基于3,4-乙烯二氧噻吩和吡咯-3-甲酸的共聚物薄膜的制備、表征及電致變色性能
發(fā)布時間:2018-03-06 03:21
本文選題:聚( 切入點:-乙烯二氧噻吩-吡咯--甲酸) 出處:《高等學;瘜W學報》2017年03期 論文類型:期刊論文
【摘要】:以3,4-乙烯二氧噻吩(EDOT)和吡咯-3-甲酸(P3C)為共聚單體,EDOT和P3C分別按物質(zhì)的量比1∶1,3∶1,5∶1,10∶1配比,通過電化學聚合制得了4種聚(3,4-乙烯二氧噻吩-吡咯-3-甲酸)薄膜,并依次命名為P(EDOT∶P3C)-1,P(EDOT∶P3C)-3,P(EDOT∶P3C)-5和P(EDOT∶P3C)-10.光譜電化學測試結(jié)果表明,4種共聚物薄膜都具有優(yōu)良的電致變色性能,同時具有較好的電化學活性和較高的光學對比度.與聚3,4-乙烯二氧噻吩(PEDOT)相比,P(EDOT∶P3C)能展示更豐富的顏色變化,如P(EDOT∶P3C)-1薄膜隨著電壓的變化,可呈現(xiàn)從暗紅色、淺褐色、灰藍色到藍色的變化.此外,基于EDOT和P3C以及鈦氧簇[Ti_7(OEt)_(19)O_5(CoBr)],我們還設計合成了含鈦共聚物薄膜P(EDOT∶P3C)-1-Ti,該薄膜不僅具有電致變色性能,而且還具有電催化氧化水的活性.
[Abstract]:Four kinds of poly (34-ethylenedioxythiophene) -pyrrole-3-formic acid (P3C) films were prepared by electrochemical polymerization with the ratio of 3: 4 ethylenedioxythiophene (EDOT) and pyrrole-3-formic acid (P3C) as comonomers of 1: 1: 1: 1: 1: 10: 1, respectively. It was named PEDOT: P3C- 1 and PEDOT: P3CU -3 / EDOT: P3CU -5 and PEDOT: P3CU -10 respectively. The results of spectroelectrochemical tests showed that the four kinds of copolymers had excellent electrochromic properties, and the electrochromic properties of the four kinds of copolymers were determined by spectrophotometric electrochemistry analysis, and the results showed that the four kinds of copolymers had excellent electrochromic properties. Compared with Poly (3N) -4-ethylenedioxythiophene (PEDOT), it can show a richer color change, such as the change of voltage from dark red to light brown, for example, Pe EDOT: P _ 3C _ (1) thin film has better electrochemical activity and higher optical contrast, compared with poly (3o) -4-ethylenedioxythiophene (PEDOT). In addition, based on the changes of EDOT and P3C, and Ti7OEttir, we have also designed and synthesized the titanium-containing copolymer film PDOT: P3CN-1-Ti. the film not only has electrochromic properties, but also has the activity of electrocatalytic oxidation of water.
【作者單位】: 浙江工業(yè)大學化學工程學院;清華大學化學系;杭州杜易科技有限公司;常州亞瑪頓股份有限公司;
【基金】:國家自然科學基金(批準號:21501148) 浙江省自然科學基金(批準號:LQ15E030002;LY15E030006) 中國博士后科學基金(批準號:2015M570075)資助~~
【分類號】:TB34
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