Patents Examined by Dennis L. Albrecht
  • High bulk density particulate heavy duty laundry detergent
    Patent number: 4462804
    Abstract: A free flowing phosphate-free high bulk density particulate heavy duty laundry detergent is comprised of particles of spray dried base beads containing ion exchanging zeolite, sodium carbonate and sodium bicarbonate into which is absorbed a nonionic detergent. The product is made by spray drying an aqueous mixture of the zeolite, carbonate and bicarbonate, optionally with soluble silicate present too, decomposing some of the bicarbonate to carbonate during the drying operation and mixing nonionic detergent in liquid form with the spray dried base beads produced and absorbing such detergent into such beads.
    Type: Grant
    Filed: September 29, 1982
    Date of Patent: July 31, 1984
    Assignee: Colgate Palmolive Company
    Inventors: William J. Gangwisch, Virgil J. Richter, Harold E. Wixon, Joseph B. Wraga
  • High bulk density carbonate-zeolite built heavy duty nonionic laundry detergent
    Patent number: 4457854
    Abstract: A free flowing phosphate-free high bulk density particulate heavy duty nonionic laundry detergent is comprised of particles of spray dried base beads containing ion exchanging zeolite and sodium carbonate with which is mixed a particulate water soluble sodium silicate and into which is absorbed a nonionic detergent. The product is made by spray drying an aqueous mixture or slurry of the zeolite and carbonate, mixing with the beads produced a water soluble silicate powder such as hydrous sodium silicate of Na.sub.2 O:SiO.sub.2 ratio of about 1:2 and mixing nonionic detergent in liquid form with the mixture of spray dried base beads and silicate powder and absorbing the nonionic detergent into said mixture.
    Type: Grant
    Filed: September 30, 1982
    Date of Patent: July 3, 1984
    Assignee: Colgate Palmolive Company
    Inventors: William J. Gangwisch, Virgil J. Richter, Harold E. Wixon, Joseph B. Wraga
  • Pretreatment composition for stain removal
    Patent number: 4457857
    Abstract: A method and compositions for pre-laundering treatment of fabrics for stain removal are disclosed. The compositions comprise 25-100% of an ester of a short chain alcohol and a fatty acid and 0-75% of a surfactant.
    Type: Grant
    Filed: July 2, 1982
    Date of Patent: July 3, 1984
    Assignee: Lever Brothers Company
    Inventors: Ralph R. Sepulveda, Lynn H. Lander
  • Stable liquid hard surface cleanser composition containing DGH and a quaternary germicide
    Patent number: 4455250
    Abstract: Efficacious disinfectant/cleansing compositions for hard surface soil and stain removal, more particularly germicidally effective hard surface cleansers, optionally containing d-limonene.
    Type: Grant
    Filed: April 28, 1982
    Date of Patent: June 19, 1984
    Assignee: American Cyanamid Company
    Inventor: Charles Frazier
  • Process for the production of zeolites modified on the surface with organosilanes
    Patent number: 4454056
    Abstract: The invention is directed to a process for the production of zeolites of the type Na A4 having the surface modified with organosilanes. The organosilane must have at least one alkoxy group bonded to the silicon atom. The modified zeolites of the invention are used in washing and cleansing agents.
    Type: Grant
    Filed: March 9, 1983
    Date of Patent: June 12, 1984
    Assignee: Degussa Aktiengesellschaft
    Inventors: Udo Kittelmann, Manfred Diehl, Roland Bergmann, Gunter Stadtmuller
  • Sodium tripolyphosphate, process for making it, and its use
    Patent number: 4454054
    Abstract: The disclosure relates to sodium tripolyphosphate containing up to 95 weight % phase-I, 0.1 to 22 weight % water of crystallization and 0.01 to 2.0 weight %, calculated as metal, of a compound of the metals selected from calcium, magnesium, zinc or strontium, the compound yielding ions in an aqueous medium. The disclosure also relates to a process for making the tripolyphosphate, and to its uses.
    Type: Grant
    Filed: July 19, 1982
    Date of Patent: June 12, 1984
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Herbert Landgraber, Werner Kowalski, Johan Scheffer, Hans Haas
  • Functional fluid
    Patent number: 4452710
    Abstract: Corrosion inhibiting aqueous functional fluids having high stability are provided which contain (a) water, (b) a corrision inhibiting, surface active, water soluble or dispersible alkali metal, ammonium or organic amine salt of a water insoluble carboxylic acid group terminated monoamide, (e.g. the triethanolamine salt of the carboxylic acid terminated monoamide reaction product between maleic acid and 1-amino-2-ethyl hexane), (c) a second surface active agent and optionally, (d) water soluble or dispersible lubricant. These functional fluids are useful as a metal working fluid or hydraulic fluid.
    Type: Grant
    Filed: September 22, 1982
    Date of Patent: June 5, 1984
    Assignee: Cincinnati Milacron Inc.
