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[交流]
幫我看看做納米聚丁二炔的方法中十二烷基硫酸鈉起什么作用
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制備方法:將1g十二烷基硫酸鈉(SDS)溶解在2mL濃度為0.3mol/L的NaCl水溶液中。在70度下劇烈攪拌,使表面活性劑完全溶解,得到澄清透明且具有一定粘度的膠束溶液。隨后,在劇烈的攪拌下加入5mL含有單體質(zhì)量分?jǐn)?shù)為10%的1,4-二苯基丁二炔和質(zhì)量分?jǐn)?shù)為5%的引發(fā)劑安息香甲基的環(huán)己燒溶液,上述的膠束溶液變成白色不穩(wěn)定的乳濁液。然后,向體系中加入340ul的共溶劑正戊醇,在鍋流振蕩器上強(qiáng)烈震蕩幾分鐘。最后得到無色、透明、雙折射的穩(wěn)定的凝膠,即具有六方相結(jié)構(gòu)的凝膠。將上述體系在紫外光下照射六天。 英文翻譯:We have developed a controlled soft-template-mediated synthesisof PDPB nanofibres in hexagonal mesophases composed of oil-swollen surfactant tubes arranged on a triangular lattice in water under ultraviolet irradiation. The hydrophobic domain of the mesophases can accommodate high concentrations (up to 20wt.%) of 1,4-diphenylbutadiyne (DPB) monomer, which can directly polymerize by photoirradiation in the presence of a free-radical initiator (benzoin methyl ether, BME, 1%). The doped mesophases become yellow after polymerization but remain translucent (Fig. 1a). The DPB monomers undergo polymerization via 1,4-addition reaction to form alternating eneyne polymer chains on irradiation with ultraviolet light 小弟剛做聚合物,只想得到鏈?zhǔn)揭痪S結(jié)構(gòu)的聚合物,用什么比較好呢? 謝謝大家! |
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