廖文彬臺灣大學:材料科學與工程學研究所王品凡Wang, Pin-FanPin-FanWang2007-11-262018-06-282007-11-262018-06-282005http://ntur.lib.ntu.edu.tw//handle/246246/55331本研究之目的在於,借由紫外光/可見光光譜的實驗,討論核殼型態聚苯乙烯-聚苯胺粒子在氨水中,聚苯胺的去摻雜反應,與聚苯胺在有機酸再摻雜反應之機制,並由FTIR判定核殼型態聚苯乙烯-聚苯胺粒子摻雜反應後之化學結構。 再嘗試以三種不同方式,進行核殼粒子中之聚苯胺的去摻雜與再摻雜,分別為在乳膠溶液中摻雜核殼粒子;浸泡溶液摻雜已堆積排列之核殼粒子;與浸泡溶液摻雜聚苯乙烯-聚苯胺之薄膜,討論三種方式再摻雜製作聚苯乙烯-聚苯胺導電薄膜之優缺點。得到再摻雜之聚苯乙烯-聚苯胺核殼粒子,經加熱使之成為導電薄膜,並以SEM觀察導電薄膜之形成,從量測電阻得到薄膜之導電率,與討論長時間在高溫環境下再摻雜薄膜之熱穩定性。 研究結果中以核殼堆積顆粒之再摻雜方式,可成功的得到具有更高導電率與熱穩定性之薄膜,且反應過程仍在水相中進行,再摻雜聚苯乙烯-聚苯胺之導電薄膜的製作也容易。The purpose of this research is to discuss the mechanism of the PAni of PS/PAni core-shell is in a dedoping process in ammonium hydroxide and replaced with organic acids in a redoping process by using UV-Vis spectrum experiment. And PS/PAni chemical structure were changed after reaction were confirmed by the FTIR experiment. Three different feasible ways to remove dopant and dope acid of the PAni of PS/PAni core-shell particle. Dedoping and redoping process of the PAni were PS/PAni core-shell latex in solution, PS/PAni core-shell packing immersed in solution, and PS/PAni thin film immersed in solution. After redoping process PS/PAni core-shell thin film were made by heat. And the film formation were observed by SEM. Beside this, the conductivity of film was convert by measured resistance and the thermal stability of film after redoping process were discussed in the high temperature by measuring the change of the resistance. The result shows that redoping process in PS/PAni core-shell packing was developed higher conductivity and better thermal stability film. All of the reaction process still in water phase. And the preparation of PS/PAni conductive film is easily.目錄 摘要 Ⅰ Abstract Ⅱ 目錄 Ⅲ 圖索引 Ⅵ 表索引 Ⅹ 第一章 前言 1 第二章 文獻回顧及原理 2-1導電高分子 3 2-1-1導電高分子的導電性聚合方式 4 2-1-2導電高分子的導電性 4 2-1-3導電高分子的導電原理 5 2-1-4導電高分子的摻雜方式 7 2-1-5導電高分子的應用 9 2-2聚苯胺導電高分子 14 2-2-1聚苯胺簡介 14 2-2-2聚苯胺的合成 16 2-2-3聚苯胺的摻雜 19 2-2-4聚苯胺的紅外光吸收光譜 20 2-2-5聚苯胺的UV-Vis吸收光譜 21 2-2-6聚苯胺的導電性 22 2-2-7有機酸摻雜聚苯胺 22 2-2-8聚苯胺的劣化 24 2-3乳化聚合法 25 2-3-1乳化聚合反應階段 25 2-3-2無乳化劑乳化聚合 27 2-4乳膠粒子的成膜 27 2-5聚合核殼型乳膠粒子 29 第三章 實驗部分 3-1實驗藥品 31 3-2實驗儀器 33 3-3實驗流程 35 3-3-1合成聚苯乙烯乳膠 35 3-3-2合成核殼型態聚苯乙烯-聚苯胺乳膠 36 3-3-3去摻雜核殼型態聚苯乙烯-聚苯胺乳膠的製備與分析 37 3-3-4再摻雜核殼型態聚苯乙烯-聚苯胺乳膠分析 37 3-3-5再摻雜核殼型態聚苯乙烯-聚苯胺乳膠的薄膜製備與分析38 3-4實驗步驟與分析 39 3-4-1合成陽離子型聚苯乙烯乳膠溶液步驟 39 3-4-2合成核殼型態聚苯乙烯-聚苯胺乳膠步驟 40 3-4-3核殼型態聚苯乙烯-聚苯胺乳膠粒子 的去摻雜與再摻雜步驟 41 3-4-4核殼型態聚苯乙烯-聚苯胺乳膠粒子薄膜製備步驟 43 3-5性質分析及測試 45 第四章 結果與討論 4-1合成聚苯乙烯乳膠與核殼型聚苯乙烯-聚苯胺乳膠 46 4-1-1合成聚苯乙烯乳膠粒子 46 4-1-2聚苯胺包覆核殼型聚苯乙烯乳膠粒子 46 4-2聚苯乙烯-聚苯胺核殻粒子摻雜反應實驗概述 47 4-3核殼型聚苯乙烯-聚苯胺粒子之去摻雜反應 48 4-3-1核殼型態聚苯乙烯-聚苯胺粒子去摻雜酸之型態變化 48 4-3-2核殼粒子去摻雜之FTIR分析 49 4-3-3聚苯乙烯-聚苯胺之乳膠粒子去摻雜之UV-Vis分析 51 4-3-4聚苯乙烯-聚苯胺堆積顆粒去摻雜之UV-Vis分析 53 4-3-5聚苯乙烯-聚苯胺薄膜去摻雜之UV-Vis分析 55 4-4 核殼型聚苯乙烯-聚苯胺的再摻雜 56 4-4-1核殼型態聚苯乙烯-聚苯胺粒子再摻雜酸之型態變化 56 4-4-2核殼粒子再摻雜之FTIR分析 56 4-4-3聚苯乙烯-聚苯胺之乳膠粒子再摻雜之UV-Vis分析 56 4-4-4聚苯乙烯-聚苯胺堆積顆粒再摻雜之UV-Vis分析 59 4-4-5聚苯乙烯-聚苯胺薄膜再摻雜之UV-Vis分析 59 4-5 再摻雜核殼型聚苯乙烯-聚苯胺之導電薄膜 60 4-5-1聚苯乙烯-聚苯胺之乳膠粒子導電薄膜製作 60 4-5-2聚苯乙烯-聚苯胺之乳膠粒子薄膜之電性分析 62 4-5-3聚苯乙烯-聚苯胺堆積顆粒導電薄膜製作 65 4-5-4聚苯乙烯-聚苯胺堆積顆粒薄膜之電性分析 65 4-6聚苯乙烯-聚苯胺導電薄膜的劣化 70 4-6-1核殼型態乳膠粒子導電薄膜的劣化討論 70 4-6-2核殼型態乳膠粒子導電薄膜的劣化結果 71 第五章 結論 72 參考文獻 731273043 bytesapplication/pdfen-US核殼型態乳膠聚苯胺再摻雜導電薄膜製備core-shell latexpolyanilinedepoingredopingconducting film再摻雜聚苯乙烯-聚苯胺核殼型態奈米導電薄膜之製備Preparation of Conductive films of Redoping Polyaniline-coated Polystyrene Latexesthesishttp://ntur.lib.ntu.edu.tw/bitstream/246246/55331/1/ntu-94-R92527055-1.pdf