Acyclic Azo Attached Directly Or Indirectly To The Heterocyclic Ring By Nonionic Bonding Patents (Class 106/31.5)
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Patent number: 7988776Abstract: A coloring composition containing an azo dye of the following formula (1): wherein R1, R2, R3 and R6 represent a monovalent substituent; R5 represents a hydrogen atom or a monovalent substituent; n is 0 to 4.Type: GrantFiled: March 27, 2008Date of Patent: August 2, 2011Assignee: Fujifilm CorporationInventors: Yoshihiko Fujie, Hisashi Mikoshiba, Naotsugu Muro
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Patent number: 7951235Abstract: A process is provided for printing an image on a substrate, the process comprising applying to the substrate an ink composition which comprises a liquid medium and a compound of Formula (1): wherein: A and D each independently represent optionally substituted aryl or optionally substituted heteroaryl; E represents optionally substituted pyrazolyl; Z represents H, halogen, nitro, cyano, hydroxy, amino, carboxy, optionally substituted alkyl, optionally substituted alkoxy or optionally substituted aryloxy; and p is an integer from 0 to 5; provided that E does not have an optionally substituted carbonamide group of formula —CONR1R2 directly attached to it, wherein R1 and R2 each independently represent H, optionally substituted alkyl, optionally substituted cycloalkyl, or optionally substituted aryl. The printing is preferably ink jet printing. Also provided are compounds of Formula (1) and ink compositions containing the same.Type: GrantFiled: July 31, 2006Date of Patent: May 31, 2011Assignee: Fujifilm Imaging Colorants LimitedInventors: Lilian Monahan, Philip John Double, Roy Bradbury, Lynn Patricia Bradbury, legal representative
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Patent number: 7927688Abstract: A security information and graphic image fusion system to be used with verification equipment to provide a tamper proof labeled article having security information thereon. The label comprises a printable sheet having at least one invisible IR or UV image, or both, printed thereon, at least one visible image printed thereon, and an over-coating layer thereon. The invisible IR or UV image, or both, provide security information. The visible image provides the graphic image. The label is permanently fused by an in-mold molding process to an article made of plastic, rubber or the combination thereof to render it tamper proof.Type: GrantFiled: December 1, 2004Date of Patent: April 19, 2011Assignee: Standard Register CompanyInventors: Fredric Louis Abrams, Robert Frank Freund
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Patent number: 7901498Abstract: The present invention relates to a trisazo compound represented by the following formula (1): wherein, n represents 0 or 1, the group A represents a substituted heterocyclic group, R1 represents a C1-C4 alkyl group which may be substituted or the like, R2 represents a cyano group or the like, R3 and R4 each independently represent a hydrogen atom, a sulfo group or the like, R5 to R7 each independently represent a hydrogen atom, a C1-C4 alkyl group which may be substituted, a C1-C4 alkoxy group which may be substituted or the like, respectively or salt thereof.Type: GrantFiled: November 25, 2008Date of Patent: March 8, 2011Assignee: Nippon Kayaku Kabushiki KaishaInventors: Koji Hirota, Takahiko Matsui, Takashi Yoshimoto, Shinsuke Shimizu
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Patent number: 7887627Abstract: Dye-based black ink formulations, ink-jet ink sets, and methods of making a dye-based black ink formulation, are disclosed.Type: GrantFiled: April 23, 2007Date of Patent: February 15, 2011Assignee: Hewlett-Packard Development Company, L.P.Inventors: Sukanya Rengaswamy, Zia Ur Rehman, Mary E Austin
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Patent number: 7846245Abstract: Ink, ink sets, and methods of printing are provided. The inks can include a plurality of dyes such that upon printing on a print medium, the printed ink or inks can maintain a neutral color, defined by an a* value from about ?1 to about 3 and having a b* value from about 3 to about ?15. This neutral color can be maintained such that the printed ink or image has these a*b* values for substantially all L* values ranging from about 25 to about 75, or even from 0 to 95.Type: GrantFiled: November 2, 2006Date of Patent: December 7, 2010Assignee: Hewlett-Packard Development Company, L.P.Inventors: Dennis P Parazak, Eduardo Amela
