Patents by Inventor Malcolm S. Andrew

Malcolm S. Andrew 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).

  • Spray coating of acrylic resin comprising polymeric microparticles
    Patent number: 4242384
    Abstract: A process for coating a substrate, especially an automobile body, by spray application whereby improved resistance to "sagging" or "running" on application can be obtained without reduction of the thickness of film which is applied; the process is characterized by the use of a coating composition comprising a film-forming acrylic resin, a volatile organic liquid diluent, a pigment other than a metallic flake pigment, and specified polymer microparticles which are stably dispersed in the combination of the resin and the diluent.
    Type: Grant
    Filed: July 7, 1978
    Date of Patent: December 30, 1980
    Assignee: Imperial Chemical Industries Limited
    Inventors: Malcolm S. Andrew, Alan J. Backhouse
  • Coating composition
    Patent number: 4180489
    Abstract: Coating composition for spray application to a substrate comprising a film-forming polymer, a volatile organic liquid diluent, specified polymer microparticles stably dispersed in the combination of the film-forming polymer and the diluent, and metallic pigmentation also dispersed in the said combination. The composition affords improved control of the orientation of the metallic pigment.
    Type: Grant
    Filed: April 17, 1978
    Date of Patent: December 25, 1979
    Assignee: Imperial Chemical Industries Limited
    Inventors: Malcolm S. Andrew, Alan J. Backhouse