Patents Examined by Ardith Hertzog
  • Patent number: 6133218
    Abstract: The present invention relates to an aqueous based, solvent free degreaser composition, comprising a blend of two nonionic surfactants selected from, alcohol alkoxylate with a fatty alcohol moiety, alkoxylated fatty alcohol, fatty alcohol having oxyethylate moieties, polyoxyalkylene block copolymers, and alkyl phenol alkoxylate.
    Type: Grant
    Filed: July 29, 1997
    Date of Patent: October 17, 2000
    Assignee: BASF Corporation
    Inventors: Charles O. Kerobo, Michael C. Welch, Suzanne M. Gessner, Sonia J. Patterson
  • Patent number: 6025316
    Abstract: Detergent composition are disclosed which are formulated for use in wash water over a wide range of pH in the washing bath. The compositions contain an anionic surfactant, optionally in combination with a nonionic surfactant with optimal builders and enzymes, and also contain at least one water soluble organic polymer, such as polyethylene glycol, which is miscible with or soluble in the surfactant. The presence of the water soluble polymer leads to enhanced fabric cleaning performance.
    Type: Grant
    Filed: December 29, 1997
    Date of Patent: February 15, 2000
    Assignee: Colgate-Palmolive Co.
    Inventors: Hoai-Chau Cao, Marie-Christine Houben, Patricia Pagnoul, Patrick Durbut, Guy Broze, Anne-Marie Misselyn
  • Patent number: 5998360
    Abstract: Soluble alkali metal silicates combined with antiredeposition agents can actually have a beneficial effect on bleach stabilisation if said antiredeposition agents are intimately mixed with an alkali metal silicate solution, the resulting product being then dried (spray drying, turbo drying, etc . . . ) into granules.
    Type: Grant
    Filed: April 13, 1998
    Date of Patent: December 7, 1999
    Assignee: Crosfield Limited
    Inventors: Keith R Cockett, Theo J Osinga
  • Patent number: 5998348
    Abstract: An aqueous liquid composition containing dihydrogen phosphate salt, surfactant(s), and a dual coordinate bonding agent for iron cleans soiled metal surfaces without damaging any plastic parts that come into contact with the composition, supporting the growth of bacteria that cause unpleasant odors, or obscuring the transparency of any transparent window that it contacts. The composition is particularly useful for cleaning unpainted aluminum sided rail transport cars that have polycarbonate housings insulating electrical contact points that provide motive electric power to the cars; many conventional aqueous alkaline and acid cleaners promote stress cracking of polycarbonate plastics.
    Type: Grant
    Filed: October 1, 1998
    Date of Patent: December 7, 1999
    Assignee: Henkel Corporation
    Inventor: Donald P. Murphy
  • Patent number: 5994286
    Abstract: An aqueous antimicrobial cleaning composition comprising: (a) a surfactant; (b) triclosan; and (c) a tocopherol and a process for inhibiting the color degradation of an aqueous antimicrobial cleaning composition involving the addition of an effective amount of a tocopherol thereto.
    Type: Grant
    Filed: July 22, 1997
    Date of Patent: November 30, 1999
    Assignee: Henkel Corporation
    Inventors: Sureshchandra G. Desai, deceased, Arturo Valdes
  • Patent number: 5993666
    Abstract: A maleic acid-based copolymer is provided which has a weight-average molecular weight of 1,000 to 100,000, a calcium ion-capturability of 300 mgCaCO.sub.3 /g or higher calculated as calcium carbonate, and a clay-dispersibility of 1.2 or higher. Another maleic acid-based copolymer is also provided which has a level of adsorption to clay within the range of 20 to 90% and a calcium ion-stabilization degree constant of 4.0 or larger.
    Type: Grant
    Filed: January 7, 1998
    Date of Patent: November 30, 1999
    Assignee: Nippon Shokubai Co., Ltd.
    Inventors: Shigeru Yamaguchi, Keishi Tsuboi, Yoshio Irie
  • Patent number: 5990066
    Abstract: Liquid hard-surface cleaning compositions are disclosed which provide excellent gloss to the surfaces cleaned therewith. The compositions comprise a surfactant, a carboxylate-containing polymer, and a divalent counterion in a molar ratio of carboxylate-containing monomeric units in said polymer to said divalent counterion of from about 12:1 to 1:32.
