Novel microporous crystalline material comprising a molecular sieve or zeolite having an 8-ring pore opening structure and methods of making and using same

摘要

There is disclosed a silicoaluminophosphate molecular sieve that is hydrothermally stable at temperatures ranging from 700 to 900°C, wherein said silicoaluminophosphate molecular sieve comprises SAPO-34 having an initial surface area ranging from 650 to 750 m 2 /g.