Process for preparing a large molecular sieve

Details Process for preparing a large molecular sieve Process for preparing a large molecular sieve

1995-05-09

1997-01-14

Bell, Mark L.

Chemistry of inorganic compounds

Zeolite

Organic compound used to form zeolite

423703, 423705, 423706, C01B 3900

Patent

active

055936555

ABSTRACT:
The present invention relates to a process for the preparation of a large-pore molecular sieve, comprising crystallizing the molecular sieve from a starting mixture at a pH in the range of from 3 to 8, and recovering a large-pore molecular sieve, the said starting mixture having a molar composition satisfying the following molar ratio's:

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Beck et al., J. Am. Chem. Soc., 1992, vol. 114, pp. 10834-10843.
Monnier et al., Science, 1993, vol. 261, pp. 1299-1303.
Lok et al. "The Role of Organic Molecules in Molecular Sieve Synthesis" Zeolites vol. 3 1983 Oct. pp. 282-291.

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