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Publication number: 20100302305Abstract: To obtain an ink set capable of forming an image excellent in the light fastness and ozone fastness and reduced in the generation of a bronze phenomenon; an inkjet recording method; and a recorded material.Type: ApplicationFiled: October 30, 2008Publication date: December 2, 2010Applicant: FUJIFILM CORPORATIONInventors: Keiichi Tateishi, Hiroshi Yamamoto, Shigeaki Tanaka
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Patent number: 7838184Abstract: An azo dye of the following formula: wherein R1, R2, R4 and R5 represent a hydrogen atom or a substituent; R3 and R6 each independently represent a substituent; n indicates 0 to 3. The dye has an excellent optical characteristic with sharp absorption and excellent fastness.Type: GrantFiled: September 27, 2007Date of Patent: November 23, 2010Assignee: Fujifilm CorporationInventors: Yoshihiko Fujie, Takashi Hoshimiya, Hisashi Mikoshiba, Naotsugu Muro
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Patent number: 7833335Abstract: Ink-jet sets, printer systems, methods of printing, and printing materials are disclosed.Type: GrantFiled: April 12, 2007Date of Patent: November 16, 2010Assignee: Hewlett-Packard Development Company, L.P.Inventors: Matthew Thornberry, Hiang P. Lauw, Raymond Adamic, James P. Shields
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Patent number: 7828887Abstract: Dye-based ink formulations and methods of making dye-based ink formulations are disclosed.Type: GrantFiled: April 23, 2007Date of Patent: November 9, 2010Assignee: Hewlett-Packard Development Company, L.P.Inventors: Sukanya Rengaswamy, Zia Ur Rehman, Mary E Austin
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Patent number: 7811368Abstract: Disclosed is a phase change ink composition comprising a phase change ink carrier and a compound of the formula and dimers thereof, wherein R, R?, X, (Y)m; and (Z)n are as defined herein.Type: GrantFiled: April 4, 2007Date of Patent: October 12, 2010Assignee: Xerox CorporationInventors: Jeffrey H. Banning, James D. Mayo, Rina Carlini
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Publication number: 20100242791Abstract: An inkjet ink composition includes a sulfoxide compound, a water-soluble dye having an aromatic heterocycle in a molecule, water and a water-soluble organic solvent, wherein the sulfoxide compound has a content of from 1% by weight to less than 10% by weight, based on the total weight of the composition. An inkjet recording method includes using an inkjet printer having a silicon oxide layer or a silane coupling layer in at least part of a component with which ink is brought into contact, and ejecting an inkjet ink composition from the inkjet printer to record an image on an inkjet recording medium, wherein the inkjet ink composition contains a sulfoxide compound, a water-soluble dye, and the sulfoxide compound has a content of from 1% by weight to less than 10% by weight, based on the total weight of the composition.Type: ApplicationFiled: March 25, 2010Publication date: September 30, 2010Applicant: FUJIFILM CORPORATIONInventor: Naotaka WACHI
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Patent number: 7776144Abstract: To provide inks and ink sets for inkjet recording, which have good fastness and good jet-out stability and which give good images with no bleeding trouble, yellow ink, black ink and magenta ink for inkjet printing contain at least two dyes each having an oxidation potential over 1.0 V (vs SCE).Type: GrantFiled: October 22, 2004Date of Patent: August 17, 2010Assignee: FUJIFILM CorporationInventors: Toshiki Taguchi, Takashi Ozawa, Manabu Ogawa, Naotaka Wachi
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Publication number: 20100196676Abstract: The present invention relates to disperse azo dyes based on a phthalimido-substituted aniline coupling component and an aromatic-carbocyclic or an aromatic-heterocyclic diazo component, to a process for the preparation of such dyes and to their use in the dyeing or printing of semi-synthetic and, especially, synthetic hydrophobic fibre materials, more especially textile materials.Type: ApplicationFiled: July 8, 2008Publication date: August 5, 2010Applicant: Huntsman International LLCInventors: Romeo Dreier, Alfons Arquint, Urs Lauk, Patric Nowack
