Preparation and characterization of a novel pH-sensitive chitosan-g-poly (acrylic acid)/attapulgite/sodium alginate composite hydrogel bead for controlled release of diclofenac sodium

Qin Wang; Junping Zhang; Aiqin Wang

doi:10.1016/j.carbpol.2009.06.010

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Preparation and characterization of a novel pH-sensitive chitosan-g-poly (acrylic acid)/attapulgite/sodium alginate composite hydrogel bead for controlled release of diclofenac sodium

Qin Wang Junping Zhang Aiqin Wang

Year: 2009 Journal: Carbohydrate Polymers Vol: 78 (4)Pages: 731-737 Publisher: Elsevier BV

DOI: 10.1016/j.carbpol.2009.06.010

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Keywords:

Swelling Chitosan Diclofenac Sodium Acrylic acid Composite number Chemistry Self-healing hydrogels Bead Controlled release Nuclear chemistry Swelling capacity Sodium Polymer chemistry Drug delivery Polyelectrolyte Chemical engineering Polymer Chromatography Materials science Organic chemistry Copolymer Composite material

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Advanced Drug Delivery Systems

Life Sciences → Pharmacology, Toxicology and Pharmaceutics → Pharmaceutical Science

Hydrogels: synthesis, properties, applications

Life Sciences → Biochemistry, Genetics and Molecular Biology → Molecular Medicine

Polymer Surface Interaction Studies

Physical Sciences → Materials Science → Surfaces, Coatings and Films

Preparation and characterization of a novel pH-sensitive chitosan-g-poly (acrylic acid)/attapulgite/sodium alginate composite hydrogel bead for controlled release of diclofenac sodium

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