Title:
CATALYST FOR ACRYLIC ACID PRODUCTION AND METHOD FOR PRODUCING ACRYLIC ACID
Document Type and Number:
WIPO Patent Application WO/2018/051933
Kind Code:
A1
Abstract:
The purpose of the present invention is to clarify moisture absorption characteristics of a catalyst for acrylic acid production, ascertain a relationship between moisture content in the catalyst and performance as a catalyst for acrylic acid production, and provide an excellent catalyst. Provided is a catalyst for acrylic acid production, which contains molybdenum and vanadium as essential active ingredients and in which the quantity of moisture contained in the catalyst is 0.01-0.53 mass%.
Inventors:
TAMURA KOUICHI (JP)
KURAKAMI TATSUHIKO (JP)
KURAKAMI TATSUHIKO (JP)
Application Number:
PCT/JP2017/032610
Publication Date:
March 22, 2018
Filing Date:
September 11, 2017
Export Citation:
Assignee:
NIPPON KAYAKU KK (JP)
International Classes:
B01J23/888; B01J33/00; B01J37/00; C07C51/235; C07C57/055; C07B61/00
Domestic Patent References:
| WO2004062798A1 | 2004-07-29 |
Foreign References:
| JP2008155126A | 2008-07-10 | |||
| JP2012148202A | 2012-08-09 | |||
| JP2012245433A | 2012-12-13 | |||
| JP2003010695A | 2003-01-14 | |||
| JP3786297B2 | 2006-06-14 | |||
| JP3883755B2 | 2007-02-21 | |||
| JP5680373B2 | 2015-03-04 | |||
| JP2016179885A | 2016-09-14 |
Other References:
See also references of EP 3513874A4
Attorney, Agent or Firm:
SHIN-EI PATENT FIRM, P.C. (JP)
Download PDF: