Chemistry of inorganic compounds – Silicon or compound thereof – Oxygen containing
Patent
1989-03-22
1990-09-11
Stoll, Robert L.
Chemistry of inorganic compounds
Silicon or compound thereof
Oxygen containing
423335, 424 49, C01B 3318, A01K 116
Patent
active
049561677
ABSTRACT:
An amorphous silica, especially precipitated silica, suitable for use in toothpastes, has a high abrasivity represented by a perspex abrasion value in the range from about 23 to about 35.
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Aldcroft Derek
Newton John R.
Quinn James P.
Stanier Peter W.
Cuomo Lori F.
Stoll Robert L.
Unilever Patent Holdings B.V.
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