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:
Sep. 24, 2024
Filed:
Aug. 26, 2022
Guangdong Brunp Recycling Technology Co., Ltd., Guangdong, CN;
Hunan Brunp Recycling Technology Co., Ltd., Hunan, CN;
Yichang Brunp Contemporary Amperex Co., Ltd., Hubei, CN;
Yingsheng Zhong, Guangdong, CN;
Haijun Yu, Guangdong, CN;
Yinghao Xie, Guangdong, CN;
Aixia Li, Guangdong, CN;
Cunpeng Qin, Guangdong, CN;
Changdong Li, Guangdong, CN;
GUANGDONG BRUNP RECYCLING TECHNOLOGY CO., LTD., Guangdong, CN;
HUNAN BRUNP RECYCLING TECHNOLOGY CO., LTD., Hunan, CN;
YICHANG BRUNP CONTEMPORARY AMPEREX CO., LTD., Hubei, CN;
Abstract
A preparation method of a ferrous lithium phosphate material includes the following steps: (1) mixing zinc source, copper source and complexing agent solution, then mixing with iron source and phosphoric acid source, evaporating and dehydrating to obtain a jelly, and then primary sintering the jelly under a protective atmosphere to obtain a solid-phase material; and (2) mixing the solid-phase material prepared in step (1) with a lithium source, grinding and secondary sintering under a protective atmosphere to obtain the ferrous lithium phosphate material.