Patents by Inventor Jennifer RAASE

Jennifer RAASE 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).

  • METHOD FOR PRODUCING POLY-L-LACTIC ACID BY DIRECTLY POLYCONDENSATING L-LACTIC ACID
    Publication number: 20160068628
    Abstract: A method for producing high-molecular poly-L lactic acid by directly polycondensating L-lactic acid using a melt-phase condensation and a subsequent solid-phase condensation using acidic and supported solid catalysts. A method of using an acidic and supported solid catalyst for producing high-molecular poly-L lactic acid by directly polycondensating L-lactic acid, preferably supported and calcined zirconium sulfate is also disclosed.
    Type: Application
    Filed: April 23, 2014
    Publication date: March 10, 2016
    Applicant: TECHNISCHE UNIVERSITAET BERLIN
    Inventors: Reinhard SCHOMAECKER, Karl-Heinz REICHERT, Jennifer RAASE