Title:
TREATMENT OF ZEOLITES
Document Type and Number:
Japanese Patent JPS6042221
Kind Code:
A
Abstract:
Crystalline zeolites of rather highly siliceous nature are enhanced in catalytic activity (Alpha) by treatment with aluminum fluoride, in solid or liquid phase, followed by conversion to the protonated form, zeolites such as ZSM-5 are particularly contemplated. The protonation is advantageously effected by ammonium exchange followed by calcination.
Inventors:
KURARENSU DEITON CHIYANGU
JIYOSEFU NIKORASU MIARU
JIYOSEFU NIKORASU MIARU
Application Number:
JP14814383A
Publication Date:
March 06, 1985
Filing Date:
August 15, 1983
Export Citation:
Assignee:
MOBIL OIL CORP
International Classes:
C07C1/20; B01J29/035; B01J29/04; B01J29/06; B01J29/40; B01J29/65; B01J29/70; B01J37/02; B01J37/08; C01B39/36; C01B39/38; C01B39/42; C07C1/00; C07C4/06; C07C67/00; C10G2/00; C10G3/00; B01J37/26; B01J; C01B; (IPC1-7): B01J29/28; C01B33/28; C07C1/20; C07C4/06; C10G3/00
Attorney, Agent or Firm:
Ryoji Kawase