Stock material or miscellaneous articles – Structurally defined web or sheet – Including components having same physical characteristic in...
Patent
1977-11-04
1979-04-03
Ansher, Harold
Stock material or miscellaneous articles
Structurally defined web or sheet
Including components having same physical characteristic in...
428213, 428349, 428355, 428517, 428519, 428521, 428523, 428910, 428913, B32B 2732, B32B 2708
Patent
active
041478274
ABSTRACT:
Laminar thermoplastic films are provided which exhibit improved heat seal strengths as well as heat seal temperature ranges. The laminates comprise a predominantly propylene-based polymer substrate or core, the propylene core layer being coated with continuous skins, the skins being fabricated from ethylene based resin with a density of less than 0.939.
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patent: 3285766 (1966-11-01), Barkis et al.
patent: 3519531 (1970-07-01), James et al.
patent: 3600267 (1971-08-01), McFedries et al.
patent: 4085244 (1978-04-01), Stillman
Breidt, Jr. Peter
Higgins Thomas W.
Nahmias A. Michael
Weiner Milton L.
Ansher Harold
Huggett Charles A.
Mobil Oil Corporation
Tierney James D.
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