METHOD OF PREPARING HIGH-SILICA ZEOLITES Russian patent published in 2003 - IPC

Abstract RU 2205689 C1

FIELD: petrochemical process catalysts. SUBSTANCE: high-silica zeolite prepared using ammonium bicarbonate if modified by adding soluble ferric salts to reaction mixture in the hydrothermal synthesis stage. Content of Fe₂O₃ in resulting zeolite ranges from 0.2 to 3.5%. EFFECT: increased lifetime of resulting zeolite. 1 tbl, 6 ex

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RU 2 205 689 C1

Authors

Vosmerikov A.V.

Korobitsyna L.L.

Vosmerikova L.N.

Dates

2003-06-10—Published

2001-09-28—Filed