Color Patents (Class 430/7)
  • Publication number: 20120129085
    Abstract: A color filter including a transparent substrate; a light shielding part formed on the transparent substrate and contains at least a light shielding material and a resin; and a colored layer formed in the opening part of the light shielding part on the transparent substrate to cover a part of the light shielding part. The light shielding part has the width of the thick film region, 85% or more of the maximum film thickness of the light shielding part and disposed in the central part of the light shielding part; and the width of each of the thin film regions, 50% or less of the maximum film thickness of the light shielding part and disposed on the both side parts of the light shielding part.
    Type: Application
    Filed: February 2, 2012
    Publication date: May 24, 2012
    Applicant: DAI NIPPON PRINTING CO., LTD.
    Inventors: Tomonobu SUMINO, Seiji TAWARAYA
  • Patent number: 8182598
    Abstract: The invention relates to the use of a pigment preparation comprising a) a dioxazine compound of the formula (I) as base pigment and b) a dioxazine compound of the formula (II) as pigment dispersant Q-[Y—X]M ??(II) in which Q is an m-valent radical of the base pigment of the formula (I), Y is a bridging moiety, X is in particular a heterocycle, and m indicates a numerical value between 1 and 4 as a colorant in color filters, ink-jet inks, electrophotographic toners and developers, and electronic inks.
    Type: Grant
    Filed: February 22, 2005
    Date of Patent: May 22, 2012
    Assignee: Clariant Produkte (Deutschland) GmbH
    Inventors: Heino Heckmann, Hans-Tobias Macholdt, Magali Meder
  • Patent number: 8182968
    Abstract: The present invention provides a method for producing a color filter, the method including: applying an adhesion auxiliary agent onto an inorganic material; forming a curable layer on the inorganic material to which the adhesion auxiliary agent has been applied by applying a curable pigment composition containing an organosilane compound (A) represented by Formula (I) below (wherein L is a monovalent organic group; R1 and R2 are hydrocarbon groups; and n is an integer from 1 to 3), a photopolymerization initiator (B), a compound (C) having an ethylenically unsaturated double bond, and a pigment (D); exposing the curable layer to light in a pattern using a mask; and a developing the curable layer after exposure to form a color pattern.
    Type: Grant
    Filed: March 28, 2008
    Date of Patent: May 22, 2012
    Assignee: FUJIFILM Corporation
    Inventors: Taeko Nakashima, Hiroshi Taguchi
  • Patent number: 8178262
    Abstract: A method of fabricating a color filter layer is provided. An active device array substrate having an opaque metal pattern formed thereon is provided. A planarization layer covering the opaque metal pattern is formed. A back-side exposure process is performed on the active device array substrate using the opaque metal layer as a mask to form a black matrix thereon, wherein the black matrix defines a plurality of pixel regions. A plurality of color filter patterns is formed in the pixel regions.
    Type: Grant
    Filed: July 5, 2010
    Date of Patent: May 15, 2012
    Assignee: Au Optronics Corporation
    Inventors: Chun-Hao Tung, Jui-Yin Chung
  • Patent number: 8178277
    Abstract: The present invention provides coating compositions comprising (i) a) a compound containing a free carbonyl group and b) a nucleophile or (ii) a compound containing a free carbonyl group, which compound is substituted with one or more nucleophilic groups. The present invention also provides a process for the preparation of these compositions, substrates coated with these compositions and a process for their preparation, a process for preparing marked substrates using these compositions, and marked substrates obtainable by the latter process.
    Type: Grant
    Filed: December 21, 2007
    Date of Patent: May 15, 2012
    Assignee: Datalase Ltd.
    Inventors: Jonathan Campbell, Adolf Käser
  • Patent number: 8179623
    Abstract: A color filter including a transparent substrate; a light shielding part formed on the transparent substrate and contains at least a light shielding material and a resin; and a colored layer formed in the opening part of the light shielding part on the transparent substrate to cover a part of the light shielding part. The light shielding part has the width of the thick film region, 85% or more of the maximum film thickness of the light shielding part and disposed in the central part of the light shielding part; and the width of each of the thin film regions, 50% or less of the maximum film thickness of the light shielding part and disposed on the both side parts of the light shielding part.
    Type: Grant
    Filed: April 11, 2011
    Date of Patent: May 15, 2012
    Assignee: Dai Nippon Printing Co., Ltd.
