a color filter and a liquid crystal display device using the same. The photosensitive resin composition includes an alkali-soluble resin (A), a compound having a vinyl unsaturated group (B), a photo initiator (C), a solvent (D) and a black pigment (E) The alkali-soluble resin (A) includes a resin having an unsaturated group (A-1), which is prepared by polymerizing a mixture. The aforementioned compound having a vinyl unsaturated group (B) can include a compound (B-1). The photosensitive resin composition has good reliability at high temperature and high humidity.Type: ApplicationFiled: October 8, 2014Publication date: April 30, 2015Inventors: Hao-Wei LIAO, Ching-Yuan TSENG
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Photosensitive resin composition, and light blocking layer and liquid crystal display using the same
Patent number: 9017583Abstract: A photosensitive resin composition includes (A) a photopolymerization initiator including a compound represented by the following Chemical Formula 1, wherein in Chemical Formula 1, each substituent is the same as defined in the detailed description, (B) a binder resin, (C) a photopolymerizable monomer, (D) a colorant, and (E) a solvent, and a light blocking layer and liquid crystal display (LCD) using the same.Type: GrantFiled: June 10, 2013Date of Patent: April 28, 2015Assignee: Cheil Industries Inc.Inventor: Kiyoshi Uchikawa -
Patent number: 9018299Abstract: An object of the present invention is to provide a colored liquid with superior separability from polar solvents for use with an electrowetting or electrofluidic device that uses a coloring agent added as a colorant to a nonpolar solvent. A colored liquid according to the present invention contains a nonpolar solvent and a colorant, and the colorant is a modified pigment containing a pigment (A) and a polymer (P) formed on a surface thereof by polymerizing a polymer (B) soluble in a nonaqueous solvent and at least one polymerizable unsaturated monomer (C) that is soluble in the nonaqueous solvent and that becomes insoluble or poorly soluble in the nonaqueous solvent after polymerization. A multi-phase liquid colored composition according to the present invention contains the colored liquid and a polar solvent immiscible with the colored liquid.Type: GrantFiled: October 17, 2012Date of Patent: April 28, 2015Assignee: DIC CorporationInventors: Masaki Hosaka, Yukie Uemura
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Patent number: 9011727Abstract: Blending an electrically active, anodically coloring, electrochromic polymer with a non-electrochromic, non-electrically conductive binder polymer greatly enhances the performance of the anodically coloring, electrochromic polymer in an electrochromic device over time. In addition to improved physical characteristics of the blend, e.g., film build, durability etc, the coloristic properties, including color space and color strength, of the device comprising the blend are more durable than when using the neat polymer, and in certain instances, the color space and color intensity provided by the blend is superior to that available from the neat polymer.Type: GrantFiled: April 7, 2009Date of Patent: April 21, 2015Assignee: BASF SEInventors: Nancy Cliff, David Yale, Deanna Rodovsky, Jennifer Jankauskas
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Patent number: 9005722Abstract: A color material dispersion liquid comprising a color material represented by the following general formula (I), a dispersant, and a solvent having a solubility of the color material of 0.1 (mg/10 g solvent) or less at 23° C., having excellent solvent resistance and excellent electrical reliability; a color resin composition for color filters, which can form a color layer that has high contrast, excellent solvent resistance and excellent electrical reliability; a color filter formed with the color resin composition for color filters; a liquid crystal display device having the color filter; and an organic light-emitting display device having the color filter.Type: GrantFiled: January 24, 2014Date of Patent: April 14, 2015Assignee: Dai Nippon Printing Co., Ltd.Inventor: Masato Okada
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Patent number: 9005491Abstract: A photosensitive resin composition for a color filter includes (A) an acrylic-based binder resin including a structural unit represented by the following Chemical Formula 1, wherein the definitions of R1, R2, R3 and R4 are the same as set forth in specification; (B) an acrylic-based photopolymerizable monomer; (C) a photopolymerization initiator; (D) a colorant; and (E) a solvent.Type: GrantFiled: January 19, 2012Date of Patent: April 14, 2015Assignee: Cheil Industries Inc.Inventors: Chang-Min Lee, Yeon-Soo Lee, Yong-Hee Kang, Man-Suk Kim, Taek-Jin Baek, Hyun-Moo Choi, Kyung-Hee Hyung, Sang-Hyun Hong
