Color Patents (Class 430/7)
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Patent number: 8617796Abstract: Disclosed is a photosensitive resin composition for a color filter that includes (A) an organic salt-type sulfonate-containing dye; (B) a pigment; (C) an acrylic-based binder resin; (D) a photopolymerizable monomer; (E) a photopolymerization initiator; and (F) a solvent.Type: GrantFiled: July 7, 2011Date of Patent: December 31, 2013Assignee: Cheil Industries Inc.Inventors: In-Jae Lee, Ji-Yun Kwon, Ju-Ho Jung, Dong-Won Song, Han-Chul Hwang, Jae-Hyun Kim, Gyu-Seok Han
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Publication number: 20130342927Abstract: A color filter forming substrate used in a multifunctional terminal is provided which has a frame disposed surrounding respective colored layers for a color filter and having a non-display area formed by the frame portion all around a boundary between the display area and the frame, and specifically has a transparent substrate as a base material; and, on one side of the base material, colored layers of respective colors for a color filter disposed in a display area and a frame portion comprising a light-shielding colored layer disposed as a region not for display around a periphery of the region for display. The color filter forming substrate is used for a display device.Type: ApplicationFiled: July 3, 2012Publication date: December 26, 2013Applicant: DAI NIPPON PRINTING CO., LTD.Inventors: Kazuyuki Hino, Seiji Tawaraya, Hiroki Sakata
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Patent number: 8614037Abstract: The invention provides a dye-containing negative working curable composition comprising at least a dye, a photo polymerization initiator, and as a radical polymerizable monomer, (C-1) an acidic group-containing polyfunctional (meth)acrylic compound having an acid value of 25 mgKOH/g or more, or (C-1) the acidic group-containing polyfunctional (meth)acrylic compound in combination with (C-2) another radical polymerizable compound other than (C-1).Type: GrantFiled: January 17, 2007Date of Patent: December 24, 2013Assignee: FUJIFILM CorporationInventor: Toru Fujimori
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Publication number: 20130334474Abstract: Provided is a curable colored composition, transmitting the light in the magenta region and absorbing the light in the cyan region. A curable colored composition comprising a metal complex in which a compound represented by formula (1) below is coordinated to a metal atom or a metal compound.Type: ApplicationFiled: August 20, 2013Publication date: December 19, 2013Applicant: FUJIFILM CorporationInventors: Yoshihiro JIMBO, Yutaro NORIZUKI, Yohei ISHIJI, Kazunari YAGI
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Publication number: 20130334473Abstract: The present invention provides a colored curable composition including a phthalocyanine pigment, a dioxazine pigment, a dye, a polymerization initiator, a polymerizable compound and a solvent; and a colored curable composition including a phthalocyanine pigment, a dye multimer having a polymerizable group and a group derived from a dipyrromethene dye, a polymerization initiator, a polymerizable compound and a solvent.Type: ApplicationFiled: August 20, 2013Publication date: December 19, 2013Applicant: FUJIFILM CorporationInventors: Shinichi KANNA, Kazuya OOTA, Masaru YOSHIKAWA, Junichi ITO, Yoshihiko FUJIE, Shigekazu SUZUKI
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Patent number: 8603708Abstract: The invention provides a dye-containing negative curable composition containing at least: (A) an organic solvent-soluble dye; (B) a photo-polymerization initiator; (C) a photo-polymerizable compound; (D) an amino group-containing alkali-soluble resin having, in a side chain thereof, a structure represented by the following Formula (1); and (E) an organic solvent. In Formula (1), R1 and R2 each independently represent a hydrogen atom or a monovalent organic group, and R1 and R2 may be linked with each other to form a ring structure.Type: GrantFiled: September 25, 2009Date of Patent: December 10, 2013Assignee: FUJIFILM CorporationInventors: Yousuke Murakami, Shinichi Kanna, Kazuhiro Fujimaki
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Patent number: 8603723Abstract: The present invention relates to an image transfer process. The process includes the steps of: a) providing an image carrying device including at least one photoluminescent surface; b) displaying a luminous image on a display surface of a light-emitting medium; and c) positioning the display surface of the light-emitting medium that is displaying the luminous image at a distance from the at least one photoluminescent surface of the image carrying device shorter than a predetermined effective distance, for a predetermined period of time.Type: GrantFiled: January 26, 2011Date of Patent: December 10, 2013Assignees: Taiwan Textile Research Institute, Gixia Innovation Co., Ltd.Inventors: Hsi-Wen Chang, Wei-Jen Lai, Pi-Ju Chiang, Chun-Hung Lin, Jung Ya Hsieh
