Title:
PRECURSOR PREPARATION DEVICE AND PRECURSOR PREPARATION METHOD
Document Type and Number:
WIPO Patent Application WO/2023/229354
Kind Code:
A1
Abstract:
The present invention relates to a precursor preparation device and a precursor preparation method. The precursor preparation device for preparing a precursor by co-precipitating a raw material, according to the present invention, comprises: a co-precipitation reaction tank in which accommodation materials including a reactant and a filtrate are accommodated; and a pH measurement system for measuring the pH of the filtrate, wherein the pH measurement system comprises: a filter which is positioned inside the co-precipitation reaction tank, and which filters out the filtrate from the accommodation material; and a pH measurement unit positioned outside of the co-precipitation reaction tank so as to measure the pH of the filtrate filtered out through the filter.
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Inventors:
KIM WOO HYUN (KR)
NOH JOON HO (KR)
KIM SEONG BAE (KR)
MOON CHANG JUN (KR)
NOH JOON HO (KR)
KIM SEONG BAE (KR)
MOON CHANG JUN (KR)
Application Number:
PCT/KR2023/007039
Publication Date:
November 30, 2023
Filing Date:
May 24, 2023
Export Citation:
Assignee:
LG CHEMICAL LTD (KR)
International Classes:
B01J19/00; B01D35/02; B01J19/32; C01G53/00; H01M4/525
Foreign References:
| KR20140083854A | 2014-07-04 | |||
| KR20210018085A | 2021-02-17 | |||
| KR20220053064A | 2022-04-29 | |||
| KR20130031588A | 2013-03-29 | |||
| KR20160083617A | 2016-07-12 |
Attorney, Agent or Firm:
BAE, KIM & LEE IP (KR)
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