Patents Examined by Ardith Hertzog
  • Patent number: 5861367
    Abstract: An improvement is described in the liquid crystal composition or the microemulsion compositions, which is especially effective in the removal of oily and greasy soil and having an evidenced grease release effect, contains an anionic detergent, an ethoxylated glycerol type compound, a hydrocarbon ingredient, and water which comprises the use of a water-insoluble odoriferous perfume as the essential hydrocarbon ingredient in a proportion sufficient to form a dilute o/w microemulsion composition containing, by weight, 1% to 20% of an anionic detergent, 0.1 to 50% of a cosurfactant, 0.1% to 10% of the ethoxylated glycerol type compound, 0 to 1.0% of an aldehyde, 0.4% to 10% of perfume and the balance being water.
    Type: Grant
    Filed: September 27, 1996
    Date of Patent: January 19, 1999
    Assignee: Colgate Palmolive Company
    Inventors: Claude Blanvalet, Myriam Mondin, Guy Broze, Barbara Thomas, Yves Lambremont
  • Patent number: 5858956
    Abstract: An improvement is described in all purpose liquid cleaning microemulsion composition which is especially effective in the removal of oily and greasy soil and also exhibiting improved foam collapse properties, contains an anionic detergent, an ethoxylated nonionic surfactant, an ethoxylated/butoxylated nonionic surfactant, optionally, a partially esterfied ethoxylated polyhydric type alcohol, a hydrocarbon ingredient, and water.
    Type: Grant
    Filed: December 3, 1997
    Date of Patent: January 12, 1999
    Assignee: Colgate-Palmolive Company
    Inventor: Baudouin Mertens
  • Patent number: 5858955
    Abstract: This invention relates to a method of manufacturing a concentrated aqueous solution of an amine oxide and the use of the solution in cleaning compositions.
    Type: Grant
    Filed: December 16, 1997
    Date of Patent: January 12, 1999
    Assignee: Colgate Palmolive Company
    Inventors: Orum D. Stringer, Syed Hasain Abbas, Ravi Subramanyam
  • Patent number: 5856288
    Abstract: A new block copolymer, which is excellent with regard to abilities such as dispersibility, chelatability, and scale inhibitability, includes a polyalkylene glycol structural unit and a polyglyoxylate structural unit. This block copolymer, for example, can be produced by carrying out a polymerization reaction between a polyalkylene glycol and a glyoxylic acid-based monomer in the presence of a catalyst in a polymerization reaction system having a water content of about 30 mol % or less relative to the polyalkylene glycol, and used as a cement dispersant, pigment dispersant, water-treating agent, or detergent builder.
    Type: Grant
    Filed: April 21, 1997
    Date of Patent: January 5, 1999
    Assignee: Nippon Shokubai Co., Ltd.
    Inventors: Takuya Saeki, Hideyuki Nishibayashi, Tsuyoshi Hirata, Shigeru Yamaguchi
  • Patent number: 5856290
    Abstract: A disinfectant-containing hard surface cleaner composition having increased bacteria count-reducing efficacy is provided by adding thereto a mixture of an alkyl or alkenyl oligoglycoside and certain C.sub.8 -C.sub.18 alkyl ethers.
    Type: Grant
    Filed: August 20, 1996
    Date of Patent: January 5, 1999
    Assignee: Henkel Kommanditgesellschaft auf Aktien
    Inventors: Gregory van Buskirk, Karl-Heinz Disch, Carsten Friese, Eva Kiewert, Birgit Middelhauve
  • Patent number: 5854193
    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 contains an anionic detergent, optionally, ethoxylated polyhydric alcohol type compound, an ethoxylated/propoxylated nonionic surfactant, a cosurfactant, a hydrocarbon ingredient, and water.
