Patents Examined by Harris A. Pitlick
  • Mild cleansing compositions comprising an alkyleneoxylated bisquaternary ammonium compound and an anionic or amphoteric detergent such as a phosphobetaine
    Patent number: 4181634
    Abstract: Mild cleansing compositions comprising at least one detergent and at least one alkyleneoxylated bisquaternaryammonium compound are described. Suitable bisquaternary ammonium compounds are represented by the formula ##STR1## wherein R is an aliphatic radical of from about 10 to about 26 carbon atoms, R' is methyl, ethyl, propyl or R, X is an anion, n is an integer from 2 to 3, and x is an integer of from 1 to about 30. Suitable detergents are anionic or amphoteric detergents. The addition of alkyleneoxylated bisquaternary ammonium compound to anionic and amphoteric detergents reduces the irritant properties of the detergents.
    Type: Grant
    Filed: May 5, 1978
    Date of Patent: January 1, 1980
    Assignee: Johnson & Johnson
    Inventors: Robert R. Kennedy, Martin K. O. Lindemann, Robert J. Verdicchio
  • Method of manufacturing red light-emitting gallium phosphide device
    Patent number: 4180423
    Abstract: A red light-emitting gallium phosphide device of high electroluminescent efficiency which comprises an n-type gallium phosphide substrate containing a donor at concentrations ranging from 1.times.10.sup.17 cm.sup.-3 to 3.times.10.sup.17 cm.sup.-3, an n-type gallium phosphide layer formed on said substrate with a donor concentration in the neighborhood of a p-n junction set at a level ranging from 2.times.10.sup.17 cm.sup.-3 to 5.5.times.10.sup.17 cm.sup.-3 and a p-type gallium phosphide layer grown on said n-type gallium phosphide layer with a net acceptor concentration and an oxygen donor concentration in the neighborhood of the p-n junction chosen to range from 1.times.10.sup.17 cm.sup.-3 to 3.times.10.sup.17 cm.sup.-3 and 0.1.times.10.sup.16 cm.sup.-3 to 8.times.10.sup.16 cm.sup.-3, respectively.
    Type: Grant
    Filed: August 24, 1976
    Date of Patent: December 25, 1979
    Assignee: Tokyo Shibaura Electric Co., Ltd.
    Inventors: Makoto Naito, Akinobu Kasami
  • Method for improved acyl isethionate detergent bars
    Patent number: 4180470
    Abstract: This invention relates to a detergent bar having superior use properties and comprising acyl isethionate as the major detergent surface active agent with an unesterified water-soluble alkali metal isethionate as a bar processing aid. Adding an alkoxy hydroxy propane sulfonate in conjunction with a small amount of sodium chloride to these toilet detergent bars significantly reduces the wear rate of the bar without adversely affecting its lathering characteristics.
    Type: Grant
    Filed: January 25, 1978
    Date of Patent: December 25, 1979
    Assignee: Lever Brothers Company
    Inventors: Richard Tokosh, Arno Cahn
  • Soap bar and holder
    Patent number: 4177965
    Abstract: A soap bar and holder combination wherein the holder has a base, a shank and a head, the axis of which is perpendicular to the plane of the base, and the soap bar has an insert embedded therein formed with a cavity adapted to be telescoped over the head of the holder to removably support the soap bar on the holder. The diameters of the head and cavity are related so that the soap bar may be retained on the holder either loosely or firmly.
    Type: Grant
    Filed: June 12, 1978
    Date of Patent: December 11, 1979
    Inventor: Henry Blaszkowski
  • Method of storing energy
    Patent number: 4175613
    Abstract: Storage of thermal energy in a ternary mixture of salts which comprises from 22.5 to 26.5 weight percent of sodium chloride, from 18.5 to 22.5 weight percent of potassium chloride and from 53.0 to 57.0 weight percent of magnesium chloride.
    Type: Grant
    Filed: June 30, 1978
    Date of Patent: November 27, 1979
    Inventor: Talbot A. Chubb
  • Gaseous insulators for high voltage electrical equipment
    Patent number: 4175048
    Abstract: Gaseous insulators comprise compounds having high attachment cross sections for electrons having energies in the 0-1.3 electron volt range. Multi-component gaseous insulators comprise compounds and mixtures having overall high electron attachment cross sections in the 0-1.3 electron volt range and moderating gases having high cross sections for inelastic interactions with electrons of energies 1-4 electron volts. Suitable electron attachment components include hexafluorobutyne, perfluorobutene-2, perfluorocyclobutane, perfluorodimethylcyclobutane, perfluorocyclohexene, perfluoromethylcyclohexane, hexafluorobutadiene, perfluoroheptene-1 and hexafluoroazomethane. Suitable moderating gases include N.sub.2, CO, CO.sub.2 and H.sub.2. The gaseous insulating mixture can also contain SF.sub.6, perfluoropropane and perfluorobenzene.
