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US 6,713,428 B1Granted
Dispersible aluminium hydrate, method for preparing same and use for preparing catalysts
AssigneeInstuit Francais du Petrole
InventorsPierre-Yves Le Goff, Philippe Laval, Michel Martin
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Abstract
The present invention concerns a novel, highly dispersible aluminium hydrate. It also concerns a process for preparing said aluminium hydrate by precipitation of an aluminium hydrate in a reactor with no back-mixing and preparation of said aluminium hydrate in a reactor with back-mixing. Finally, it concerns the use of said hydrate for the preparation of catalysts or catalyst supports.
Claims25
An aluminum hydrate, having a dispersibility of at least 80% by weight for a diameter of 0.3 μm or less, and a crystallite size of less than 50 Å.
Dependencies are inferred from the claim text.