酞菁功能化纤维素纳米纤维的制备与表征 |
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引用本文: | 陈世良,胡文昱,吴金彪,林玉光,杨峰富.酞菁功能化纤维素纳米纤维的制备与表征[J].杭州师范大学学报(自然科学版),2013(6):539-543,554. |
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作者姓名: | 陈世良 胡文昱 吴金彪 林玉光 杨峰富 |
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作者单位: | 杭州师范大学钱江学院,浙江杭州310036 |
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基金项目: | 杭州师范大学钱江学院科研重点项目(2012QJJL06);钱江学院学生科研基金项目(2013QJXS20;2013QJXS15). |
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摘 要: | 通过静电纺丝技术制备乙酸纤维素纳米纤维,经水解、氧化处理后将四氨基钴酞菁共价固定于纳米纤维表面,制备得到酞菁功能化纤维素纳米纤维.通过场发射扫描电子显微镜和紫外可见漫反射光谱对纳米纤维进行表征.利用单因素法研究酞菁的最佳固定量,结果表明:氧化温度30℃,高碘酸钠浓度25mmol/L,氧化时间7h,四氨基钴酞菁溶液浓度20mmol/L时,纳米纤维表面酞菁固定量达到365μmol/g.
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关 键 词: | 静电纺丝 纤维素 纳米纤维 酞菁 功能化 |
Preparation and Characterization of Phthalocyanine Functionalized Cellulose Nanofiber |
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Authors: | CHEN Shiliang HU Wenyu WU Jinbiao LIN Yuguang YANG Fengfu |
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Institution: | (Qianjiang College, Hangzhou Normal University, Hangzhou 310036, China) |
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Abstract: | Cellulose acetate nano{iber was prepared through electrospinning technique, cobalt tetraaminophthalocyanine (CoPc) was eovalently immobilized onto the surface o{ nanofiber after hydroiyzation and oxidation steps. The resulted CoPc functionaIized cellulose nanofiber (CoPc-NF) was characterized by FESEM and DRS. The optimum immobilization condition was determined by single factor experimental method. The results show that the amount of immobilized CoPc reaches 365 μmol/g when oxidation temperature is 30 ℃, NaIO4 concentration is 25 mmol/L, oxidation time is 7 h, and CoPc solution concentration is 20 mmol/L. |
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Keywords: | electrospinning cellulose nanofiber phthalocyanine functionalization |
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