METHOD FOR PREPARING STRUCTURED DIRECTING AGENT
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Apr 20, 2016
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Apr 20, 2015
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Provided is a method for preparing a structure directing agent (SDA) for crystalline molecular sieve synthesis comprising the steps of (a) hydrolyzing analkyl sulfate counterion of a quaternary ammonium salt to produce an organic ammonium salt having a hydrogen sulfate counterion; and (b) contacting the organic ammonium salt having the hydrogen sulfate counterion with a source of hydroxide in solution to form an organic ammonium salt having a hydroxide counterion; wherein the organic ammonium salt is a structure directing agent (SDA) for crystalline molecular sieve synthesis.
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