Anti-tearing file pocket
The utility model relates to the technical field of file pockets, in particular to a tear-resistant file pocket which comprises a pocket body, a folding part, a metal buckle and a magnetic ring, the pocket body comprises a paper layer, a tear-resistant layer, an ultraviolet-proof layer, a flame-reta...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model relates to the technical field of file pockets, in particular to a tear-resistant file pocket which comprises a pocket body, a folding part, a metal buckle and a magnetic ring, the pocket body comprises a paper layer, a tear-resistant layer, an ultraviolet-proof layer, a flame-retardant layer, a PE (polyethylene) film and a damp-proof layer, and the tear-resistant layer is positioned on the upper surface of the paper layer. Wherein the lower surface of the tear-resistant layer and the upper surface of the paper layer are bonded and compounded through glue, the upper surface of the tear-resistant layer and the lower surface of the ultraviolet-proof layer are bonded and compounded, the upper surface of the ultraviolet-proof layer is uniformly coated with the flame-retardantlayer, and the lower surface of the waterproof layer and the upper surface of the flame-retardant layer are bonded and compounded. The anti-tear fabric achieves the purposes of tear resistance, nonflammability and radiation |
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