    Type: Grant
    Filed: August 20, 1997
    Date of Patent: December 29, 1998
    Assignee: Colgate Palmolive Company
    Inventors: Myriam Mondin, Nicole Andries, Jean Massaux
  • Patent number: 5854192
    Abstract: In order to provide a particulate zero-phosphate laundry detergent composition with reduced tendency to agglomeration, the composition comprises:i) from 30 to 80 wt % of a granular base powder comprising:a) from 5 to 60 wt % (based on the composition) of organic surfactant, andb) from 10 to 80 wt % (based on the composition) of alkali metal aluminosilicate detergency builder,ii) from 1 to 5 wt % of sodium silicate not within the granular base powder,wherein the sodium silicate (ii) is all present in the form of separate cogranules consisting essentially of sodium silicate and sodium carbonate in a ratio within the range of from 3:1 to 1:3, and where the tendency of the composition to form granules having a particle size of 2000 .mu.m or larger on storage is less than if the sodium silicate (ii) were present in the form of separate granules of sodium disilicate.
    Type: Grant
    Filed: May 7, 1997
    Date of Patent: December 29, 1998
    Assignee: Lever Brothers Company, Division of Conopco, Inc.
    Inventor: Jelles Vincent Boskamp
  • Patent number: 5851979
    Abstract: Pseudoplastic and thixotropic aqueous compositions comprise a detergent system containing an emulsion of at least two nonionic surfactants, preferably alkoxylated alcohols of the formula RO(E).sub.e (p).sub.p II where R is a hydrocarbon chain of from about 6 to about 20 carbon atoms, E is ethylene oxide, and P is propylene oxide, and e and p represent the average degrees of ethoxylation and propoxylation, said nonionic surfactants having a difference between HLB values of at least 6.5, said composition having a viscosity of from about 60 cps to about 1500 cps at 12 rpm, from about 40 cps to about 800 cps at 30 rpm, and from about 20 cps to about 500 cps at 60 rpm, and said composition preferably having a pH of from 0 to about 6.
    Type: Grant
    Filed: March 27, 1997
    Date of Patent: December 22, 1998
    Assignee: The Procter & Gamble Company
    Inventors: Stefano Scialla, Sergio Cardola, Giulia Ottavia Bianchetti
  • Patent number: 5849684
    Abstract: Free-flowing powder detergent additives particularly useful as agglomerates to be added during the manufacture of detergents suitable for washing colored fabric and which contain certain detergent builders, dye transfer inhibiting polymers and optionally a detersive surfactant. Also disclosed are methods for preparing a premix of specific hygroscopic dye transfer inhibitors for use in a spray-drying powder formation process. The compositions utilized for such premixes include a powder builder such as zeolite and the dye transfer inhibition polymers polyamine N-oxide, and copolymers of N-vinylpyrrolidone and N-vinylimidazole.
    Type: Grant
    Filed: October 15, 1996
    Date of Patent: December 15, 1998
    Assignee: The Procter & Gamble Company
    Inventors: Scott John Donoghue, Koen Mariette Albert Schamp
  • Patent number: 5846920
    Abstract: A cleaning agent for removing a residue of soldering flux, which essentially consists of mono-, di-, or tri-alkylene glycol mono branched C.sub.3 -C.sub.5 alkyl ether, which can remove with high safety both ionic residues and resinous materials contained in a soldering flux, which remain on the surface of a soldered electronic substrate. The cleaning agent of the present invention does not adversely affect the insulation and materials used in an electronic device.
    Type: Grant
    Filed: March 25, 1996
    Date of Patent: December 8, 1998
    Assignee: Matsushita Electric Industrial Co., Ltd.
    Inventors: Toru Shiino, Kenichi Nobuta, Yoshikazu Yamagata, Tokihiko Shimizu
  • Patent number: 5843880
    Abstract: An improvement is described in all purpose liquid cleaning compositions and microemulsion compositions which are especially effective in the removal of oily and greasy soil and contain an anionic surfactant, an ethoxylated glycerol type compound, triethanol amine surfactant, a cosurfactant, a hydrocarbon ingredient, and water.
    Type: Grant
    Filed: January 9, 1998
    Date of Patent: December 1, 1998
    Assignee: Colgate Palmolive Company
    Inventor: Baudouin Mertens
  • Patent number: 5840669
    Abstract: A herbal dry cleansing powder composition comprising about 6-12% by weight of Cocoa nucifera, about 6-12% by weight of Hibiscus Rosa sinesis, about 6-12% by weight of Sapindus trifoliatus, about 6-12% by weight of Trigonella foenum graeceum, about 4-9% by weight of Melia azadirachta and about 43-72% by weight of a preservative. To prepare the composition the constituents are cleaned, dried and crushed to a mesh size of 150-350 sieve size.