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Patent number: 7758683Abstract: An ink composition, which comprises: at least two kinds of water-soluble dyes each having the maximum wavelength of an absorption spectrum in an aqueous solvent of from 550 to 700 nm, wherein at least one of the at least two kinds of water-soluble dyes is selected from the group consisting of a compound represented by formula (L-1) as defined in the specification, a salt of the compound represented by formula (L-1) and a compound having a naphthalene ring substituted with at least one hydroxyl group and three or more azo groups; an ink set containing at least one kind of the ink composition; a recording method comprising applying the ink composition to a recording medium; and a recording method comprising loading the ink set on a recording apparatus, and applying the ink from the recording apparatus to a recording medium.Type: GrantFiled: October 19, 2006Date of Patent: July 20, 2010Assignee: FUJIFILM CorporationInventors: Kaoru Tojo, Ryoichi Nakano
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Publication number: 20100167028Abstract: The present invention concerns concentrated aqueous solutions of an anionic disazo dye, comprising salts and or the free acids of the anionic dye of the formula (I) and 2-(2-butoxyethoxy)ethanol and the use of these solutions for dyeing and/or printing hydroxyl-containing substrates and for producing inkjet inks.Type: ApplicationFiled: May 21, 2008Publication date: July 1, 2010Applicant: CLARIANT FINANCE (BVI) LIMITEDInventor: Ludwig Hasemann
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Patent number: 7740695Abstract: An ink set containing at least a yellow ink composition, a magenta ink composition, and a cyan ink composition: said magenta ink composition containing as a colorant at least one type of compound expressed by the formula M-1 in claim 1, and at least one type of compound expressed by the following formula M-2 in claim 1, the yellow ink composition containing as a colorant at least one type of compound expressed by the formula Y-1 in claim 1; and the cyan ink composition containing as a colorant at least one type of compound selected from the group consisting of compounds or salts thereof expressed by the Formula C-1 in claim 1.Type: GrantFiled: September 28, 2007Date of Patent: June 22, 2010Assignee: Seiko Epson CorporationInventors: Kazuhiko Kitamura, Akihito Sao, Hiroshi Fukumoto
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Patent number: 7736427Abstract: An inkset comprising at least a yellow ink composition, two types of magenta ink compositions of different color density, and a cyan ink composition: the magenta ink composition containing as a colorant at least one type of compound expressed by the formula M-1, and at least one type of compound expressed by the formula M-2, the yellow ink composition containing as a colorant at least one type of compound expressed by the formula Y-1 the cyan ink composition containing as a cyan dye at least one type of compound selected from the compounds or salt thereof expressed by the formula C-1.Type: GrantFiled: December 13, 2007Date of Patent: June 15, 2010Assignee: Seiko Epson CorporationInventors: Kazuhiko Kitamura, Akihito Sao, Hiroshi Fukumoto
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Patent number: 7731788Abstract: An ink set including at least a yellow ink composition, a magenta ink composition, and a cyan ink composition; the magenta ink composition containing as a colorant at least one type of compound expressed by the Formula M-1 in claim 1; the yellow ink composition containing as a colorant at least one type of compound expressed by the formula Y-1 in claim 1; and the cyan ink composition containing as a colorant at least one type of compound selected from the group consisting of compounds or salts thereof expressed by the Formula C-1 in claim 1.Type: GrantFiled: September 28, 2007Date of Patent: June 8, 2010Assignee: Seiko Epson CorporationInventors: Kazuhiko Kitamura, Akihito Sao, Hiroshi Fukumoto
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Publication number: 20100124639Abstract: A process for printing an image on a substrate comprising applying to the substrate an ink comprising a medium and compound of Formula (1) or a salt thereof: wherein: each S1, S2, S3 and S4 independently is a substituent other than a water-dispersing substituent; each W1, W2, W3 and W4 independently is a water-dispersing substituent; a, b, c and d each independently is from 0 to 4; m, n, o and p each independently is from 0 to 4; (a+m) has a value of from 0 to 4; (b+n) has a value of from 0 to 4; (c+o) has a value of from 0 to 4; (d+p) has a value of from 0 to 4; and (n+o) has a value of from 1 to 8.Type: ApplicationFiled: April 17, 2008Publication date: May 20, 2010Inventor: Gavin Wright
