Patents Represented by Attorney Robert H. Dewey

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  • Substituted triazones
    Patent number: 4084054
    Abstract: Substituted triazones represented by the formula ##STR1## where R and R' are hydrogen, methyl, hydroxymethyl or ethyl and can be the same or different. The compounds have utility as bactericides and fungicides.
    Type: Grant
    Filed: March 22, 1976
    Date of Patent: April 11, 1978
    Assignee: IMC Chemical Group, Inc.
    Inventor: John Adams Frump
  • Temperature sensitive glass assembly having an aqueous interlayer of an oxazoline solution
    Patent number: 4082892
    Abstract: A temperature responsive combination for transmitting or reflecting light comprising a double paned glass assembly and lying between said panes a temperature sensitive aqueous solution of a compound or mixture of compounds having the general formula ##STR1## wherein R.sub.1 is a lower alkyl of from 1 to 3 carbon atoms, R.sub.2 is selected from the group consisting of hydrogen, methyl, ethyl and hydroxymethyl, and R.sub.3 is selected from the group consisting of methyl, ethyl, propyl and methylethenyl.
    Type: Grant
    Filed: October 12, 1976
    Date of Patent: April 4, 1978
    Assignee: IMC Chemical Group, Inc.
    Inventor: John Adams Frump
  • Water-dispersed coating composition of short oil alkyd resin and alkanolamine
    Patent number: 4081411
    Abstract: A water-dispersed coating composition of a short oil alkyd resin and an alkanolamine represented by the formula ##STR1## where R is hydrogen, methyl, ethyl or hydroxymethyl.
    Type: Grant
    Filed: July 30, 1976
    Date of Patent: March 28, 1978
    Assignee: IMC Chemical Group, Inc.
    Inventor: Jerry Hoyt Hunsucker
  • Method of controlling the growth of bacteria and fungi using N-hydroxymethylalkylene diamines
    Patent number: 4072741
    Abstract: A method of controlling the growth of bacteria and fungi by applying to them or to the environment inhabited by them a growth inhibiting amount of an N-hydroxymethylalkylene diamine having an alkylene group of 2 to 4 carbon atoms, or mixtures thereof.
    Type: Grant
    Filed: December 17, 1976
    Date of Patent: February 7, 1978
    Assignee: IMC Chemical Group, Inc.
    Inventor: Jerry H. Hunsucker
  • Method for preparing carbostyril derivatives
    Patent number: 4071520
    Abstract: Carbostyril derivatives useful as coccidiostats are prepared by reacting an ortho-halo benzaldehyde with a 2-alkyl-2-oxazoline, then heating at above about 200.degree. C thereby forming the carbostyril.
    Type: Grant
    Filed: May 24, 1976
    Date of Patent: January 31, 1978
    Assignee: IMC Chemical Group, Inc.
    Inventor: Herbert Louis Wehrmeister
  • Method of controlling the growth of bacteria, fungi and algae using members of the class of oxazolidines
    Patent number: 4066433
    Abstract: A method of controlling the growth of bacteria, fungi, algae and viruses by applying to them, growth-inhibiting amounts of a monocyclic oxazolidine represented by a disclosed formula.
    Type: Grant
    Filed: June 20, 1975
    Date of Patent: January 3, 1978
    Assignee: IMC Chemical Group, Inc.
    Inventor: Jerry H. Hunsucker
  • Settling clay-containing slimes
    Patent number: 4051027
    Abstract: The settling of finely-divided solids that are in suspension in an aqueous medium due to the presence of a colloidal argillaceous mineral is enhanced by adding a small but effective amount of hydrogen peroxide to the suspension. This invention is especially useful for treating aqueous suspensions of ultrafine clay and other materials resulting from the hydraulic concentration of an ore material, such as phosphate slimes.
    Type: Grant
    Filed: December 22, 1975
    Date of Patent: September 27, 1977
    Assignee: International Minerals & Chemical Corporation
    Inventors: Othmer F. Batzer, John A. Stewart
  • Foundry core composition of aggregate and a binder therefor
    Patent number: 4051092
    Abstract: A new foundry core composition comprises foundry aggregate, a resin base such as an aqueous resole resin, a polyisocyanate, and a selected solvent therefor. The solvent is an acetal or ketal such as butyl acetal. The compositions are suitable for use in cold box, no-bake, and rapid no-bake processes.
    Type: Grant
    Filed: October 26, 1976
    Date of Patent: September 27, 1977
    Assignee: International Minerals & Chemical Corporation
    Inventors: Melville J. Holik, John F. Kraemer
  • Method of combatting microorganisms employing substituted oxazolines
    Patent number: 4049819
    Abstract: A method of combatting microorganisms by applying to them or to their habitat an oxazoline represented by the formula ##STR1## where R and R.sup.1 can be methyl, ethyl or hydroxymethyl and can be the same or different; X is H.sub.2 or (--CH.sub.2 OH).sub.2 and R.sup.2 is alkyl of 4 to 16 carbon atoms.
    Type: Grant
    Filed: February 9, 1976
    Date of Patent: September 20, 1977
    Assignee: IMC Chemical Group, Inc.
    Inventor: Jerry H. Hunsucker
  • Coccidiostats
    Patent number: 4049810
    Abstract: A method for combatting coccidiosis in poultry by orally administering thereto a substituted quinoline or a compound represented by the formula ##STR1##This is a division, of copending application Ser. No. 602,602, filed Aug. 6, 1975 now U.S. Pat. No. 4,006,148.
