Title:
α，β−不飽和カルボン酸製造用触媒の製造方法、α，β−不飽和カルボン酸の製造方法、及びα，β−不飽和カルボン酸エステルの製造方法
Document Type and Number:
Japanese Patent JP6922993
Kind Code:
B2
Abstract:
Provided is a catalyst for the production of an α,β-unsaturated carboxylic acid, which enables the production of an α,β-unsaturated carboxylic acid with high yield. A method for producing a catalyst for the production of an α,β-unsaturated carboxylic acid, which uses, as a molybdenum starting material, a molybdenum oxide that has a fraction of particles having a particle diameter of 6 μm or less of 2-55% by volume in a frequency distribution curve as obtained by particle diameter distribution measurement.
Inventors:
Yu Kurihara
Takuro Watanabe
Yuichi Tagawa
Takuro Watanabe
Yuichi Tagawa
Application Number:
JP2019549315A
Publication Date:
August 18, 2021
Filing Date:
October 17, 2018
Export Citation:
Assignee:
Mitsubishi Chemical Corporation
International Classes:
B01J27/199; B01J37/04; B01J37/08; C07C51/235; C07C57/055; C07C67/08; C07C69/54
Domestic Patent References:
| JP2010520042A | ||||
| JP2005336110A | ||||
| JP2002509904A | ||||
| JP2004346049A | ||||
| JP2013006162A | ||||
| JP2007523734A |
Attorney, Agent or Firm:
Akio Miyazaki
Masaaki Ogata
Masaaki Ogata