Patent ID: 7294592

Claim:
A tent cloth canvas, comprising: a photocatalyst layer; a tent cloth canvas layer; a film consisting of a vinyl chloride resin on the tent cloth canvas layer; and an adhesive layer disposed between the photocatalyst layer and the tent cloth canvas layer, wherein the tent cloth canvas layer includes plasticizer having a molecular weight of 400 or more and comprises a foundation cloth member made of a fiber material and a resin layer formed on at least one surface of the foundation cloth member by impregnating a resin solution into the foundation cloth member, wherein the plasticizer is at least one selected from the group consisting of n-heptyl-n-undecyl phthalate, diisononyl phthalate, ditridecyl phthalate, n-heptyl n-nonyl phthalate, n-nonyl n-undecyl phthalate, n-octyl n-decyl phthalate, tri(2-ethylhexyl) phosphate, di-2-ethylhexyl sebacate, tributyl acetylcitrate and chlorinated paraffin.