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Patent number: 7704311Abstract: An ink composition, which comprises at least two kinds of water-soluble dyes, wherein at least one of the at least two kinds of water-soluble dyes is a compound selected from the group consisting of a compound represented by formula (S-1), which is described in the specification, and a salt of the compound represented by formula (S-1) and at least one of the at least two kinds of water-soluble dyes is a compound represented by formula (L-1), which is described in the specification, or a compound having a naphthalene ring substituted with at least one hydroxyl group and three or more azo groups.Type: GrantFiled: October 20, 2006Date of Patent: April 27, 2010Assignee: FUJIFILM CorporationInventor: Kaoru Tojo
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Patent number: 7704310Abstract: A compound of Formula (1) or a salt thereof: A-N?N-D-N?N—B—N?N-A/??Formula (1) wherein A is an optionally substituted aryl, heteroaryl, non-aromatic heterocyclic or alkenyl group; D is an optionally substituted, optionally metallized 1,8-dihydroxynaphthalene group; B is an optionally substituted organic linking group; and A/ is an optionally substituted pyrazolyl group which does not have an aromatic group as a substituent directly attached to either of the nitrogen atoms of the pyrazolyl ring. Also provided are compositions, inks, ink sets, substrates and cartridges all containing the compound or salt and printing processes using the compound or salt. The compounds and salts are especially useful for ink-jet printing.Type: GrantFiled: September 24, 2007Date of Patent: April 27, 2010Assignee: Fujifilm Imaging Colorants LimitedInventor: David Phillip Devonald
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Publication number: 20100071588Abstract: Disclosed is an inkjet recording yellow ink containing a water-soluble azo dye (yn1) selected from the group consisting of a compound represented by the following Formula (Y) in which n is 1, and a salt thereof, and a water-soluble azo dye (yn2) selected from the group consisting of a compound represented by the following Formula (Y) in which n is 2, and a salt thereof: wherein, in Formula (Y), G represents a heterocyclic group; R, X, Y, Z, and Q each independently represent a monovalent or divalent group; n represents 1 or 2; when n is 1, R, X, Y, Z, Q and G each independently represent a monovalent group; and when n is 2, R, X, Y, Z, Q and G each independently represent a monovalent or divalent group, and at least one of R, X, Y, Z, Q and G represents a divalent substituent.Type: ApplicationFiled: August 28, 2009Publication date: March 25, 2010Applicant: FUJIFILM CORPORATIONInventor: Naotaka WACHI
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Publication number: 20100071589Abstract: The present invention relates to a disperse dye mixture containing (a) two or more disperse dyestuffs of the formula (I) or (b) one or more disperse dyestuffs of the formula (I) and one or more other disperse dyestuffs. The invention also relates to their process of preparation and their use.Type: ApplicationFiled: December 13, 2007Publication date: March 25, 2010Applicant: DyStar Textifarben GmbH & Co. Deutschland KGInventors: Clemens Grund, Andreas Endres, Hartwig Jordan, Adrian Murgatroyd, Stefan Neubauer, Nigel Hall, Anthony Lawrence, Shinsuke Ono, Klaus-Wilfried Wanken
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Publication number: 20100075041Abstract: Disclosed is an inkjet recording yellow ink comprising at least one water-soluble azo dye selected from the group consisting of a compound represented by formula (Y) described below and a salt thereof and at least one glycol ether represented by formula (A) described below, wherein the glycol ether is contained in an amount of 25% by mass to 100% by mass relative to a total amount of water-soluble organic solvent in the ink.Type: ApplicationFiled: June 26, 2009Publication date: March 25, 2010Applicant: FUJIFILM CORPORATIONInventors: Naotaka WACHI, Wataru ONO