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Patent number: 8597550Abstract: There is provided a method for producing a polarizing film having far superior water resistance to conventional polarizing films by contacting a liquid containing cationic polymers with a surface of a polarizing film.Type: GrantFiled: February 4, 2009Date of Patent: December 3, 2013Assignee: Nitto Denko CorporationInventors: Toru Umemoto, Junzo Miyazaki, Shoichi Matsuda, Sadahiro Nakanishi
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Patent number: 8597861Abstract: The present invention relates to a method for manufacturing a color filter and a color filter manufactured by using the same. More particularly, the present invention pertains to a method for manufacturing a color filter, which includes performing plasma treatment of a black matrix (BM) pattern formed on a substrate to increase a difference in ink repellency of the black matrix pattern and a pixel unit, and a color filter manufactured by using the same. When the production method of the present invention is used, it is possible to provide the color filter in which color mixing does not occur in a pixel unit or between pixel units during discharging of ink by using an inkjet printing process, discoloration due to unfilling does not occur, a surface is uniform, and there is an insignificant step in the pixel unit or between the pixel units.Type: GrantFiled: March 6, 2008Date of Patent: December 3, 2013Assignee: LG Chem, Ltd.Inventors: Dae-Hyun Kim, Dong-Chang Choi, Kyung-Soo Choi, Ho-Chan Ji, Hyun-Sik Kim, Geun-Young Cha, Sung-Hyun Kim, Jae-Joon Kim, Min-A Yu, Mi-Ae Kim, Mi-Kyoung Kim
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Publication number: 20130308219Abstract: The present invention relates to a polymerizable composition comprising at least one ethylenically unsaturated, polymerizable compound and at least one oxime sulfonate compound of the formula (I) QAaBbCc where a is 0, 1, 2, 3, 4 or 6, b is 0, 1, 2, 3, 4 or 6, and c is 0, 1, 2, 3, 4 or 6, where the sum of a+b+c is 1, 2, 3, 4 or 6 where (A) is a group (B) is a group (C) is a group where # denotes the point of attachment to Q; X is S or NR14 and Q, R1, R2, R3 and R14 are as defined in claim 1 and in the description. The present invention also relates to the use of the this composition, to novel oxime sulfonates and the use of the oxime sulfonates as thermal curing promoter.Type: ApplicationFiled: January 27, 2012Publication date: November 21, 2013Applicant: BASF SEInventors: Kazuhiko Kunimoto, Kaori Sameshima, Yuki Matsuoka, Hisatoshi Kura
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Publication number: 20130306919Abstract: The invention provides a photosensitive resin composition that includes titanium black, a photopolymerizable compound, a resin A having an acid value of from 70 mgKOH/g to 250 mgKOH/g, a resin B having an acid value of from 26 mgKOH/g to 65 mgKOH/g, a photopolymerization initiator, and a solvent, the photopolymerization initiator including an oxime photopolymerization compound.Type: ApplicationFiled: July 30, 2013Publication date: November 21, 2013Inventors: Yoichi MARUYAMA, Hiroyuki EINAGA, Toru FUJIMORI, Kazuto SHIMADA, Tomotaka TSUCHIMURA, Yushi KANEKO
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Patent number: 8587887Abstract: A color filter substrate includes a plurality of color filters and a first dummy pattern. The color filters are formed in a display area. The color filters include a plurality of colors. The first dummy pattern is formed in a peripheral area surrounding the display area. The first dummy pattern has a color identical to one of the colors. An edge portion of the first dummy pattern corresponding to an apex of the display area is rounded. Therefore, the reliability of a color filter manufacturing process may be improved, the reliability of the color filter may be improved, and the generation of stain defects having a radial shape may be prevented, so that display quality may be improved.Type: GrantFiled: November 16, 2012Date of Patent: November 19, 2013Assignee: Samsung Display Co., Ltd.Inventors: Chang-Soon Jang, Jin-Seuk Kim
