Patents by Inventor Timo Benjamin WITT

Timo Benjamin WITT 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).

  • PROCESS FOR PURIFYING AN ALIPHATIC-AROMATIC POLYESTER
    Publication number: 20220195113
    Abstract: The present invention relates to a continuous process for purifying an aliphatic-aromatic polyester constructed from aliphatic dicarboxylic acids, aromatic dicarboxylic acids and aliphatic diols in a degassing apparatus, wherein the crude polyester is degassed for 3 to 30 minutes at a pressure of 0.01 to 5 mbar in the presence of 1% to 7% by weight, based on the total weight of the crude polyester, of an entraining agent.
    Type: Application
    Filed: May 19, 2020
    Publication date: June 23, 2022
    Inventors: Timo Benjamin WITT, Norbert EFFEN, Jerome LOHMANN, Motonori YAMAMOTO, Andreas KUENKEL
  • METHOD FOR PREPARING A (CO)POLYESTER
    Publication number: 20220033645
    Abstract: The present invention relates to a process for producing a (co)polyester, wherein the (co)polyester at least partially consists of 1,4-butylene dicarboxylate units, in a degassing plant, wherein the crude (co)polyester is degassed in the presence of 0.1% to 5% by weight, based on the total weight of the input materials, of an entraining agent at a pressure between 5 to 300 mbar.
    Type: Application
    Filed: December 5, 2019
    Publication date: February 3, 2022
    Inventors: Jerome LOHMANN, Maximilian LEHENMEIER, Norbert EFFEN, Martin BUSSMANN, Michael Bernhard SCHICK, Timo Benjamin WITT