Patents by Inventor Kornel Dezso Kiss

Kornel Dezso Kiss has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Stabilized polyolefin compositions
    Patent number: 4075146
    Abstract: A polyolefin composition having excellent stability against degradation caused by exposure to heat and oxygen in the presence of copper, which composition is stabilized with a synergistic stabilizer system containing at least one phenolic antioxidant and calcium stearate.
    Type: Grant
    Filed: January 2, 1976
    Date of Patent: February 21, 1978
    Assignee: Dart Industries, Inc.
    Inventor: Kornel Dezso Kiss
  • Stabilized pigmented polyolefin compositions
    Patent number: 4066610
    Abstract: Polyolefins pigmented with copper phtalocyanine complexes are rendered stable against heat and oxidation by addition of a metal chelating agent.
    Type: Grant
    Filed: July 14, 1976
    Date of Patent: January 3, 1978
    Assignee: Dart Industries, Inc.
    Inventors: Kornel Dezso Kiss, John Leslie Hugh Allan, Marvin Michael Fein
  • Extraction resistant polyolefin stabilizers
    Patent number: 4049751
    Abstract: A hindered phenolic antioxidant stablizer for polyolefins is rendered extraction resistant by complexing it with an agent containing complexing groups derived from N-vinyl-2-pyrrolidone or a N-dialkyl substituted amino alkyl ester of an .alpha.,.beta.-unsaturated carboxylic acid.
    Type: Grant
    Filed: April 26, 1976
    Date of Patent: September 20, 1977
    Assignee: Dart Industries Inc.
    Inventors: Frank Scardiglia, Kornel Dezso Kiss