Methanol conversion process

Abstract

A process for the conversion of methanol to hydrocarbons within the C5 to C17 range is described which includes contact of a feed having methanol with a zeolite microporous crystalline material having an empirical formula (I) wherein M is selected from H+, an inorganic cation of charge +n, and mixtures thereof, X is at least one chemical element having an oxidation state of +3, Y is at least one second chemical element other than Si having an oxidation state +4, x has a value between 0 and about 0.3, y has a value between 0 and about 0.1, and recovery of hydrocarbons within the C5 to C17 range from the conversion product.

1 . A process for the conversion of methanol to hydrocarbons within the C 5  to C17 range, which process comprises contact of a feed comprising methanol with a zeolite microporous crystalline material having an empirical formula: 
       
         
           
             
               
                 x 
                  
                 
                   ( 
                   
                     
                       M 
                       
                         1 
                         n 
                       
                     
                      
                     
                       XO 
                       2 
                     
                   
                   ) 
                 
               
               : 
               
                 
                   
                     y 
                      
                     YO 
                   
                   2 
                 
                 : 
                 
                   SiO 
                   2 
                 
               
             
           
         
         wherein M is selected from H + , an inorganic cation of charge +n, and mixtures thereof, X is at least one chemical element having an oxidation state of +3, Y is at least one second chemical element other than Si having an oxidation state +4, x has a value between 0 and about 0.3, y has a value between 0 and about 0.1, and wherein the synthesized material has an X-ray diffraction pattern having at least values of angle 26(degrees) and relative intensities (l/l 0 ) shown in Table II; 
       
       
         
           
                 
                 
               
                   TABLE II 
                 
                     
                 
                   2Θ (degrees) ±0.5 
                   Intensity (I/I 0 ) 
                 
                     
                 
                     
                 
                 
                 
               
                   7.8 
                   mf 
                 
                   8.6 
                   d(h) 
                 
                   14.8 
                   d 
                 
                   15.8 
                   d 
                 
                   19.4 
                   d 
                 
                   21.4 
                   m 
                 
                   22.1 
                   f 
                 
                   23.0 
                   mf 
                 
                   26.3 
                   m 
                 
                   27.6 
                   d 
                 
                   32.0 
                   d 
                 
                   43.9 
                   d 
                 
                     
                 
             
                
                
                
                
               
               
                
               
            
             
                
                
                
                
                
                
                
                
                
                
                
                
                
               
            
           
         
         and recovery of hydrocarbons within the C 5  to Ci 7  range from the conversion product. 
       
     
     
         2 . The process according to  claim 1  wherein, in the zeolite microporous crystalline material, X is selected from the group consisting of Al, Ga, B, Fe, Cr and mixtures thereof. 
     
     
         3 . The process according to  claim 1  wherein, in the zeolite microporous crystalline material, Y is selected from the group consisting of Ge, Ti, Sn, V and a mixture thereof. 
     
     
         4 . The process according to  claim 1  wherein, in the zeolite microporous crystalline material, x is less than 0.2. 
     
     
         5 . The process according to  claim 1  wherein, in the zeolite microporous crystalline material, y is less than 0.05. 
     
     
         6 . The process according to  claim 1  wherein the zeolite microporous crystalline material has an X-ray diffraction pattern with at least the angle 2Θ (degrees) and the relative intensities values as defined in Table 1. 
     
     
         7 . The process according to  claim 2  wherein the zeolite microporous crystalline material has an X-ray diffraction pattern with at least the angle 2Θ (degrees) and the relative intensities values as defined in Table 1. 
     
     
         8 . The process according to  claim 3  wherein the zeolite microporous crystalline material has an X-ray diffraction pattern with at least the angle 2Θ (degrees) and the relative intensities values as defined in Table 1. 
     
     
         9 . The process according to  claim 4  wherein the zeolite microporous crystalline material has an X-ray diffraction pattern with at least the angle 2Θ (degrees) and the relative intensities values as defined in Table 1. 
     
     
         10 . The process according to  claim 5  wherein the zeolite microporous crystalline material has an X-ray diffraction pattern with at least the angle 2Θ (degrees) and the relative intensities values as defined in Table 1.