    Type: Grant
    Filed: September 6, 1977
    Date of Patent: November 20, 1979
    Assignee: The United States of America as represented by the United States Department of Energy
    Inventors: Loucas G. Christophorou, David R. James, Marshall O. Pace, Robert Y. Pai
  • Metal oxide remover containing a strong mineral acid, citric acid and a basic ammonia derivative
    Patent number: 4174290
    Abstract: Composition and method for removing metal oxides from ferrous metals. The composition contains an ammonia derivative such as an amine, a strong mineral acid and citric acid in an aqueous solution having an acidic pH of about 0.5-3.0. Metal oxides are removed by applying the solution at elevated temperature.
    Type: Grant
    Filed: September 30, 1977
    Date of Patent: November 13, 1979
    Assignee: Custom Research and Development
    Inventor: Newton G. Leveskis
  • Hydraulic fluid comprising a borate ester and corrosion inhibiting amounts of an oxyalkylated alicyclic amine
    Patent number: 4173542
    Abstract: Hydraulic fluid compositions having improved non-corrosive properties to metals are formed from (A) a hydraulic fluid containing a borate ester and (B) an oxyalkylated alicyclic amine.
    Type: Grant
    Filed: May 19, 1978
    Date of Patent: November 6, 1979
    Assignee: Sanyo Chemical Industries, Ltd.
    Inventors: Teruyuki Sato, Kunio Kawakatsu
  • Perfumed articles containing 3-phenyl-cyclopent-2-en-1-one
    Patent number: 4173550
    Abstract: Method for improving, enhancing or modifying the odoriferous properties of perfumes or perfume products by incorporating therein a cyclopentanone derivative.
    Type: Grant
    Filed: October 23, 1978
    Date of Patent: November 6, 1979
    Assignee: Firmenich SA
    Inventors: Erling Sundt, Roland Aschiero
  • Polymeric dielectric for capacitors and the like consisting essentially of a vinylidene fluoride-trifluoroethylene copolymer
    Patent number: 4173033
    Abstract: A polymeric dielectric having an outstanding dielectric constant, which essentially consists of a copolymer of vinylidene fluoride and triflouroethylene in a molar ratio of from about 95:5 to 10:90, preferably of from about 85:15 to 20:80, more preferably of from about 75:25 to 35:65.
    Type: Grant
    Filed: March 22, 1978
    Date of Patent: October 30, 1979
    Assignee: Daikin Kogyo Co., Ltd.
    Inventors: Junichi Sako, Masayoshi Tatemoto, Shoji Kawachi, Toshiharu Yagi
  • Method for decontaminating and sealing the interior spaces of an insulated electrical device utilizing mineral oil-extended polyurethanes
    Patent number: 4171998
    Abstract: This invention provides a method of sealing and purging contaminants from the internal free spaces of an insulated electrical device by forcing into said free spaces a low viscosity material that acts to displace fluid contaminants from within said free spaces. The material later cures in situ to form a hydrophobic seal with good electrical properties. Also disclosed herein is a method for rehabilitating waterlogged plastic insulated multiconductor communications cables of the type employed in telephone systems.
    Type: Grant
    Filed: September 30, 1976
    Date of Patent: October 23, 1979
    Assignee: N L Industries, Inc.
    Inventors: Melvin Brauer, Thaddeus F. Kroplinski
  • Composition for absorption heating with furan-derivative absorbent
    Patent number: 4172043
    Abstract: The invention comprises absorption pair compositions consisting essentially of selected one and two carbon fluorocarbon solutes dissolved in selected furan ring absorbents. These absorption pair compositions are useful in methods of absorption refrigeration, cooling and heating and particularly in an absorption heat pump.
    Type: Grant
    Filed: July 22, 1977
    Date of Patent: October 23, 1979
    Assignee: Allied Chemical Corporation
    Inventor: Chien C. Li
  • Surface-active compound combination containing hydroxyalkylamines
    Patent number: 4171278
    Abstract: A surface-active compound combination for use in textile washing agent compositions consisting essentially of(1) at least one tenside of the anionic sulfonate or sulfate type or non-ionic ethoxylated type, and(2) at least one hydroxyalkylamine having vicinal oxygen and nitrogen bridging atoms, ethoxylated/propoxylated derivatives thereof, acylated derivatives thereof, or ethoxylated/propoxylated acylated derivatives thereof, where the amount of component (1) to component (2) is in the weight ratio of 100:1 to 1:1. The surface-active compound composition is useful in preparation of low temperature detergents and low phosphate detergents.
