STANNOUS COMPATIBLE SILICA

Silica particles having a BET surface area from 0.1 to 7 m2/g, a pack density from 0.561 to 0.881 g/cm? (35 to 55 lb/ft?), an Einlehner abrasion value from 8 to 25 mg lost/100,000 revolutions, a total mercury intrusion pore volume from 0.7 to 1.2 cc/g, and a stannous compatibility from 70 to 99%, ar...

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Bibliographische Detailangaben
Hauptverfasser:	DOLAN, Lawrence Edward, NASSIVERA, Terry W, HAGAR, William J, MIDHA, Sanjeev, SCHNEIDERMAN, Eva, GALLIS, Karl W
Format:	Patent
Sprache:	eng
Schlagworte:	CHEMISTRY COMPOUNDS THEREOF HUMAN NECESSITIES HYGIENE INORGANIC CHEMISTRY MEDICAL OR VETERINARY SCIENCE METALLURGY NON-METALLIC ELEMENTS SPECIFIC USE OF COSMETICS OR SIMILAR TOILETPREPARATIONS
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Beschreibung
Zusammenfassung:	Silica particles having a BET surface area from 0.1 to 7 m2/g, a pack density from 0.561 to 0.881 g/cm? (35 to 55 lb/ft?), an Einlehner abrasion value from 8 to 25 mg lost/100,000 revolutions, a total mercury intrusion pore volume from 0.7 to 1.2 cc/g, and a stannous compatibility from 70 to 99%, are disclosed, as well as methods for making these silica particles.