{"title":"三嵌段共聚物刷诱导乳液自组装制备响应性多孔结构色微球。 Preparation of Stimuli-responsive Structural Colored Porous Microspheres via Emulsion Self-assembly Induced by Bottlebrush Triblock Copolymers","authors":"李玉莲,宋东坡,李悦生","doi":"10.11777/j.issn1000-3304.2021.21146","DOIUrl":null,"url":null,"abstract":"我们近期报道了两亲性嵌段共聚物刷(聚降冰片烯- g-聚苯乙烯)- b-(聚降冰片烯- g-聚环氧乙烷)(PS- b-PEO)诱导的“有序自发乳化机制”,简便地制备了多孔结构色微球. 在此基础上,本工作中设计合成了含聚丙烯酸叔丁酯(PtBA)中间嵌段的三嵌段共聚物刷,探究其对界面自组装行为的影响规律. 实验结果表明,PtBA嵌段会使水-油界面过渡层厚度增加,而显著影响聚合物刷在W/O界面上的排列方式. 此外,PtBA可在酸性条件下水解生成聚丙烯酸(PAA),与有机碱作用后成盐,使孔内壁亲水性增加、微球体积膨胀、结构色红移,从而制备出刺激响应性结构色微球.","PeriodicalId":501105,"journal":{"name":"高分子学报","volume":"40 1","pages":""},"PeriodicalIF":0.0000,"publicationDate":"2021-09-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":"0","resultStr":null,"platform":"Semanticscholar","paperid":null,"PeriodicalName":"高分子学报","FirstCategoryId":"1085","ListUrlMain":"https://doi.org/10.11777/j.issn1000-3304.2021.21146","RegionNum":0,"RegionCategory":null,"ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":null,"EPubDate":"","PubModel":"","JCR":"","JCRName":"","Score":null,"Total":0}
引用次数: 0
三嵌段共聚物刷诱导乳液自组装制备响应性多孔结构色微球。 Preparation of Stimuli-responsive Structural Colored Porous Microspheres via Emulsion Self-assembly Induced by Bottlebrush Triblock Copolymers
我们近期报道了两亲性嵌段共聚物刷(聚降冰片烯- g-聚苯乙烯)- b-(聚降冰片烯- g-聚环氧乙烷)(PS- b-PEO)诱导的“有序自发乳化机制”,简便地制备了多孔结构色微球. 在此基础上,本工作中设计合成了含聚丙烯酸叔丁酯(PtBA)中间嵌段的三嵌段共聚物刷,探究其对界面自组装行为的影响规律. 实验结果表明,PtBA嵌段会使水-油界面过渡层厚度增加,而显著影响聚合物刷在W/O界面上的排列方式. 此外,PtBA可在酸性条件下水解生成聚丙烯酸(PAA),与有机碱作用后成盐,使孔内壁亲水性增加、微球体积膨胀、结构色红移,从而制备出刺激响应性结构色微球.
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