    Inventor: Mark A. Williams
  • Compositions and process for inhibiting corrosion of aluminum
    Patent number: 4452758
    Abstract: Antifreeze compositions and a process for inhibiting the corrosion of aluminum in contact with aqueous liquids are disclosed. The antifreeze compositions comprise a combination of an alkanolamine, an alkali metal phosphate, a heterocyclic nitrogen compound, as defined, and a conventional corrosion inhibitor in effective corrosion inhibiting amounts. The aqueous liquid can be an alcohol such as ethylene glycol.
    Type: Grant
    Filed: May 16, 1983
    Date of Patent: June 5, 1984
    Assignee: BASF Wyandotte Corporation
    Inventors: Joe C. Wilson, Stanley T. Hirozawa, Stephen E. Eisenstein, Jerrold F. Maxwell
  • Detergent tablet
    Patent number: 4451386
    Abstract: A process for producing detergent tablets from free flowing spray dried base builder beads comprising inorganic detergent builders. The builder beads comprise alkali metal phosphate, alkali metal silicate and water. The alkali metal phosphate, component includes a hydrated and an anhydrous portion. Relatively large amounts of liquid or liquifiable detergent ingredients such as surface active agents etc. can be applied to the base beads after spray drying, without destroying their free flowing properties. The base beads are suitable for compression into coherent tablets. The resulting tablets are of improved detergency, physical integrity and solubility.
    Type: Grant
    Filed: September 29, 1982
    Date of Patent: May 29, 1984
    Assignee: Colgate-Palmolive Company
    Inventor: David P. Joshi
  • Detergent softener compositions
    Patent number: 4450085
    Abstract: The present invention provides heavy duty detergent compositions, particularly for imparting improved softness and detersive effects to fabrics laundered therewith, said composition including in addition to conventional builder and principally anionic surfactant components, cationic softener of the di-lower-di-higher alkyl quaternary ammonium and/or heterocyclic imide type, e.g. imidazolinium, and a mixture of fatty acid soap, nonionic organic surfactant, and magnesium sulfate, the weight ratio of soap to softener being about 8:1 to 1:3 preferably 5:1 to 1:2, more preferably 3:2:2:3, e.g., about unity. The soap-nonionic surfactant magnesium sulfate mixture is in the form of a spaghetti, flake, or other shape and is present in the product composition as substantially homogeneously dispersed, discrete particles. A process of laundering fabrics using the above-mentioned composition is also disclosed.
    Type: Grant
    Filed: April 22, 1982
    Date of Patent: May 22, 1984
    Assignee: Colgate Palmolive Company
    Inventor: Harold E. Wixon
  • Sulfur based metal cleaners and corrosion inhibitors
    Patent number: 4450102
    Abstract: Novel compositions are provided for the cleaning and inhibiting corrosion of metallic surfaces. The cleaning composition has an active ingredient consisting of at least one sulfur containing compound selected from the group consisting of a bis(N-2 pyrrolidonyl), an (N-2 pyrrolidonyl), or a bis(N-succinimidyl) sulfur-containing compound.
    Type: Grant
    Filed: November 2, 1982
    Date of Patent: May 22, 1984
    Assignee: Phillips Petroleum Company
    Inventors: Merlin R. Lindstrom, Gary D. Macdonell, Rector P. Louthan, Donald H. Kubicek
  • Monoperoxyphthalic acid bleaching composition containing DTPMP
    Patent number: 4448705
    Abstract: An improved bleaching and laundering composition is provided comprising monoperoxyphthalic acid and/or a water-soluble salt thereof and a chelating agent capable of forming a substantially water-soluble complex with metal ion in aqueous solution. A method of bleaching and laundering soiled and/or stained materials with the aforesaid bleaching composition is also described. A preferred chelating agent is diethylene triamine pentamethylene phosphonic acid (DTPMP) and/or a water-soluble salt thereof.
    Type: Grant
    Filed: May 20, 1982
    Date of Patent: May 15, 1984
    Assignee: Colgate-Palmolive Company
    Inventor: Frederick W. Gray
  • Aqueous bleaching agent with cleaning action
    Patent number: 4443353
    Abstract: The invention relates to an aqueous bleaching agent with cleaning action, containing an alkali metal hypochlorite, an alkaline agent, and one or more compounds of the general formula R-(OCH.sub.2 CH.sub.2).sub.x OCH.sub.2 COOM, where R represents an alkyl group with 8-18 carbon atoms, x a number with an average value of 0.5-8 and a narrow distribution of the average value and M an alkali metal atom.
    Type: Grant
    Filed: August 3, 1982
    Date of Patent: April 17, 1984
    Assignee: Chem-Y Fabriek Van Chemische Producten B.V.
