Patents by Inventor Charles Lui

Charles Lui 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).

  • Binder compositions and process for making molded products therewith
    Patent number: 4366266
    Abstract: A binder composition for making molded products in conjunction with an aggregate includes in admixture a resin component comprising an organic solvent solution of a non-aqueous phenolic resin, a hardener component comprising a liquid polyisocyanate containing at least two isocyanate groups, the resin component and hardener component being curable by a curing agent, and an additional component comprising an oil-soluble phenolic resin dissolved in a drying oil and partially cross-linked therewith.
    Type: Grant
    Filed: July 14, 1981
    Date of Patent: December 28, 1982
    Assignee: Valvoline Oil & Chemicals Ltd.
    Inventors: Tom Mitsopoulos, Satish Jhaveri, Charles Lui