Patents by Inventor Adolf Wilheim

Adolf Wilheim 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: 5571613
    Abstract: A coextruded, biaxially orientated film comprising a base layer, which comprises a polypropylene or a polypropylene mixture, and at least one top layer comprising olefinic polymers. The top layer comprises a combination of inorganic and/or organic particles and tertiary aliphatic amine of the formula I ##STR1## in which R.sup.1 essentially is an at least partially unsaturated alkyl radical having at least 18 carbon atoms or an essentially completely saturated alkyl radical having 8 to 26 carbon atoms andR.sup.2 and R.sup.3 are identical or different and are R.sup.4 -CH.sub.2 OH, in which R.sup.4 is an essentially saturated C.sub.1-C.sub.6 -alkyl radical.The film is useful, for example, as a label or wrapping.
    Type: Grant
    Filed: September 20, 1995
    Date of Patent: November 5, 1996
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Detlef E. Schuhmann, Thomas Dries, Adolf Wilheim, Dieter Scheidecker, Harald Lohmann, Ursula Murschall, Herbert Peiffer, Gunter Schloegl