    Inventors: Tomonobu Sumino, Seiji Tawaraya
  • Publication number: 20120112142
    Abstract: To provide a curable coloring composition that has good color hue, high transmittance properties, high light fastness and heat fastness, and excellent stability over time and solvent resistance after curing, a color filter that has good color hue, high transmittance properties, and excellent light fastness, heat fastness, and solvent resistance, and is compatible with high resolution, and a method for producing same. A curable coloring composition that includes at least one type of quinophthalone dye represented by Formula (1), a color filter employing the curable coloring composition, a method for producing the color filter, and a quinophthalone dye represented by Formula (2).
    Type: Application
    Filed: March 19, 2010
    Publication date: May 10, 2012
    Applicant: FUJIFILM CORPORATION
    Inventors: Yoshihiko Fujie, Yuuki Mizukawa, Shinichi Kanna, Kazuya Oota
  • Patent number: 8173334
    Abstract: A color filter substrate includes a first color filter layer on a substrate, and a second color filter layer on the substrate, the first color filter layer having a thickness different from a thickness of the second color filter layer.
    Type: Grant
    Filed: March 10, 2006
    Date of Patent: May 8, 2012
    Assignee: LG Display Co., Ltd.
    Inventors: Sung Il Park, Kwang Soon Park, Hong Jae Kim, Tae Man Kim, Tae Woong Moon
  • Patent number: 8173355
    Abstract: The invention relates to a process for forming a structure comprising: (a) providing a transparent support; (b) forming a color mask having a selected absorption spectral range wherein the color mask has an effectively transparent portion and a partially absorptive portion, wherein the partially absorptive portion includes at least two portions having different optical densities within the absorption spectral range; (c) coating a layer of a photopatternable material sensitive to visible light in the absorption spectral range; (d) exposing and developing the photopatternable material to form a photopattern corresponding to at least one of said two portions of the partially absorptive portion; and (e) depositing and patterning a layer of functional material such that a pattern of functional material results corresponding to the at least one of said two portions of the partially absorptive portion.
    Type: Grant
    Filed: November 20, 2007
    Date of Patent: May 8, 2012
    Assignee: Eastman Kodak Company
    Inventors: Lyn M. Irving, Mark E. Irving, Lan B. Thai
  • Publication number: 20120105779
    Abstract: An embodiment of the disclosed technology provides a color filter substrate with a plurality of pixel units, comprising: a base substrate, a patterned phase retarder film disposed at a first side of the base substrate, and each of phase retarders of the patterned phase retarder film respectively corresponds to each of pixel units; and a first black matrix disposed between the base substrate and the patterned phase retarder film, where each portion of the first black matrix corresponds to a border of two adjacent phase retarders.
    Type: Application
    Filed: October 28, 2011
    Publication date: May 3, 2012
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventor: Heecheol KIM
  • Publication number: 20120104529
    Abstract: The present invention provides a colored composition for a light-shielding film including at least one selected from titanium atom-containing black titanium pigments and at least one organic pigment selected from the group consisting of a red organic pigment, a yellow organic pigment, a violet organic pigment, and an orange color organic pigment, which has a maximum value of the transmittance of light having a wavelength of 400 to 700 nm of 1.5% or less when a film is formed such that the light transmittance at a wavelength of 650 nm is 0.2%, has a wavelength showing the maximum transmittance at 400 to 550 nm, and has a light transmittance at a wavelength of 400 nm of 0.1% or more.
    Type: Application
    Filed: July 7, 2010
    Publication date: May 3, 2012
    Applicant: FUJIFILM CORPORATION
    Inventor: Tatsuya Tanaka
  • Publication number: 20120104441
    Abstract: A manufacturing method of a color filter substrate, a semi-transmissive LCD using the same, and a manufacturing method thereof are disclosed. In one embodiment, the manufacturing method of the color filter substrate includes preparing a first substrate which comprises a reflection region and a transmission region. Then, a color resist on the first substrate is formed. A mask, including a semi-transmission mask corresponding to the reflection region, is provided on the color resist. An exposure process is provided for the color resist with the mask to form a color filter layer on the first substrate. The color filter layer is formed by removing a portion of the color resist of the reflection region.
    Type: Application
    Filed: July 29, 2011
    Publication date: May 3, 2012
    Applicant: Samsung Mobile Display Co., Ltd.
    Inventor: Ji Ryun Park
  • Patent number: 8168354
    Abstract: It is an object of the present invention to provide a photosensitive composition capable of forming partition walls having an upper surface with good ink repellency and open areas which have good ink affinity within which an ink will easily spread. Further, it is an object of the present invention to provide partition walls formed by curing the photosensitive composition, and a color filter and an organic EL device having the partition walls.
