Phosphorus-modified alumina composite, method of manufacture and

Catalyst – solid sorbent – or support therefor: product or process – Catalyst or precursor therefor – Phosphorus or compound containing same

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502210, 502211, 502213, 502214, 502 66, 502 70, B01J 2714, B01J 27188, B01J 2719, B01J 27185

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active

046297170

ABSTRACT:
A novel phosphorus-modified alumina composite comprising a hydrogel having a molar ratio on an elemental basis of phosphorus to aluminum of from 1:1 to 1:100 together with a surface area of about 140 to 450 m.sup.2 /gm is defined. The composite is prepared by admixing an alumina hydrosol with a phosphorus-containing compound to form a phosphorus-modified sol and gelling said admixture. The phosphorus-modified alumina composite is useful as a catalyst support for various catalytic reactions.

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