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A Novel,Amphiphilic Ethyl Cellulose Grafting Copolymer with Poly(2‐Hydroxyethyl Methacrylate) Side Chains and Its Micellization
Authors:Hongliang Kang  Wenyong Liu  Ruigang Liu  Yong Huang
Affiliation:1. State Key Laboratory of Polymer Physics and Chemistry, Beijing National Laboratory of Molecular Sciences, Joint Laboratory of Polymer Science and Material, Institute of Chemistry, Chinese Academy of Sciences, Beijing, 100080, China;2. Graduate University, Chinese Academy of Sciences, Beijing, 100039, China;3. Laboratory of Cellulose and Lignocellulosics Chemistry, Guangzhou Institute of Chemistry, Chinese Academy of Sciences, Guangzhou, 510650, China
Abstract:Ethyl cellulose‐graft‐poly(2‐hydroxyethyl methacrylate) (EC‐graft‐PHEMA) graft copolymers were synthesized by atom‐transfer radical polymerization (ATRP) in methanol. The graft copolymers were characterized by means of gel‐permeation chromatography (GPC) and 1H NMR spectroscopy. The kinetic study indicated that the polymerization was controllable. The EC‐graft‐PHEMA copolymers self‐assembled in water into spherical micelles. The morphology of the micelles was characterized by dynamic light scattering (DLS) and transmission electric microscopy (TEM) and the formation process of the micelles was discussed.
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Keywords:amphiphilic  atom‐transfer radical polymerization (ATRP)  ethyl cellulose  graft copolymers  micelles  poly(2‐hydroxyethyl methacrylate)
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