Patents Represented by Attorney Rasma B. Balodis

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  • Alkylnaphthalene sulfonic acid salts as filler deactivators in polyolefins
    Patent number: 4269761
    Abstract: A method for enhancing the thermal stability of polymeric compositions containing inorganic fillers and conventional stabilizers by adding as filler deactivator normal and overbased ammonium, alkali metal and alkaline earth metal salt of monoalkyl- and dialkylnaphthalenesulfonic acid and stabilized compositions thereof.
    Type: Grant
    Filed: March 12, 1979
    Date of Patent: May 26, 1981
    Assignee: R. T. Vanderbilt Company, Inc.
    Inventor: Richard A. Suhoza
  • Multifunctional additives for lubricants
    Patent number: 4202782
    Abstract: Condensation product is prepared by condensing diphenylamine and 2-octanone in the presence of acid catalyst. The product is formulated with p,p'-dioctyldiphenylamine antioxidant and incorporated in lubricants for inhibition of degradation due to oxidation and corrosion.
    Type: Grant
    Filed: June 12, 1978
    Date of Patent: May 13, 1980
    Assignee: R. T. Vanderbilt Company, Inc.
    Inventors: Lester A. Doe, Jr., Lester A. Brooks
  • Process for preparation of 2-mercaptotoluimidazole and salts thereof
    Patent number: 4172833
    Abstract: Process for the production of 2-mercaptotoluimidazole by reacting stabilized o-toluenediamine with carbon disulfide in a solvent and recovering the formed product by filtration. o-Toluenediamine is stabilized with hydrazine or its salts. Subsequently 2-mercaptotoluimidazole is converted to a metal salt.
    Type: Grant
    Filed: March 20, 1978
    Date of Patent: October 30, 1979
    Assignee: R. T. Vanderbilt Company, Inc.
    Inventors: Thomas G. Whitney, Lester A. Doe, Jr., Harry E. Hill
  • Porous ceramic bodies
    Patent number: 4123284
    Abstract: Light weight porous ceramic bodies characterized by uniform porosity are prepared by forming an aqueous slurry of a mixture of pyrophyllite and clay having a solids content of 35 to 60 percent, mechanically agitating, drying and firing. Optionally, the composition may contain kyanite.
    Type: Grant
    Filed: May 6, 1977
    Date of Patent: October 31, 1978
    Assignee: R. T. Vanderbilt Company, Inc.
    Inventor: Konrad C. Rieger
  • Vulcanization of neoprene
    Patent number: 4017439
    Abstract: Vulcanizable compositions comprising neoprene, metal oxides and a binary accelerator system comprising 3,5-disubstituted 2H-1,3,5-thiadiazine-2-thione and a zinc salt of certain dithiocarbamates and method for curing same.
    Type: Grant
    Filed: July 31, 1975
    Date of Patent: April 12, 1977
    Assignee: R. T. Vanderbilt Company, Inc.
    Inventors: Howard C. Beadle, Lester A. Brooks