    Type: Grant
    Filed: December 17, 2010
    Date of Patent: May 1, 2012
    Assignee: Asahi Glass Company, Limited
    Inventors: Hideyuki Takahashi, Kenji Ishizeki
  • Patent number: 8168353
    Abstract: Disclosed herein is a method of curing a color filter for an electronic display using an electron beam at low temperature. A conventional method of curing the color filter by thermal-heating is not suitable for a process of fabricating next generation flexible displays. In the method of the invention, after a color resist pattern is formed on a substrate, the resist is cured by an electron beam at 100° C. or less. Hence, the method can minimize damage of the substrate while facilitating dimension control of the color pattern and achieving precision of a fine pattern. A method of fabricating a color filter for an electronic display using the method is also disclosed.
    Type: Grant
    Filed: January 30, 2009
    Date of Patent: May 1, 2012
    Assignee: Hoseo University Academic Cooperation Foundation
    Inventors: Jeong Seog Kim, Chae Il Cheon, Jung Min Cho, Kyoung Ho Lee, Young Hwan Han
  • Publication number: 20120100471
    Abstract: An embodiment of the present invention provides a method of manufacturing a color filter substrate, comprising: forming a black matrix on a base substrate; and forming color filter patterns having at least two colors on the base substrate on which the black matrix is formed, wherein forming a color filter pattern having one color of the at least two colors, comprising: forming a color filter resin layer having the one color on the base substrate on which the black matrix is formed; radiating the color filter resin layer from a side of the base substrate which is opposite to a side on which the black matrix is formed by using a mask to expose the color filter resin layer so as to form the color filter pattern, wherein light transmitting regions of the mask at least correspond to the color filter pattern to be formed.
    Type: Application
    Filed: October 20, 2011
    Publication date: April 26, 2012
    Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventor: Hongtao LIN
  • Publication number: 20120099214
    Abstract: Disclosed is a colored photosensitive resin composition for a color filter of a solid state imaging device using an ultra-short wavelength exposing device of 300 nm or less, a color filter and a solid state imaging device including the same. The colored photosensitive resin composition can fabricate a color filter having a micro-patterned colored pattern. The color filter can be advantageously applied to a solid state imaging device.
    Type: Application
    Filed: July 1, 2010
    Publication date: April 26, 2012
    Applicant: DONGWOO FINE-CHEM CO., LTD
    Inventors: Sang Haeng Lee, Seung No Lee, Jeung Hoon On, Ji Min Chun
  • Patent number: 8163447
    Abstract: A colored photocurable composition for a solid state image pick-up device, the composition including at least (A) a dispersion resin having an unsaturation equivalent of less than 600, (B) a pigment, (C) a photopolymerization initiator, and (D) a polyfunctional photopolymerizable compound having an acidic functional group and/or an alkyleneoxy chain.
    Type: Grant
    Filed: March 29, 2008
    Date of Patent: April 24, 2012
    Assignee: FUJIFILM Corporation
    Inventor: Tatsuya Tanaka
  • Publication number: 20120094221
    Abstract: A method of a color filter substrate for a semitransmissive type liquid crystal display device, including: forming a photosensitive coloring composition layer containing a photo-polymerizable monomer, a resinous binder, a polymerization initiator, a coloring agent and a solvent on a surface of a transparent substrate, the surface being partitioned into a large number of pixel regions; exposing the photosensitive coloring composition layer to light; and developing the photosensitive coloring composition layer to form a transmissive portion and a reflective portion, the transmissive portion being assigned to colorize a transmitted light from a light source arranged on a rear surface side of a liquid crystal display device, the reflective portion being assigned to colorize a reflected light to be derived from reflection of an external light entering from the observer's side and having a through-hole with a diameter of 10 pm or less.
    Type: Application
    Filed: December 27, 2011
    Publication date: April 19, 2012
    Applicant: TOPPAN PRINTING CO., LTD.
    Inventors: Mie Shimizu, Koichi Minato, Takeshi Itoi
  • Publication number: 20120094220
    Abstract: Disclosed are an exposure mask, a photolithography method, a method of manufacturing a substrate and a display panel which can reduce the number of exposure masks required. The photolithography method uses an exposure mask 1a having a semi-transmissive pattern 12a, which blocks the light energy of the first wavelength band, and a semi-transmissive pattern 13a, which blocks the light energy of the second wavelength band. The photolithography method includes the steps of: forming a first photoresist material film 27; conducting an exposure process on the first photoresist material film 27 using the exposure mask 1a and the light energy of the first wavelength band; conducting a development process on the photoresist material film 27; forming a second photoresist film 28; conducting an exposure process on the second photoresist film 28 using the exposure mask 1a and the light energy of the second wavelength band; and conducting a development process on the second photoresist film 28.
