辐射制冷涂料研究进展：提升太阳光反射率的机理与实现途径

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中图分类号：TB66 文献标志码：A 文章编号：2095-2945（2025）21-0089-04

Abstract：Radiativecooling paintisanenvironmentall friendlyandenergy-saving technology thatachieves pasivecoling byradiatingheattotheuniverse.Duetoitssimplity，lowcost，andeaseofimplementation，ithasshowngreataplication potentialinfieldssuchasbuildingenergysavingandelectronicequipmentcolinginrecentyears.Solarreflectanceiscrucial forimprovingthecoolingeficiencyofradiativecolingpaints.Thispaperreviewstheresearchprogressofradiativecooling paints，focusingonthe mechanisms forenhancingsolarreflectanceandtheroutes toachieveit.Throughthesummaryand analysisofthreediferentimplementationapproaches-highrefractiveindexpigments，lowrefractiveindexairvoids，andhigh pigmentvolumeconcentration-andtheoutlookonthreefuturetechnologicalpathways，thisreviewaimstoprovideatheoretical foundatioandtechnicalguidanceforfurtheroptimizationofthedaytimecoolingperformanceandwideappicationofradiative cooling paints.

Keywords：radiative coling;paints； solar reflectance;refractive index；pigment volume concentration

随着全球气候变化和能源危机的日益严峻，节能减排已成为全球关注的焦点。（剩余4957字）