Patents Examined by Irving Vaughn
  • Sulfurized compositions
    Patent number: 4119550
    Abstract: Sulfurized compositions are prepared by the reaction of unsaturated compounds and a mixture of sulfur and hydrogen sulfide under superatmospheric pressure, followed by removal of low boiling materials. They are useful as lubricant additives.
    Type: Grant
    Filed: July 11, 1977
    Date of Patent: October 10, 1978
    Assignee: The Lubrizol Corporation
    Inventors: Kirk Emerson Davis, Thomas Frederick Holden
  • Amine phosphate salts and phosphoramides
    Patent number: 4118329
    Abstract: A mixture containing a major proportion of amine phosphate salts and a minor proportion of phosphoramides is prepared by reacting a triaryl phosphate and an aliphatic amine in the presence of a catalytic amount of a trialkyl borate. Certain of these mixtures are useful as additives for lubricating oils.
    Type: Grant
    Filed: December 8, 1977
    Date of Patent: October 3, 1978
    Assignee: Chevron Research Company
    Inventor: Bruce W. Hotten
  • Amine phosphate salts and phosphoramides
    Patent number: 4118330
    Abstract: A mixture of phosphate salts and phosphoramides are prepared by reacting a triaryl phosphate and an aliphatic amine in the presence of a catalytic amount of boron trifluoride. These phosphorus mixtures are useful as additives for lubricating oils.
    Type: Grant
    Filed: December 8, 1977
    Date of Patent: October 3, 1978
    Assignee: Chevron Research Company
    Inventor: Bruce W. Hotten
  • Method for working metal and lubricants for use therein
    Patent number: 4118331
    Abstract: Lubricants useful in metal working processes, especially drawing, comprise an oil of lubricating viscosity; a carboxylic acid or derivative thereof, especially an anhydride of a hydrocarbon-substituted succinic acid in which the substituent contains about 6-30 carbon atoms; and a phosphorus acid salt, usually a zinc salt of a phosphorodithioic acid. The lubricant may also contain other ingredients, especially chlorinated wax or mixtures of aliphatic alcohols and hydrocarbons. Said lubricant provides improved lubricity, corrosion resistance, cleanability, anti-wear properties and extreme pressure properties when used in the working operation.
    Type: Grant
    Filed: January 11, 1977
    Date of Patent: October 3, 1978
    Assignee: The Lubrizol Corporation
    Inventor: Richard William Jahnke
  • Amine phosphate salts
    Patent number: 4118328
    Abstract: Phosphate salts are prepared by reacting a triaryl phosphate and an aliphatic amine in the presence of a catalytic amount of boric acid. Certain of the phosphate salts are useful as additives for lubricating oils.
    Type: Grant
    Filed: December 8, 1977
    Date of Patent: October 3, 1978
    Assignee: Chevron Research Company
    Inventor: Bruce W. Hotten
  • Compressor oil compositions
    Patent number: 4116874
    Abstract: A compressor oil composition comprising a major proportion of a lubrication base oil, and a minor proportion of (a) an aromatic amine, (b) an alkylphenol and (c) a triester of dithiophosphoric acid as essential ingredients.
    Type: Grant
    Filed: June 22, 1977
    Date of Patent: September 26, 1978
    Assignee: Nippon Oil Co., Ltd.
    Inventors: Kensuke Sugiura, Toru Miyagawa, Haruo Seki
  • Preparation of phosphorus-containing acids and salts
    Patent number: 4116871
    Abstract: Phosphorus-containing acids and salts are prepared by heating a mixture of(A) an acid of the formula ##STR1## where R is alkyl, with (B) an acid of the formula ##STR2## where R.sup.1 is aryl, for 3 to 10 hours at 55.degree. to 95.degree. C to form a mixture of acids (A) and (B) and an acid of the formula ##STR3## and optionally neutralizing to a salt to be used in lubricating oil.