    Type: Application
    Filed: May 21, 2010
    Publication date: April 19, 2012
    Applicant: SHARP KABUSHIKI KAISHA
    Inventor: Kentaro Yoshiyasu
  • Patent number: 8158309
    Abstract: A fabricating method of a color filter substrate includes following steps. First, a base is provided. A patterned color filter film layer having a plurality of recesses is then formed on the base. Next, a common electrode layer is formed on the patterned color filter film layer and the base. Here, the common electrode layer conforms to surfaces of the recesses. Thereafter, a plurality of shelters are formed on the common electrode layer and correspond to the recesses.
    Type: Grant
    Filed: October 9, 2008
    Date of Patent: April 17, 2012
    Assignee: Chunghwa Picture Tubes, Ltd.
    Inventors: De-Jiun Li, Chun-Ming Huang, Yen-Ju Chen, Der-Chun Wu
  • Patent number: 8158307
    Abstract: The present invention provides a method of manufacturing a color filter, including: forming a first color pattern in a repeating pattern on a support; forming, on the support, a second color pattern in a repeating pattern in regions where the first color pattern is not formed; removing at least one portion of one of the first color pattern and the second color pattern by dry-etching, the portion being in a region where a third color pattern is to be formed; and forming, on the support, the third color pattern in the region where the portion of one of the first color pattern and the second color pattern has been removed. The present invention also provides a color filter manufactured by the method, and a solid-state image pickup element using the color filter.
    Type: Grant
    Filed: February 14, 2008
    Date of Patent: April 17, 2012
    Assignee: Fujifilm Corporation
    Inventors: Mitsuji Yoshibayashi, Teruaki Kinumura, Tomoyuki Kikuchi
  • 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
  • Patent number: 8158308
    Abstract: The invention provides a negative curable composition comprising a colorant, a photopolymerization initiator, a radical polymerizable monomer, a binder, and a monofunctional thiol compound, wherein the content of the radical polymerizable monomer with respect to the total solid content of the composition is from about 10 mass % to about 50 mass %, and the content of the binder with respect to the total solid content of the composition is about 20 mass % or less; a color filter formed by using the composition; and a method of producing the color filter. The negative curable composition has excellent developability at high sensitivity and enables formation of a fine rectangular pattern even in a low-binder content formulation.
    Type: Grant
    Filed: March 12, 2008
    Date of Patent: April 17, 2012
    Assignee: Fujifilm Corporation
    Inventors: Yosuke Murakami, Toru Fujimori
  • Patent number: 8153201
    Abstract: The present invention provides a method of manufacturing a light-emitting device and an evaporation donor substrate, by which the precision of patterning of an EL layer of each color can be improved in manufacture of a full color flat panel display using emission colors of red, green, and blue. A first substrate which includes a reflective layer including an opening portion, a heat insulating layer including an opening portion in a position overlapped with the opening portion of the reflective layer over the reflective layer, a light absorption layer covering the opening portion of the reflective layer and the opening portion of the heat insulating layer over the heat insulating layer, and a material layer over the light absorption layer is used. While one surface of the first substrate is disposed close to a deposition target surface of a second substrate, the first substrate is irradiated with light from the other surface of the first substrate.
    Type: Grant
    Filed: October 21, 2008
    Date of Patent: April 10, 2012
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventors: Tomoya Aoyama, Yosuke Sato, Kohei Yokoyama, Rena Takahashi
  • Patent number: 8153340
    Abstract: To provide a photosensitive composition with which it is possible to form partition walls (black matrix) having excellent light shielding properties and liquid repellency. A photosensitive composition, which comprises a polymer (A) having a side chain containing a fluorine atom-containing group or a silicon atom-containing group and a side chain containing an ethylenic double bond in one molecule, a black colorant (B), a photopolymerization initiator (C) which is an O-acyloxime compound, and a photosensitive resin (D) containing an acidic group and an ethylenic double bond in one molecule, wherein the proportion of the black colorant (B) in the total solid content of the composition is from 15 to 60 mass %.
    Type: Grant
    Filed: November 30, 2009
    Date of Patent: April 10, 2012
    Assignee: Asahi Glass Company, Limited
    Inventors: Hideyuki Takahashi, Kenji Ishizeki
  • Publication number: 20120082925
    Abstract: A method for manufacturing flexible color filter substrate includes the following steps. First, a rigid substrate is provided. The rigid substrate has an upper surface and a lower surface opposite to the upper surface. The upper surface includes a first region and a second region located at a periphery of the first region. Next, a release layer is formed on the first region. Next, a flexible substrate layer is formed to cover the second region and the release layer. Next, a color photoresist layer is formed on a portion of the flexible substrate layer above the release layer. Next, the rigid substrate and the flexible substrate layer are cut along a border between the first region and the second region. Next, the flexible substrate layer is separated with the release layer. The method for manufacturing flexible color filter substrate can improve optical performance of the flexible color filter substrate.
