Self-dispersing tin oxide sols

Details Self-dispersing tin oxide sols Self-dispersing tin oxide sols

1987-01-09

1988-05-24

Lovering, Richard D.

Compositions

Preservative agents

Anti-corrosion

208 52CT, 208 78, 208113, 208114, 208120, 252309, 502 25, 502 26, 502 31, 502173, 502521, B01J 1300

Patent

active

047464593

ABSTRACT:
An aqueous sol composition from the group consisting of antimony and tin sols useful in restoring the activity of metal contaminated molecular sieve cracking catalysts which comprises a major portion of an aqueous antimony sol or tin sol containing between 1-50% by weight of antimony oxide as Sb.sub.2 O.sub.5 or tin oxide as SnO.sub.2 and between 0.1-20% by weight of a compatable water-soluble surfactant which is capable of producing a water-in-oil emulsion and having an HLB of at least 6.0.

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