Synthesis of aluminophosphate and metalloaluminophosphate...

Chemistry of inorganic compounds – Zeolite – Organic compound used to form zeolite

Reexamination Certificate

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C423S706000, C423S707000, C423S305000, C423S306000, C423SDIG030, C585S640000, C502S060000

Reexamination Certificate

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07901664

ABSTRACT:
In a method of synthesizing an aluminophosphate or metalloaluminophosphate molecular sieve, a synthesis mixture is provided comprising water, a source of aluminum, a source of phosphorus, optionally a source of a metal other than aluminum, a tertiary amine, and an alkylating agent capable of reacting with said tertiary amine to form a quaternary ammonium compound capable of directing the synthesis of said molecular sieve. The synthesis mixture is maintained under conditions sufficient to cause the alkylating agent to react with the tertiary amine to produce the quaternary ammonium compound and to induce crystallization of the molecular sieve.

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STWilson, “Synthesis of AIPO4-based Molecular Sieves”, Studies in Surface Science and Catalysis Series, Introduction of Zeolita Science and Practice, vol. 58, 1991, pp. 137-151.

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