    Type: Application
    Filed: May 20, 2011
    Publication date: April 5, 2012
    Applicant: E Ink Holdings Inc.
    Inventors: Yi-Ching Wang, Chien-Jung Lin
  • Publication number: 20120075737
    Abstract: A method of manufacturing a color filter according to the present invention is a method of manufacturing a color filter including a plurality of translucent colored layers of different colors on a transparent substrate, including the steps of forming a black matrix layer on the transparent substrate with photolithography, forming one translucent colored layer selected from among the plurality of translucent colored layers with photolithography, and forming a remaining translucent colored layer of the plurality of translucent colored layers with ink-jetting. With this approach, a method of manufacturing a color filter that can attain excellent image quality and can be manufactured at low cost can be provided.
    Type: Application
    Filed: April 13, 2010
    Publication date: March 29, 2012
    Applicant: SHARP KABUSHIKI KAISHA
    Inventors: Junpei Ohkawara, Hideto Kohketsu
  • Patent number: 8142987
    Abstract: The present invention involves a method for making a relief image. A film that includes a carrier sheet and an imageable material is used to form a mask image that is opaque to a curing radiation. In one embodiment, the mask image is formed on the carrier sheet while in another embodiment, the mask image is formed on a receptor sheet. The mask image is then transferred to a photosensitive material, such as a flexographic printing plate precursor. The resulting assembly is exposed to the curing radiation resulting in exposed and unexposed areas of the photosensitive material. The carrier sheet or the receptor sheet may be removed from the mask image either before or after exposure to the curing radiation. Finally, the photosensitive material and mask image assembly is developed with a suitable developer to form a relief image.
    Type: Grant
    Filed: March 15, 2005
    Date of Patent: March 27, 2012
    Assignee: Eastman Kodak Company
    Inventors: M. Zaki Ali, David E. Brown, Elsie A. Fohrenkamm, Michael B. Heller
  • Patent number: 8137873
    Abstract: The present invention relates to a method of manufacturing a color filter and a color filter manufactured by using the same. More particularly, the present invention relates to a method of manufacturing a color filter that includes a) applying a light blocking part material on a substrate; b) prebaking the light blocking part material to form a light blocking layer; c) selectively exposing and developing the light blocking layer to form a light blocking part pattern; d) precuring the light blocking part pattern; e) applying a solution on the substrate on which the light blocking part pattern is formed; f) postbaking the light blocking part and the solution; and g) filling ink in a pixel unit that is defined by the light blocking part pattern, and a color filter manufactured by using the same.
    Type: Grant
    Filed: February 1, 2008
    Date of Patent: March 20, 2012
    Assignee: LG Chem, Ltd.
    Inventors: Hyun-Sik Kim, Kyung-Soo Choi
  • Patent number: 8137890
    Abstract: The invention provides a colored photosensitive composition including: a coloring agent with a content of from 50% by weight to 80% by weight with respect to the total solid content of the composition; an oxime-based initiator with a content of from 5% by weight to 20% by weight with respect to the total solid content of the composition; and a resin containing at least one first structural unit represented by any one of the following formulae (1) to (3) containing an unsaturated double bond, and at least one second structural unit represented by the following formula (4) containing an acid group, wherein a ratio of the first structural unit to the second structural unit is 1.5 or more (molar ratio).
    Type: Grant
    Filed: August 15, 2008
    Date of Patent: March 20, 2012
    Assignee: Fujifilm Corporation
    Inventors: Hideki Takakuwa, Kazuto Shimada
  • Patent number: 8129079
    Abstract: A method of fabricating a color filter array including the removal of unwanted residual color pigments. A substrate is coated with a colored photoresist layer. The photoresist layer is patterned. The substrate is then cured. A descumming step is performed after the curing step to remove the residual pigments without causing significant damage to the remaining color filter array pattern. In another embodiment, the descumming process may be used to control or manipulate the thickness of the color filter array. In another embodiment, the descumming process may be used to modify the surface of the color filter array to be more desirable for the formation of microlenses or other layers over the color filter array.
