Title:
酢酸ビニルを製造するための触媒、その製造法およびその使用
Document Type and Number:
Japanese Patent JP4906653
Kind Code:
B2
Abstract:
Production of shell catalysts (I) containing noble metal on a porous support comprises impregnating the support with noble metal salt solutions and exposed to ultraviolet (UV) radiation, so that the salts are reduced to the metal in the zones near the surface. Also claimed are (I) with a shell thickness of 5-5000 mu m.
Inventors:
Alfred Hagemeyer
Uwe Dingeldissen
Klaus Klein
Johannes Heights
Dieter Boyale
Uwe Dingeldissen
Klaus Klein
Johannes Heights
Dieter Boyale
Application Number:
JP2007241303A
Publication Date:
March 28, 2012
Filing Date:
September 18, 2007
Export Citation:
Assignee:
Celanese Chemicals Europe GmbH
International Classes:
B01J23/38; B01J23/40; B01J23/44; B01J23/48; B01J23/52; B01J37/02; B01J37/16; B01J37/34; C07B61/00; C07C67/05; C07C67/055; C07C69/15
Domestic Patent References:
JP8318159A | ||||
JP6047281A | ||||
JP6007676A | ||||
JP8504358A |
Attorney, Agent or Firm:
Shosuke Imai
Tadashi Masui
Tadahiko Kurita
Yasushi Kobayashi
Tadashi Masui
Tadahiko Kurita
Yasushi Kobayashi