Patents Examined by Howard E. Schan
  • High-ortho phenol-formaldehyde resoles containing hemiformal groups
    Patent number: 4578448
    Abstract: Disclosed are high-ortho phenol-formaldehyde resoles having stable hemiformal groups. These resoles are of low viscosity, are essentially free of unbound water and volatile organic compounds. They are curable to phenolic formaldehyde resinous solids and are particularly suitable for use in liquid injection molding processes to form composites.
    Type: Grant
    Filed: December 14, 1983
    Date of Patent: March 25, 1986
    Assignee: Union Carbide Corporation
    Inventors: George L. Brode, Sui-Wu Chow
  • Isolation of protein from vegetable seeds
    Patent number: 4175075
    Abstract: A density fractionation process for recovering vegetable seed protein granules from the remaining portion of the vegetable seeds, said seeds having a lipid concentration of from 10% to about 70%, using a ternary, single-phase solution of water, an electrolyte, and a carbohydrate, said solution having a density of from about 1.1 to about 1.5 g/ml and a water activity of less than about 0.90.
    Type: Grant
    Filed: July 7, 1978
    Date of Patent: November 20, 1979
    Assignee: The Procter & Gamble Company
    Inventors: Charles M. Garrison, Rudolph W. Youngquist, Harry M. Taylor