    Type: Grant
    Filed: December 19, 2007
    Date of Patent: March 6, 2012
    Assignee: Aptina Imaging Corporation
    Inventors: Earnest Hodge, Brent A. McClure
  • Patent number: 8124304
    Abstract: The invention provides a dye-containing curable composition that has the property of high sensitivity, and that even when formed into a thin film at high dye concentration, excels in patternability, and is free from dye elution and ensures high productivity; and a color filter making use of the dye-containing curable composition and a method for producing the same. The dye-containing curable composition contains an organic-solvent-soluble dye (A) and a curing agent (C), wherein a content of the organic-solvent-soluble dye (A) is 45% by mass or more based on a total solid content and a content of the curing agent (C) is 20% by mass to 55% by mass based on the total solid content.
    Type: Grant
    Filed: March 31, 2006
    Date of Patent: February 28, 2012
    Assignee: Fujifilm Corporation
    Inventors: Taeko Aizawa, Katsumi Araki
  • Patent number: 8119311
    Abstract: A photosensitive resin composition is provided that includes at least (A) titanium black, (B) a polymerizable compound, (C) a photopolymerization initiator (D) a resin, and (E) an organic solvent, the photopolymerization initiator (C) using in combination two or more types of photopolymerization initiators including at least one type of oxime-based photopolymerization initiator. There are also provided a light-shielding color filter having a pattern formed by using the photosensitive resin composition, a process for producing a light-shielding color filter that includes a step of coating a substrate with the photosensitive resin composition, a step of imagewise exposing, and a step of developing to form a pattern, and an image sensor having the light-shielding color filter.
    Type: Grant
    Filed: March 26, 2009
    Date of Patent: February 21, 2012
    Assignee: Fujifilm Corporation
    Inventors: Toru Fujimori, Yoichi Maruyama, Hiroyuki Einaga, Kazuto Shimada, Tomotaka Tsuchimura, Yushi Kaneko
  • Publication number: 20120038996
    Abstract: The present invention relates to a radically polymerizable composition comprising a hydroxylamine ester used to manufacture color filters. The invention further relates to novel hydroxylamine esters. The invention further relates to the use of hydroxylamine esters in all liquid crystal display components requiring post-baking.
    Type: Application
    Filed: March 17, 2010
    Publication date: February 16, 2012
    Applicant: BASF SE
    Inventors: Hisatoshi Kura, Kaori Sameshima, Kazuhiko Kunimoto, Peter Nesvadba, Masaki Ohwa
  • Publication number: 20120038863
    Abstract: A color filter is provided which is formed by using a small mask continuous exposure method in which a portion between adjacent exposed areas is shielded from light by a blind shutter, and which has dummy photo spacers formed on a colored layer outside a display pixel area at a uniform height. Firstly, by using the small mask continuous exposure method, a colored layer is formed which extends in the X-axis direction astride the display pixel area and a frame area. At this time, the edges of the blind shutter which are parallel to the Y axis are each positioned so as to be distant by 500 ?m to 1000 ?m from a side which forms the outer circumference of the outermost opening and which is closest to the frame area extending in the Y-axis direction. Next, photo spacers are formed on the colored layer such that the central axis of each photo spacer is positioned in a range of positions that are distant by 300 ?m or less from a side which is closest to the frame area extending in the Y-axis direction.
    Type: Application
    Filed: April 28, 2010
    Publication date: February 16, 2012
    Inventors: Kohei Matsui, Ryosuke Yasui
  • Publication number: 20120037860
    Abstract: The present invention provides a dye-containing negative curable composition comprising at least two dyes (A), an oxime photopolymerization initiator (B) and a radical polymerizable monomer (C); or a dye-containing negative curable composition comprising at east two organic-solvent soluble dyes (A), an oxime photopolymerization initiator (B), a radical polymerizable monomer (C) and an organic solvent (D), wherein the moisture content of the composition is less than 1% by mass relative to the total amount of the composition.
    Type: Application
    Filed: September 23, 2011
    Publication date: February 16, 2012
    Applicant: FUJIFILM Corporation
    Inventors: Tomoya Sasaki, Toru Fujimori
  • Patent number: 8114558
    Abstract: Use of pigments of the formula (I) containing melamine as guest compound and having a dispersion harshness of more than 250 as pigments for color filters for liquid-crystal displays.
    Type: Grant
    Filed: July 17, 2006
    Date of Patent: February 14, 2012
    Assignee: LANXESS Deutschland GmbH
    Inventors: Ulrich Feldhues, Frank Linke, Ronald Göbel, Dirk Pfuetzenreuter, Udo Herrmann
  • Patent number: 8110324
    Abstract: A photosensitive resin composition is provided that includes at least (A) titanium black, (B) two or more types of polymerizable compounds, (C) a resin, (D) a photopolymerization initiator, and (E) an organic solvent. There are also provided a light-shielding color filter formed by using the photosensitive resin composition, and a process for producing a light-shielding color filter, the process including a step of coating a substrate with the photosensitive resin composition, a step of imagewise exposing, and a step of developing to form a pattern. Furthermore, there is provided an image sensor that includes the light-shielding color filter.
