LAMINATED HEAT-WELDED MULTI-LAYERED FILM AND METHOD OF ITS MAKING Russian patent published in 2006 - IPC B32B5/16 B32B27/16 B32B27/20 B32B33/00 B65D35/40 B42D15/10 B41M3/14

Abstract RU 2283236 C2

FIELD: manufacturing multi-layered films.

SUBSTANCE: film comprises base made of bi-axially oriented polypropylene film and polyolefin film. Before laminating, the polyolefin film is colored. The multi-layered film is oriented in transverse direction or longitudinal direction and transverse direction after laminating. The thickness of the multi-layered film ranges from 8 μm to 26 μm. The method of producing the multi-layered film is also presented.

EFFECT: expanded functional capabilities.

9 cl, 3 ex

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RU 2 283 236 C2

Authors

Shperlikh Bernd

Vagner Khel'Mut

Shvarts Villi

Vunderlikh Khans

Dates

2006-09-10—Published

2001-05-07—Filed