Stock material or miscellaneous articles – Hollow or container type article – Cellular material derived from plant or animal source
Patent
1981-02-25
1982-11-16
Ives, P.
Stock material or miscellaneous articles
Hollow or container type article
Cellular material derived from plant or animal source
428458, 428461, 428516, 15624411, 525387, 525222, 426126, 2065242, 229 35MF, 525240, 264176R, B32B 102, B32B 1508, B65D 3700
Patent
active
043594956
ABSTRACT:
In a retort-sterilizable laminated structure comprising an aluminum foil or sheet, a heat-sealable polymer layer, and a heat-resistant resin layer, the heat-sealable layer is the cracked product of the blend of a poly(propylene-ethylene) copolymer and an ethylene-vinyl acetate copolymer. This heat-sealable layer composition has improved flow properties and may be extrusion-coated onto a metal film substrate at high speeds.
REFERENCES:
patent: 4049904 (1977-09-01), Hori et al.
patent: 4190477 (1980-02-01), Ossian et al.
patent: 4291085 (1981-09-01), Ito et al.
Schroeder Carl W.
Webster Joseph R.
Ives P.
Shell Oil Company
Vance Dean F.
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