Patents Assigned to Vista Advance Technology Co., Ltd.
  • Composite positive active material of lithium battery and method for manufacturing the same
    Patent number: 8282855
    Abstract: The composite positive active material of a lithium battery is composed of a main active material containing lithium and a sheathing active material containing lithium, whose particle diameter is far smaller than that of the main active material. A pulp containing these two active materials is sprayed and dried to form a mixed powder. The composite positive active material is obtained by means of sintering the mixed powder.
    Type: Grant
    Filed: May 18, 2010
    Date of Patent: October 9, 2012
    Assignee: Vista Advance Technology Co., Ltd.
    Inventor: Yu-Ta Tu