Patents Represented by Attorney D. M. Kozak

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  • Preparation of higher antimony tricarboxylates in improved yields using an inert gas
    Patent number: 4488998
    Abstract: Antimony tricarboxylates of higher carboxylic acids can be prepared in high yields by(a) reacting antimony oxide with an anhydride of a lower organic acid,(b) reacting the product from (a) with at least one higher carboxylic acid at a temperature sufficient to vaporize volatile material and removing the vaporized volatile material,(c) simultaneously passing a stream of an inert gas through the reaction mixture, and(d) recovering the antimony tricarboxylate of said higher carboxylic acid.
    Type: Grant
    Filed: August 27, 1982
    Date of Patent: December 18, 1984
    Assignee: Atlantic Richfield Company
    Inventors: Richard F. Miller, John Link
  • Method for the preparation of higher antimony tricarboxylates
    Patent number: 4488997
    Abstract: Antimony tricarboxylates of higher carboxylic acids can be prepared by(a) reacting antimony oxide with an anhydride of a lower organic acid,(b) reacting the product from (a) with at least one higher carboxylic acid at a temperature sufficient to vaporize volatile material and removing said volatile material, and(c) recovering the antimony tricarboxylate of said higher carboxylic acid.
    Type: Grant
    Filed: August 27, 1982
    Date of Patent: December 18, 1984
    Assignee: Atlantic Richfield Company
    Inventors: Richard F. Miller, John Link
  • Inhibiting polymerization of vinyl aromatic monomers
    Patent number: 4487981
    Abstract: Vinyl aromatic compounds are stabilized against undesired polymerization by adding to the vinyl aromatic compounds small amounts of at least one N,N' dimer of phenothiazine or a substituted phenothiazine and at least one mono- or ditertiary alkyl catechol and/or at least one mono- or ditertiary alkylhydroquinone.
    Type: Grant
    Filed: September 8, 1983
    Date of Patent: December 11, 1984
    Assignee: Atlantic Richfield Company
    Inventors: Richard F. Miller, Michael P. Nicholson
  • Inhibiting polymerization of vinyl aromatic monomers
    Patent number: 4487982
    Abstract: Vinyl aromatic compounds are stabilized against undesired polymerization by adding to the vinyl aromatic compounds small amounts of at least one N,N' dimer of phenothiazine or a substituted phenothiazine and at least one mono- or ditertiary alkylphenol.
    Type: Grant
    Filed: September 8, 1983
    Date of Patent: December 11, 1984
    Assignee: Atlantic Richfield Company
    Inventors: Richard F. Miller, Michael P. Nicholson
  • Aklylation aid for sulfuric acid catalyzed alkylation units
    Patent number: 4467132
    Abstract: The efficiency of acid catalyzed alkylation of alkanes with olefins is improved by conducting the alkylation in the presence of small amounts of a neo acid.
    Type: Grant
    Filed: February 3, 1983
    Date of Patent: August 21, 1984
    Assignee: Atlantic Richfield Company
    Inventors: Ting S. L. Go, George R. Wilson, III
  • Inhibiting polymerization of vinyl aromatic monomers
    Patent number: 4465881
    Abstract: Vinyl aromatic compounds are stabilized against undesired polymerization by adding to the vinyl aromatic compounds small amounts of the N,N'-dimer of phenothiazine or a substituted phenothiazine.
    Type: Grant
    Filed: September 8, 1983
    Date of Patent: August 14, 1984
    Assignee: Atlantic Richfield Company
    Inventors: Richard F. Miller, Michael P. Nicholson
  • Inhibiting polymerization of vinyl aromatic monomers
    Patent number: 4465882
    Abstract: Vinyl aromatic compounds are stabilized against undesired polymerization by adding to the vinyl aromatic compounds small amounts of at least one N,N-diarylhydroxylamine and at least one N,N' dimer of phenothiazine or substituted phenothiazine.
    Type: Grant
    Filed: September 8, 1983
    Date of Patent: August 14, 1984
    Assignee: Atlantic Richfield Company
    Inventors: Richard F. Miller, Michael P. Nicholson
  • Method for minimizing fouling of heat exchangers
    Patent number: 4456526
    Abstract: Hydrocarbon process equipment is protected against fouling by incorporating into the hydrocarbon being processed small amounts of a composition comprised of a dialkylhydroxylamine and a tertiary alkylcatechol.
    Type: Grant
    Filed: September 24, 1982
    Date of Patent: June 26, 1984
    Assignee: Atlantic Richfield Company
    Inventors: Richard F. Miller, Ting S. L. Go
  • Polyurethane foam game ball, composition and process
    Patent number: 4454253
    Abstract: An improved game ball is manufactured from a polyurethane foam prepared from a hydroxyl-containing diene polymer, a catalyst system comprised of a tin compound and a tertiary amine and a surfactant system comprised of a non-hydrolyzable silicone-polyether copolymer and a polydialkylsiloxane.
    Type: Grant
    Filed: September 19, 1983
    Date of Patent: June 12, 1984
    Assignee: Atlantic Richfield Co.
    Inventors: John R. Murphy, John S. Babiec, Jr., Joseph A. Meyers
  • Method of making corrosion inhibiting polyamine amides, the amides, and use therefor
    Patent number: 4440666
    Abstract: A hydrocarbonaceous liquid stream is modified to contain a minor amount of the amide reaction product of a polyalkylene polyamine, a neo-acid having 5 to 20 carbon atoms, the neo-acid having three alkyl groups on the carbon atom which is in the alpha position relative to the carboxylic group, and an aliphatic fatty acid having 10 to 30 carbon atoms, whereby corrosion of iron and other metals contacted by said stream is significantly reduced.
    Type: Grant
    Filed: August 6, 1982
    Date of Patent: April 3, 1984
    Assignee: Atlantic Richfield Co.
    Inventors: Richard F. Miller, Tony S. Go, George R. Wilson, III
  • Method for minimizing fouling of heat exchanges
    Patent number: 4440625
    Abstract: Hydrocarbon process equipment is protected against fouling by incorporating into the hydrocarbon being processed small amounts of a composition comprised of a dialkylhydroxylamine and an organic surfactant.
    Type: Grant
    Filed: May 25, 1983
    Date of Patent: April 3, 1984
    Assignee: Atlantic Richfield Co.
    Inventors: Ting S. L. Go, Richard F. Miller
  • Inhibiting polymerization of vinyl aromatic monomers
    Patent number: 4409408
    Abstract: Vinyl aromatic compounds are stabilized against undesired polymerization by adding to the vinyl aromatic compounds small amounts of N,N-dialkylhydroxylamine and tertiary alkylcatechols. The synergistic effect of the mixture has been demonstrated.
    Type: Grant
    Filed: September 24, 1982
    Date of Patent: October 11, 1983
    Assignee: Atlantic Richfield Company
    Inventor: Richard F. Miller
  • Yarn processing lubricants
    Patent number: 4400281
    Abstract: Disclosed are textile lubricants having improved adherency to textile fibers, comprised of a lubricant base oil, an emulsifier and a high molecular weight polymer of one or more alpha-monoolefins having 4 to 20 carbon atoms.
    Type: Grant
    Filed: August 19, 1981
    Date of Patent: August 23, 1983
    Assignee: Atlantic Richfield Co.
    Inventor: David C. Dehm