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Preparation and characterization of dual thermo-/pH-sensitive hydrogels based on oligo (ethylene glycol) methacrylates and acrylic acid  
Preparation and characterization of dual thermo-/pH-sensitive hydrogels based on oligo (ethylene glycol) methacrylates and acrylic acid
資料類型: PDF文件
關(guān)鍵詞: Hydrogels  P  (MEO2MA-co-OEGMA-co-AA)  pH/temperature  sensitive  dual  response  
資料大?。?/td> 713K
所屬學(xué)科: 分子表征
來源: ICAFPM 2011先進(jìn)纖維與聚合物材料國(guó)際學(xué)術(shù)會(huì)議(2011.8.15~17,上海)
簡(jiǎn)介:
Dualtemperature-andpH-sensitivepoly(2-(2-methoxyethoxy)ethylmethacrylate-co-oligo(ethyleneglycol)methacrylate-co-acrylicacid)(P(MEO2MA-co-OEGMA-co-AA),PMOA)hydroglesweresuccessfullypreparedbyfree-radicalpolymerization.Theequilibriumswellingratiosofthehydrogelscanbetunedbychangingthecontentofthreemonomers.Moreover,thede-swellingkineticsofthepreparedhydrogelswasstudiedbychangingtemperatureandpH.Asexpected,thefastershrinkingratesofhydrogelswereobservedwhenthesimultaneoustemperatureandpHstimulichangedfrompH8/18℃topH2/55℃becauseofthecooperativethermo-/pH-responses.
作者: WANG Yang, YUAN Zhicheng, JIN Ling, CHEN Dajun
上傳時(shí)間: 2011-10-13 13:55:54
下載次數(shù): 6
消耗積分: 4  
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