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Patent number: 8586268Abstract: Compounds of the Formula (I) and (II) wherein M1, M2 and M3 independently of one another are no bond, a direct bond, CO, O, S, SO, SO2 or NR14; provided that at least one of M1, M2 or M3 is a direct bond, CO, O, S, SO, SO2 or NR14; M4 is a direct bond, CR?3R?4, CS, O, S, SO, or SO2; Y is S or NR18; R1 for example is hydrogen, C3-C8cycloalkyl, phenyl or naphthyl, both of which are optionally substituted; R2 for example is C1-C20alkyl; R?2 has one of the meanings given for R2; R3 and R4 are for example hydrogen, halogen, C1-C20alkyl; R?3, R?4, R?3 and R?4 independently of one another have one of the meanings given for R3 and R4; and R5 is for example hydrogen, halogen, C1-C20alkyl; provided that in the compounds of the Formula (I) at least two oxime ester groups are present; exhibit an unexpectedly good performance in photopolymerization reactions.Type: GrantFiled: November 9, 2006Date of Patent: November 19, 2013Assignee: BASF SEInventors: Akira Matsumoto, Junichi Tanabe, Hisatoshi Kura, Masaki Ohwa
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Publication number: 20130302727Abstract: Exemplary embodiments of the present invention relate to a photoresist composition and method of forming a color filter using the same. A photoresist composition according to an exemplary embodiment includes about 5% by weight to about 10% by weight of a binder resin, about 5% by weight to about 10% by weight of a monomer, about 1% by weight to about 15% by weight of a photo initiator configured to be activated a light having a peak wavelength from about 400 nm to about 410 nm, about 1% by weight to about 10% by weight of a pigment, about 0.01% by weight to about 1% by weight of a pigment dispersing agent, and a solvent.Type: ApplicationFiled: October 19, 2012Publication date: November 14, 2013Applicant: Samsung Display Co., Ltd.Inventors: Ki-Beom LEE, Su-Yeon Sim, Jae-Hyuk Chang, Chang-Hoon Kim, Hi-Kuk Lee
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Publication number: 20130302728Abstract: 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: ApplicationFiled: July 11, 2013Publication date: November 14, 2013Applicant: BASF SEInventors: Hisatoshi Kura, Kaori Sameshima, Kazuhiko Kunimoto, Peter Nesvadba, Masaki Ohwa
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Publication number: 20130301153Abstract: The present invention provides a color filter and a manufacturing method thereof. The method includes steps of: coating a first material layer on a substrate and patterning it to have first photoresists, first filter portions and first spacer portions; coating a second material layer on the substrate and patterning it to have second photoresists, second filter portions and second spacer portions; and coating a third material layer on the substrate and patterning it to have third photoresists, third filter portions and third spacer portions; and the first, the second, the third filter portions are correspondingly overlapped with each other, and the first, the second, the third spacer portions are correspondingly overlapped with each other.Type: ApplicationFiled: May 15, 2012Publication date: November 14, 2013Applicant: SHENZHEN CHINA STAR OPTELECTRONICS TECHNOLOGY CO LTD.Inventor: Hsiao Hsien Chen
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Publication number: 20130299755Abstract: The invention relates to a photosensitive resin composition, and it has the advantages of a high development speed and good compatibility. The invention also provides a method for manufacturing a color filter, color filter and liquid crystal display device.Type: ApplicationFiled: May 6, 2013Publication date: November 14, 2013Applicant: CHI MEI CORPORATIONInventors: BAR-YUAN HSIEH, JUNG-PIN HSU, BO-HSUAN LIN
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Patent number: 8580467Abstract: A method for fabricating a color filter substrate is disclosed, to realize the simplified fabrication process by forming a film-type color filter layer, which includes preparing a mask having patterns for forming color filter layers and a black matrix layer; positioning the mask above a film; irradiating light to the film through the mask; developing the film to form the film-type color filter layers and the black matrix layer; and adhering the developed film onto a substrate.Type: GrantFiled: October 1, 2009Date of Patent: November 12, 2013Assignee: LG Display Co., Ltd.Inventor: Young Seok Kim
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Publication number: 20130295495Abstract: A photoresist composition for forming a color filter, the composition including a binder resin, a monomer, a photo initiator, a dye compound including epoxy group, and an organic solvent.Type: ApplicationFiled: September 14, 2012Publication date: November 7, 2013Applicant: SAMSUNG DISPLAY CO., LTD.Inventors: Sang-Hun LEE, Sun-Young CHANG, Yun-Ho LEE, Yui-Ku LEE
