Patents by Inventor Jeffrey J. Kaladas

Jeffrey J. Kaladas 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).

  • Method of increasing viscosity of an aqueous solution with a sulfo betaine polymer
    Patent number: 4822847
    Abstract: The present invention relates to homopolymers and copolymers of N-(4-sulfoalkyl)N-methyldiallyl ammonium betaines which are useful as aqueous viscosification agents.
    Type: Grant
    Filed: July 1, 1987
    Date of Patent: April 18, 1989
    Assignee: Exxon Research and Engineering Company
    Inventors: Donald N. Schulz, Jeffrey J. Kaladas
  • Cyclopolymerizable sulfobetaine monomer
    Patent number: 4708998
    Abstract: The present invention relates to homopolymers and copolymers of N-(4-sulfoalkyl)N-methyldiallyl ammonium betaines which are useful as aqueous viscosification agents.
    Type: Grant
    Filed: January 27, 1986
    Date of Patent: November 24, 1987
    Assignee: Exxon Research and Engineering Company
    Inventors: Donald N. Schulz, Jeffrey J. Kaladas
  • Cyclopolymerizable sulfobetaine monomer
    Patent number: 4585846
    Abstract: The present invention relates to homopolymers and copolymers of N-(4-sulfoalkyl)N-methyldiallyl ammonium betaines which are useful as aqueous viscosification agents.
    Type: Grant
    Filed: January 2, 1985
    Date of Patent: April 29, 1986
    Assignee: Exxon Research and Engineering Co.
    Inventors: Donald N. Schulz, Jeffrey J. Kaladas
  • Drag reduction agent
    Patent number: 4560710
    Abstract: A method for reducing the frictional drag of an aqueous solution flowing through a pipe, tube or conduit having a continuous flow therethrough, which comprises the step of adding about 0.001 to about 0.1 wt. % of a copolymer to said aqueous solution, wherein said copolymer has the structure: ##STR1## wherein x is about 40 to about 99 mole % and y is about 1 to about 60 mole %.
    Type: Grant
    Filed: January 2, 1985
    Date of Patent: December 24, 1985
    Assignee: Exxon Research and Engineering Co.
    Inventors: Donald N. Schulz, Dennis G. Peiffer, Ralph M. Kowalik, Jeffrey J. Kaladas