Title:
高シリカモレキュラシーブCHA
Document Type and Number:
Japanese Patent JP4944038
Kind Code:
B2
Abstract:
A method is disclosed for synthesizing high-silica molecular sieves having the CHA crystal structure using a structure directing agent comprising a cation derived from 1-adamantamine, 3-quinuclidinol or 2-exo-aminonorbornane. The synthesis is conducted in the absence of fluorine.
Inventors:
Yuen, Ren-Te
Application Number:
JP2007543072A
Publication Date:
May 30, 2012
Filing Date:
October 25, 2005
Export Citation:
Assignee:
Chevron U.S.A. Inc.
International Classes:
C01B39/48; B01D53/94; B01J29/70; B01J31/02
Domestic Patent References:
JP60092221A | ||||
JP62202814A | ||||
JP4504561A | ||||
JP5500352A |
Foreign References:
WO2003078324A1 | ||||
US4665110 | ||||
US4544538 | ||||
WO2003020641A1 | ||||
WO2003026780A1 |
Other References:
Maria-Jose DIAZ-CABANAS, et al.,Synthesis and structure of pure SiO2 chabazite: the SiO2 polymorph with the lowest framework density,Chemical Communications,1998,pp.1881-1882
Attorney, Agent or Firm:
Hideto Asamura
Hajime Asamura
Yuichiro Asano
Katsunori Ando
Hajime Asamura
Yuichiro Asano
Katsunori Ando