SULFONIC ACID-MODIFIED COLLOIDAL SILICA
The present invention provides a means capable of further improving stability and washability under acidic conditions. The present invention is sulfonic acid-modified colloidal silica having an amount of sulfonic acid groups per 1 g of particles of 1.5 μmol/g or more and 13.0 μmol/g or less.
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | The present invention provides a means capable of further improving stability and washability under acidic conditions. The present invention is sulfonic acid-modified colloidal silica having an amount of sulfonic acid groups per 1 g of particles of 1.5 μmol/g or more and 13.0 μmol/g or less. |
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