Vat Dye Or Sulfur Dye, E.g., Quinonic Or Indigoid Reducible Dye, Sulfur Organic Reaction Product Dye, Etc. Patents (Class 8/453)
  • Patent number: 7896932
    Abstract: A non-oxidative hair dye composition containing the components (a) and (b): (a) one or two or more kinds of a glycylglycine derivative represented by the following formula (1) and having two or three amino acid residues or salts thereof, and wherein Y represents an amino acid residue or a bivalent group represented by the formula (2); and (b) a direct dye; Wherein symbol * and R, X, n and m are defined in the claims and in the disclosure.
    Type: Grant
    Filed: October 10, 2008
    Date of Patent: March 1, 2011
    Assignee: Kao Corporation
    Inventors: Masaki Fukuhara, Masakazu Yamaguchi
  • Patent number: 7892293
    Abstract: A hair dye composition containing the following components (a) and (b) and having a pH from 2 to 12 at the time of use: (a) 0.1 to 20% by mass of an aromatic sulfone compound represented by the formula (1) shown below: Wherein R's, Y, X? and Z+ are defined in the claims and in the disclosure. (b) 0.01 to 5% by mass of at least one component selected from glycylglycine, glycylglycylglycine and salts thereof.
    Type: Grant
    Filed: October 10, 2008
    Date of Patent: February 22, 2011
    Assignee: Kao Corporation
    Inventor: Osamu Takiguchi
  • Patent number: 7550017
    Abstract: A nonwoven textile substrate formed from microfibers with a polyurethane matrix fully and/or partially impregnated therein, a nonazo disperse dye within microfibers, including the surface, and the matrix. The dyed fibers having an L value of about 35 or less, an ?E light fastness of about 6 or less when subjected to about 225 kilo-joules, and a long term crock of at least about 1.5.
    Type: Grant
    Filed: November 8, 2007
    Date of Patent: June 23, 2009
    Assignee: Milliken & Company
    Inventors: Kaushal Gandhi, Benjamin H. Glover
  • Patent number: 7371700
    Abstract: A nonwoven textile substrate formed from microfibers with a polyurethane matrix fully and/or partially impregnated therein, a non-azo disperse dye within microfibers, including the surface, and the matrix. The dyed fibers having an L value of about 35 or less, an ?E light fastness of about 6 or less when subjected to about 225 kilo-joules, and a long term crock of at least about 1.5.
    Type: Grant
    Filed: December 14, 2004
    Date of Patent: May 13, 2008
    Assignee: Milliken & Company
    Inventors: Kaushal Gandhi, Benjamin H. Glover
  • Patent number: 7367994
    Abstract: The present invention relates to a composition for dyeing keratin fibers, in particular human keratin fibers and more particularly the hair, which comprises at least one compound chosen from direct dyes of sulfonamidoxanthene type, in other words sulfonamide derivatives of xanthenes. The invention also relates to a process for dyeing keratin fibers, in particular human keratin fibers and more particularly the hair, using said composition. Finally, the invention relates to a multicompartment device comprising a compartment containing said dye composition.
    Type: Grant
    Filed: February 27, 2006
    Date of Patent: May 6, 2008
    Assignee: L'Oréal S.A.
    Inventor: Alain Lagrange
  • Patent number: 6844276
    Abstract: A nonwoven textile substrate formed from microfibers with a polyuerthane matrix fully and/or partially impregnated therein, a nonazo disperse dye within microfibers, including the surface, and the matrix. The dyed fibers having an L value of about 35 or less, an ?E light fastness of about 6 or less when subjected to about 225 kilo-joules, and a long term crock of at least about 1.5.
    Type: Grant
    Filed: March 21, 2002
    Date of Patent: January 18, 2005
    Assignee: Milliken & Company
    Inventors: Kaushal Gandhi, Benjamin H. Glover
  • Publication number: 20040019983
    Abstract: The present invention refers to a dye mixture comprising an azo dye of the formula (I) 1
    Type: Application
    Filed: July 24, 2003
    Publication date: February 5, 2004
    Applicant: DyStar Textilfarben GmbH & Co. Deutschland KG
    Inventors: David Brierley, Alan T. Leaver, Nigel Hall, Alan Cunningham
  • Patent number: 6592632
    Abstract: The invention relates to a semi-permanent dye system comprising at least one solubilized vat dye, an aqueous carrier, and substantially no chemical oxidant.
