Very high structure, highly absorptive hybrid silica and methods for making same
AssigneeJ. M. Huber Corporation
InventorsBarry W. Preston, William C. Fultz
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Abstract
Very high structure, hybrid amorphous silica products (geltates) having very high absorptivity, in which the hybrid silica product has a % carrying capacity DBP value greater than 76.0 and a linseed oil absorption value exceeding 250 cc/100 g, and a production methodology therefor.
Claims7
A composition of matter comprising finely divided silica having a % carrying capacity DBP value of greater than 76.0 and a linseed oil absorption value exceeding 250 cc/100 g.
A composition of matter comprising finely divided silica having a % carrying capacity DBP value in the range of 76.0 to 85.0, a linseed oil absorption of about 250 to about 425 cc/100 g, a single point BET specific surface area ranging from about 300 to about 675 m2/g, a total pore volume (Hg) greater than about 4.5 cc/g, and a CTAB specific surface area ranging from about 200 to about 475 m2/g.
Dependencies are inferred from the claim text.