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Publication number: 20100015411Abstract: A compound of Formula (1) or a salt thereof: A-N?N-D-N?N—B—N?N-A???Formula (1) wherein A is an optionally substituted aryl, heteroaryl, non-aromatic heterocyclic or alkenyl group; D is an optionally substituted, optionally metallised 1,8-dihydroxynaphthalene group; B is an optionally substituted organic linking group; and A? is an optionally substituted pyrazolyl group which does not have an aromatic group as a substituent directly attached to either of the nitrogen atoms of the pyrazolyl ring. Also provided are compositions, inks, ink sets, substrates and cartridges all containing the compound or salt and printing processes using the compound or salt. The compounds and salts are especially useful for ink-jet printing.Type: ApplicationFiled: September 24, 2007Publication date: January 21, 2010Inventor: David Phillip Devonald
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Patent number: 7641727Abstract: A production method of an electronic device comprising the steps of forming a stacked body by stacking green sheets and electrode layers having a predetermined pattern and firing the stacked body. Before forming the stacked body, a blank pattern layer is formed on a space portion of the electrode layer having a predetermined pattern. The electrode level difference absorbing print paste for forming the blank pattern layer includes at least ceramic powder and a binder resin, and a polymerization degree of the binder resin is made equal to or more than that of a binder resin included in slurry for forming the green sheet. The binder resin of the electrode level difference absorbing print paste includes polyvinyl butyral resin with a polymerization degree of 1400 or more, a butyralation degree of 64 to 74 mol % and an acetalization degree of 66 to 74 mol %.Type: GrantFiled: March 25, 2004Date of Patent: January 5, 2010Assignee: TDK CorporationInventors: Akira Yamaguchi, Shigeki Satou, Yasumichi Tokuoka
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Patent number: 7637992Abstract: A compound of Formula (1) and compounds of Formula (2) or a salt thereof: wherein: A is a beta naphthyl group of formula X, wherein * is the point of attachment to the azo group in Formula (1) or (2); p and q are each independently 0, 1 or 2 and the sum of p+q is not zero; B is optionally substituted phenylene or naphthylene; n is 0 or 1; and D is an optionally substituted pyrazolyl group. The compound or salt is useful in an ink for ink jet printing.Type: GrantFiled: April 27, 2007Date of Patent: December 29, 2009Assignee: Fujifilm Imaging Colorants LimitedInventor: Prahalad Manibhai Mistry
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Patent number: 7608140Abstract: The present invention relates to an aqueous ink comprising at least water, and a colorant of Formula 1 wherein A is any substituted or unsubstituted aromatic or heteroaromatic moiety; R is hydrogen or any non-metallic group; R1 is hydrogen, or any substituted or unsubstituted aryl, alkenyl, alkynyl or alkyl group; R2 and R3 are hydrogen or any non-metallic group, and R2 and R3 can be joined to form a ring that may be aromatic, aliphatic or heterocyclic and may be further substituted; or a colorant of Formula 2: wherein R4 is hydrogen or any non-metallic group; n is an integer of 0-4; and, if n is 2-4, the R4 groups may be the same or different from each other, and a printing method for creating an image on an ink compatible substrate using colorants of Formula 1 or Formula 2.Type: GrantFiled: February 15, 2008Date of Patent: October 27, 2009Assignee: Eastman Kodak CompanyInventors: Steven G. Link, Joan C. Potenza, Paul A. Loncle, Donald R. Diehl, Shari L. Eiff
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Publication number: 20090246378Abstract: This invention provides an ink composition comprising at least a dye represented by the following Formula (1), monohydric alcohol having 1 to 5 carbon atoms, and urea: wherein G represents a heterocyclic group; n represents an integer from 1 to 3; when n is 1, R, X, Y, Z, Q, and G each represent a monovalent group; when n is 2, R, X, Y, Z, Q, and G each represent a monovalent or divalent substituent, in which at least one of R, X, Y, Z, Q, or G represents a divalent substituent; and when n is 3, R, X, Y, Z, Q, and G each represent a monovalent, divalent, or trivalent substituent, in which at least two of R, X, Y, Z, Q, or G represent a divalent substituent or represent a trivalent substituent.Type: ApplicationFiled: March 17, 2009Publication date: October 1, 2009Applicant: FUJIFILM CorporationInventors: Yoko Saito, Naotaka Wachi
