Water Sorption Behaviors of Novel Biohybrid Hydrogels as Effective Sorbents in Water-Solvent Binary Mixtures  

Water Sorption Behaviors of Novel Biohybrid Hydrogels as Effective Sorbents in Water-Solvent Binary Mixtures

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作  者:Erdener Karadağ Belgin Yel Semiha Kundakcı Ömer Barış Üzüm Erdener Karadağ;Belgin Yel;Semiha Kundakcı;Ömer Barış Üzüm(Aydın Adnan Menderes University, Fen-Edebiyat Faculty, Chemistry Department, Aydın, Turkey)

机构地区:[1]Aydın Adnan Menderes University, Fen-Edebiyat Faculty, Chemistry Department, Aydın, Turkey

出  处:《Journal of Encapsulation and Adsorption Sciences》2020年第3期43-70,共28页封装与吸附期刊(英文)

摘  要:Novel sorbent hydrogels containing acrylamide/sodium vinylsulfonate, carboxymethyl cellulose and zeolite were synthesized with free radical solution polymerization by using ammonium persulfate/<i><span style="font-family:Verdana;">N</span></i><span style="font-family:Verdana;">,</span><i><span style="font-family:Verdana;">N</span></i><span style="font-family:Verdana;">,</span><i><span style="font-family:Verdana;">N’</span></i><span style="font-family:Verdana;">,</span><i><span style="font-family:Verdana;">N’</span></i><span style="font-family:Verdana;">-tetramethylethyle</span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;">-</span></span></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;">nediamine as redox initiating pair in presence of poly(ethylene glycol) diacrylate as crosslinker. It was to investigate the water uptake properties of series of the novel hydrogels, the semi IPNs and the hybrid/biohybrid composite hydrogel sorbents synthesized in this study. Water uptake studies were performed in water and in water-solvent (acetone, methanol and tetrahydrofuran) binary mixtures at 25</span></span></span><span><span><span style="font-family:;" "=""><span style="font-family:Verdana;">°</span><span style="font-family:Verdana;">C, gravimetrically. Some swelling and diffusion parameters were calculated and discussed. It has been seen that the lower equilibrium swelling factor values in all solvent compositions in comparison with the equilibrium swelling factor values in water.</span></span></span></span>Novel sorbent hydrogels containing acrylamide/sodium vinylsulfonate, carboxymethyl cellulose and zeolite were synthesized with free radical solution polymerization by using ammonium persulfate/<i><span style="font-family:Verdana;">N</span></i><span style="font-family:Verdana;">,</span><i><span style="font-family:Verdana;">N</span></i><span style="font-family:Verdana;">,</span><i><span style="font-family:Verdana;">N’</span></i><span style="font-family:Verdana;">,</span><i><span style="font-family:Verdana;">N’</span></i><span style="font-family:Verdana;">-tetramethylethyle</span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;">-</span></span></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;">nediamine as redox initiating pair in presence of poly(ethylene glycol) diacrylate as crosslinker. It was to investigate the water uptake properties of series of the novel hydrogels, the semi IPNs and the hybrid/biohybrid composite hydrogel sorbents synthesized in this study. Water uptake studies were performed in water and in water-solvent (acetone, methanol and tetrahydrofuran) binary mixtures at 25</span></span></span><span><span><span style="font-family:;" "=""><span style="font-family:Verdana;">°</span><span style="font-family:Verdana;">C, gravimetrically. Some swelling and diffusion parameters were calculated and discussed. It has been seen that the lower equilibrium swelling factor values in all solvent compositions in comparison with the equilibrium swelling factor values in water.</span></span></span></span>

关 键 词:Acrylamide/Sodium Vinylsulfonate Biohybrid Hydrogel SWELLING Carboxymethyl Cellulose ZEOLITE Water-Solvent Binary Mixtures 

分 类 号:O63[理学—高分子化学]

 

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