Polymer mixture of hydrogels with different pH value

The present invention relates to polymer mixtures comprising hydrogel forming polymers capable of absorbing aqueous fluids, having different pH values and each being preparable by polymerization of olefinically unsaturated carboxylic acids or derivatives thereof, their preparation, use and hygiene a...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Funk, Rüdiger, Herfert, Norbert, Wanior, Mariola
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:The present invention relates to polymer mixtures comprising hydrogel forming polymers capable of absorbing aqueous fluids, having different pH values and each being preparable by polymerization of olefinically unsaturated carboxylic acids or derivatives thereof, their preparation, use and hygiene articles containing same. More particularly, the invention relates to 2-component polymer mixtures comprising polymers having a pH range from acidic to neutral.