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Patent number: 7582149Abstract: The invention relates to monoazo colorants derived from pyrazolobenzodiazinedioxides of Formula 1: wherein R1 and R2 are hydrogen or any non-metallic group, n is 0-4, R3 is hydrogen, acyl, aryl, alkenyl, alkynyl or alkyl, A represents an aromatic heterocyclic ring or an aromatic group of Formula 2: wherein R6 and R8 are hydrogen, alkyl, sulfonic acid, or 1-4 carbon alkoxy, R7 is any non-metallic group, m is 0-3, and R6 and R7, R7 and R8, or, when m>1, two R7 groups can be joined to form a fused carbocyclic or heterocyclic aromatic or non-aromatic ring. The invention also relates to an aqueous ink that comprises at least one colorant of Formula 1: wherein A represents an aromatic or heteroaromatic ring, and A can be bonded to other rings that can be aromatic, aliphatic or heterocyclic, and an ink printing method using the colorant-containing ink.Type: GrantFiled: January 16, 2008Date of Patent: September 1, 2009Assignee: Eastman Kodak CompanyInventors: Steven G. Link, Joan C. Potenza, Ann L. Carroll-Lee
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Patent number: 7553359Abstract: The present invention concerns concentrated aqueous solutions of anionic disazo dyes, comprising salts and or the free acids of anionic dyes of the formula and 2-(2-butoxyethoxy) ethanol wherein the substituents are each as defined in claim 1 and the use of these solutions for dyeing and/or printing hydroxyl-containing substrates and for producing inkjet inks.Type: GrantFiled: May 12, 2005Date of Patent: June 30, 2009Assignee: Clariant Finance (BVI) LimitedInventors: Jordi Berenguer, Ludwig Hasemann, Joan Bosch, Susana Basolas
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Patent number: 7540910Abstract: An ink composition includes: a coloring material having an azo group bound to a heterocyclic group; an aqueous medium; and at least one of an acetylene diol and an ethylene oxide adduct of the acetylene diol, wherein an average value of an addition molar number of the at least one of the acetylene diol and the ethylene oxide adduct of the acetylene diol is 0 or more and less than 4.Type: GrantFiled: September 26, 2006Date of Patent: June 2, 2009Assignee: FUJIFILM CorporationInventor: Manabu Ogawa
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Patent number: 7527684Abstract: An ink set comprising a yellow ink containing at least one yellow dye, a magenta ink containing at least one magenta dye, a cyan ink containing at least one cyan dye and a black ink containing at least two kinds of dyes as a minimum constituent element, in which an oxidation potential for each of the yellow dye, the magenta dye and the cyan dye is more electropositive than 0.8 V (vs SCE) and/or each of the inks is an azo dye containing at least one heterocyclic ring in a molecule or a phthalocyanine dye containing at least one heterocyclic ring in a molecule, and the black ink contains a water soluble long wavelength dye L and a water soluble short wavelength dye S having three or more azo groups in one molecule and having a naphthalene skeleton, and a ink jet recording method utilizing the ink set.Type: GrantFiled: July 11, 2005Date of Patent: May 5, 2009Assignee: FUJIFILM CorporationInventor: Naotaka Wachi
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Patent number: 7513942Abstract: In a fine particle dispersion, fine particles including an oil-soluble dye having an oxidation potential higher than 1.0 V vs SCE and a polymer having at least one of an amide group, a glycidyl group and a hydroxyl group are dispersed in an aqueous medium. Further, an ink composition includes the fine particle dispersion.Type: GrantFiled: March 16, 2005Date of Patent: April 7, 2009Assignee: Fujifilm CorporationInventors: Yuuichi Fukushige, Norihide Shimohara
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Patent number: 7513943Abstract: A yellow dye compound having a structure of following formula (I) is disclosed: wherein R1, R2, R3, and R4, is defined the same as in the specification. The yellow dye compound can be used in ink-jet ink. Also disclosed is a yellow ink composition including the yellow dye compound having the above formula (I).Type: GrantFiled: October 24, 2007Date of Patent: April 7, 2009Assignee: Everlight USA, Inc.Inventors: Chien-Wen Lee, Shih-Hung Wang, Feng-Hung Lo, Tzu-Kwei Sun
