提出了通过共混改性技术使普通PVC封套材料具有伪装隔热性能的方法。分析了PVC封套材料的伪装隔热改性机理，提出了伪装隔热封套材料的设计方案和加工工艺，测试了材料的光谱反射性能和热反射性能。

A modification method to provide ordinary PVC envelop material with camouflage and heat-shielding performance was put forward. The modification mechanism of the PVC envelop material was analyzed. The design proposal and processing technique of camouflage and heat-shielding PVC envelop material were put forward. The infrared reflectivity and heat reflection properties of the material samples were tested.