Patents by Inventor Wen-Cui Li

Wen-Cui Li 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 PREPARING CARBON PROTECTED SUPERPARAMAGNETIC OR MAGNETIC NANOSPHERES
    Publication number: 20130302428
    Abstract: A process for the preparation of carbon protected superparamagnetic or magnetic nanospheres is claimed which comprises the steps: (A) coating FexOy particles with an organic polymer, (B) coating the product obtained in step (A) with silica, (C) subjecting the product of step (B) to pyrolysis conditions, and (D) removing silica. According to present process, structurally stable carbon protected magnetic nanospheres were obtained, which can be dispersed in various solvents like water, EtOH, toluene, etc.
    Type: Application
    Filed: November 9, 2011
    Publication date: November 14, 2013
    Applicants: DALIAN UNIVERSITY OF TECHNOLOGY, STUDIENGESELLSCHAFT KOHLE MBH
    Inventors: Ferdi Schueth, Mathias Feyen, An-Hui Lu, Wen-Cui Li, Guang-Hui Wang, Tao Sun