公开(公告)号：US20170229703A1

公开(公告)日：2017-08-10

申请号：US15501634

申请日：2014-08-07

Applicant: ACADEMIA SINICA

Inventor： Chih-Wei CHU ,  Lain-Jong LI ,  Kumar PUSHPENDRA ,  Lung-Hao HU

IPC: H01M4/04 ,  H01M4/58 ,  H01M4/38 ,  H01M4/505 ,  H01M4/36 ,  H01M4/587

CPC classification number: H01M4/0419 ,  H01M4/133 ,  H01M4/136 ,  H01M4/1393 ,  H01M4/1397 ,  H01M4/364 ,  H01M4/38 ,  H01M4/505 ,  H01M4/5815 ,  H01M4/587 ,  H01M4/623 ,  H01M4/661 ,  H01M4/663 ,  H01M10/052 ,  Y02T10/7011

Abstract: The present invention provides a method of preparing a battery electrode, comprising: (a) providing electroactive particles; (b) mixing the electroactive particles with a graphene-based material to form a composite; and (c) spray coating the composite onto a substrate to form the battery electrode; wherein the percentage of the electroactive particles to the graphene-based material is 40-95 wt %. Furthermore, the present invention provides a high performance battery electrode and lithium sulfur battery or Lithium Metal Oxide-Sulfur battery.