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Publication number: 20150077685Abstract: An object of the present invention is to provide: a color material dispersion liquid which is able to form a coating film with high luminance, excellent heat resistance and excellent light resistance; a color resin composition for color filters, which is able to form a color layer with high luminance, excellent heat resistance and excellent light resistance; a color filter formed with the color resin composition for color filters; a liquid crystal display device having the color filter; and an organic light-emitting display device having the color filter. Disclosed is a color material dispersion liquid comprising a color material represented by the following general formula (I), a dispersant, and a solvent having a solubility of the color material of 0.1 (mg/10 g solvent) or less at 23° C., wherein molybdenum and tungsten are contained in a polyoxometalate anion in the color material, and a molar ratio between the molybdenum and the tungsten is 0.4:99.Type: ApplicationFiled: April 15, 2013Publication date: March 19, 2015Inventors: Masato Okada, Daisuke Endo, Michihiro Ogura, Tomoki Murata, Hiroaki Segawa
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Publication number: 20150079514Abstract: Disclosed herein is a method of making a modified pigment, comprising: reacting, under Mitsunobu conditions: (a) a first reactant comprising a protonated nucleophile having a pKa<15, and (b) a second reactant comprising a hydroxyl-containing organic group, wherein a pigment is attached to either the first or second reactant. The method further comprises forming the modified pigment having attached an organic species comprising the nucleophile bonded to the organic group, with the net elimination of a proton and a hydroxyl. Also disclosed herein are modified pigments, which can have applications in chemical toners, inkjet ink and electrophoretic ink compositions, black matrix materials, color filters, and coatings.Type: ApplicationFiled: November 20, 2014Publication date: March 19, 2015Inventors: Qingling Zhang, Lynne K. LaRochelle Richard
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Patent number: 8980141Abstract: A dye for a fluid of an electrowetting element, the dye having a general formula selected from the group consisting of: wherein Q has the general formula: -Het1R1 or -Het1R1R2; V has the general formula: -Het2R3 or -Het2R3R4; Het1 and Het2 are heteroatoms; R1 and R3 are H; R2 and R4 are any functional group; T and U are any functional group; W, X, Y and Z are H or an alkyl group; and F, G, L and M are H or an alkyl group, and with the proviso that the dye does not have the general formula: The present invention further relates to a fluid comprising a dye of the present invention, an electrowetting element and an optical display device comprising the fluid, and a use of the dye to reduce photo-bleaching.Type: GrantFiled: March 18, 2011Date of Patent: March 17, 2015Assignee: Amazon Technologies, Inc.Inventors: Melanie Maria Hubertina Van De Weijer-Wagemans, Romaric Massard, Robert A. Hayes
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Publication number: 20150069310Abstract: Disclosed are a photosensitive resin composition for a color filter including (A) a colorant including a dye; (B) a photocurable dispersing agent; (C) an acrylic-based binder resin; (D) a photopolymerizable monomer; (E) a photopolymerization initiator; and (F) a solvent, and a color filter using the same.Type: ApplicationFiled: August 21, 2014Publication date: March 12, 2015Inventors: Ju-Ho JUNG, Ji-Hye KWON, Jee-Hyun RYU, In-Jae LEE, Min-Kyeol CHUNG, Sang-Won CHO, Mi-Jin CHOI, Seung-Jib CHOI, Soo-Young HEO
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Patent number: 8974708Abstract: The coloring matter compound is represented by the following general formula (1): wherein R1, R2, R6 represent an alkyl group; R3 to R5 represent an alkyl group, or satisfy either of the following conditions i) and ii): i) R3 and R4 are bonded to each other, so as to form a cyclic organic functional group containing R3, R4 and a carbon atom bonded to R3 and R4, and R5 represents an alkyl group; ii) R3 to R5 are bonded to one another, so as to form a cyclic organic functional group containing R3, R4, R5 and a carbon atom bonded to R3 to R5; and R7, R8 represent an alkyl group or an acyl group, or R7 and R8 are bonded to each other, so as to form a cyclic organic functional group containing R7, R8 and a nitrogen atom bonded simultaneously to R7 and R8.Type: GrantFiled: February 18, 2014Date of Patent: March 10, 2015Assignee: Canon Kabushiki KaishaInventors: Taichi Shintou, Yuko Katsumoto, Akiko Kitao, Takeshi Miyazaki
