Emulsions for microencapsulation comprising biodegradable surface-active block copolymers as stabilizers

Emulsions for microencapsulation comprising biodegradable surface-active block copolymers as stabilizers

Disclosed herein are surface-active biodegradable block copolymers comprising one or more hydrophobic blocks and one or more hydrophilic blocks. The surface-active polymers are used as stabilizers in emulsions which are used in microencapsulation processes. Also disclosed are microparticles prepared...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser: MARKLAND, PETER
Format: Patent
Sprache:eng
Schlagworte:
HUMAN NECESSITIES
HYGIENE
MEDICAL OR VETERINARY SCIENCE
PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
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Beschreibung
Zusammenfassung:Disclosed herein are surface-active biodegradable block copolymers comprising one or more hydrophobic blocks and one or more hydrophilic blocks. The surface-active polymers are used as stabilizers in emulsions which are used in microencapsulation processes. Also disclosed are microparticles prepared from the emulsions.