Inhomogeneous silicas as carrier material

Details Inhomogeneous silicas as carrier material Inhomogeneous silicas as carrier material

2005-11-01

2005-11-01

Lorengo, J. A. (Department: 1755)

Compositions: coating or plastic

Materials or ingredients

Pigment, filler, or aggregate compositions, e.g., stone,...

C106S481000, C106S482000, C423S335000

Reexamination Certificate

active

06960251

ABSTRACT:
A silica comprising at least two silica fractions, wherein said at least two silica fractions differ by at least 10% in at least one value for BET surface area, CTAB surface area and DBP absorption, the ranges of these three physicochemical properties being as follows:BET surface area100-900 m2/g,CTAB surface area100-500 m2/g,DBP absorption150-350 g/100 g.

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