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Stable Weak Polyelectrolyte Microcapsules with pH-Responsive Permeability

✍ Scribed by Tong, Weijun; Gao, Changyou; Möhwald, Helmuth

Book ID
123610393
Publisher
American Chemical Society
Year
2006
Tongue
English
Weight
509 KB
Volume
39
Category
Article
ISSN
0024-9297

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✍ Tatjana Mauser; Christophe Déjugnat; Gleb B. Sukhorukov 📂 Article 📅 2004 🏛 John Wiley and Sons 🌐 English ⚖ 152 KB

## Abstract **Summary:** We investigated microcapsules composed of the weak polyelectrolytes poly(allylamine hydrochloride) (PAH) and poly(methacrylic acid) (PMA) assembled on calcium carbonate cores. These capsules are stable in the pH range from 2.5 to 11.5, undergoing reversible swelling in the