Complete drying method for hydrogels

The present invention relates to a process for completely drying hydrogels possessing a substantially improved drying efficiency compared to the prior art. Hydrogel particles are produced by a drying step followed sequentially by precomminuting, grinding, separating, and further drying of coarse par...

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Bibliographische Detailangaben
Hauptverfasser: Dentler, Joachim, Herfert, Norbert, Klotzsche, Helmut, Schliwa, Rudolf, Stüven, Uwe
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:The present invention relates to a process for completely drying hydrogels possessing a substantially improved drying efficiency compared to the prior art. Hydrogel particles are produced by a drying step followed sequentially by precomminuting, grinding, separating, and further drying of coarse particles.