Title:
酢酸ビニルを製造するための触媒の製造法
Document Type and Number:
Japanese Patent JP4125820
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.
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Inventors:
Alfred Hagemeyer
Uwe Dingeldissen
Klaus Klein
Johannes Heights
Dieter Boyale
Uwe Dingeldissen
Klaus Klein
Johannes Heights
Dieter Boyale
Application Number:
JP15710498A
Publication Date:
July 30, 2008
Filing Date:
June 05, 1998
Export Citation:
Assignee:
Celanese Chemicals Europe GmbH
International Classes:
B01J23/38; B01J23/40; B01J37/02; B01J23/44; B01J23/48; B01J23/52; B01J37/16; B01J37/34; C07B61/00; C07C67/05; C07C67/055; C07C69/15
Domestic Patent References:
| JP8318159A | ||||
| JP6047281A | ||||
| JP6007676A | ||||
| JP8229408A | ||||
| JP8131841A |
Foreign References:
| WO1996010917A1 |
Attorney, Agent or Firm:
Kazuo Shamoto
Shosuke Imai
Tadashi Masui
Tadahiko Kurita
Yasushi Kobayashi
Shosuke Imai
Tadashi Masui
Tadahiko Kurita
Yasushi Kobayashi