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Patent number: 8574794Abstract: Disclosed herein is a photosensitive resin composition which exhibits proper optical density and hydrophobicity when it is formed into a light-shielding film, and which is useful in preventing the color mixing or position deviation of color ink when the color ink is charged in a region defined by a light-shielding film.Type: GrantFiled: November 17, 2010Date of Patent: November 5, 2013Assignee: Kolon Industries, Inc.Inventors: Jae Gook Han, Chung Seock Kang, Soo Kang Kim, Young Sung Suh, Kyung Keun Yoon
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Publication number: 20130285182Abstract: There is provided a photosensitive transparent composition for a color filter of a solid-state imaging device, containing (A) a photopolymerization initiator, (B) a polymerizable compound, and (C) an alkali-soluble resin, wherein the cured film obtained from the photosensitive transparent composition has a refractive index of 1.60 to 1.90 for light at a wavelength of 633 nm.Type: ApplicationFiled: June 21, 2013Publication date: October 31, 2013Inventors: Toshiyuki SAIE, Shinichi KANNA, Makoto KUBOTA, Yuzo NAGATA
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Publication number: 20130279038Abstract: A manufacturing method of a color filter, includes: forming a black matrix on a substrate; adding photosensitive pigment material into the black matrix to form color resist units; exposing each color resist unit, in which different areas of each color resist unit are irradiated with light of different intensity; and developing each color resist unit to form a color resistance. Since the adjoining areas of each color resistance that adjoin the black matrix are flatter than the adjoining areas of each color resist unit that adjoin the black matrix, therefore, the surface of the transparent conductive layer covering the adjoining areas of each color resistance is also correspondingly flatter than before, which allows the liquid crystal molecules in the transparent conductive layer to be regularly arranged to improve the contrast of the color filter layer.Type: ApplicationFiled: July 12, 2012Publication date: October 24, 2013Applicant: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventor: Hsiao-hsien Chen
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Patent number: 8551676Abstract: There are provided a pigment-dispersed composition comprising at least a resin having a pendant group containing a nitrogen-containing heterocyclic ring and an ethylenic unsaturated double bond in the main chain skeleton, a pigment, and a solvent, and a curable composition using this, a color filter having a colored pattern formed from the curable composition, and a production method thereof.Type: GrantFiled: March 28, 2008Date of Patent: October 8, 2013Assignee: FUJIFILM CorporationInventors: Taeko Nakashima, Kazuto Shimada
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Publication number: 20130244145Abstract: A method of fabricating a polarized color filter wherein a transparent substrate is provided and coated with a photoresist layer. A wave-shaped mask may then be prepared and a periodic wave-shaped surface may be placed in contact with the photoresist layer, treating the photoresist layer with a primary exposure process. An external force may be applied to the wave-shaped mask, and the transparent substrate or wave-shaped mask by be rotated by a predetermined degree. The photoresist layer may be treated with a secondary exposure process, wherein the photoresist layer is developed in order to obtain a photoresist pattern layer. A metal layer may be coated on the transparent substrate with the photoresist pattern layer. The photoresist pattern layer and the portion of the metal layer on the photoresist pattern layer may then be removed such that the remaining metal layer forms a periodic hole substrate.Type: ApplicationFiled: June 22, 2012Publication date: September 19, 2013Applicant: NATIONAL TAIWAN UNIVERSITYInventors: Si-Chen Lee, Fang-Tzu Chuang, Yu-Wei Jiang, Hung-Hsin Chen
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Patent number: 8535857Abstract: The invention provides a dye-containing negative curable composition containing at least a dye soluble in an organic solvent, a photopolymerization initiator, a photopolymerizable compound containing an amine structure, and an organic solvent; a color filter formed from the dye-containing negative curable composition; a method of producing the color filter; and a solid-state image sensor.Type: GrantFiled: December 23, 2008Date of Patent: September 17, 2013Assignee: FUJIFILM CorporationInventors: Yosuke Murakami, Tomotaka Tsuchimura
