Title:
【発明の名称】ゼオライトL及びその製造方法
Document Type and Number:
Japanese Patent JP2703016
Kind Code:
B2
Abstract:
Zeolite L in very small crystalline form is prepared by a process in which an alkaline reaction mixture comprising water, a source of silicon (SiO2), a source of alkali metal (M) (KOH) and a source of aluminium (Al2O3.3H2O) or gallium is heated to a temperature of at least 80 DEG C for a period of time long enough to form zeolite L, the composition of the reaction mixture having the following molar ratios (expressed as oxides): where M is potassium or a mixture of potassium and one or more other alkali metals. Use thereof for the separation of the 1,5; 2,6 and 2,7 isomers of dimethyl naphtalene from one another.
Inventors:
Johannes Petrus Felduin
Mehryum Johannes Heraldus Janssen
Cornelis Bastian de Freitel
WICHEL TEIMEN COOT Siel
Cornelis Wilhelms Maria Fun All Shot
Mehryum Johannes Heraldus Janssen
Cornelis Bastian de Freitel
WICHEL TEIMEN COOT Siel
Cornelis Wilhelms Maria Fun All Shot
Application Number:
JP24689A
Publication Date:
January 26, 1998
Filing Date:
January 04, 1989
Export Citation:
Assignee:
Exxon Chemical Patents Incorporated
International Classes:
B01J20/281; B01J29/50; B01J29/60; B01J29/87; B01J20/18; B01J29/89; C01B39/08; C01B39/32; C07C1/00; C07C7/13; C07C15/24; C07C67/00; H01L29/786; (IPC1-7): C01B39/32; B01J29/60; C07C7/13; C07C15/24
Attorney, Agent or Firm:
Minoru Nakamura (8 outside)