热辐射材料

文件类型：PDF文档
文件大小：516K
本发明揭示一种热辐射材料，其中包含以下填料的组合物：二氧化钛，重量百分比为10~45%；二氧化锆，重量百分比为5~25%；氧化镁，重量百分比为2~30%；稀土金属氧化物，重量百分比为0.01~0.5%。其中该热辐射材料的导热率为0.34~1.5W/m-K，该热辐射材料在40oC, 4~14mm的红外线光谱区的红外线放射率大於等於88%。 A heatradiating material contains fillers which comprise titanium dioxide of 10-45wt%, zirconium dioxide of 5-25 wt%, magnesium oxide of 2-30%, and rare earthoxide of 0.01-0.5 wt%. The heat radiating material has a heat conductivity of0.34-1.35W/m-K, and a radiation efficiency equal to or larger than 88% whichwas measured in infrared spectroscopy wavelength range 4-14 mm and at a temperature of 40oC.