    Type: Grant
    Filed: November 2, 1978
    Date of Patent: October 16, 1979
    Assignee: Henkel Kommanditgesellschaft auf Aktien
    Inventors: Hans Andree, Gunter Jakobi, Wolfgang Rupilius, Horst Rutzen, Ulrich Zeidler, Markus Berg, Jochen Kaufmann, Gunther Vogt
  • Refrigerants colored for leak indication with substituted anthraquinone dyes
    Patent number: 4170564
    Abstract: Refrigerants, refrigeration oils and refrigerant-refrigeration oil mixtures containing a substantially hydrophobic polyoxypropyleneamine substituted anthraquinone dyes having the structure ##STR1## wherein R is an alkylene moiety containing at least 1 carbon atom, R' is a member of the group consisting of NH.sub.2, OH, NCOR", OCOR" and OR" wherein R" is an alkyl moiety containing from 1 to about 18 carbon atoms, and wherein n is an integer having an average of at least about 6.
    Type: Grant
    Filed: October 6, 1977
    Date of Patent: October 9, 1979
    Assignee: Milliken Research Corporation
    Inventor: Ralph N. Brendle
  • Stripping liquor composition for removing photoresists comprising hydrogen peroxide
    Patent number: 4169068
    Abstract: A stripping liquor composition consisting essentially of (A) at least one compound selected from among sulfonic acids, acid esters of sulfuric acid, and acid esters of phosphoric acid, (B) hydrogen peroxide, and (C) at least one of organic solvents, with or without the addition of (D) at least one of polyhydric alcohols.
    Type: Grant
    Filed: August 15, 1977
    Date of Patent: September 25, 1979
    Assignee: Japan Synthetic Rubber Company Limited
    Inventors: Yoshiyuki Harita, Hideyuki Hanaoka, Kunihiro Harada
  • Capacitor with tin-zinc electrodes
    Patent number: 4168519
    Abstract: A capacitor having electrodes consisting essentially of 65-95 parts tin and 35-5 parts zinc.
    Type: Grant
    Filed: October 25, 1977
    Date of Patent: September 18, 1979
    Assignee: Erie Technological Products Inc.
    Inventor: Jerome J. Hertz
  • Electrical device with fluorinated divalent sulfur dielectric gas
    Patent number: 4166798
    Abstract: Electronegative, normally gaseous, fluorinated compounds with sulfur at valence state 2 act as good dielectric gases alone or in combination with sulfur hexafluoride. In particular bis (trifluoromethyl) sulfide has a higher dielectric strength than sulfur hexafluoride when used alone and increases dielectric strength of sulfur hexafluoride in blends.
    Type: Grant
    Filed: August 21, 1978
    Date of Patent: September 4, 1979
    Assignee: Allied Chemical Corporation
    Inventors: Martin J. Mastroianni, Sabatino R. Orfeo, Bernard Sukornick
  • Compositions comprising mixtures of polycationic and polyanionic polymers as magnesium scale control agents
    Patent number: 4166040
    Abstract: Mixtures of certain polycationic and polyanionic polymers derived from an ethylenically unsaturated dibasic acid or an ethylenically unsaturated sulfuric acid are effective compositions for the control of magnesium scale in evaporative desalination units.
    Type: Grant
    Filed: December 15, 1977
    Date of Patent: August 28, 1979
    Assignee: American Cyanamid Company
    Inventor: Richard M. Goodman
  • Process for magnesium scale control using mixtures of polycationic and polyanionic polymers
    Patent number: 4166041
    Abstract: Magnesium hydroxide scale formation in evaporative desalination units is inhibited by adding to the saline water being processed a mixture of certain polycationic polymers and polyanionic polymers derived from an ethylenically unsaturated dibasic acid or an ethylenically unsaturated sulfonic acid.
    Type: Grant
    Filed: December 15, 1977
    Date of Patent: August 28, 1979
    Assignee: American Cyanamid Company
    Inventor: Richard M. Goodman
  • Phenol-free and chlorinated hydrocarbon-free photoresist stripper comprising surfactant and hydrotropic aromatic sulfonic acids
    Patent number: 4165294
    Abstract: Stripping solutions, free from phenol and chlorinated hydrocarbon compounds, comprising a surfactant alkylarylsulfonic acid having 12-20 carbons, a hydrotropic aromatic sulfonic acid having 6-9 carbons and a halogen-free aromatic hydrocarbon solvent with a boiling point above 150.degree. C. The stripping compositions effectively remove organic polymeric substances from inorganic substrates and are substantially clear water rinsable.
    Type: Grant
    Filed: May 22, 1978
    Date of Patent: August 21, 1979
    Assignee: Allied Chemical Corporation
    Inventor: John E. Vander Mey