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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.:

US 11522213 B1

PDFFull Text
Date of Patent:
Dec. 06, 2022

Filed:

Feb. 08, 2021

Coating material for cathode active material in lithium batteries

Applicants:

Nissan North America, Inc., Franklin, TN (US);

United States of America As Represented BY the Administrator of Nasa, Washington, DC (US);

Inventors:

Shigemasa Kuwata, Palo Alto, CA (US);

Hideyuki Komatsu, Yokosuka, JP;

Maarten Sierhuis, San Francisco, CA (US);

Balachandran Gadaguntla Radhakrishnan, San Mateo, CA (US);

Shreyas Honrao, Sunnyvale, CA (US);

John Lawson, San Francisco, CA (US);

Assignees:

Nissan North America, Inc., Franklin, TN (US);

United States of America as Represented by the Administrator of NASA, Washington, DC (US);

Attorney:

Young Basile Hanlon & MacFarlane, P.C.

Primary Examiner:

Cynthia H Kelly

Assistant Examiner:

Monique M Wills

Int. Cl.
CPC ...
H01M 4/00 (2006.01); H01M 10/0525 (2010.01); H01M 10/0562 (2010.01); H01M 4/505 (2010.01); H01M 4/58 (2010.01); H01M 4/36 (2006.01); H01M 4/525 (2010.01);
U.S. Cl.
CPC ...
H01M 10/0525 (2013.01); H01M 4/366 (2013.01); H01M 4/505 (2013.01); H01M 4/525 (2013.01); H01M 4/582 (2013.01); H01M 10/0562 (2013.01); H01M 2300/0065 (2013.01);
Abstract

A lithium battery comprises cathode active material comprising particles of a transition metal oxide, each particle coated in an ion-conducting material that has an electrochemical stability window against lithium of at least 2.2 V, a lowest electrochemical stability being less than 2.0 V and a highest electrochemical stability being greater than 4.2 V, the ion-conducting material selected from the group consisting of: CsLiCl; CsLiCrF; CsLiDyCl; CsLiErCl; CsLiGdCl; CsLiLuCl; CsLiNdCl; CsLiPrCl; CsLiScCl; CsLiSmCl; CsLiTbCl; CsLiTmCl; CsLiYCl; CsLiCl; CsLiCl; CsLiCl; CsLiCl; CsLiBeF; CsLiCl; KLiZrHOF; KLiCeCl; KLiDyCl; KLiGdCl; KLiLaCl; KLiPrCl; KLiTbCl; KLiDyF; KLiErF; KLiGdF; KLiHoF; KLiLuF; KLiPHOF; KLiTbF; KLiTmF; KLiYF; LiMgCl; LiBOF; LiBOF; LiBeCl; LiBF; LiCaHfF; LiMgCl; LiSiF; LiTa(OF); LiZnCl; LiZrF; LiAlF; LiErCl; LiScCl; LiScF; LiThF; LiYF; LiBePBrO; LiBePClO; LiZrF; LiZrBeF; LiMgPOF; LiAlCl; LiBOF; LiBF; LiGdCl; LiLuF; LiScF; LiTaF; LiThF; LiYF; LiZrTF; NaLiAlF; NaLiAlF; NaLiBeF; NaLiMgPOF; RbLiCeCl; RbLiDyCl; RbLiErCl; RbLiGdCl; RbLiLaCl; RbLiLuCl; RbLiPrCl; RbLiScCl; RbLiTbCl; RbLiYCl; RbLiBeF; RbLiCl; and RbLiF.

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