    Type: Grant
    Filed: March 20, 2009
    Date of Patent: February 7, 2012
    Assignee: Fujifilm Corporation
    Inventors: Toru Fujimori, Yoichi Maruyama, Hiroyuki Einaga, Kazuto Shimada, Tomotaka Tsuchimura, Yushi Kaneko
  • Patent number: 8101325
    Abstract: An azo compound represented by Formula (I), Formula (II), or Formula (III): wherein R1 and R2 each independently represent a hydrogen atom or a substituent; D1 and D2 each independently represent a coupler residue; Z1 and Z2 each independently represent —C(R3)? or —N?; and R3 represents a hydrogen atom or a substituent.
    Type: Grant
    Filed: September 12, 2008
    Date of Patent: January 24, 2012
    Assignee: Fujifilm Corporation
    Inventors: Yuki Mizukawa, Hideki Takakuwa, Toru Fujimori
  • Patent number: 8101249
    Abstract: A retardation layer that includes regions causing different retardations can be manufactured easily. A retardation substrate includes a substrate and a solidified liquid crystal layer supported by the substrate. The solidified liquid crystal layer includes first to third regions. The first to third regions re arranged on the substrate and different in degree of orientation of mesogens.
    Type: Grant
    Filed: November 12, 2010
    Date of Patent: January 24, 2012
    Assignee: Toppan Printing Co., Ltd.
    Inventors: Sosuke Akao, Yuji Kubo, Masashi Aimatsu, Takao Taguchi
  • Patent number: 8089592
    Abstract: Disclosed is a full color liquid crystal display, including a lower substrate and an upper substrate facing each other, partition spacers uniformly arranged between the lower substrate and the upper substrate to form a plurality of spaces while maintaining a cell gap between the lower substrate and the upper substrate, a lower transparent electrode and an upper transparent electrode respectively provided to the lower substrate and the upper substrate in the spaces defined by the partition spacers so as to face each other, subpixels having liquid crystals which are able to reflect or absorb respective specific light wavelengths and which are separately received in the spaces defined by the partition spacers, a plurality of such subpixels constituting a single pixel to exhibit full color.
    Type: Grant
    Filed: November 14, 2007
    Date of Patent: January 3, 2012
    Assignee: NDIS Corporation
    Inventors: Soon Bum Kwon, Gwan Sik Min, Hee Suck Cho
  • Publication number: 20110305980
    Abstract: Disclosed is a blue resin composition for a color filter that includes a colorant including an azaporphyrin-based dye and a blue pigment, an acrylic-based binder resin, a reactive unsaturated compound, a polymerization initiator, and a solvent.
    Type: Application
    Filed: December 20, 2010
    Publication date: December 15, 2011
    Applicant: Cheil Industries Inc.
    Inventors: Nam-Gwang KIM, Sang-Won CHO, Tae-Gyu CHUN, Noh-Seok BYON, Sun-Hee JIN, Jae-Hyun KIM, Gyu-Seok HAN
  • Publication number: 20110299016
    Abstract: A colored photosensitive resin composition comprising (1) an alkali-soluble binder, (2) a monomer or an oligomer, (3) a photopolymerizaton initiator or a photopolymerization initiator system, and (4) a coloring agent, wherein the coloring agent is a specific pigment in a specific quantity. Also provided is a color filter obtained by using the colored photosensitive resin compositions for formation of the respective photosensitive resin layers of R, G and B.
    Type: Application
    Filed: August 18, 2011
    Publication date: December 8, 2011
    Applicant: FUJIFILM CORPORATION
    Inventors: Hideaki ITO, Hideyuki NAKAMURA, Mitsutoshi TANAKA
  • Publication number: 20110294051
    Abstract: Actinically modifiable composition comprising, all based on the entire composition, 10-70% by weight of a colorant or a mixture of colorants; 90-30% by weight of actinically reactive binder material consisting of components selected from the group consisting of binders, binder precursors, dispersants, photoinitiators and stabilizers, although optionally from 0% 30% by weight of the actinically reactive binder material can be non-reactive components; and 0-10% by weight of further, non-reactive constituents; characterized in that the composition has an optical density ?1.0, preferably ?1.2 and more preferably ?1.4 in the entire wavelength range 430-650 nm per 1 ?m layer thickness; and the colorant or 50-100% by weight, preferably 60-100% by weight and more preferably 70-100% by weight of the colorant mixture comprises a colorant obtainable by reaction of a compound of the formula (I) with a compound of the formula (II) in a molar ratio of 1:2, in the presence of a catalyst having a pK value ?4.
