Patents by Inventor Wel Cai

Wel Cai 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).

  • METHODS FOR PREPARING COMPOSITION, SHEET COMPRISING THE COMPOSITION AND ELECTRODE COMPRISING THE SHEET
    Publication number: 20110175252
    Abstract: Methods for preparing an electrode comprise: providing a mixture of carbon particles and a solvent and shearing the mixture to form a dispersion of the carbon particles in the solvent; adding non-fibrillated POLY(TETRAFLUOROETHYLENE) to the dispersion to provide a resultant mixture and shearing the resultant mixture until at least a portion of the poly(tetrafluoroethylene) has been fibrillated; processing the resultant mixture into a sheet; and attaching the sheet onto a current collector. Methods for preparing sheet for the electrode and composition for the sheet are also provided.
    Type: Application
    Filed: August 10, 2009
    Publication date: July 21, 2011
    Inventors: Jianyun Liu, Wel Cai, Hai Yang, Liping Zheng, Rihua Xiong