Patents Examined by A. Hertzog
  • Colourant-loaded molecular sieve
    Patent number: 5968242
    Abstract: A molecular sieve, which contains in all, or only in some, of its cavities colorant molecules as well as a modifier which is covalently bound to said molecular sieve and which reduces its pore diameter, a process for its preparation as well as its use as pigment for coloring high molecular weight organic materials, preferably biopolymers and plastic materials, glasses, ceramic products, for formulations of decorative cosmetics, for the preparation of paint systems, preferably automotive lacquers, printing inks, dispersion paints and color filters as well as materials comprising the novel molecular sieves.
    Type: Grant
    Filed: December 19, 1997
    Date of Patent: October 19, 1999
    Assignee: Ciba Specialty Chemicals Corporation
    Inventors: Wolfgang Holderich, Nadja Rohrlich, Laurent Chassot
  • Concentrated built liquid detergents containing a biodegradable chelant
    Patent number: 5968884
    Abstract: The present invention relates to the formulation of stable, aqueous, concentrated built liquid detergents containing a hydrophilic copolymer and biodegradable chelant.
    Type: Grant
    Filed: April 7, 1997
    Date of Patent: October 19, 1999
    Assignee: BASF Corporation
    Inventors: Sridhar Gopalkrishnan, Kathleen Guiney
  • Modified carbon products with leaving groups inks and coatings containing modified carbon products
    Patent number: 5968243
    Abstract: A modified carbon product is described which comprises carbon having attached at least one organic group wherein the organic group comprises a) at least one aromatic group or a C.sub.1 -C.sub.12 alkyl group, and b) a group having the formula -AG-Sp-LG-Z, wherein AG is an activating group, Sp is a spacer group, LG is a leaving group, and Z is a counterion, and wherein the aromatic or the C.sub.1 -C.sub.12 alkyl group is directly attached to the carbon, and wherein the organic group is present in any amount. The present invention also relates to ink and coating compositions comprising these modified carbon products.
    Type: Grant
    Filed: August 6, 1998
    Date of Patent: October 19, 1999
    Inventors: James A. Belmont, Curtis E. Adams
  • Aqueous based solvent free cleaner compositions containing a blend of polyoxyalkylene block copolymers and fatty alcohols oxyethylate moieties
    Patent number: 5965509
    Abstract: The present invention relates to an aqueous based, solvent free cleaning composition, comprising polyoxyalkylene block copolymers and fatty alcohols having oxyethylate moieties.
    Type: Grant
    Filed: July 29, 1997
    Date of Patent: October 12, 1999
    Assignee: BASF Corporation
    Inventors: Michael C. Welch, Charles O. Kerobo, Suzanne M. Gessner, Sonia J. Patterson
  • Initiator-treated pigment particles and method for preparing same
    Patent number: 5964935
    Abstract: Initiator-treated pigment particles for use in making polymer coated pigment particles, are made up of a plurality of pigment particles. Each of the pigment particles has an outer surface that is covered with a coating of initiator material. The initiator material operates as a nucleus for initiating polymerization on the surface of the particle. The initiator-treated pigment particles are made by providing a plurality of pigment particles and applying a coating of initiator material to the outer surface of each pigment particle.
    Type: Grant
    Filed: August 22, 1997
    Date of Patent: October 12, 1999
    Assignee: Copytele, Inc.
    Inventors: Jing Hong Chen, Frederic E. Schubert
  • Process for the production of ink concentrates
    Patent number: 5964929
    Abstract: A process for the preparation of an ink concentrate which comprises(a) milling a crude metal phthalocyanine to reduce the particle size thereof, thereby forming a modified crude metal phthalocyanine and(b) kneading a mixture of the modified crude metal phthalocyanine together with an ink vehicle comprising one or more ink solvents, the metal phthalocyanine being present in an amount of 20 to 80% by weight of the kneaded mixture, to give an ink concentrate containing the metal phthalocyanine in pigmentary form dispersed in the ink vehicle.
    Type: Grant
    Filed: November 13, 1996
    Date of Patent: October 12, 1999
    Assignee: Ciba Specialty Chemicals Corporation
    Inventors: Robert Langley, Paul Kerwin, Arthur Stark Walls, Kenneth Grant Dykes
  • Preparation of alkylpolyglycosides and cleaning compositions comprising same
    Patent number: 5962399
    Abstract: A process for preparing high detergency or surfactant alkyl polyglycoside compositions and a purified alkyl monoglycoside and to compositions employing the polyglycosides for various end use applications. The process involves removal of a substantial portion of the monoglycoside present in a reaction product mixture containing alkyl polyglycosides resulting from the reaction of an alcohol and saccharide at elevated temperatures in the presence of an acid catalyst. Separation of the monoglycoside from the reaction product mixture may be carried out by molecular distillation.
