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:
Apr. 21, 2026
Filed:
Jan. 29, 2021
Lg Chem, Ltd., Seoul, KR;
Jin Hoo Jeong, Daejeon, KR;
Sang Won Woo, Daejeon, KR;
Jong Hyun Shim, Daejeon, KR;
Jin Wook Ju, Daejeon, KR;
LG Chem, Ltd., Seoul, KR;
Abstract
A positive electrode active material precursor for a secondary battery is in the form of a secondary particle in which a plurality of primary particles are aggregated, wherein major axes of the primary particles are arranged in a direction from a center of the secondary particle toward a surface thereof, wherein the primary particle includes crystallines in which a (001) plane is arranged in a direction having an angle of 20° to 160° with respect to a major axis direction of the primary particle. A method of preparing the positive electrode active material precursor is also provided.