Patents Assigned to Union Carbide Chemicals and Plastics Inc.
  • Polymer mixtures useful in skin care
    Patent number: 5153174
    Abstract: Binary polymer mixtures of albumin and glycosaminoglycan and ternary polymer mixtures of polyionic polypeptide and high molecular weight and highly charged polyanions are useful for managing skin including wrinkles or other irregularities. Aqueous compositions of the ternary mixtures have pH dependent phase change properties and provide skin activated films.
    Type: Grant
    Filed: October 30, 1989
    Date of Patent: October 6, 1992
    Assignees: Union Carbide Chemicals & Plastics Inc., Biomatrix Incorporated
    Inventors: Philip A. Band, Arminda G. Barbone, Errol D. Goddard, Adolf Leshchiner, Emmett M. Partain, III, Joseph P. Pavlichko
  • Fluidized bed product discharge process
    Patent number: 4958006
    Abstract: Method and apparatus for the post reaction treatment of resins produced by fluidized bed polymerization of alpha olefins wherein an extruder is coupled in communication with the reactor and all necessary devolatilization of monomer, deactivation of catalysts and addition of additives are performed in the extruder.
    Type: Grant
    Filed: June 28, 1988
    Date of Patent: September 18, 1990
    Assignee: Union Carbide Chemicals and Plastics Inc.
    Inventors: Robert J. Bernier, Jorge O. Buhler-Vidal, Urho S. Haapala, Benjamin R. Rozenblat