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Patent number: 8529803Abstract: A curable coloring composition includes a quinophthalone dye of Formula (1). A color filter employing the composition, a method for producing the color filter, and a quinophthalone dye of Formula (2) are also described. The curable coloring composition and color filter have good color hue, high transmittance properties, high light fastness and heat fastness, and excellent stability over time and solvent resistance.Type: GrantFiled: March 19, 2010Date of Patent: September 10, 2013Assignee: FUJIFILM CorporationInventors: Yoshihiko Fujie, Yuuki Mizukawa, Shinichi Kanna, Kazuya Oota
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Patent number: 8530115Abstract: A method of manufacturing a color filter array panel is provided. The method includes forming light-blocking members having a plurality of openings on a substrate, forming transparent organic layers within the openings, forming color filters by spraying ink for the color filters in the openings, and forming a common electrode on the color filters and the light-blocking members. The transparent organic layers are formed in reflective areas, and the color filters are formed by using an inkjet printing system so that it is possible to planarize the color filters and improve color characteristics of the reflective areas.Type: GrantFiled: April 12, 2006Date of Patent: September 10, 2013Assignee: Samsung Display Co., Ltd.Inventor: Soo-Guy Rho
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Patent number: 8530116Abstract: A colored curable composition for a color filter includes: (A) a pigment in an amount of from 35 to 70 mass % with respect to the total solid content of the colored curable composition, (B) an amino resin, (C) an alkali-soluble resin, (D) a polymerizable monomer, and (E) a photopolymerization initiator, in which the proportion of (B) the amino resin to (C) the alkali-soluble resin (B/C; mass ratio) is in the range of from 1 to 10.Type: GrantFiled: March 18, 2010Date of Patent: September 10, 2013Assignee: FUJIFILM CorporationInventor: Kaoru Aoyagi
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Patent number: 8530117Abstract: 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: GrantFiled: December 8, 2011Date of Patent: September 10, 2013Assignee: Eastman Kodak CompanyInventors: M. Zaki Ali, David E. Brown, Elsie A. Fohrenkamm, Michael B. Heller
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Patent number: 8524425Abstract: Compounds of the formula (I) and (II) M1, M2 and M3 independently of one another are no bond, a direct bond, CO, O, S, SO, SO2 or NR14; provided that at least one of M1, M2 or M3 is a direct bond, CO, O, S, SO, SO2 or NR14; M4 is a direct bond, CR?3R?4, CS, O, S, SO, or SO2; Y is S or NR18; R1 for example is hydrogen, C3-C8cycloalkyl, phenyl or napthyl, both of which are optionally substituted; R2 for example is C1-C20alkyl; R?2 has one of the meanings given for R2; R3 and R4 are for example hydrogen, halogen, C1-C20alkyl; R?3, R?4, R?3 and R?4 independently of one another have one of the meanings given for R3 and R4; and R5 is for example hydrogen, halogen, C1-C20alkyl; provided that in the compounds of the formula (I) at least two oxime ester groups are present and provided that at least one specified substituent R2 or R?2 is present; exhibit an unexpectedly good performance in photopolymerization reactions.Type: GrantFiled: April 28, 2008Date of Patent: September 3, 2013Assignee: BASF SEInventors: Akira Matsumoto, Junichi Tanabe, Hisatoshi Kura, Masaki Ohwa
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Patent number: 8513332Abstract: Disclosed is a color filter ink composition that includes an acrylic-based copolymer resin including repeating units represented by a particular chemical formula, a polymerizable monomer, a pigment, and a solvent. According to the present invention, the color filter ink composition can have excellent ejection properties and ejection stability by using a new acrylic-based copolymer resin as a binder resin, and also can have excellent storage stability, so that it can be used for a long period. In addition, a pattern formed using the color filter ink composition can have improved heat resistance, chemical resistance, and film strength.Type: GrantFiled: April 16, 2010Date of Patent: August 20, 2013Assignee: Cheil Industries Inc.Inventors: Jong-Seung Park, In-Jae Lee, Jin-Ki Hong, Seung-Joo Shin, Sung-Woong Kim, Tae-Woon Cha
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Patent number: 8512921Abstract: The present invention related to a pigment dispersion composition, a color resist composition including the same, and a color filter fabricated by using the color resist composition. The pigment dispersion composition includes [A] a pigment, [B] a dispersing agent, [C] a cardo-based binder resin, and [D] a solvent.Type: GrantFiled: April 27, 2011Date of Patent: August 20, 2013Assignee: Cheil Industries Inc.Inventors: Chang-Min Lee, Jae-Hyun Kim, Eui-June Jeong, Kil-Sung Lee
