ALUMINUM-COATED PRECURSOR, PREPARATION METHOD THEREFOR, AND USE THEREOF

Title:

ALUMINUM-COATED PRECURSOR, PREPARATION METHOD THEREFOR, AND USE THEREOF

Document Type and Number:

WIPO Patent Application WO/2021/129130

Kind Code:

A1

Abstract:

Disclosed are an aluminum-coated precursor and a preparation method therefor. The aluminum coated precursor has a chemical formula of xMCO3(1-x)·Al(OH)3, wherein M is at least one of nickel, cobalt and manganese, and x is 0.995-0.999. The aluminum-coated precursor has the advantages of a controllable particle size and uniform particle size distribution, a high degree of sphericity, a smooth particle surface, a high tap density, not easily breaking, and an excellent electrochemical performance and energy density.

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Inventors:

ZHANG YONGJIE (CN)
WAN JIANGTAO (CN)
REN HAIPENG (CN)
ZHANG NING (CN)
ZHU JINXIN (CN)

Application Number:

PCT/CN2020/124789

Publication Date:

July 01, 2021

Filing Date:

October 29, 2020

Export Citation:

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Assignee:

SVOLT ENERGY TECH CO LTD (CN)

International Classes:

C01G53/00; C01F7/30; C01G53/06; H01M4/02; H01M4/485; H01M4/505; H01M4/525; H01M10/0525

Domestic Patent References:

WO2014163359A1

2014-10-09

Foreign References:

CN111434617A	2020-07-21
CN1735986A	2006-02-15
CN108428862A	2018-08-21
CN103221339A	2013-07-24
KR20150065979A	2015-06-16
CN103515585A	2014-01-15

Attorney, Agent or Firm:

BEYOND ATTORNEYS AT LAW (CN)

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