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Synthesis and Characterization of Yellow Pigments of Bi1.7RE0.3W0.7Mo0.3O6 (RE = Y, Yb, Gd, Lu) with High NIR Reflectance
ACS Sustainable Chemistry & Engineering ( IF 7.1 ) Pub Date : 2018-07-06 00:00:00 , DOI: 10.1021/acssuschemeng.8b02049
Bin Huang 1 , Yu Xiao 1, 2 , Haiyue Zhou 1 , Jinqing Chen 2 , Xiaoqi Sun 1, 3
Affiliation  

Brilliant yellow-orange pigments based on the formula Bi1.7RE0.3W0.7Mo0.3O6 (RE = Y, Yb, Gd, Lu) are developed by the traditional solid-state reaction method. Relevant techniques are used for characterization of the crystal structure, morphology feature, reflectance property, and color performance of the prepared pigment. The doping of RE/Mo in Bi2WO6 results in the colors of pigments varying from faint yellow to brilliant yellow-orange. Compared with Bi2WO6 pigment, the typical pigment of Bi1.7Lu0.3W0.7Mo0.3O6 greatly improves the yellow hue component (b*) value to be 72.03. Moreover, the NIR reflectances of all of the samples are higher than 95% , and their NIR solar reflectances are above 94%. The typical pigment of Bi1.7Lu0.3W0.7Mo0.3O6 coated on galvanized sheet exhibits excellent coloring performance with a high NIR solar reflectance (83.32%). The acid/alkali resistance studies reveal that the pigments are chemically stable under the atrocious weather conditions. Thus, the superior performances of synthesized pigments have exhibited potential for energy savings.

中文翻译:

具有高近红外反射率的Bi 1.7 RE 0.3 W 0.7 Mo 0.3 O 6(RE = Y,Yb,Gd,Lu)黄色颜料的合成与表征

通过传统的固态反应方法,开发了基于分子式Bi 1.7 RE 0.3 W 0.7 Mo 0.3 O 6(RE = Y,Yb,Gd,Lu)的亮橙色橙颜料。相关技术用于表征所制备颜料的晶体结构,形态特征,反射特性和色彩性能。在Bi 2 WO 6中掺杂RE / Mo会导致颜料的颜色从微弱的黄色到亮橙色的橘黄色。与Bi 2 WO 6颜料相比,Bi 1.7 Lu 0.3 W 0.7 Mo 0.3的典型颜料O 6大大改善了黄色色调分量(b *)的值为72.03。而且,所有样品的NIR反射率均高于95%,并且它们的NIR太阳反射率均高于94%。涂在镀锌板上的典型Bi 1.7 Lu 0.3 W 0.7 W 0.7 Mo 0.3 O 6颜料具有出色的着色性能和高NIR太阳反射率(83.32%)。耐酸/碱性能研究表明,该颜料在恶劣的天气条件下化学稳定。因此,合成颜料的优异性能已显示出节能的潜力。
更新日期:2018-07-06
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