Title:
MOLDED CATALYST BODY, AND METHOD FOR PRODUCING UNSATURATED ALDEHYDE AND UNSATURATED CARBOXYLIC ACID USING SAME
Document Type and Number:
WIPO Patent Application WO/2020/196150
Kind Code:
A1
Abstract:
This molded catalyst body is used in order to produce an unsaturated aldehyde and/or an unsaturated carboxylic acid by means of an oxidation reaction, and simultaneously satisfies requirements (A) and (B).
(A) Before being filled in a reactor, the molded body density of the molded catalyst body is 2.25 g/mL or less.
(B) At least one of requirements (B-1) and (B-2) is satisfied.
(B-1) The arithmetic mean roughness (Ra) of a surface of the molded catalyst body, as specified in JIS B-0601-2001, is 3.0 μm or less.
(B-2) The maximum height (Rz) of a surface of the molded catalyst body, as specified in JIS B-0601-2001, is 15 μm or less.
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Inventors:
WATANABE TAKURO (JP)
IGUCHI TOSHIYUKI (JP)
KANNO MITSURU (JP)
KONDO MASAHIDE (JP)
IGUCHI TOSHIYUKI (JP)
KANNO MITSURU (JP)
KONDO MASAHIDE (JP)
Application Number:
PCT/JP2020/011961
Publication Date:
October 01, 2020
Filing Date:
March 18, 2020
Export Citation:
Assignee:
MITSUBISHI CHEM CORP (JP)
International Classes:
B01J33/00; B01J23/888; B01J27/199; B01J35/10; C07B61/00; C07C45/35; C07C47/22; C07C51/235; C07C51/25; C07C57/05; C07C67/08; C07C69/54
Domestic Patent References:
| WO2012141076A1 | 2012-10-18 | |||
| WO2017145985A1 | 2017-08-31 |
Foreign References:
| JP2007111581A | 2007-05-10 | |||
| JP2012005992A | 2012-01-12 |
Attorney, Agent or Firm:
MIYAZAKI Teruo et al. (JP)
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