Patents by Inventor Herrmann Gausepohl

Herrmann Gausepohl 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).

  • Glass-clear impact-modified polystyrene based on styrene-butadiene block copolymers
    Patent number: 6521712
    Abstract: Block copolymers comprise at least two hard blocks S1 and S2 made from vinyl aromatic monomers and, between these, at least ore random soft block B/S made from vinyl aromatic monomers and from dienes, where the proportion of the hard blocks is above 40% by weight, based on the total block copolymer, wherein the 1,2-vinyl content in the soft block B/S is less than 20%.
    Type: Grant
    Filed: December 23, 1999
    Date of Patent: February 18, 2003
    Assignee: BASF Aktiengesellschaft
    Inventors: Konrad Knoll, Herrmann Gausepohl, Wolfgang Fischer, Josef Wünsch, Paul Naegele, Jürgen Koch