B - Operations – Transporting – 32 – B
Patent
B - Operations, Transporting
32
B
18/783
B32B 27/08 (2006.01) B32B 27/32 (2006.01)
Patent
CA 1263210
ABSTRACT An oriented multi-layer polypropylene film structure comprises a base layer comprising polypropylene of relatively high stereoregularity and a skin layer comprising a polyolefin of relatively low stereoregularity coextruded on at least one surface of the base layer. The skin layer contains a combination of finely divided silica, a silicone oil and a polymer which is incompatible with said skin layer polyolefin and which has a melting point exceeding that of the skin layer polyolefin by at least 83°C (150°C).
490278
Nahmias Alan M.
Park Hee C.
Gowling Lafleur Henderson Llp
Mobil Oil Corporation
Nahmias Alan M.
Park Hee C.
LandOfFree
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