超低温-高温跨温区相变材料制备及物性调控综述

折晓会, 王星宇, 郭晓龙, 刘艺炫, 王家蕴, 韩鹏, 任晓芬, 赵学敏

A review on the preparation of ultra-low-temperature， high-temperature， and cross-temperature zone phase change materials and the regulation of physical properties

Xiaohui SHE, Xingyu WANG, Xiaolong GUO, Yixuan LIU, Jiayun WANG, Peng Han, Xiaofen REN, Xuemin ZHAO

表11 在结晶水合盐中加入成核剂对过冷度的调控效果

Table 11 Regulation effect of nucleating agent on the degree of supercooling in crystalline hydrated salt

相变材料	成核剂	成核剂浓度	过冷度减少率/%
CaCl₂·6H₂O	BaI₂·6H₂O	0.5	100
	K₂CO₃	0.5	50
	SrCl₂·6H₂O	0.1	58.2
	SrBr₂·6H₂O	1	90.7
KF·4H₂O	SiO₂	—	51.3
LiNO₃·3H₂O	Cu₃(OH)₅(NO₃)·2H₂O	0.1	87
MgCl₂·6H₂O	Ba(OH)₂	0.5	100
Na₂SO₄·10H₂O	Na₂B₄O₇·10H₂O	1.9	78.8
C₄H₁₀O₄	C₇H₁₀CaO₄	1	64.5
C₅H₁₂O₄	AlN(50 nm)	3	76
Na₂HPO₄·12H₂O	Al(8.5～20 μm铝粉)	3.7	67.5