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Preparation and characterization by radiation of poly(vinyl alcohol) and poly(N-vinylpyrrolidone) hydrogels containing aloe vera

✍ Scribed by Kyoung Ran Park; Young Chang Nho


Publisher
John Wiley and Sons
Year
2003
Tongue
English
Weight
599 KB
Volume
90
Category
Article
ISSN
0021-8995

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## Abstract Poly(vinyl alcohol) (PVA) was chosen as a controllable gelator to prepare sodium alginate (SA)‐based physically cross‐linked dual‐responsive hydrogel by three steps. First, polyvinyl acetate (PVAc) was grafted onto SA via radical copolymerization. Then, the copolymer was subsequently co