Temperature-resistant environment-friendly infrared stealth material with waveband selection and low emissivity and preparation method thereof
The invention provides a waveband-selective low-emissivity temperature-resistant environment-friendly infrared stealth material and a preparation method thereof.The material comprises an infrared stealth coating and an infrared stealth film which are alternately arranged on a base material, the refr...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention provides a waveband-selective low-emissivity temperature-resistant environment-friendly infrared stealth material and a preparation method thereof.The material comprises an infrared stealth coating and an infrared stealth film which are alternately arranged on a base material, the refractive index of the infrared stealth coating ranges from 3.55 to 3.74, sheet-shaped aluminum powder is modified through a liquid phase deposition surface coating technology, and the infrared stealth film is prepared. The prepared Al/Cr2O3 composite filler effectively improves the temperature resistance of the infrared coating. The refractive index of the infrared stealth film ranges from 1.12 to 1.25. The material has low infrared emissivity in infrared detection windows (3-5 microns and 8-14 microns) and has high infrared emissivity in a non-infrared detection window. The infrared stealth material disclosed by the invention can resist high temperature of 600 DEG C or above.
本发明提供了一种具有波段选择低发性耐温环保型红外隐身材料及制备方法,该材料包括交 |
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