Patents by Inventor Roland O. Muehlner

Roland O. Muehlner 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).

  • Patent number: T962011
    Abstract: A laminate having improved adhesion between sheets comprises at least one sheet of a first sheet composed of a high monoalkenyl arene content polymer and at least one sheet of a second sheet composed of block copolymers of monoalkenyl arenes and conjugated dienes, said block copolymer containing about 0.1 to about 10 percent by weight of a fatty acid amide, said first and second sheets being formed by coextrusion. In a preferred embodiment, the high monoalkenyl arene content polymer is polystyrene, the block copolymer is a styrene-butadiene copolymer, and the fatty acid amide is ethylene bis stearylamide.
    Type: Grant
    Filed: April 25, 1977
    Date of Patent: September 6, 1977
    Assignee: Shell Oil Company
    Inventor: Roland O. Muehlner