Patents Assigned to Fujifilm Imaging Colorants Limited
  • Patent number: 7704309
    Abstract: A process for printing an image on a substrate comprising applying to the substrate by means of an ink jet printer an ink comprising a compound of Formula (1) or salt thereof: Also claimed are compounds, inks, printed substrates and the use of compounds in preparing ink jet printing inks. The compounds provide inks which when printed exhibit good light fastness and ozone fastness.
    Type: Grant
    Filed: March 27, 2006
    Date of Patent: April 27, 2010
    Assignee: Fujifilm Imaging Colorants Limited
    Inventor: Gavin Wright
  • Patent number: 7704310
    Abstract: 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: Grant
    Filed: September 24, 2007
    Date of Patent: April 27, 2010
    Assignee: Fujifilm Imaging Colorants Limited
    Inventor: David Phillip Devonald
  • Patent number: 7700263
    Abstract: A non-aqueous, substantially solvent-free and photoinitiator-free, particle beam curable ink having a viscosity less than 30 m Pa·s at 60° C., comprising: (i) a colorant; and (ii) a mixture of (meth)acrylate compounds; wherein: (a) the colorant is present in the ink in an amount of 0.1 to 14.9% by weight relative to the total weight of ink; and (b) the mixture of (meth)acrylate compounds comprises c % of one or more mono (meth)acrylate compounds, d % of one or more di (meth)acrylate compounds and e % of one or more compounds having three or more (meth)acrylate groups, wherein the values of c %, d % and e % are by weight relative to the total weight of the mono (meth)acrylate compounds, di (meth)acrylate compounds and compounds having three or more (meth)acrylate groups and are such that the value of Formula (1) is less than or equal to 60: c ? ? % + 0.
    Type: Grant
    Filed: December 2, 2004
    Date of Patent: April 20, 2010
    Assignee: Fujifilm Imaging Colorants Limited
    Inventors: Andrew Stuart Overend, Janette Cordwell, Matthew Lloyd Parry
  • Patent number: 7678899
    Abstract: A mixture of phthalocyanine dyes of Formula (1) and salts thereof: wherein M is Cu or Ni; Pc represents a phthalocyanine nucleus; L is, for example, C1-20 alkylene; R1, R2, R3 and R4 independently are H or optionally substituted C1-4alkyl; R5 is H or an optionally substituted hydrocarbyl; or R4 and R5 together with the nitrogen atom to which they are attached represent an optionally substituted aliphatic or aromatic ring system; x, y and z are each 0.1 to 3.8 where the sum of (x+y+z) is 4; and the substituents, represented by x, y and z, are attached only to a ?-position on the phthalocyanine ring. This mixture can be used to make inks suitable for use in an ink jet printer.
    Type: Grant
    Filed: July 2, 2004
    Date of Patent: March 16, 2010
    Assignee: Fujifilm Imaging Colorants Limited
    Inventor: Prakash Patel
  • Patent number: 7641725
    Abstract: A mixture of compounds of Formula (1) and salts thereof: wherein: M is 2H, Si, a metal, an oxymetal group, a hydroxymetal group or a halometal group; Pc represents a phthalocyanine nucleus; R1 is H or optionally substituted C1-4alkyl; R2 is optionally substituted alkyl or optionally substituted heterocyclyl; R3 is H or optionally substituted C1-4alkyl; R4 is optionally substituted hydrocarbyl; w is 0.1 to 3.7 x is 0.1 to 3.7; y is 0.1 to 3.7; z is 0.1 to 3.7: and provided that the groups represented by y and z are different. Also compositions and inks, printing processes, printed material and ink-jet printer cartridges.
