C - Chemistry – Metallurgy – 08 – L
Patent
C - Chemistry, Metallurgy
08
L
400/4919
C08L 23/00 (2006.01) C08L 23/20 (2006.01) C08L 25/00 (2006.01) C08L 45/00 (2006.01) C08L 47/00 (2006.01) C09J 123/20 (2006.01)
Patent
CA 1188027
Abstract of the Disclosure A heat sealable blend of a butene-l-ethylene copolymer, about 2 to 9% by weight of polypropylene and from about 0.02 to 1.5% by weight of high density polyethylene can be processed at high line speed in the blown-bubble extrusion process to form films or sheets exhibiting improved heat sealing character- istics, processability, tear strength and other properties.
408901
Chatterjee Ananda M.
Hughes Patrick M.
Hwo Charles C.
Shell Oil Company
Smart & Biggar
LandOfFree
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