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Publication number: 20150060744Abstract: The present disclosure relates to a blue dye compound for a color filter and a coloring resin composition for a color filter containing the same. Since the blue resin composition according to the present disclosure, which contains the novel triarylmethane blue dye compound or the polymer dye compound obtained using the same as a monomer, has superior solubility in an organic solvent such as propylene glycol monomethyl ether acetate (PGMEA), cyclohexanone, etc. as well as superior miscibility with another pigment and high brightness, it can be used to prepare a color filter exhibiting superior heat resistance, light resistance and brightness.Type: ApplicationFiled: February 27, 2013Publication date: March 5, 2015Inventors: Soonhyun Park, Jeong Gi Kim, Jung Rok Kim, Do Kyung Lee, Heon Park
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Publication number: 20150060746Abstract: An alkali-soluble resin, a photosensitive resin composition, a color filter, and a method for manufacturing the same, and a liquid crystal display apparatus are provided. The photosensitive resin composition includes a specific alkali-soluble resin, a compound containing ethylenic unsaturated group, a photoinitiator, and an organic solvent. The photosensitive resin composition is excellent in developability and high precision pattern linearity and contour angle since the photosensitive resin composition contains a specific alkali-soluble resin.Type: ApplicationFiled: August 21, 2014Publication date: March 5, 2015Inventor: Bar-Yuan Hsieh
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Publication number: 20150065658Abstract: The present invention is to provide: a non-aqueous dispersant which is excellent in dispersibility and dispersion stability and able to form a resin layer with excellent hydrolysis resistance; a color material dispersion liquid containing the non-aqueous dispersant; and a color resin composition containing the non-aqueous dispersant. Disclosed is a non-aqueous dispersant which is a polymer comprising at least one constitutional unit represented by the following general formula (I), wherein at least part of nitrogen sites of the constitutional units each form a salt with an acidic organophosphorous compound comprising one or more selected from the group consisting of organic phosphonic acid monoester compounds resulting from addition of a monofunctional epoxy compound or monofunctional oxetane compound to an organic phosphonic acid: Symbols shown in the general formula (I) are described in the Description.Type: ApplicationFiled: April 26, 2013Publication date: March 5, 2015Inventors: Michihiro Ogura, Tomoki Murata, Hiroaki Segawa
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Publication number: 20150060745Abstract: A photosensitive resin composition for a black matrix including an alkali-soluble resin (A), a compound (B) having an ethylenically unsaturated group, a photoinitiator (C), a solvent (D), a black pigment (E), a cross-linking agent (F), and an inorganic particle is provided. The alkali-soluble resin (A) includes a resin (A-1) having an unsaturated group, wherein the resin (A-1) having an unsaturated group is obtained by polymerizing a mixture including an epoxy compound having at least two epoxy groups and a compound having at least one carboxylic acid group and at least one ethylenically unsaturated group. The cross-linking agent (F) includes a cross-linking agent (F-1) obtained by reacting a novolac resin represented by formula (f-1) and an epihalohydrin under an existence of an alkali metal hydroxides. The inorganic particle employs oxides of a Group 4 element, oxides of silicone, or a combination thereof to serve as the major component.Type: ApplicationFiled: August 19, 2014Publication date: March 5, 2015Inventors: Hao-Wei Liao, Li-Ting Hsieh
