| 简介 |
PURPOSE : A cardboard for a packing box is provided to form a ceramic solution coated layer on printed paper and the back side of the paper and reduce the formation of the box by outer moisture. CONSTITUTION : A cardboard for a packing box comprises a corrugated cardboard medium (15), surface paper (14), a back of paper (16), printed paper (13), a ceramic solution coated layer (12a) for the outer surface and a ceramic solution coated layer (12b) for the inside surface. The surface paper is attached to the surface of the corrugating medium and the back side of the paper is attached to the back side of the corrugating medium. The printed paper is attached to the surface of the surface paper and the ceramic solution coated layer for the outer surface is attached to the surface of the printed paper. The ceramic solution coated layer for the inside surface is coated to the back side of the paper. In the surface of the ceramic solution coated layer, printing and after process is carried out to become the outside of the packing box. The ceramic solution coated layer for the outer and the inner side of the surface comprises 95-97 parts by weight of coated layer and UB curable coated liquid composition including 3-5 parts by weight of antibiotic nano compound. |
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