Patent ID: 7244684

Claim:
A thermal camouflage sheet for covering a heat source against identification in a thermal image, the thermal camouflage sheet comprising: a base textile made of a glass filament and having an inner side facing toward the heat source and an outer side facing away from the heat surface; the outer side of the base textile having a first surface coating consisting of one of polyurethane and polyvinylidene fluoride (PVDF) containing color pigments with remission values of the color pigments being in the range of visual-optical camouflage; and the inner side of the base textile having a second surface coating consisting of a polyurethane containing aluminum powder and having a first side facing toward the heat source, wherein the first side of the second surface coating is smooth relative to a texture of the inner side of the base textile, thereby increasing a thermal reflectivity of the thermal camouflage sheet toward the heat source.