Patents by Inventor Herbert Pröbstl

Herbert Pröbstl 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: 6695993
    Abstract: A process for forming particulate materials and binders into articles that are reusable after comminution, wherein the particulate materials are treated with a binder composition containing. A) one or more copolymers containing one or more comonomer units selected from the group consisting of vinyl esters of branched or unbranched alkyl carboxylic acids of 1 to 18 carbon atoms, acrylic or methacrylic esters of branched or unbranched alcohols of 1 to 15 carbon atoms, dienes, olefins, vinyl aromatics and vinyl halides, and further containing 4 to 60% by weight, based on the total weight of the copolymer, of one or more comonomer units containing polar groups, and B) one or more fillers having a polar surface capable of interaction with the polar groups of copolymer A), and formed into articles and consolidated, and, if appropriate, the formed article obtained thereby is comminuted for recycling and the material obtained thereby is reused for forming new articles.
    Type: Grant
    Filed: January 25, 2002
    Date of Patent: February 24, 2004
    Assignee: Wacker Polymer Systems GmbH & Co. KG
    Inventors: Abdulmajid Hashemzadeh, Klaus Kohlhammer, Konrad Alfons Wierer, Herbert Pröbstl
  • Publication number: 20020135086
    Abstract: A process for forming particulate materials and binders into articles that are reusable after comminution, wherein the particulate materials are treated with a binder composition containing
    Type: Application
    Filed: January 25, 2002
    Publication date: September 26, 2002
    Inventors: Abdulmajid Hashemzadeh, Klaus Kohlhammer, Konrad Alfons Wierer, Herbert Probstl