Process for preparing sodium silicate alkali solution...

Details Process for preparing sodium silicate alkali solution... Process for preparing sodium silicate alkali solution...

2005-03-08

2005-03-08

Ildebrando, Christina (Department: 1725)

Catalyst, solid sorbent, or support therefor: product or process

Zeolite or clay, including gallium analogs

And additional al or si containing component

C502S060000, C502S064000, C502S068000, C502S073000, C502S079000, C423S332000, C423S184000

Reexamination Certificate

active

06864202

ABSTRACT:
The present invention relates to an improved process for obtaining sodium silicate alkali solution depleted of sodium salt and enriched in silica from a mother liquor recovered after isolation of molecular sieves and more particularly, the present invention relates to a process for recycling mother liquor obtained after the isolation of molecular sieves for the preparation of fresh molecular sieves or as a binder for producing Fluid Catalytic Cracking (FCC) catalyst.

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patent: 4493902 (1985-01-01), Brown et al.
patent: 4699893 (1987-10-01), Andrews et al.
patent: 5173463 (1992-12-01), Macedo
patent: 5637287 (1997-06-01), Vaughan et al.
patent: 6114267 (2000-09-01), Ghosh et al.
patent: 6-107411 (1994-04-01), None

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