Aqueous dispersion of water-insoluble organic UV filter substances

The invention relates to aqueous dispersions of sparingly water-soluble or water-insoluble organic UV filter substances, to the preparation and further processing thereof to give dry powders, and to the use thereof as photostable light protection agents. The invention relates to aqueous dispersions...

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Bibliographische Detailangaben
Hauptverfasser: Heger, Robert, Auweter, Helmut, Dausch, Wilma M, Zwissler, Georg Konrad, Wünsch, Thomas
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:The invention relates to aqueous dispersions of sparingly water-soluble or water-insoluble organic UV filter substances, to the preparation and further processing thereof to give dry powders, and to the use thereof as photostable light protection agents. The invention relates to aqueous dispersions of sparingly water-soluble or water-insoluble organic UV filter substances, which comprise at least one sparingly water-soluble or water-insoluble organic UV filter substance as colloidally disperse phase in amorphous or partially amorphous form.