Database of Zeolite Structures
 

Framework Type IFW
Reference Material
  Material Name: ITQ-52    
 
Chemical Formula:
 
[B3.8Si60.2O128]-IFW
 
   
Unit Cell:
 
monoclinic

 C 1 2/m 1 (# 12)
    a' = 21.4008 Å b' = 17.9064 Å c' = 12.3678 Å  
    α' = 90.000° β' = 125.092° γ' = 90.000°  
   
Framework Density:
 
16.5 T/1000 Å3
 
 
Channels:
 
[001] 10 5.3 x 5.8* <-> [010] 8 3.2 x 5.3* <-> [110]8 3.2 x 5.3*
Dimensionality
  Sorption (molecular cross section > 3.4Å): 1-dimensional
  Topological (pore opening > 6-ring): 3-dimensional
   
References:
  Jorda, J.L.
  "Improved Rietveld refinement"
private communication , , (2013)
  Simancas, R., Jorda, J.L., Rey, F., Corma, A., Cantin, A., Peral, I. and Popescu, C.
  "A New Microporous Zeiolitic Silicoborate (ITQ-52) with interconnected Small and Medium Pores"
J. Am. Chem. Soc., 136, 3342-3345 (2014)
Material name:   ITQ-52
Chemical formula:   [B3.8Si60.2O128]-IFW
 
 
Name and Code derivation:
    Instituto de Tecnologia Quimica Valencia - fifty-two
  ITQ-52 (fifty-two)
  IFW
Limiting Rings
 
10-ring viewed along [101]

8-ring viewed along [111]