    Type: Grant
    Filed: December 3, 1997
    Date of Patent: November 24, 1998
    Assignee: Gem Energy Industry Limited
    Inventor: Kameswaran Neelakantan
  • Patent number: 5837666
    Abstract: Detergent compositions comprise from 0.05 to 2 percent by weight of methyl cellulose ether having a solution viscosity measured at a temperature of 20.degree. C. as a 2 wt % aqueous solution of from 80 to 120 centipoise and an average degree of methyl substitution per anhydroglucose of from about 1.6 to about 2.3, from 25 to 65 percent by weight of detergent surfactant, from 0 to 20 percent by weight of bleaching component, and from 30 to 70 percent by weight of builder and alkaline material. The compositions may be used in a method of washing polyester fabric in cold water.
    Type: Grant
    Filed: December 16, 1996
    Date of Patent: November 17, 1998
    Assignee: The Procter & Gamble Company
    Inventors: Susumu Murata, David Johnathan Kitko, Kiyomi Shimamura, Allen David Clauss
  • Patent number: 5827330
    Abstract: Water soluble, cationic products useful as hair colorants or for the treatment of skin which are esters or amides formed by reaction of melanin and a quaternary salt containing a reactive amino or hydroxyl group, as well as compositions containing them and methods of using such products to color hair or treat skin are described.
    Type: Grant
    Filed: June 13, 1997
    Date of Patent: October 27, 1998
    Assignee: Bristol-Myers Squibb Co.
    Inventors: Gottfried Wenke, Giuseppe Prota
  • Patent number: 5821208
    Abstract: Printing applicators such as metal stencils and screens used to apply solder paste to printed circuit boards are cleaned to remove accumulated solder paste therefrom by an aqueous alkaline salt cleaner. The aqueous cleaner of the present invention comprises alkaline salts such as alkali metal carbonates, a surfactant formulation which contains at least one nonionic surfactant, an alkali metal silicate corrosion inhibitor and stabilizers to maintain the components in aqueous solution. The cleaner of the present invention contains no VOCs and is an effective and safe replacement for alcohol solvents previously used to clean solder paste from screens and stencils.
    Type: Grant
    Filed: September 24, 1996
    Date of Patent: October 13, 1998
    Assignee: Church & Dwight Co., Inc.
    Inventors: Francis R. Cala, Richard A. Reynolds, Eric E. Eichhorn
  • Patent number: 5821213
    Abstract: An aqueous based, solvent free degreaser composition, has on a weight basis:a) about 0.5-10% of at least one alcohol alkoxylate with a fatty alcohol moiety selected from the group of compounds having the formula: ##STR1## wherein R is a C.sub.8 to C.sub.18 branched or straight chain alkyl group, m is within the range of about 0 to 14, n is within the range of about 0 to 14, o is within the range of about 0-14, p is within the range of about 0-14, and R' is --CH.sub.3, --CH.sub.2 CH.sub.3, and mixtures thereof, R" is --CH.sub.3, --CH.sub.2 CH.sub.3, and mixtures thereof, and R'" is --OH, --CH.sub.3, --O--C.sub.3 -C.sub.18 hydroxyalkyl group and mixtures thereof;b) about 0.5-10% of at least one alkyl phenol alkoxylate of the following formula: ##STR2## wherein R is a C.sub.8 or C.sub.9 branched or straight chain alkyl group, m is within the range of about 3 to 12, and n is within the range of about 0 to 12, and P is a phenyl group;c) about 0.
    Type: Grant
    Filed: November 29, 1995
    Date of Patent: October 13, 1998
    Inventors: John J. Burke, Joanne P. Gorczyca, Gregory W. Drewno
  • Patent number: 5821207
    Abstract: The method for producing a fine solid builder particle includes the steps of suspending a solid builder in a dispersion medium containing 20 to 100% by weight of a surfactant, and carrying out wet grinding of the solid builder. The builder composition containing the fine solid builder particle is obtainable by the above method. The detergent composition containing the fine solid builder particle is obtainable by the method. The method for producing a detergent composition includes the steps of carrying out wet grinding of a solid builder using a dispersion medium containing a surfactant to give a mixture of a fine solid builder particle and the surfactant, and further adding the mixture to a composition for a detergent.
