Page 75 - 《精细化工》2021年第3期

第 3 期 吴 京，等: 基于聚多巴胺包覆的光热相变微胶囊的制备及性能 ·495·

存储效率达到了 91.8%。综上所述，所制备的 n-OD@ and Solar Cells, 2019, 203: 110204.
SiO 2 /PDA 微胶囊具有良好的光热转换性能。 [7] XU B, CHEN C H, ZHOU J, et al. Preparation of novel
microencapsulated phase change material with Cu-Cu 2O/CNTs as the
3 结论 shell and their dispersed slurry for direct absorption solar collectors[J].
Solar Energy Materials and Solar Cells, 2019, 200: 110095.
采用界面水解缩合法，在 n-OD@SiO 2 微胶囊的 [8] WANGX F, LI C H, ZHAO T. Fabrication and characterization of
poly(melamine-formaldehyde)/silicon carbide hybrid microencapsulated
基础上，通过沉积 PDA 制备了 n-OD@SiO 2/PDA 微胶
phase change materials with enhanced thermal conductivity and
囊。对其制备原理进行了阐述，并对其化学结构、 light-heat performance[J]. Solar Energy Materials and Solar Cells,
形貌结构、储热性能和光热转换性能进行了表征与 2018, 183: 82-91.
分析。结果表明，制备的 n-OD@SiO 2 /PDA 微胶囊 [9] LI B C (李伯超). Functional polydopamine coating and micro-
具有良好的表面形貌和清晰的核壳结构，具有良好 particles for biomedical appplications[D]. Hangzhou: Zhejiang
University (浙江大学), 2018.
的耐热性能，当 n-OD 和 TEOS 的质量比为 2∶1 时，
[10] JIA F F, WANG Q M, QIN Y, et al. Preparation method and
其熔融热焓值为 151.2 J/g，与 n-OD@SiO 2 微胶囊 application of a photothermal conversion material: CN110816009A[P].
相比，具备较好的光热转换性能，其光热转换与存 2020-02-21.
储效率为 91.8%。但是，以单一光热材料 PDA 作为 [11] PAN L L, YANG Y, LI D L, et al. Linker-free gold micro-particle
壁材的光热相变微胶囊表面对入射光易发生反射。 superstructure coated with poly(dopamine) by site-specific
polymerization for amplifying photothermal cancer therapy[J].
因此，期望在此基础上引入孔状或层状结构光热材
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效率。 micro-composites and their environmental applications[D]. Nanchang:
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