    Type: Grant
    Filed: June 29, 1977
    Date of Patent: September 26, 1978
    Assignee: Chevron Research Company
    Inventors: Andrew Doyle Abbott, George J. Benoit
  • Hot melt metal working lubricants
    Patent number: 4116872
    Abstract: Metal working operations, especially drawing, are facilitated by applying to the metal a composition which provides lubricity thereto and which melts within the range of about 30.degree.-100.degree. C. The composition comprises at least one neutral ester, and preferably a mixture of esters, prepared from polyalkylene glycols and saturated aliphatic alcohols having at least about 10 carbon atoms, and C.sub.12 -.sub.25 aliphatic monocarboxylic acids and C.sub.4 -.sub.20 aliphatic polycarboxylic acids. The preferred ester mixtures are prepared from polyethylene glycols, C.sub.14 -.sub.20 predominantly straight chain alkanols, stearic acid and adipic, azelaic or sebacic acid. Optional ingredients include phosphorus acid salts and anti-oxidants. The composition may be applied in liquid form and solidifies on cooling to normal ambient and storage temperatures.
    Type: Grant
    Filed: February 8, 1977
    Date of Patent: September 26, 1978
    Assignee: The Lubrizol Corporation
    Inventor: Richard William Jahnke
  • Lubricating oil composition containing Group I or Group II metal or lead sulfonates
    Patent number: 4116873
    Abstract: Oil-soluble detergent-dispersant Group I and Group II metal or lead salts of substantially saturated hydrocarbyl-substituted ethylsulfonic acids, processes for preparing these salts, lubricating oil additive concentrates and lubricating oil compositions containing them are disclosed.
    Type: Grant
    Filed: May 10, 1976
    Date of Patent: September 26, 1978
    Assignee: Chevron Research Company
    Inventor: Louis DE Vries
  • Biodegradable grease composition
    Patent number: 4115282
    Abstract: A biodegradable lubricating grease composition is provided comprising an emulsion of vegetable-derived gel, water and a lubricant from the class of natural oils and fats.
    Type: Grant
    Filed: November 24, 1976
    Date of Patent: September 19, 1978
    Assignee: Deutsche Texaco Aktiengesellschaft
    Inventor: Hans Dieter Grasshoff
  • Brake grease compositions
    Patent number: 4115284
    Abstract: Grease compositions comprising (A) a specific polyoxypropylene glycol monoether as the lubricating base oil and (B) a specific gelling agent as the thickening agent, consisting of at least one diurea compound represented by the formula ##STR1## wherein R.sub.1 is a divalent aromatic hydrocarbon radical, and R.sub.2 and R.sub.3 a cyclohexyl group, a cyclohexyl derivative group having 7-12 carbon atoms, or an alkyl group having 8-20 carbon atoms.
    Type: Grant
    Filed: June 17, 1977
    Date of Patent: September 19, 1978
    Assignee: Nippon Oil Co., Ltd.
    Inventors: Hirotugu Kinoshita, Makoto Sekiya, Nobuo Makino
  • Cutting oil additives
    Patent number: 4115285
    Abstract: The addition of a partially neutralized aluminum acid alkylorthophosphate to hydrocarbon cutting oils improves machinability and extends tool life in metal-machining operations.
    Type: Grant
    Filed: June 13, 1977
    Date of Patent: September 19, 1978
    Assignee: Borg-Warner Corporation
    Inventor: Jan Willem VAN Hesden
  • Antifriction composition
    Patent number: 4115283
    Abstract: Antifriction compositions useful for bearings comprising poly(arylene sulfide), a solid lubricating component, a reinforcing material, and a filler in which the commonly employed antimony trioxide filler is replaced in whole or in part by a replacement filler of calcium carbonate, titanium dioxide, barium sulfate, hydrated aluminum silicates, red iron oxide, carbon black or diatomaceous earth, compatible with the other components.
    Type: Grant
    Filed: December 15, 1977
    Date of Patent: September 19, 1978
    Assignee: Phillips Petroleum Company
    Inventor: Donald G. Needham
  • Lubricant antiwear additives containing sulfur and boron
    Patent number: 4115286
    Abstract: Lubricating compositions incorporating therein at least one mercapto-substituted boron-containing compound selected from 2-hydroxy-4-(mercaptohydrocarbyl)-1,3,2-dioxaborolanes and alkylammonium bis[(mercaptohydrocarbyl)ethylenedioxy]borates. Novel 2-hydroxy-4-(mercaptohydrocarbyl)-1,3,2-dioxaborolanes and novel alkylammonium bis[(mercaptohydrocarbyl)ethylenedioxy]borates and methods for preparing these compositions of matter are provided. Alkylammonium bis[(mercaptohydrocarbyl)ethylenedioxy]borates are prepared from an intermediate chemical compound that is a novel hydrogen bis[(mercaptohydrocarbyl)ethylenedioxy]borate for which a method of preparation is also provided.