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Patent number: 8512920Abstract: A color filter substrate includes a transparent substrate, a color photoresist layer and an air guiding layer. The color photoresist layer is disposed on the transparent substrate. The air guiding layer is disposed on the substrate and surrounds the color photoresist layer. The air guiding layer includes a plurality of strip-shaped patterns disposed apart from each other. One end of each of the strip-shaped patterns is connected to the color photoresist layer, and the other end of each of the strip-shaped patterns extends toward a direction far away from the color photoresist layer. An air guiding groove is formed between each two adjacent strip-shaped patterns. A color display apparatus having the color filter substrate is also provided. The color filter substrate can be assembled to the display layer without producing air bubbles, and thereby improves display quality of the color display apparatus.Type: GrantFiled: December 17, 2009Date of Patent: August 20, 2013Assignee: E Ink Holdings Inc.Inventors: Yi-Ching Wang, Jui-Chung Cheng, Tzu-Ming Wang, Ted-Hong Shinn
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Patent number: 8497053Abstract: The present invention relates to a pigment dispersion composition that is capable of decreasing pattern residues and improving resolution, a resist composition for a color filter including the same, and a color filter fabricated using the same. More particularly, the pigment dispersion composition includes a pigment, a binder resin, a solvent, and a first dispersing agent and a second dispersing agent each represented by a predetermined chemical formula.Type: GrantFiled: March 11, 2010Date of Patent: July 30, 2013Assignee: Cheil Industries Inc.Inventors: Chang-Min Lee, Kil-Sung Lee, Jae-Hyun Kim, Eui-June Jeong
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Publication number: 20130188270Abstract: Compounds of the formula (I), wherein R1, R2, R3, R4, R5, R6, R7 and R8 for example independently of each other are hydro-gen, C1-C20alkyl, (II), COR16 or NO2, provided that at least one pair of R1 and R2, R2 and R3, R3 and R4, R5 and R6, R6 and R7, or R7 and R8 is (III); R9, R10, R11 and R12 for example independently of each other are hydrogen, C1-C20alkyl which optionally substituted; or R9, R10, R11, and R12 independently of each other are unsubstituted or substituted phenyl; X is CO or a direct bond; R13 is for example C1-C20alkyl which optionally is substituted, C2-C12alkenyl, C4-C8cycloalkenyl, C2-C12alkinyl, C3-C10-cycloalkyl, phenyl or naphthyl both of which are optionally substituted; R14 is for example hydrogen, C3-C8cycloalkyl, C2-C5alkenyl, C1-C20alkoxy, C1-C20alkyl, phenyl or naphthyl; R15 is for example C6-C20aryl or C5-C20heteroaryl; R16 is for example C6-C20aryl which is unsubstituted or substituted by one or more C1-C20alkoxy or C1-C20alkyl; are in particular suitable as photoinitiators for cType: ApplicationFiled: October 4, 2011Publication date: July 25, 2013Applicant: BASF SEInventors: Yuichi Nishimae, Hisatoshi Kura, Kazuhiko Kunimoto, Ryuhei Yamagami, Keita Tanaka
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Patent number: 8491823Abstract: To obtain a water-resistant polarizing film free from deterioration in dichroic ratio caused by water-resistant treatment, it is critical that adjacent sulfonic acid groups or sulfonate groups in the organic dyes to be used for the polarizing film are spaced at moderate intervals.Type: GrantFiled: January 23, 2009Date of Patent: July 23, 2013Assignee: Nitto Denko CorporationInventors: Junzo Miyazaki, Shoichi Matsuda, Kyoko Nishiguchi
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Patent number: 8492057Abstract: A colored curable composition for a solid-state image pickup device, including a polyhalogenated zinc phthalocyanine pigment, a photopolymerization initiator, a polymerizable compound, and an epoxy compound.Type: GrantFiled: March 16, 2010Date of Patent: July 23, 2013Assignee: FUJIFILM CorporationInventors: Hideki Takakuwa, Hiroshi Taguchi, Kaoru Aoyagi
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Patent number: 8492056Abstract: A color filter including a substrate, a plurality of first single-layer filter units and a plurality of first multilayer filter units is provided. The substrate has a plurality of first regions and a plurality of second regions. The first single-layer filter units is disposed on the substrate and located in the first regions respectively. The first multilayer filter units is disposed on the substrate and located in the second regions respectively. A manufacturing method for a color filter is also provided.Type: GrantFiled: October 22, 2009Date of Patent: July 23, 2013Assignee: Himax Display, Inc.Inventor: Wei-Hsiao Chen
