Chemistry of inorganic compounds – Carbon or compound thereof – Oxygen containing
Reexamination Certificate
2006-04-04
2006-04-04
Silverman, Stanley S. (Department: 1754)
Chemistry of inorganic compounds
Carbon or compound thereof
Oxygen containing
C423S115000, C423S122000, C423S158000
Reexamination Certificate
active
07022302
ABSTRACT:
An improved process is described for the preparation of surface modified hydrotalcite. The process comprises reacting a precursor of magnesium and aluminium in the presence of suitable alkali carbonate at high temperature. The product has a BET surface area of ≦20 m2/gm and average particle size of ≦0.5 μm and is useful as halogen scavenger and fire retardant.
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Chunawala Jatin R.
Gandhi Mahesh R.
Ghosh Pushpito K.
Mehta Satishbhai H.
Oza Pravinchandra M.
Council of Scientific and Industrial Research
Lish Peter J.
Nixon & Vanderhye P.C.
Silverman Stanley S.
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