    Type: Grant
    Filed: May 31, 1977
    Date of Patent: September 19, 1978
    Assignee: Phillips Petroleum Company
    Inventors: Bernard A. Baldwin, Ralph P. Williams, Raymond Rohde
  • Penetrating oil composition
    Patent number: 4113633
    Abstract: A penetrating oil composition is disclosed essentially consisting of a blend of lower alkyl benzenes, lower alkanols, alkyl succinic acid, tert-dibutyl-p-cresol, zinc dialkyl thiophosphate, polymethacrylate, and methyl silicone in a paraffin bright stock lube oil base.
    Type: Grant
    Filed: December 15, 1976
    Date of Patent: September 12, 1978
    Inventor: Paul J. Gibbons
  • Metal aryl dithiophosphates and their manufacture
    Patent number: 4113634
    Abstract: Disclosed are a process for manufacturing metal diaryl dithiophosphates, certain metal diaryl dithiophosphates, and lubricating oil compositions containing said metal diaryl dithiophosphates. The process for the manufacture of metal diaryl dithiophosphate generally comprises reacting P.sub.2 S.sub.5 with a hydroxyl aryl compound to form a dithiophosphoric acid; and neutralizing said dithiophosphoric acid with zinc, barium, cadmium, magnesium or nickel base in the presence of an effective amount of a promoter, said promoter comprising dialkyl dithiophosphoric acid. Metal diaryl dithiophosphates, especially for use in lubricating oil compositions, can be made by the above process.
    Type: Grant
    Filed: March 1, 1977
    Date of Patent: September 12, 1978
    Assignee: Standard Oil Company (Indiana)
    Inventors: Albert R. Sabol, Nicolas C. Petrellis
  • Triazine-urea grease thickeners
    Patent number: 4113640
    Abstract: Triazine-urea compounds having the structural formula ##STR1## WHEREIN R is an aliphatic hydrocarbyl radical of 16 to 22 carbon atoms, m is 0 or 1 and n is 0 or 1, are excellent thickening agents for greases employed in high temperature applications.
    Type: Grant
    Filed: November 17, 1977
    Date of Patent: September 12, 1978
    Assignee: Shell Oil Company
    Inventor: Thomas F. Wulfers
  • Grease compositions
    Patent number: 4111822
    Abstract: Grease compositions containing a polyurea grease thickener and certain acylated alkylene polyamines are disclosed.
    Type: Grant
    Filed: October 3, 1977
    Date of Patent: September 5, 1978
    Assignee: Shell Oil Company
    Inventor: Gerard P. Caruso
  • Coating and methods for pulling cable and drawing wire
    Patent number: 4111820
    Abstract: A coating consisting essentially of 0.5% to 50%, preferably 2% to 20%, by volume, polyethylene oxide and about 6% to 30% a dispersion agent selected from the group consisting of propylene glycol, glycerol, ethylene glycol, polypropylene glycol, diethylene glycol, triethylene glycol and hexylene glycol, with the ratio of polyethylene oxide-to-dispersion agent, by volume, being no greater than 2:1 and preferably 1:3. The remainder being essentially water. The coating is useful as a lubricant to facilitate pulling plastic-sheathed cable through a conduit, drawing wire through a die and mounting a tire on a rim. The coating is an emollient for wood and useful in metalworking to inhibit or otherwise control oxidation, and as an annealing and normalizing agent.
    Type: Grant
    Filed: October 3, 1977
    Date of Patent: September 5, 1978
    Inventor: Allen C. Conti
  • Lithium base grease containing polyisobutylene
    Patent number: 4110233
    Abstract: A lubricating composition having improved resistance to removal by water, improved pumpability over a wide range of ambient temperatures, and the ability to float on water comprising a petroleum base oil thickened with a lithium soap of a fatty acid and containing a polyisobutylene of a molecular weight to provide such properties.
    Type: Grant
    Filed: December 27, 1976
    Date of Patent: August 29, 1978
    Assignee: Gulf Research & Development Company
    Inventors: Wayne W. Bailey, Brian W. Taylor