发明公开
EP2902362A1 SAPO-34 MOLECULAR SIEVE AND SYNTHESIS METHOD THEREOF 有权
SAPO-34分子筛和合成方法THEREFOR

SAPO-34 MOLECULAR SIEVE AND SYNTHESIS METHOD THEREOF
摘要:
The present invention concerns a SAPO-34 molecular sieve and method for preparing the same, whose chemical composition in the anhydrous state is expressed as: mDIPA·(Si x Al y P z )O 2 , wherein, DIPA is diisopropylamine existing in cages and pore channels of said molecular sieve, wherein m is the molar number of diisopropylamine per one mole of (SixAlyPz)O 2 , and m is from 0.03 to 0.25; x, y, z respectively represents the molar number of Si, Al, P, and x is from 0.01 to 0.30, and y is from 0.40 to 0.60, and z is from 0.25 to 0.49, and x + y + z =1. The SAPO-34 molecular sieve can be used as catalysts for acid-catalyzed reaction or oxygenate to olefins reaction.
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