    Type: Grant
    Filed: April 11, 2006
    Date of Patent: January 5, 2010
    Assignee: Fujifilm Imaging Colorants Limited
    Inventor: Prakash Patel
  • Patent number: 7641726
    Abstract: A mixture of compounds of Formula (1) and salts thereof: wherein: M is 2H, Si, a metal, an oxymetal group, a hydroxymetal group or a halometal group; Pc represents a phthalocyanine nucleus of formula; R1 is H or optionally substituted C1-4alkyl; R2 is optionally substituted alkyl; R3 is H or optionally substituted C1-4alkyl; R4 is optionally substituted heterocycyl; L is a direct covalent bond or a divalent linking group; w, x, y and z are each independently greater than zero. Also compositions and inks, printing processes, printed material and ink-jet printer cartridges.
    Type: Grant
    Filed: March 30, 2007
    Date of Patent: January 5, 2010
    Assignee: Fujifilm Imaging Colorants Limited
    Inventor: Prakash Patel
  • Patent number: 7638609
    Abstract: A compound of Formula (1) or salt thereof: wherein: A is optionally substituted phenyl or naphthyl; B is optionally substituted phenylene or naphthylene; n is 0 or 1; and D is a pyrazolyl group, with the proviso that when A is an optionally substituted phenyl group and B is a phenylene group of Formula T, wherein Ra is OH or a C1-4-alkoxy group; and Rb is H or a C1-4-alkyl group, hydroxy group, C1-4-alkoxy group, C1-3-dialkyamino group or a group of the formula NHCORc (wherein Rc is C1-3-alkyl or an amino group); and * shows the point of attachment to the azo linkages on B in Formula (1); A is free from nitro groups. Also, claimed are compounds, compositions and ink-jet cartridges for use in an ink-jet printer and substrate printed with an ink-jet printer.
    Type: Grant
    Filed: November 18, 2004
    Date of Patent: December 29, 2009
    Assignee: Fujifilm Imaging Colorants Limited
    Inventors: Prahalad Manibhai Mistry, Roy Bradbury
  • Patent number: 7637992
    Abstract: 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: Grant
    Filed: April 27, 2007
    Date of Patent: December 29, 2009
    Assignee: Fujifilm Imaging Colorants Limited
    Inventor: Prahalad Manibhai Mistry
  • Publication number: 20090226674
    Abstract: A composition comprising: a) a major dye component which is the gluconic acid salt of a mixture of phthalocyanine dyes of Formula (1): ?wherein: Pc represents a phthalocyanine nucleus of formula; x is 0 to 3.9; y is 0 to 3.9; z is 0.1 to 4.0; the sum of (x+y+z) is 4; and the substituents, represented by x, y and z are attached to a ? position on the phthalocyanine ring; and (b) a liquid medium. Also ink-jet printing processes, printed materials, ink-jet cartridges and dye salts.
    Type: Application
    Filed: September 29, 2006
    Publication date: September 10, 2009
    Applicant: FUJIFILM IMAGING COLORANTS LIMITED
    Inventor: Thomas Paul
  • Patent number: 7575626
    Abstract: A mixture of dyes of Formula (1) and salts thereof: wherein: M is 2H, Si, a metal, an oxymetal group, a hydroxymetal group or a halometal group; Pc represents a phthalocyanine nucleus of formula R1 and R2 independently are H or optionally substituted C1-4alkyl; L is a divalent linking group; B is a substituent. x is 0.1 to 3.8; y is 0.1 to 3.8; z is 0.1 to 3.8; the sum of (x+y+z) is 2 to 4; and the substituents, represented by x, y and z, are only attached to a ? position on the phthalocyanine ring and the dyes are free from fiber reactive groups. Also novel compositions and ink-jet printer inks, processes and cartridges.
    Type: Grant
    Filed: December 2, 2005
    Date of Patent: August 18, 2009
    Assignee: Fujifilm Imaging Colorants Limited
    Inventor: Prakash Patel
  • Patent number: 7575627
    Abstract: A mixture of dyes of Formula (1) and salts thereof; wherein M is 2H, Si, a metal, an oxymetal group, a hydroxymetal group or a halometal group; Pc represents a phthalocyanine nucleus of formula (2); R1 is methyl; R2 is H or methyl; R3 and R4 independently are H or optionally substituted C1-4alkyl; L is a divalent linking group; A and B are independently H or a substituent. x is 0.1 to 3.8; y is 0.1 to 3.8; z is 0.1 to 3.8; the sum of (x+y+z) is 2 to 4; and the substituents, represented by x, y and z, are only attached to a ? position on the phthalocyanine ring and the dyes are free from fiber reactive groups. Also compositions, inks, printed material and in-jet processes and cartridges.
