[12] Patent
[11] Patent No.:GC0009403  
[45] Date of Publishing the Grant of the Patent: 31/Dec /2018                56/2018  
Number of the Decision to Grant the Patent:2018/141849
Date of the Decision to Grant the Patent:18/Dec/2018

[21] Application No.:GC 2015-29839

[22] Filing Date:5/8/2015

[30] Priority:

[33] State [32] Priority date [31] Priority No.
FR
5/8/2014
1457625

[72] Inventors:1- BOUVIER Ludivine،2- LUTZ Cécile،3- LAROCHE Catherine،4- BAUDOT Arnaud

[73] Owners:1- IFP ENERGIES NOUVELLES, 1 & 4 avenue de Bois Préau, F-92502 , Rueil-Malmaison, France،2- Arkema France, 420. Rue dEstienne dOrves, F-92700, Colombes, France

[74] Agent: Saba & Co. T.M.P

  

 

  

[51]IPC:
Int. Cl.: B01J 20/18; C01B 39/20; C07C 15/08, 7/13 (2006.01)

[56] Cited Documents:

-US 2011/011804 A1 (CHENG LINDA SHI [US] ETAL) 20 January 2011
-FR 2 925 366 A1 (CECA SA SA [FR]; INSTFRANCAIS DU PETROLE [FR] CECA SA [FR];INST FRAN) 26 June 2009
-WO 2015/032923 A1 (CECA SA [FR]; IFPENERGIES NOUVELLES [FR])12 March 2015
-FR 3 010 402 A1 (CECA SA [FR]; IFPENERGIES NOUVELLES [FR])13 March 2015
-FR 3 010 328 A1 (CECA SA [FR]; IFPENERGIES NOUVELLES [FR])13 March 2015
 
Examiner: Eng. Yusuf AlRaqabi

[54] ZEOLITE ADSORBENTS WITH A LOW CONTENT OF BINDER AND HIGH OUTER SURFACE AREA, PROCESS FOR PREPARING THE SAME AND USES THEREOF
[57] Abstract: The present invention relates to a zeolite adsorbent comprising at least one FAU zeolite with hierarchical porosity and comprising barium or barium and potassium, and whose outer surface area is greater than 20 m2.g-1, and the content of non-zeolite phase is between 6% and 12% by weight relative to the total weight of the adsorbent.The present invention also relates to the use of such a zeolite adsorbent as an adsorption agent, and also to the process for separating para-xylene from aromatic isomer fractions containing 8 carbon atoms.Figs.: None
No. of claims: 15     No. of figures: 2


 

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