Non-blocking film

Details Non-blocking film Non-blocking film

B - Operations, Transporting

29

C

18/1041, 154/140

B29C 55/12 (2006.01) B29C 59/00 (2006.01) B29C 59/10 (2006.01) B32B 27/20 (2006.01) C08K 3/34 (2006.01) B29C 59/08 (2006.01)

Patent

CA 1280867

NON-BLOCKING OPAQUE FILM ABSTRACT OF THE DISCLOSURE The invention involves a method of preventing film-to-film blocking of a biaxially oriented polypropylene film which has been surface treated to enhance its wettability comprising including in the film prior to the surface treatment sufficient talc to prevent blocking. TiO2 can also be included in the surface film to impart paper-like characteristics thereto.

493977

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