    Type: Grant
    Filed: November 13, 1997
    Date of Patent: October 5, 1999
    Assignee: Henkel Corporation
    Inventors: Harald P. Wulff, Paul A. Siracusa, Patricia E. Bator, Barry A. Salka, Michael W. Counts, Robert A. Aleksejczyk, Patrick M. McCurry, Jr., Robert S. McDaniel, William G. Kozak, Allen D. Urfer, Gail Howell
  • Inorganic pigment granules process for their production and their use
    Patent number: 5961710
    Abstract: The invention relates to granules of inorganic pigments, a process for their production using several auxiliary substances by compacting and their use in many technical fields.
    Type: Grant
    Filed: February 12, 1998
    Date of Patent: October 5, 1999
    Assignee: Bayer Aktiengesellschaft
    Inventors: Gunter Linde, Manfred Eitel, Olaf Schmidt-Park, Kai Butje
  • Detergent composition based on zeolite-bicarbonate builder mixture
    Patent number: 5958871
    Abstract: A detergent composition is provided which contains a zeolite builder having a particle size, d.sub.50 of less than 1 micrometer; and a bicarbonate builder. The zeolite builder and bicarbonate builder are present in a ratio of from 5:1 to 1:1. Low levels of carbonate builder may be present such that the weight ratio of carbonate builder to the bicarbonate builder is less than 1:1.
    Type: Grant
    Filed: June 10, 1998
    Date of Patent: September 28, 1999
    Assignee: The Procter & Gamble Company
    Inventor: Jonathan Richard Clare
  • Aqueous based solvent free cleaner compositions containing polyoxyalkylene block copolymer, alkyl phenol alkoxylates and fatty alcohols having oxyethylate moieties
    Patent number: 5958860
    Abstract: The present invention relates to an aqueous based, solvent free cleaning composition, comprising (a) a polyoxyalkylene block copolymer, (b) an alkyl phenol alkoxylate, and (c) fatty alcohols having oxyethylate moieties.
    Type: Grant
    Filed: July 29, 1997
    Date of Patent: September 28, 1999
    Assignee: BASF Corporation
    Inventors: Michael C. Welch, Charles O. Kerobo, Suzanne M. Gessner, Sonia J. Patterson
  • Aqueous based solvent free cleaner compositions containing a blend of polyoxyalkylene block copolymers
    Patent number: 5958859
    Abstract: The present invention relates to an aqueous based, solvent free cleaning composition, comprising a polyoxyalkylene block copolymer triblend.
    Type: Grant
    Filed: July 29, 1997
    Date of Patent: September 28, 1999
    Assignee: BASF Corporation
    Inventors: Michael C. Welch, Charles O. Kerobo, Suzanne M. Gessner, Sonia J. Patterson
  • Method of manufacturing a disazo pigment and disazo pigment manufactured thereby
    Patent number: 5958128
    Abstract: In the method of manufacturing a disazo pigment according to the present invention, a superior coupling reaction rate during the coupling reaction process makes it possible to manufacture a disazo pigment having superior transparency, brightness, color strength and gloss for the case in which a color strength agent is used. In this method, a coupling reaction is carried out while continuously feeding a coupler aqueous solution comprising a coupler component having the general formula (I) shown below and a tetrazo aqueous solution comprising a benzidine derivative tetrazo component at a molar ratio of 2:0.8.about.0.99 into an acidic aqueous solution held in a batch type mixing vessel. ##STR1## (where each of X, Y, Z independently represents H, CH.sub.3, OCH.sub.
    Type: Grant
    Filed: October 24, 1997
    Date of Patent: September 28, 1999
    Assignee: Toyo Ink Manufacturing Co., Ltd.
    Inventors: Yoshimi Kikuchi, Hitoshi Sugamo
  • Water containing paste-form detergent composition based on sodium hydroxide
    Patent number: 5958862
    Abstract: Transport- and storage-stable paste-form detergents based on sodium hydroxide that are easily processed and handled are obtained by thickening concentrated aqueous sodium hydroxide preparations with glycols, glycol derivatives, alkanolamines, or alkanolamine derivatives. The detergents also can contain builders and other typical detergent composition ingredients.
