Preparation and thermochromic property of VO2/mica pigments

被引:21
作者
He, Peng [1 ]
Huang, Wan-Xia [1 ]
Yan, Jia-Zhen [2 ]
Zhi, Mao-Yong [1 ]
Cai, Jing-Han [1 ]
Luo, Rong-Rong [1 ]
机构
[1] Sichuan Univ, Sch Mat Sci & Engn, Chengdu 610064, Peoples R China
[2] Sichuan Univ, Sch Mfg Sci & Engn, Chengdu 610064, Peoples R China
关键词
Inorganic compounds; Sol-gel chemistry; Microstructure; Optical properties; VANADIUM DIOXIDE; OPTICAL-PROPERTIES; THIN-FILMS; VO2; TRANSFORMATION; NANOPARTICLES; PARAMETERS; TRANSITION; TUNGSTEN;
D O I
10.1016/j.materresbull.2011.02.034
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
Thermochromic VO2/mica pigments were fabricated by an aqueous sol-gel and spray-drying method. XRD and SEM were used to investigate the structure and morphology of pigments, and the results show that the VO2 layer was composed of randomly oriented worm-like particles less than 300 nm in width. A thermochromic composite was prepared with the pigments and UV curing resin. The infrared transmittance change in the composite was measured from 24 degrees C to 100 degrees C by FTIR, showing very good thermochromic performance. The composite exhibits a transmittance of 50-55% in the visible range. (C) 2011 Elsevier Ltd. All rights reserved.
引用
收藏
页码:966 / 969
页数:4
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