    Type: Grant
    Filed: December 2, 2005
    Date of Patent: August 18, 2009
    Assignee: Fujifilm Imaging Colorants Limited
    Inventor: Prakash Patel
  • Publication number: 20090186199
    Abstract: A compound of Formula (1) or a salt thereof: wherein: A1 and A2 are each independently optionally substituted aryl; Q1 and Q2 are each independently an optionally substituted arylene or polycyclic heteroarylene group each comprising a phenylene ring which is para connected to the —N?N— and the —NR— groups shown in Formula (1); each R is independently H or a substituent; each X is independently selected from O, S or NRa wherein Ra is H or a substituent, provided that at least one of the groups represent by X is O or S; L is a linking group; and provided that the groups represented by the formula XLX do not contain any group selected from sulfonic acid, phosphonic acid, carboxylic acid and sulfonamide groups. Inks containing these compounds, have particularly good ozone-fastness, optical density, colour space and especially good light-fastness.
    Type: Application
    Filed: May 14, 2007
    Publication date: July 23, 2009
    Applicant: FUJIFILM IMAGING COLORANTS LIMITED
    Inventor: Gavin Wright
  • Patent number: 7544236
    Abstract: A compound of Formula (1) in the free acid or salt form: wherein: M is 2H, Si, a metal, an oxymetal group, a hydroxymetal group or a halometal group; Pc represents a phthalocyanine nucleus of formula; each R1 and R2 independently is H, optionally substituted alkyl or optionally substituted aryl; each R3 independently is optionally substituted alkyl or optionally substituted aryl; each n independently is 1 or 2; x is 0 to 2; y is 0.1 to 2.5; x is 0.1 to 2.5; and the sum (x+y+z) is 2.2 to 4. Also compositions, ink jet printer inks, cartridges and processes and printed materials.
    Type: Grant
    Filed: October 21, 2005
    Date of Patent: June 9, 2009
    Assignee: Fujifilm Imaging Colorants Limited
    Inventors: John Mayall, Prakash Patel
  • Patent number: 7530685
    Abstract: A process for printing an image on a substrate including applying thereto a composition comprising a liquid medium and a tris-azo compound of Formula (1) or salt thereof: wherein: A is an optionally substituted alkenyl, homocyclic or heterocyclic group; L1 and L2 are each independently optionally substituted aryl or heteroaryl; and m and n are each independently 0 or 1 such that m+n is 1 or 2; wherein: (i) the compound of Formula (1) is optionally in the form of a metal chelate; and (ii) at least one of L1 and L2 carries at least one substituent selected from sulpho, carboxy, C1-4-alkoxy and C1-4-alkoxy-OH. Also claimed are compositions and compounds comprising Formula (1).
    Type: Grant
    Filed: November 13, 2003
    Date of Patent: May 12, 2009
    Assignee: Fujifilm Imaging Colorants Limited
    Inventor: David Phillip Devonald
  • Publication number: 20090118478
    Abstract: A process for the preparation of a desired chemical compound in a continuous reactor in which a part of the product stream exits the reactor and part of the product stream is recycled around the reactor in order to reduce the amount of buffer that would otherwise be required.
