Title:
PREPARATION SYSTEM AND PREPARATION METHOD FOR POSITIVE ELECTRODE MATERIAL PRECURSOR
Document Type and Number:
WIPO Patent Application WO/2023/125748
Kind Code:
A1
Abstract:
A preparation system and a preparation method for a positive electrode material precursor. The preparation system comprises at least two feeding systems, a valve microreactor and an aging system, wherein the valve microreactor comprises a first feeding port, a second feeding port, a first feeding pressure adjusting device, a second feeding pressure adjusting device, a reaction chamber and a discharging port; the feeding systems are used for providing reaction raw materials for the valve microreactor; the valve microreactor is used for a coprecipitation reaction; and the aging system is used to carry out aging on products, which are generated in the valve microreactor.
Inventors:
HONG MINGZI (CN)
YAN JIAMING (CN)
LIU PING (CN)
YAN JIAMING (CN)
LIU PING (CN)
Application Number:
PCT/CN2022/143136
Publication Date:
July 06, 2023
Filing Date:
December 29, 2022
Export Citation:
Assignee:
NINGXIA SINOCHEM LITHIUM BATTERY MAT CO LTD (CN)
International Classes:
H01M4/04; B01J19/00
Foreign References:
| CN107834046A | 2018-03-23 | |||
| CN104779384A | 2015-07-15 | |||
| CN112703051A | 2021-04-23 | |||
| CN110875472A | 2020-03-10 | |||
| CN108439490A | 2018-08-24 | |||
| KR102131887B1 | 2020-07-08 |
Attorney, Agent or Firm:
SHANGHAI PATENT & TRADEMARK LAW OFFICE, LLC (CN)
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