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Patent number: 8968984Abstract: Disclosed is a photosensitive resin composition for an organic insulating layer. More specifically, the photosensitive resin composition is suitable for forming a substrate of a transflective thin film transistor liquid crystal display (TFT-LCD) or a pattern of an interlayer insulating layer by improving remarkably a pattern property with a high taper angle besides improvement of flatness, sensitivity, heat resistance, and transparency. Particularly, the photosensitive resin composition can provide low power dissipation besides a wide viewing angle and high visibility when being applied to a transflective type display. In addition, the photosensitive resin composition can provide a clear screen under natural light without a backlight by maintaining the brightness of a screen and prominent field visibility.Type: GrantFiled: November 19, 2010Date of Patent: March 3, 2015Assignee: Kolon Industries, Inc.Inventors: Pil Rye Yang, Kyung Keun Yoon, Yun Jae Lee
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Publication number: 20150056554Abstract: Compounds of formula (I), (II), and (III), wherein R1, R2, R?2 and R??2 for example are C1-C20alkyl, provided that at least one of R1, R2, R?2 and R??2 carries a specified substituent; R3, R4, and R5 for example independently of one another are hydrogen or a defined substituent provided that at least one of R3, R4 or R5 is other than hydrogen or C1-C20alkyl; R6, R7, R8, R?7, RV, R?8, R?6, R?7, R??6 and R??7 for example independently of one another have one of the meanings as given for R3, R4, and R5; and R9 for example is C1-C20alkyl; exhibit an unexpectedly good performance in photopolymerization reactions.Type: ApplicationFiled: November 7, 2014Publication date: February 26, 2015Applicant: CIBA CORPORATIONInventors: Akira Matsumoto, Junichi Tanabe, Hisatoshi Kura, Masaki Ohwa
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Publication number: 20150053900Abstract: 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, 1 to 8 of Z1 to Z16 are substituted with one of Formulae 2 to 5, as defined in the specification. The phthalocyanine compound can have high luminance, high contrast, and excellent heat resistance. wherein Z1 to Z16 and M1 are the same as in the detailed description of the invention.Type: ApplicationFiled: June 18, 2014Publication date: February 26, 2015Inventors: Seung Hyun KIM, Dong Hoon WON, Myoung Youp SHIN, Hwan Sung CHEON
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Patent number: 8961837Abstract: Provided are a photosensitive resin composition for a color filter and a color filter using the same. The photosensitive resin composition for a color filter includes (A) a colorant including a diaminopyridine azo-based dye including a structure represented by Chemical Formula 1, and having an absorption wavelength at about 450 to about 550 nm, (B) an acrylic-based binder resin, (C) an acrylic-based photopolymerizable monomer, (D) a photopolymerization initiator, and (E) a solvent.Type: GrantFiled: June 27, 2013Date of Patent: February 24, 2015Assignee: Cheil Industries Inc.Inventors: Ji-Yun Kwon, In-Jae Lee, Ju-Ho Jung, Dong-Wan Kim, Jae-Hyun Kim, Gyu-Seok Han
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Publication number: 20150048286Abstract: A composite oxide black pigment has characteristics to absorb visible rays and near infrared rays, and is composed of an oxide of main constituent metals including copper, manganese and iron. In a wavelength region of 400 to 1,000 nm, the composite oxide black pigment has a minimum wavelength, at which a transmittance becomes minimum, in a wavelength region of 600 to 800 nm, a molar ratio of manganese/iron is 3/1 to 30/1, and a molar ratio of copper/(manganese+iron) is 1/2 to 1.2/2. Its sole use makes it possible to obtain a transparent vivid bluish, neutral gray color, and also to maximize an absorption in a near infrared region. It is, therefore, excellent in near infrared absorption characteristics.Type: ApplicationFiled: March 29, 2013Publication date: February 19, 2015Applicant: DAINICHISEIKA COLOR & CHEMICALS MFG. CO.,LTD.Inventors: Akira Nishio, Toru Kawakami, Kenichi Yamane
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Publication number: 20150041736Abstract: This invention includes a wettable biomedical device containing a high molecular weight hydrophilic polymer and a hydroxyl-functionalized silicone-containing monomer.Type: ApplicationFiled: October 23, 2014Publication date: February 12, 2015Inventors: Kevin P. McCabe, Frank F. Molock, JR., Gregory A. Hill, Azaam Alli, Robert B. Steffen, Douglas G. Vanderlaan, James D. Ford