PACKING MATERIAL HAVING WATERPROOF LAYER AND ITS MANUFACTURING METHODS Russian patent published in 2015 - IPC D21H19/16 

Abstract RU 2553873 C2

FIELD: packaging industry.

SUBSTANCE: invention relates to packing material. Material (100) includes paper base (104); layer suitable for printing (140), the inner surface of which is located above outer surface of paper base (104); waterproof layer (144) including one or more polymers hardened by energy radiation, which is located on layer (140); anti-twisting layer (124) located under the inner surface of paper base (104).

EFFECT: packing material has a water vapour transfer speed of approximately 500 g/m2/day or lower.

49 cl, 2 dwg, 4 tbl, 1 ex

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RU 2 553 873 C2

Authors

Dennis W. Anderson

Patricia L. Ewing

Timothy J. Bradford

Michael J. Murphy

Dates

2015-06-20Published

2011-11-07Filed