Title:
APPARATUS AND METHOD FOR REACTION
Document Type and Number:
WIPO Patent Application WO/2018/221822
Kind Code:
A1
Abstract:
Provided are an apparatus and a method for reaction for use in a co-precipitation reaction for producing a catalyst or a cathode active material for a lithium secondary battery, which injects a raw material (a solution) at least between impellers according to the level in a vessel, thereby making a stirring speed uniform and, in particular, minimizing a concentration difference between solutions. The apparatus for the reaction may comprise: a reaction vessel; a stirring means provided inside the reaction vessel and having multi-staged impellers; and a raw material injecting means, comprising at least one injection nozzle connected to the reaction vessel, for injecting a raw material at least between impellers.
Inventors:
YOU KI-SUNG (KR)
Application Number:
PCT/KR2018/000639
Publication Date:
December 06, 2018
Filing Date:
January 12, 2018
Export Citation:
Assignee:
POSCO (KR)
RES INST IND SCIENCE & TECH (KR)
RES INST IND SCIENCE & TECH (KR)
International Classes:
B01J19/00; B01F27/91; C01G53/00
Foreign References:
| US4935539A | 1990-06-19 | |||
| KR101355183B1 | 2014-01-28 | |||
| US7887765B2 | 2011-02-15 | |||
| KR20170011845A | 2017-02-02 | |||
| KR20170022245A | 2017-03-02 | |||
| KR200213862Y1 | 2001-03-02 | |||
| KR20140083854A | 2014-07-04 | |||
| KR20050083869A | 2005-08-26 |
Other References:
See also references of EP 3632532A4
Attorney, Agent or Firm:
C&S PATENT AND LAW OFFICE (KR)
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