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Patent number: 7510604Abstract: There is provided a cyan ink for ink jet and an ink jet recording method using the same, which can reduce both reciprocating color uneven and beading without impairing fastness property even when a yellow ink or a magenta ink containing a specific coloring material with excellent fastness property is used. In the ink jet recording method using a yellow ink and a cyan ink, or a magenta ink and a cyan ink, the yellow ink and the magenta ink contain a specific coloring material and have a surface tension of 33.0 mN/m or more and 36.0 mN/m or less, and the cyan ink contains a specific phthalocyanine compound, contains 1,5-pentanediol as an organic solvent, and has a surface tension of 32.9 mN/m or more and 35.4 mN/m or less.Type: GrantFiled: January 3, 2007Date of Patent: March 31, 2009Assignee: Canon Kabushiki KaishaInventors: Yuuko Negishi, Hiroshi Tomioka, Hiroyuki Takuhara, Hideki Yamakami
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Patent number: 7503966Abstract: A black ink composition comprises a water soluble dye containing a single compound showing an absorption maximum at 440 to 540 nm with a half-value width of 90 nm to 200 nm for a visible region absorption spectrum in water.Type: GrantFiled: June 7, 2005Date of Patent: March 17, 2009Assignee: Fujifilm CorporationInventors: Yoshiharu Yabuki, Naotaka Wachi, Kaoru Tojo, Naoyuki Hanaki
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Patent number: 7503965Abstract: A novel azo compound represented by the following Formula (1) wherein A represents the following Formula (2) and is located preferably in a position meta or para to the azo group; R1 and R2 each independently represents hydrogen, carboxy, sulfo, nitro, C1-4 alkoxy, etc.; R3 and R4 each independently represents hydrogen, halogeno, cyano, carboxy, sulfo, nitro, C1-4 alkyl, hydroxy, or C1-4 alkoxy; and n is 0 or 1. [In the Formula (2), R5 represents cyano, carboxy, C1-4 alky, C1-4 alkoxycarbonyl, or phenyl; and R6, R7, and R8 each independently represents hydrogen, halogeno, cyano, carboxy, sulfo, nitro, C1-4 alkyl, C1-4 alkoxy, or acylamino.] The compound is useful as a black dye, especially one for ink compositions for, e.g., inkjet prints. Also provided are: an ink composition which contains the compound and has excellent storage stability; and a print obtained through recording with the ink. The print is excellent in light resistance, ozone resistance, fastness to moisture, etc.Type: GrantFiled: April 6, 2005Date of Patent: March 17, 2009Assignee: Nippon Kayaku Kabushiki KaishaInventors: Takahiko Matsui, Hiroaki Ohno, Takashi Yoneda, Yasuo Shirasaki
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Publication number: 20090056586Abstract: A yellow dye compound having a structure of following formula (I) is disclosed: wherein R1, R2, R3, and R4, is defined the same as in the specification. The yellow dye compound can be used in ink-jet ink. Also disclosed is a yellow ink composition including the yellow dye compound having the above formula (I).Type: ApplicationFiled: October 24, 2007Publication date: March 5, 2009Applicant: Everlight USA, Inc.Inventors: Chien-Wen Lee, Shih-Hung Wang, Feng-Hung Lo, Tzu-Kwei Sun
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Patent number: 7491266Abstract: To provide an inkjet black ink having excellent image durability and ink discharge properties and an ink set, the inkjet black ink, which contains a dye having a ?max of from 500 nm to 700 nm and a half-band width of 100 nm or more in an absorption spectrum of a diluted solution standardized at an absorbance of 1.0 at the ?max, has the change ratio of absorbance at the ?max in the visible region, specified in the specification; and the inkjet ink set containing at least two black inks having different densities has the relationship among the at least two black inks, specified in the specification.Type: GrantFiled: November 4, 2004Date of Patent: February 17, 2009Assignee: FUJIFILM CorporationInventors: Toshiki Taguchi, Naotaka Wachi, Manabu Ogawa
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Publication number: 20090041939Abstract: A compound selected from the group consisting of compounds of Formula (1) and compounds of Formula (2) or a salt thereof: wherein: A is a beta naphthyl group of formula X, wherein * is the point of attachment to the azo group in Formula (1) or (2) p and q are each independently 0, 1 or 2 and the sum of p+q is not zero; B is optionally substituted phenylene or naphthylene; n is 0 or 1; and D is an optionally substituted pyrazolyl group. The compound or salt is useful in an ink for ink jet printing. Also provided are printing processes, ink compositions and ink-jet cartridges for use in an ink-jet printer and substrates printed using an ink-jet printer.Type: ApplicationFiled: April 27, 2007Publication date: February 12, 2009Inventor: Prahalad Manibhai Mistry