    Type: Grant
    Filed: May 29, 2001
    Date of Patent: July 15, 2003
    Assignee: Aveda Corporation
    Inventors: Alex Vainshelboim, Peter Matravers
  • Patent number: 6485529
    Abstract: The object of the invention is an agent for coloring fibers, which contains at least one aromatic aldehyde compound, at least one compound of formula (I) or (II) and an alkanolamine, in which R1 represents a C1 to C3 alkyl group, a C1 to C3 alkoxyalkyl group or a C1 to C3 hydroxyalkyl group and R2 represents hydrogen or a hydroxy group, a methoxy group, a halogen atom, an amino group or a dimethylamino group and A− represents an anion, such as chloride, bromide, sulfate, hydrogen sulfate, monomethyl sulfate, acetate, lactate or iodide; a method for coloring fibers using this agent, as well as a multicomponent kit for coloring and, later on, decolorizing fibers.
    Type: Grant
    Filed: June 19, 2001
    Date of Patent: November 26, 2002
    Assignee: Wella Aktiengesellschaft
    Inventors: Manuela Javet, Catherine Mueller
  • Patent number: 6391062
    Abstract: The invention relates to the use of fused polycyclic compounds having at least one cationic group Z, Z being chosen from quaternized aliphatic chains, aliphatic chains having at least one quaternized saturated ring and aliphatic chains having at least one quaternized unsaturated ring, as direct dyes in compositions intended for dyeing keratin substances and, in particular, compositions intended for dyeing human keratin fibers, especially the hair, and cosmetic compositions intended for making up the skin, the nails and the lips, to the dye compositions or make-up compositions containing them and to the direct dyeing process using them.
    Type: Grant
    Filed: February 9, 2000
    Date of Patent: May 21, 2002
    Assignee: L'Oreal S.A.
    Inventors: Jean Jacques Vandenbossche, Alain Lagrange
  • Publication number: 20020038484
    Abstract: Disclosed are dye mixtures for shading white paper which may contain fluorescent brightener. The dye mixtures comprise a violet dye according to the formula (1) or (2) indicated in claim 1 and sufficient of a red, blue or further violet anionic azo dye that this dye mixture is capable of producing in the Cielab colour co-ordinates system a relative hue angle of 270 to 295° when the dyeing contains 0.00005 to 0.005% by weight of dye, based on the weight of the paper, with the proviso that the value 0.005% is excluded.
    Type: Application
    Filed: July 11, 2001
    Publication date: April 4, 2002
    Inventors: Adolf Kaser, Wolfgang Schlenker
  • Patent number: 5755827
    Abstract: A method for the treatment of wool so as to impart shrink resistance and which comprises treating the wool simultaneously with permonsulphuric acid, or a salt thereof, one or more scouring or wetting agents and one or more fiber swelling or dispersing agents. In a preferred embodiment, the method of treatment further comprises subjecting the wool to a polymer treatment. The method may be operated either as a continuous or as a batch process.
    Type: Grant
    Filed: June 20, 1994
    Date of Patent: May 26, 1998
    Assignee: Precision Processes Textiles
    Inventors: Susan Bamford, John Ellis, Kenneth Michael Huddlestone
  • Patent number: 4719657
    Abstract: A tinted soft contact lens such as a hydrated hydrogel lens having a variegated iris pattern is prepared by forming an iris pattern on the lens with a viscous paste which can contain an unoxidized vat dye. The lens is treated with a developer solution to obtain a tinted lens having an iris pattern which can be clear or different in color or in hue from the surrounding iris area.
    Type: Grant
    Filed: March 27, 1986
    Date of Patent: January 19, 1988
    Assignee: Bausch & Lomb Incorporated
    Inventor: Rajan Bawa
  • Patent number: 4550178
    Abstract: There are described dye mixed crystals consisting of 1 part of the dye of the formula ##STR1## and 0.5-5 parts of the dye of the formula ##STR2## the production thereof, and their use for dyeing and printing hydrophobic fiber materials, particularly polyester materials. Blue dyeings having a good dye build-up are obtained.
    Type: Grant
    Filed: February 8, 1984
    Date of Patent: October 29, 1985
    Assignee: Ciba Geigy Corporation
    Inventors: Urs Karlen, Roland Putzar, Rudolf Schaulin