Title:
触媒および該触媒を使用する方法
Document Type and Number:
Japanese Patent JP5242793
Kind Code:
B2
Abstract:
A new chromium-containing fluorination catalyst is described. The catalyst comprises an amount of zinc that promotes activity. The zinc is contained in aggregates which have a size across their largest dimension of up to 1 micron. The aggregates are distributed throughout at least the surface region of the catalyst and greater than 40 weight % of the aggregates contain a concentration of zinc that is within ±1 weight % of the modal concentration of zinc in those aggregates.
Inventors:
Andrew, Paul, Charat
Application Number:
JP2011525610A
Publication Date:
July 24, 2013
Filing Date:
September 04, 2009
Export Citation:
Assignee:
MEXICHEM AMANCO HOLDING S.A. DE C.V.
International Classes:
B01J23/26; B01J27/138; B01J27/32; B01J38/46; C07C17/20; C07C19/08; C07B61/00
Domestic Patent References:
| JP2008534276A | ||||
| JP2001500059A | ||||
| JP11171806A |
Foreign References:
| WO1998047841A1 |
Attorney, Agent or Firm:
Hirohito Katsunuma
Yukitaka Nakamura
Noritaka Yokota
Takeyasu Ito
Masaharu Takamura
Yukitaka Nakamura
Noritaka Yokota
Takeyasu Ito
Masaharu Takamura