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Curable composition, color filter and process for production thereof, and solid-state imaging device
Patent number: 8492071Abstract: A curable composition containing (A) a polymerizable compound having an alkyleneoxy group having two or more carbon atoms, (B) a polymerizable compound lacking an alkyleneoxy group having two or more carbon atoms, (C) an i-line absorber, (D) a photopolymerization initiator, (E) an alkali-soluble resin, and (F) a pigment, wherein a mass ratio [(A)/((A)+(B))] is from 0.5 to 0.9, and an i-line transmittance obtainable when the curable composition is formed into a coating film having a thickness of 0.7 ?m, is 10% or less. The curable composition of the invention has enhanced adhesiveness upon forming a micro pattern, and can reduce development residues in unexposed non-cured areas. The curable composition of the invention is suitable for the use in color filters.Type: GrantFiled: March 27, 2009Date of Patent: July 23, 2013Assignee: FUJIFILM CorporationInventor: Hiroshi Taguchi -
Patent number: 8488098Abstract: A phase-type diffraction device includes a substrate having a front surface and a solidified liquid crystal layer formed on the front surface of the substrate and constituted by a continuous film containing at least a liquid crystal compound. The solidified liquid crystal layer is constituted by first, second and third regions arranged periodically, the third region being interposed between the first region and the second region. The first region is optically anisotropic and the second region is optically isotropic, the third region is not optically isotropic, a degree of orientation of mesogens of the liquid crystal compound being lower than that of the first region. An in-plane average refractive index ni of the second region is different from an in-plane average refractive index na of the first region and an in-plane average refractive index nm of the third region is between ni and na.Type: GrantFiled: August 18, 2011Date of Patent: July 16, 2013Assignee: Toppan Printing Co., Ltd.Inventors: Sosuke Akao, Takeshi Itoi
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Patent number: 8486591Abstract: Disclosed is a color filter photosensitive resin composition that includes (A) an acryl-based binder resin having at least one carboxyl group, (B) an acryl-based photopolymerizable monomer, (C) a photopolymerization initiator, and (D) a solvent, where at least one of the acryl-based binder resin or the acryl-based photopolymerizable monomer includes a blue dye functional group. The color filter photosensitive resin composition can be prepared into a color filter having uniformity, almost no residue, and high resolution due to ultrafine pixels of 1.4 ?m or less.Type: GrantFiled: October 20, 2009Date of Patent: July 16, 2013Assignee: Cheil Industries Inc.Inventors: Eui-June Jeong, Kil-Sung Lee, Jae-Hyun Kim, Chang-Min Lee
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Patent number: 8475979Abstract: 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: GrantFiled: October 20, 2011Date of Patent: July 2, 2013Assignees: Boe Technology Group Co., Ltd., Chengdu Boe Optoelectronics Technology Co., Ltd.Inventor: Hongtao Lin
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Patent number: 8470502Abstract: A photosensitive resin composition is provided which provides a high resolution even when a pattern is formed using a low exposure intensity (in particular, less than 200 mJ/cm2) and may inhibit deterioration in pattern rectangularity during a post baking process of a post treatment. The photosensitive resin composition includes: a resin; an oxime photopolymerization initiator; a UV absorbing agent; and a monomer containing a hydrogen bonding group, the amount of the monomer containing a hydrogen bonding group being 30 mass % or more with respect to the total solid content of the composition, and the photosensitive resin composition is used for forming a solid-state imaging device.Type: GrantFiled: July 27, 2009Date of Patent: June 25, 2013Assignee: FUJIFILM CorporationInventors: Hideki Takakuwa, Kaoru Aoyagi, Kazuto Shimada
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Patent number: 8470503Abstract: The present invention relates to a photosensitive resin composition for color filter of liquid-crystal displays, and particularly provides a photosensitive resin composition for reducing aggregation of pigment, which has superior development properties, and forms images having no undercut after development in the formation of green pixels for color filter. The composition comprises an alkali-soluble resin (A), a photopolymerizable monomer (B), a photoinitiator (C), an organic solvent (D), and a pigment (E). In which the pigment (E) comprises a halogenated phthalocyanine compound (E-1) as depicted in the undermentioned Formula (1): wherein, M is Al, Si, Sc, Ti, V, Fe, Co, Ni, Zn, Ga, Ge, Y, Zr, Nb, In, Sn or Pb; X1˜X16 are hydrogen atoms or halogen atoms, and the halogen atoms are fluorine atoms, chlorine atoms, bromine atoms or iodine atoms.Type: GrantFiled: February 23, 2011Date of Patent: June 25, 2013Assignee: Chi Mei CorporationInventors: Jung Pin Hsu, Bo Hsuan Lin
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Patent number: 8465886Abstract: Disclosed is a color filter substrate which exhibits color filter contrast of not less than 9000 and includes a transparent substrate, and a plurality of color pixels differing in color and formed on the transparent substrate, wherein each of the plurality of color pixels is formed of a photosensitive color composition containing two or more kinds of pigments, a birefringence ?n of a pigment dispersion represented by following equation (1) and a content of pigments contained in the photosensitive composition satisfies prescribed conditions, and, an absolute value of retardation in thickness direction (Rth) of the color pixels which is represented by following equation (2) is confined to a range of 0-3 nm.Type: GrantFiled: October 21, 2010Date of Patent: June 18, 2013Assignee: Toppan Printing Co., Ltd.Inventors: Mie Shimizu, Takeshi Ikeda, Hidesato Hagiwara, Koichi Minato
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Publication number: 20130142966Abstract: The invention relates to a blue photosensitive resin composition, and the smoothness of the edge profile formed thereby after development is good. Furthermore, the contrast of a liquid crystal display device manufactured with the blue photosensitive resin composition is excellent. The invention also provides a method for manufacturing a color filter, a color filter and a liquid crystal display device are also provided in the invention.Type: ApplicationFiled: November 20, 2012Publication date: June 6, 2013Applicant: CHI MEI CORPORATIONInventor: CHI MEI CORPORATION
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Patent number: 8455160Abstract: A color filter of a liquid crystal on silicon (LCOS) display device is disclosed, including a substrate including a plurality of pixel regions wherein each pixel region includes a first color dot, a second color dot and a third color dot; and a first color resist, a second color resist and a third color resist disposed in the first color dot, the second color dot and the third color dot on the substrate, wherein each of the first color resist, the second color resist and the third color resist includes at least one opening.Type: GrantFiled: December 9, 2010Date of Patent: June 4, 2013Assignee: Himax Technologies LimitedInventors: Ho Tu, Yi-Hua Wang
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Publication number: 20130137018Abstract: The invention provides a dye compound having a partial structure represented by the following formula (5): wherein in formula (5), Dye represents a dye structure; G1 represents NR or an oxygen atom; G2 represents a monovalent substituent group having an ?Es? value as a steric parameter of 1.5 or more; p represents an integer from 1 to 8; when p is 2 or greater, the two or more structures represented by p may be the same or different from each other; and R represents a hydrogen atom or a monovalent substituent group.Type: ApplicationFiled: January 22, 2013Publication date: May 30, 2013Applicant: FUJIFILM CORPORATIONInventor: FUJIFILM CORPORATION
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Patent number: 8445167Abstract: The invention aims to provide a metal phthalocyanine dye mixture having excellent solubility in an organic solvent, which can be formed into a thin film.Type: GrantFiled: March 16, 2009Date of Patent: May 21, 2013Assignee: FUJIFILM CorporationInventors: Yuki Mizukawa, Hideki Takakuwa
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Patent number: 8440374Abstract: A colored curable composition with which a coating film having excellent uniformity and surface planarity can be formed even when the support (substrate) has irregularities, and which exhibits excellent developability, and which is capable of forming a high-resolution colored pattern, is provided. The colored curable composition includes: (A) a polymer that contains a structural unit having a carboxyl group bonded to a main chain thereof via a linking group containing an ester group; (B) a photopolymerization initiator; (C) a polymerizable compound; (D) a pigment; and (E) a dispersant containing a phosphoric acid group.Type: GrantFiled: September 17, 2009Date of Patent: May 14, 2013Assignee: FUJIFILM CorporationInventor: Hiroshi Taguchi