Patents by Inventor Paul C. Balliet

Paul C. Balliet 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).

  • ABS resins and process for making them
    Patent number: 4740560
    Abstract: A polyblend of a high graft copolymer, a low graft copolymer and a matrix interpolymer is made by:(A) mixing a latex of the high graft copolymer and a latex of the low graft copolymer to provide a mixture thereof;(B) coagulating and at least partially dewatering the mixture of step (A);(C) melt blending the mixture of step (B) to provide a first polyblend; and(D) melt blending the first polyblend of step (C) with matrix interpolymer to provide a second polyblend.
    Type: Grant
    Filed: April 17, 1986
    Date of Patent: April 26, 1988
    Assignee: The Dow Chemical Company
    Inventors: Eugene R. Moore, Gary D. Parsons, Paul C. Balliet