    Inventor: Nicolaas A. I. Van Paassen
  • Rinse aid composition
    Patent number: 4443270
    Abstract: A liquid rinse aid for use in automatic dishwashing machines comprises a low foaming ethoxylated nonionic surfactant, an organic chelating agent, a hydrotrope-water solubilizing system and 0.1-10%, by weight of the rinse aid, of magnesium, zinc, tin, bismuth or titanium ions, added in the form of a water soluble salt.
    Type: Grant
    Filed: July 12, 1982
    Date of Patent: April 17, 1984
    Assignee: The Procter & Gamble Company
    Inventors: Daniel Biard, Rainer Lodewick
  • Paint spray booth detackification composition and method
    Patent number: 4440647
    Abstract: Paint spray booth detackification compositions and methods. The compositions comprise a water dispersible polyamide-epichlorohydrin resin, a polymer formed by reaction of hexamethylene diamine and ethylene dichloride, and an amphoteric metal salt. These compositions are introduced into a paint spray booth water wash system so as to detackify oversprayed paint.
    Type: Grant
    Filed: February 9, 1983
    Date of Patent: April 3, 1984
    Assignee: Betz Laboratories, Inc.
    Inventor: Walter J. Puchalski
  • Low solvent laundry pre-spotting composition
    Patent number: 4438009
    Abstract: An emulsion pre-spotting composition having superior effectiveness against both oil-borne and water-borne stains utilizing a relatively low amount of solvent and a mixture of nonionic surfactants.
    Type: Grant
    Filed: August 14, 1981
    Date of Patent: March 20, 1984
    Assignee: S. C. Johnson & Son, Inc.
    Inventors: Jeanne A. Benicek, Rodney W. Schrader
  • Stable aqueous suspension of water-insoluble, calcium-binding aluminosilicates and nonionic suspending agents
    Patent number: 4438012
    Abstract: Aqueous suspensions of water-insoluble, calcium-binding aluminosilicates with an improved stability against settling comprising at least 20% by weight of at least one finely-divided, water-insoluble silicate compound having a calcium-binding power of at least 50 mg CaO/gm of anhydrous active substance and having the formula, combined water not shown(M.sub.2/n O).sub.x . Me.sub.2 O.sub.3.(SiO.sub.2).sub.ywhere M is a cation of the valence n, exchangeable with calcium, x is a number of from 0.7 to 1.5, Me is aluminum or boron, and y is a number from 0.8 to 6, and at least 0.5% by weight of a practically water-insoluble nonionic aliphatic surface-active compound having a turbidity point of a 1% solution in water of below room temperature, and the remainder an aqueous liquor. The said suspensions are pumpable and suitable as stock solution in the preparation of washing agent compositions.
    Type: Grant
    Filed: December 14, 1977
    Date of Patent: March 20, 1984
    Assignee: Henkel Kommanditgesellschaft auf Aktien
    Inventors: Dieter Kuhling, Huppertzl Josef, Peter Krings, Herbert Reuter
  • Detergent compositions
    Patent number: 4438025
    Abstract: The invention provides a novel detergent composition free from the problem of waterspots left on the surface of a glassware washed therewith followed by rinse in addition to the excellent detergency and foaming power. The composition comprises, as the essential components thereof, from 15 to 50 parts by weight of a neutral salt of an .alpha.-sulfonated fatty acid having 14 to 18 carbon atoms in a molecule, the countercations being magnesium or a substituted or unsubstituted ammonium ion, such as those derived from mono-, di- and triethanolamines, and from 85 to 50 parts by weight of a diethanolamide of a fatty acid having about 12 carbon atoms in a molecule, such as lauric acid or coconut oil fatty acid. The performance of the inventive detergent composition can further be improved by replacing up to 80% by weight of the above neutral salt with a salt of an alkyl, e.g. methyl, ester of an .alpha.
    Type: Grant
    Filed: December 27, 1982
    Date of Patent: March 20, 1984
    Assignee: Lion Corporation
    Inventors: Teruhisa Satsuki, Seiiti Ota, Setsuko Tabata
  • Nonionic surfactants for automatic dishwasher detergents
    Patent number: 4436642
    Abstract: Nonionic surfactants, for automatic dishwasher detergents, provide enhanced low-foaming and wetting, and compatibility with active chlorine compounds. The surfactants are specific block oxypropylene/oxyethylene adducts of alkylphenols.
    Type: Grant
    Filed: February 17, 1982
    Date of Patent: March 13, 1984
    Assignee: Union Carbide Corporation
    Inventor: Robert J. Scott
  • Non-fluoride acid compositions for cleaning aluminum surfaces
    Patent number: 4435223
    Abstract: Compositions and methods for cleaning aluminum surfaces wherein the cleaning compositions contain sulfuric acid, phosphoric acid, and at least one surfactant.
    Type: Grant
    Filed: May 18, 1982
    Date of Patent: March 6, 1984
    Assignee: Amchem Products, Inc.
    Inventor: David Y. Dollman