    Type: Grant
    Filed: December 11, 1996
    Date of Patent: October 13, 1998
    Assignee: Kao Corporation
    Inventors: Hiroyuki Kanai, Mikio Sakaguchi, Shu Yamaguchi
  • Patent number: 5811386
    Abstract: A surface active mixture comprising: (A) from about 1 to about 50% by weight of an anionic surfactant having one or two lipophilic groups and having from 1 to 22 carbon atoms and a polar group selected from the group consisting of carboxylate, sulfate and sulfonate groups; (B) from about 0.5 to about 15% by weight of an alkyl glycoside of the formula R(G).sub.x, wherein R is a linear saturated alkyl radical having from 8 to 22 carbon atoms and (G).sub.x is a glycoside or oligoglycoside unit with a degree of oligomerization x of 1 to 10; (C) from about 0.1 to about 7% by weight of a nitrogen-containing copolymer having a molecular weight of from about 15,000 to about 1,500,000 wherein said copolymer is comprised of: (i) from about 99.5 to about 45 mole-% of units derived from vinyl pyrrolidone, (ii) from at 0.5 to about 50 mole-% of units derived from a monomer corresponding to formula (I):CH.sub.2 .dbd.CHR.sup.1 --COOR.sup.2 --NR.sup.3 R.sup.4 (I)R.sup.1 is hydrogen or methyl, R.sup.2 is a C.sub.
    Type: Grant
    Filed: July 31, 1997
    Date of Patent: September 22, 1998
    Assignee: Henkel Kommanditgesellschaft auf Aktien
    Inventors: Reinhard Mueller, Kurt Seidel, Detlef Hollenberg, Manuela Ehlert
  • Patent number: 5811384
    Abstract: Novel nonionic gemini surfactants are extremely effective emulsifiers for oil-in-water emulsions that provide improved detergency at even low concentration levels. The surfactants are characterized by the formula: ##STR1## wherein R.sub.1 is independently H or a C.sub.1 to C.sub.22 alkyl, R.sub.2 is H or C.sub.1 to C.sub.22 alkyl and R.sub.3 is D.sub.1 --R.sub.4 --D.sub.1 or R.sub.4 --D.sub.1 --R.sub.4 wherein R.sub.4 is independently a C.sub.1 -C.sub.10 alkyl group, --C(O)--, --R.sub.5 ?O(EO).sub.a (PO).sub.b !--, --O--R.sub.5 --O--, or aryl, e.g. phenyl, and D.sub.1 is independently --O--, --S--, --S--S--, --SO.sub.2 --, --C(O)--, a polyether group ?--O(EO).sub.a (PO).sub.b --!, an amide group ?--C(O)N(R.sub.6)--!, an amino group ?--N(R.sub.6)--!, --O--R.sub.5 --O--, or aryl. (EO).sub.a (PO).sub.b is a polyether group and Z is a C.sub.1 -C.sub.
    Type: Grant
    Filed: November 26, 1997
    Date of Patent: September 22, 1998
    Assignee: Rhodia Inc.
    Inventors: David James Tracy, Ruoxin Li, Manilal S. Dahanayake, Jiang Yang
  • Patent number: 5801137
    Abstract: A detergent composition containing in combination(a) a detergent builder system containing a carboxylate or polycarboxylate builder and having a major proportion by weight of non-carbonate builder compound;(b) an organo diphosphonic acid or its salts or complexes or any mixture thereof; and(c) an organic polymer containing acrylic acid or its salts, having an average molecular weight of less than 15,000.
    Type: Grant
    Filed: December 20, 1996
    Date of Patent: September 1, 1998
    Assignee: The Procter & Gamble Company
    Inventors: Michael Crombie Addison, Lynda Anne Jones, Rhona Alexandra Knox