Patents Assigned to EMD Acquisition LLC
  • Lithium manganese oxide compositions
    Patent number: 10522822
    Abstract: The present disclosure relates to improved LMO composition suitable for use as cathode material in rechargeable lithium ion batteries. The LMO composition may be doped with an additional metal or undoped. The LMO composition carries a surface treatment of LiF that protects the LMO from acid degradation. Cathodes prepared from the improved LMO have improved fade characteristics.
    Type: Grant
    Filed: February 1, 2013
    Date of Patent: December 31, 2019
    Assignee: EMD Acquisition LLC
    Inventors: Phillip M. Story, Laurie I. Jegaden