Title:
METHOD FOR REGENERATING WASTE ORGANOZINC CATALYST THROUGH SURFACE MODIFICATION
Document Type and Number:
WIPO Patent Application WO/2020/130735
Kind Code:
A1
Abstract:
The present invention relates to a method for surface-modifying an organozinc catalyst with a dicarboxylic acid and a zinc compound and regenerating same. When the method for regenerating an organozinc catalyst, of the present invention, is used, an organozinc catalyst can be regenerated by a simple method of performing modification by alternately and repeatedly using a dicarboxylic acid and a zinc compound.
Inventors:
KIM SUNG KYOUNG (KR)
Application Number:
PCT/KR2019/018250
Publication Date:
June 25, 2020
Filing Date:
December 20, 2019
Export Citation:
Assignee:
LG CHEMICAL LTD (KR)
International Classes:
B01J31/40; B01J31/22; B01J38/00
Foreign References:
| JPS6364B2 | 1988-01-05 | |||
| KR20180060646A | 2018-06-07 | |||
| KR20150050461A | 2015-05-08 | |||
| KR20150058044A | 2015-05-28 | |||
| KR20170006157A | 2017-01-17 | |||
| KR20090025219A | 2009-03-10 |
Other References:
See also references of EP 3900830A4
Attorney, Agent or Firm:
BAE, KIM & LEE IP GROUP (KR)
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