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Publication number: 20090035533Abstract: A phthalocyanine salt suitable for formulation in a solvent-based or oil-based ink vehicle is disclosed. The phthalocyanine comprises one or more sulfonate groups and a counterion of at least one sulfonate group is an ammonium cation comprising at least 15 carbon atoms. Ammonium salts of sulfonated gallium naphthalocyanines exemplify such phthalocyanine salts.Type: ApplicationFiled: May 13, 2008Publication date: February 5, 2009Inventors: Scott Matthew Starling, Simone Charlotte Vonwiller, Damon Donald Ridley, Kia Silverbrook
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Patent number: 7465344Abstract: An aqueous ink for ink jet recording, which comprises: at least one dye; and at least one of a compound having at least one phosphonic acid group and at least one carboxyl group and a compound having at least two phosphonic acid groups as a print density improver(s), a print density improver, and a method for enhancing print density involving the use of the aforementioned print density improver.Type: GrantFiled: March 30, 2006Date of Patent: December 16, 2008Assignee: Fujifilm CorporationInventors: Tomohiro Chino, Takashi Ozawa
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Patent number: 7465346Abstract: A black ink composition comprising a colorant represented by Formula 1 below same as claim 1 and a colorant represented by Formula 2 below same as claim 1.Type: GrantFiled: May 11, 2007Date of Patent: December 16, 2008Assignee: Seiko Epson CorporationInventors: Hiroshi Fukumoto, Kazuhiko Kitamura
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Publication number: 20080280052Abstract: An ink-jet printing process for printing textile fibre materials, wherein the fiber materials are printed with an aqueous ink comprising (I) at least one anionic acid dye, and (II) dipropylene glycol, said ink having a viscosity of from 5 to 20 mPa s at 25° C., and wherein the said ink is applied to the fiber material with an ink-jet print head comprising an ink supply layer (b) receiving ink from an external ink reservoir, said ink supply layer having a first side and a second side and comprising, a porous medium having a plurality of pores therein and a plurality of holes extending therethrough, so as to allow passage of the ink allows for high speed printing and yields prints with good fastness properties.Type: ApplicationFiled: October 6, 2004Publication date: November 13, 2008Inventor: Roger Lacroix
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Patent number: 7449500Abstract: The invention relates to an ink composition containing a multimetallic oligomeric or polymeric azo colorant wherein the colorant is derived from the polymerization reaction of a polyvalent metal cation with a dimeric tridentate ligand containing a coordinating azo group.Type: GrantFiled: June 10, 2004Date of Patent: November 11, 2008Assignee: Eastman Kodak CompanyInventors: Mihaela L. Madaras, Steven Evans, Marcel B. Madaras, David T. Southby
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Publication number: 20080245263Abstract: Disclosed is a phase change ink composition comprising a phase change ink carrier and a compound of the formula and dimers thereof, wherein R, R?, X, (Y)m; and (Z)n are as defined herein.Type: ApplicationFiled: April 4, 2007Publication date: October 9, 2008Inventors: Jeffrey H. Banning, James D. Mayo, Rina Carlini
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Patent number: 7431760Abstract: An ink containing an azo dye having, in total, at least 13 conjugated ? electrons in an aromatic ring thereof that is not directly bonded to any azo group.Type: GrantFiled: June 7, 2004Date of Patent: October 7, 2008Assignee: Fujifilm CorporationInventors: Tomohiro Chino, Toshiki Fujiwara, Masaru Takasaki
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Patent number: 7416593Abstract: The invention relates to novel azo dyestuffs of formula (I), the use of such compounds and/or mixtures for printing recording materials, especially paper or papery substrates, textile fiber materials, plastic films and plastic transparencies by the inkjet printing process and also to the recording materials printed therebyType: GrantFiled: November 11, 2003Date of Patent: August 26, 2008Assignee: Clariant Finance (BVI) LimitedInventor: Ludwig Hasemann