Preparation of a one side heat sealable polypropylene film

Details Preparation of a one side heat sealable polypropylene film Preparation of a one side heat sealable polypropylene film

B - Operations, Transporting

05

D

B05D 3/08 (2006.01)

Patent

CA 2315806

An oriented, heat-sealable polymer film laminate having a core layer (b) of isotactic polypropylene, a first outer layer (a) of isotactic polypropylene containing an anti-blocking agent and a second outer, heat sealable layer (c) containing an anti-blocking agent and a silicone oil which, in service, transfers to provide a coefficient of friction-reducing amount thereof on the exposed surfaces of both layers (a) and (c), the exposed surface of layer A being subjected to flame treatment.

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