    Type: Grant
    Filed: October 6, 1997
    Date of Patent: September 28, 1999
    Assignee: Henkel-Ecolab GmbH & Co. OHG
    Inventors: Dieter Hemm, Guenter Hellmann, Klaus Wilbert, Horst Pruehs
  • Carpet cleaning and reapplication system based on methacrylic acid polymer, sequestrant, and anionic surfactant
    Patent number: 5955413
    Abstract: Organic solvent free carpet cleaning compositions maintain the stainblocking properties of factory applied treatments. The compositions contain a methacrylic acid polymer component, a sequestering agent, an anionic surfactant, and optionally water.
    Type: Grant
    Filed: October 24, 1997
    Date of Patent: September 21, 1999
    Assignee: 3M Innovative Properties Company
    Inventors: Jason A. Campagna, Richard S. Smith
  • Pigment composition
    Patent number: 5954870
    Abstract: A composition of copper phthalocyanines containing, on average, from 0.1 to 3 methyl groups per phthalocyanine nucleus. The composition is suitable for the coloration of paints and plastics materials.
    Type: Grant
    Filed: June 7, 1995
    Date of Patent: September 21, 1999
    Assignee: Zeneca Limited
    Inventors: Peter Kingsley Davies, John David Schofield, John Michael McCarthy
  • Composite melanin pigment in the form of particles comprising a wax-based spherical core, preparation processes and cosmetic uses
    Patent number: 5954871
    Abstract: A composite melanin pigment in the form of particles comprising a spherical core less than 1 .mu.m in diameter, which comprises at least one wax and at least one surfactant, and an outer layer which envelops the core, which comprises at least one compound resulting from the oxidative polymerization of a melanin pigment precursor; and uses of the pigment in powder form or in the form of an aqueous dispersion, in cosmetic compositions, in particular in dye products and/or make-up products and/or care products for keratin substances such as the skin, the hair and the nails.
    Type: Grant
    Filed: December 16, 1997
    Date of Patent: September 21, 1999
    Assignee: L'OREAL
    Inventors: Luc Nicolas-Morgantini, Alain Lety, Guy Vanlerberghe
  • Aqueous cleaning composition which may be in microemulsion form containing a silicone antifoam agent
    Patent number: 5952281
    Abstract: An improvement is described in all purpose liquid cleaning composition and microemulsion composition which are especially effective in the removal of oily and greasy soil and contain an anionic detergent, a nonionic surfactant and ethoxylated polyhydric alcohol type compound, a cosurfactant, a hydrocarbon ingredient, a silicone antifoam agent, and water.
    Type: Grant
    Filed: July 1, 1998
    Date of Patent: September 14, 1999
    Assignee: Colgate Palmolive Company
    Inventors: Myriam Mondin, Nicole Andries, Jean Massaux
  • Synergistic pigment grade corrosion inhibitor compositions and procedures
    Patent number: 5948147
    Abstract: A corrosion inhibiting composition for application to a metal substrate such as steel, copper or aluminum includes a film forming organic coating composition and an inorganic pigment which displays synergistic corrosion inhibitive properties. The preferred composition of the corrosion inhibitor pigment includes cation selected from Zn, Al, Mg, Ca, Sr, and ion that a combination of ions including cyanamides, phosphates or phosphites, silicates, carbonates and zinc oxide.
    Type: Grant
    Filed: October 2, 1997
    Date of Patent: September 7, 1999
    Assignee: Wayne Pigment Corp.
    Inventor: John Sinko
  • Detergent composition containing combination of nonionic polysaccharide ether with synthetic oxyalkylene-containing soil release agent
    Patent number: 5948744
    Abstract: Detergent compositions comprise, by weight, from 0.01% to 10% of a nonionic polysaccharide ether having a degree of polymerization of at least 100, and from 0.01% to 5% of a soil release agent. The soil release agent comprises at least one oxyalkylene unit and at least one terephthalate or substituted terephthalate unit and has a molecular weight of less than 10,000. The detergent composition comprises the polysaccharide ether and the soil release agent in a weight ratio of from 0.1:1 to 20:1.
    Type: Grant
    Filed: May 29, 1997
    Date of Patent: September 7, 1999
    Inventors: Gerard Marcel Baillely, Nour-Eddine Guedira, Robin Gibson Hall
  • Sprayable cleaning composition comprising acaricidal agent
    Patent number: 5948743
    Abstract: The present invention relates to a sprayable composition for the treatment of soft surfaces and containing 0.05 to 5.0 wt. % of an acaricidal agent.
    Type: Grant
    Filed: July 2, 1998
    Date of Patent: September 7, 1999
    Assignee: Colgate Palmolive Company
    Inventors: Pierre Fonsny, Marianne Mahieu, Germaine Zocchi, Betty Kong