Patents by Inventor G{umlaut over (u)}nter T{umlaut over (a)}nny

G{umlaut over (u)}nter T{umlaut over (a)}nny 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).

  • Inner parting agents for producing self-parting moldings made of polyisocyanate polyaddition products
    Patent number: 6169124
    Abstract: In a process for producing self-releasing, compact or cellular moldings which comprise polyisocyanate polyaddition products and may contain reinforcing material by reacting a) organic and/or modified organic polyisocyanates with b) at least one compound containing at least two reactive hydrogen atoms and having a molecular weight of from 62 to 10,000 and, if desired, c) chain extenders and/or crosslinkers in the presence of d) internal mold release agents and in the presence of or absence of e) catalysts, f) blowing agents, g) reinforcing materials and h) auxiliaries in an open or closed mold, the internal mold release agents (d) used are diesters and/or monoesters of alkylsuccinic acids and/or diesters and/or monoesters of alkenylsuccinic acids.
    Type: Grant
    Filed: May 14, 1999
    Date of Patent: January 2, 2001
    Assignee: BASF Aktiengesellschaft
    Inventors: Peter Horn, Dietrich Scherzer, Karl H{umlaut over (a)}berle, Ulrich Treuling, Georg Partusch, G{umlaut over (u)}nter T{umlaut over (a)}nny, Axel Kistenmacher