Particulate active material, power storage device positive electrode, power storage device, and production method for particulate active material
AssigneeNitto Denko Corporation
InventorsYohei ANDO, Yoshihiro UETANI
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Abstract
A particulate active material for a power storage device positive electrode having a higher energy density is provided, which includes particles of an electrically conductive polymer and a conductive agent, wherein the electrically conductive polymer particles each have a surface coated with the conductive agent.
Claims10
A particulate active material for a power storage device positive electrode, the particulate active material comprising:
- particles of an electrically conductive polymer;
- and
- a conductive agent;
- wherein the particles of the electrically conductive polymer each have a surface coated with the conductive agent.
A power storage device positive electrode comprising a particulate active material which comprises:
- particles of an electrically conductive polymer;
- and
- a conductive agent;
- wherein the particles of the electrically conductive polymer each have a surface coated with the conductive agent.
A power storage device comprising:
- an electrolyte layer;
- and
- a positive electrode and a negative electrode provided in opposed relation with the electrolyte layer interposed therebetween;
- wherein the positive electrode comprises a particulate active material which comprises particles of an electrically conductive polymer each having a surface coated with a conductive agent.
A method for producing a particulate active material including particles of an electrically conductive polymer and a conductive agent for a power storage device positive electrode, the method comprising the step of shearing the electrically conductive polymer particles and the conductive agent by means of a composite particle producing apparatus to coat surfaces of the electrically conductive polymer particles with the conductive agent.
Dependencies are inferred from the claim text.