    Type: Grant
    Filed: May 24, 1976
    Date of Patent: September 20, 1977
    Assignee: IMC Chemical Group, Inc.
    Inventor: Herbert Louis Wehrmeister
  • Method of synthesis of pyrogallol
    Patent number: 4046817
    Abstract: A process for the synthesis of pyrogallol from glutaric ester and dialkoxymalonic ester.
    Type: Grant
    Filed: February 17, 1976
    Date of Patent: September 6, 1977
    Assignee: IMC Chemical Group, Inc.
    Inventor: Mohammed T. Shipchandler
  • Water-dispersed coating composition of short oil alkyd resin and tris(hydroxymethyl)nitromethane
    Patent number: 4039495
    Abstract: A water-dispersed coating composition of a short oil alkyd resin and tris(hydroxymethyl)nitromethane. The tris(hydroxymethyl)nitromethane improves the flexibility of coatings thereof without undue loss of hardness.
    Type: Grant
    Filed: July 30, 1976
    Date of Patent: August 2, 1977
    Assignee: IMC Chemical Group, Inc.
    Inventor: Jerry Hoyt Hunsucker
  • Copper-oxazoline complex
    Patent number: 4033976
    Abstract: A complex of copper and an oxazoline having utility in anti-fouling paints for the marine industry.
    Type: Grant
    Filed: October 28, 1975
    Date of Patent: July 5, 1977
    Assignee: IMC Chemical Group, Inc.
    Inventors: Juozas Briedis, Louis A. Jurisch
  • Clay slurries
    Patent number: 4017324
    Abstract: A clay slurry containing 50% or more of non-volatile solids comprising calcined kaolin clay and from 8 - 331/3% of hydrated kaolin clay based on the weight of the calcined clay. Additionally the slurry contains from 0.01% to 10% of a suspending agent such as bentonite clay, hydroxyethyl cellulose, methyl cellulose, carboxymethyl cellulose and a dispersant such as a non-ionic surfactant, an anionic surfactant or an alkanolamine.
    Type: Grant
    Filed: February 19, 1974
    Date of Patent: April 12, 1977
    Assignee: IMC Chemical Group, Inc.
    Inventor: Warren J. Eggers
  • Organic peroxides as slime settling agents
    Patent number: 4017392
    Abstract: The settling of finely-divided solids that are in suspension in an aqueous medium due to the presence of a colloidal argillaceous mineral is enhanced by adding a small but effective amount of an organic peroxide to the suspension. This invention is especially useful for treating aqueous suspensions of ultrafine clay and other materials resulting from the hydraulic concentration of an ore material, such as phosphate slimes.
    Type: Grant
    Filed: December 22, 1975
    Date of Patent: April 12, 1977
    Assignee: International Minerals & Chemical Corporation
    Inventors: Martin Hamer, Othmer F. Batzer
  • 5-Hydroxymethyl-1-aza-3,7-dioxabicyclo[3.3.0]-octane as a setting agent for permanent waving
    Patent number: 4013409
    Abstract: A method of setting keratin fibers which have been treated with a thiol reducing agent by treating said fibers with an oxazolidine.
    Type: Grant
    Filed: June 23, 1975
    Date of Patent: March 22, 1977
    Assignee: IMC Chemical Group, Inc.
    Inventor: Warren J. Eggers
  • Method of controlling the growth of bacteria and fungi using substituted tetrahydro-s-triazin-2(1H)-one compounds
    Patent number: 4007274
    Abstract: A method of controlling the growth of bacteria and fungi by applying to the environment inhabited by them a compound represented by the formula ##STR1## where R and R' are hydrogen, methyl, hydroxymethyl or ethyl and can be the same or different.
    Type: Grant
    Filed: March 22, 1976
    Date of Patent: February 8, 1977
    Assignee: IMC Chemical Group, Inc.
    Inventor: Jerry Hoyt Hunsucker
  • Carbostyril derivatives used as coccidiostats
    Patent number: 4006148
    Abstract: Carbostyril derivatives useful as coccidiostats are prepared by reacting an ortho-halo benzaldehyde with a 2-alkyl-2-oxazoline, then heating at above about 200.degree. C thereby forming the carbostyril.
    Type: Grant
    Filed: August 6, 1975
    Date of Patent: February 1, 1977
    Assignee: IMC Chemical Group, Inc.
    Inventor: Herbert Louis Wehrmeister
  • Process for bleaching kaolin
    Patent number: 4002487
    Abstract: In a process for treating raw kaolin clay to improve the color and brightness by treating the clay in an aqueous dispersion with sodium dithionite, the improvement consisting of treating the dispersion with hydroxylamine or salt thereof after the treatment with sodium dithionite is complete.
    Type: Grant
    Filed: May 13, 1976
    Date of Patent: January 11, 1977
    Assignee: IMC Chemical Group
    Inventor: Robert F. Conley
  • Process for sealing glass to metal
    Patent number: 4001068
    Abstract: A process for sealing glass to metal by applying a methylolated polyoxazoline to the surfaces of the glass and metal which are to be joined, applying a sealant to the oxazoline-coated surfaces, joining the glass and metal surfaces to be sealed and allowing the sealant to dry.
    Type: Grant
    Filed: October 2, 1975
    Date of Patent: January 4, 1977
    Assignee: IMC Chemical Group, Inc.
    Inventors: Glenn Nelson Robinson, Louis A. Jurisch