The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 31, 2023
Filed:
Mar. 26, 2020
University of Maryland, College Park, College Park, MD (US);
Liangbing Hu, Rockville, MD (US);
Eric D. Wachsman, Fulton, MD (US);
Boyang Liu, Columbia, MD (US);
Lei Zhang, Berwyn Heights, MD (US);
Shaomao Xu, College Park, MD (US);
Dennis McOwen, Washington, DC (US);
Chunpeng Yang, Berwyn Heights, MD (US);
University of Maryland, College Park, College Park, MD (US);
Abstract
The present disclosure describes various types of batteries, including lithium-ion batteries having an anode assembly comprising: an anode comprising a first porous ceramic matrix having pores; and a ceramic separator layer affixed directly or indirectly to the anode; a cathode; an anode-side current collector contacting the anode; and anode active material comprising lithium located within the pores or cathode active material located within the cathode; wherein, the ceramic separator layer is located between the anode and the cathode, no electrically conductive coating on the pores contacts the separator layer, and in a fully charged state, lithium active material in the anode does not contact the separator layer. Also disclosed are methods of making and methods of using such batteries.