    Type: Grant
    Filed: June 12, 1998
    Date of Patent: November 23, 1999
    Assignee: The Procter & Gamble Company
    Inventors: Neil James Gordon, Vincent Reniers, Alan David Willey
  • Patent number: 5985809
    Abstract: A personal cleansing composition comprising: (a) from about 1% to about 30% by weight of a dispersed oil phase comprising at least one nonocclusive liquid polyol fatty acid polyester containing at least four fatty acid ester groups wherein the polyol moiety is selected from sugars and sugar alcohols containing from about 4 to about 8 hydroxyl groups, and wherein each carboxylic acid moiety has from about 8 to about 22 carbon atoms and wherein the liquid polyol fatty acid polyester has a complete melting point of less than about 30.degree. C.; and (b) from about 5% to about 30% by weight of water-soluble surfactant selected from anionic, nonionic, zwitterionic and amphoteric surfactants and mixtures thereof. The products provide excellent in-use and efficacy benefits including excellent skin feel during and after use, good lather volume and stability characteristics, skin conditioning, mildness, stability, cleansing, good water-feel and appearance.
    Type: Grant
    Filed: November 26, 1997
    Date of Patent: November 16, 1999
    Assignee: The Procter & Gamble Company
    Inventors: Gayle Marie Frankenbach, Nicola Jacqueline Phipps, Wendy Victoria J. Richardson
  • Patent number: 5985814
    Abstract: An improvement is described in the carpet compositions which is especially effective in killing dust mites, contains an anionic detergent, an ethoxylated glycerol type compound, a hydrocarbon ingredient, at least one cosurfactant, an acaricidal agent, and water.
    Type: Grant
    Filed: July 2, 1998
    Date of Patent: November 16, 1999
    Assignee: Colgate-Palmolive Co.
    Inventors: Germaine Zocchi, Betty Kong, Myriam Mondin, Marianne Mahieu
  • Patent number: 5977042
    Abstract: The present invention is directed to a composition for stripping coatings from a surface, the composition including:a. A solvent mixture composed of a phenyl substituted alkyl alcohol and an alkyl or aryl glycol ether or an alkyl or aromatic alcohol;b. A coupler composed of a salt formed from a water soluble organic amine and an acid comprising at least one C7-C18 ethoxylated anionic surfactant;c. Optionally water.The use of the C7-C18 ethoxylated anionic surfactant provides a stripper which can be diluted in water of various compositions yet provide an effective stripping/cleaning agent.
    Type: Grant
    Filed: October 1, 1998
    Date of Patent: November 2, 1999
    Assignee: S. C. Johnson Commercial Markets, Inc.
    Inventors: Paul M. Hernandez, Lance D. Brown
  • Patent number: 5977047
    Abstract: A laundry detergent composition in which the solids content comprises an active surfactant, at least about 60 wt. %, based on the weight of the solids of a soluble alkaline carbonate builder, and a minor amount of a carboxylic polymer which is a copolymer of about 70 to about 95 wt. % of acrylic acid and about 5 to about 30 wt. % of maleic acid based on the weight of the polymer, such copolymer having a number average molecular weight of about 1500 to about 2500. Preferably the composition also contains a minor amount of a protease enzyme.
    Type: Grant
    Filed: May 28, 1998
    Date of Patent: November 2, 1999
    Assignee: Church & Dwight Co., Inc.
    Inventor: Charles D. Carr
  • Patent number: 5977035
    Abstract: A liquid agent for a contact lens containing, as a preservative or sterilizing component, a carboxylated amine represented by the following formula, ##STR1## wherein R.sub.1 represents an alkyl group having 6-18 carbon atoms, R.sub.2 represents an alkylene group having 1-18 carbon atoms, A represents Na, K or H, and X represents H or --R.sub.3 COOZ group, wherein R.sub.3 represents an alkylene group having 1-18 carbon atoms and Z represents Na, K or H.
    Type: Grant
    Filed: August 26, 1997
    Date of Patent: November 2, 1999
    Assignee: Tomey Technology Corporation
    Inventors: Makoto Sugiura, Keiko Ibaraki
  • Patent number: 5977048
    Abstract: The present invention relates to an aqueous based, solvent free degreaser composition, comprising (a) alcohol alkoxylate with a fatty alcohol moiety, (b) polyoxyalkylene block copolymer, and (c) a fatty alcohol having an oxyethylate moiety.
    Type: Grant
    Filed: July 29, 1997
    Date of Patent: November 2, 1999
    Assignee: BASF Corporation
    Inventors: Michael C. Welch, Charles O. Kerobo, Suzanne M. Gessner, Sonia J. Patterson
  • 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
  • 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
  • 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
  • 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
  • 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
  • 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
  • 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