    Type: Application
    Filed: July 18, 2005
    Publication date: May 7, 2009
    Applicant: FUJIFILM Imaging Colorants Limited
    Inventors: David Martin Payne, Douglas John Edwin Spencer, John Heathcote Atherton, Zachary Richard Meadows
  • Publication number: 20090104417
    Abstract: A metal chelate compound comprising a compound of the Formula (1) or a salt thereof: wherein: Het is a nitrogen containing heterocycle selected from the group consisting of Formula (2), (3), (4), (5), (6) or (7): R is a substituent; Y is CH3 or COOH; Z is a substituent, n is 0 to 3; p is 0 to 6; q is 0 to 5; r is 0 to 3; and s is 0 to 2. Also compositions and inks, printing processes, printed material and ink-jet printer cartridges.
    Type: Application
    Filed: May 12, 2006
    Publication date: April 23, 2009
    Applicant: FUJIFILM IMAGING COLORANTS LIMITED
    Inventors: Clive Edwin Foster, Rachel Anne James
  • Patent number: 7485180
    Abstract: Compounds of Formula (1) and salts thereof: wherein: M is 2H, Si, a metal, an oxymetal group, a hydroxymetal group or a halometal group; Pc represents a phthalocyanine nucleus; R1 and R3 are H or optionally substituted C1-4 alkyl; R2 and R4 are H or optionally substituted hydrocarbyl; x is 0.0 to 3.9; y is 0.1 to 4.0; z is 0 to 3.9. Compositions, inks, ink-jet printing processes and cartridges, printed materials and ink jet printing cartridges are also disclosed.
    Type: Grant
    Filed: March 13, 2006
    Date of Patent: February 3, 2009
    Assignee: Fujifilm Imaging Colorants Limited
    Inventor: Prakash Patel
  • Publication number: 20090027466
    Abstract: A mixture of compounds of Formula (1) and salts thereof: wherein: M is 2H, Si, a metal, an oxymetal group, a hydroxymetal group or a halometal group; Pc represents a phthalocyanine nucleus of formula; R1 is H or optionally substituted C1-4alkyl; R2 is optionally substituted alkyl; R3 is H or optionally substituted C1-4alkyl; R4 is optionally substituted heterocycyl; L is a direct covalent bond or a divalent linking group; w, x, y and z are each independently greater than zero. Also compositions and inks, printing processes, printed material and ink-jet printer cartridges.
    Type: Application
    Filed: March 30, 2007
    Publication date: January 29, 2009
    Applicant: FUJIFILM IMAGING COLORANTS LIMITED
    Inventor: Prakash Patel
  • Patent number: 7481523
    Abstract: A compound of Formula (1) and salts thereof: wherein: R1 and R3 are each independently H or optionally substituted alkyl; R2 is either alkyl carrying a water-solubilising group selected from the group consisting of OH, —(OCH2CH2)q—, where q is from 1 to 10, carboxylic acid and sulfonic acid groups and salts thereof; or a C1-12-alkyl group free from water-solubilising groups; Y is OH, CO2H, SO3H or PO3H2; and n and m each independently have a value of 0 or 1; provided that the compound of Formula (1) is free from fibre reactive groups. Also an ink-jet printing ink, an ink-jet printing process, a printed material and an ink jet printer cartridge.
    Type: Grant
    Filed: September 19, 2003
    Date of Patent: January 27, 2009
    Assignee: Fujifilm Imaging Colorants Limited
    Inventors: Andrew Paul Shawcross, Paul Wight
  • Patent number: 7481522
    Abstract: A process for printing an image on a substrate including applying thereto a composition including a liquid medium and a compound of Formula (1) A-N?N-L-N?N-A wherein: each A independently is optionally substituted aryl or heteroaryl; and L is an optionally substituted, optionally metallised 1,8-dihydroxynaphthylene group; provided that: (i) at most one of the groups represented by A has a hydroxy substituent ortho to the —N?N— groups shown in Formula (1); and (ii) Formula (1) is not: Also claimed are compositions for printing, compounds and processes for making the compounds.
    Type: Grant
    Filed: June 5, 2003
    Date of Patent: January 27, 2009
    Assignee: Fujifilm Imaging Colorants Limited
    Inventors: Alan Dickinson, Neil James Thompson, Paul Wight, Peter Gregory, Philip John Double, Roy Bradbury