    Type: Application
    Filed: December 28, 2009
    Publication date: December 1, 2011
    Applicant: BASF SE
    Inventors: Jan Sültemeyer, Gerardus De Keyzer
  • Publication number: 20110294049
    Abstract: The invention provides a polymerizable composition including an oxime ester photopolymerization initiator, an organic acid anhydride having a molecular weight of 300 or less, and a polymerizable compound.
    Type: Application
    Filed: May 23, 2011
    Publication date: December 1, 2011
    Applicant: FUJIFILM CORPORATION
    Inventors: Masaomi MAKINO, Kazuya OOTA, Yushi KANEKO
  • Publication number: 20110294050
    Abstract: Provided is a pigment dispersion composition suitable for a colored curable composition which enables retaining adhesion capability of a colored pattern and inhibiting the generation of residues, even when a relatively severe development condition is employed. Furthermore, a red colored composition capable of forming a red colored thin film with excellent spectral characteristics. The pigment composition contains an azo pigment represented by the following Formula (1); at least one of acidic functional group-containing organic pigment derivative, anthraquinone derivative, and triazine derivative; and a dispersant. The red colored composition contains a red pigment; a yellow pigment; and a dispersant, in which specific spectral characteristics are satisfied when a colored transmitting film having a thickness of 0.6 ?m is formed using the red colored composition.
    Type: Application
    Filed: May 31, 2011
    Publication date: December 1, 2011
    Applicant: FUJIFILM CORPORATION
    Inventors: Hiroshi TAGUCHI, Hideki TAKAKUWA, Kazuya OOTA, Kaoru AOYAGI, Toshihito KUGE, Masahiro HIGASHI, Nobuo SETO
  • Patent number: 8062714
    Abstract: A method is provided for manufacturing a film formation member having a dividing wall provided on a substrate to form a plurality of partitioned sections with a film being formed within each of the partitioned sections by discharging a predetermined amount of liquid within each of the partitioned sections. The method includes identifying a position of at least one of the partitioned section as a partitioned section with nonuniform liquid affinity among the partitioned sections, and discharging the liquid over a wider discharge range inside the partitioned section with nonuniform liquid affinity than a discharge range inside a partitioned section other than the partitioned section with nonuniform liquid affinity.
    Type: Grant
    Filed: August 5, 2009
    Date of Patent: November 22, 2011
    Assignee: Seiko Epson Corporation
    Inventor: Junichi Sano
  • Publication number: 20110279759
    Abstract: The invention provides a dispersed composition including: (A) titanium black; (B) a polymer compound including a constituent component having a side chain structure to which an acidic group is linked via a linking group; and (C) a solvent. The (B) polymer compound is a polymer having a structure in which an acidic group is linked to a main chain part via a linking group.
    Type: Application
    Filed: February 23, 2010
    Publication date: November 17, 2011
    Applicant: FUJIFILM Corporation
    Inventors: Yuzo Nagata, Masaru Yoshikawa, Makoto Kubota
  • Patent number: 8057969
    Abstract: The present invention provides a dye-containing negative curable composition comprising at least two dyes (A), an oxime photopolymerization initiator (B) and a radical polymerizable monomer (C); or a dye-containing negative curable composition comprising at east two organic-solvent soluble dyes (A), an oxime photopolymerization initiator (B), a radical polymerizable monomer (C) and an organic solvent (D), wherein the moisture content of the composition is less than 1% by mass relative to the total amount of the composition.
    Type: Grant
    Filed: April 26, 2007
    Date of Patent: November 15, 2011
    Assignee: FUJIFILM Corporation
    Inventors: Tomoya Sasaki, Toru Fujimori
  • Patent number: 8053167
    Abstract: Curable compositions have high sensitivity and excellent developability, and further have good storage properties as required. The compositions include a hydroxythiol compound represented by Formula (1) below and a compound with an ethylenically unsaturated double bond: wherein R1 and R2 are each independently a hydrogen atom, a C1-10 alkyl group or an aromatic ring; X is an aliphatic group, an aromatic ring-containing group or a heterocyclic ring-containing group; Y is an ester bond; k and l are each an integer ranging from 1 to 20; m is an integer of 0, 1 or 2; and n is 0 or 1.
    Type: Grant
    Filed: November 15, 2007
    Date of Patent: November 8, 2011
    Assignee: Showa Denko K.K.
    Inventors: Katsumi Murofushi, Haruhiko Ikeda, Hideo Miyata, Yotaro Hattori