Laminated film bag for packaging food

Details Laminated film bag for packaging food Laminated film bag for packaging food

1992-06-23

1994-05-17

Robinson, Ellis P.

Stock material or miscellaneous articles

Hollow or container type article

Nonself-supporting tubular film or bag

428 353, 428 43, 428138, 428192, 428458, 428461, 428483, 383200, 229237, B65D 1728

Patent

active

053126599

ABSTRACT:
A laminated film bag is made of laminated films each composed of an outermost layer formed of a polyester resin film, an innermost layer formed of a polyolefin resin film and an intermediate layer formed of an aluminum foil, the polyolefin resin film has formed thereon score lines having a depth of 1/20 to 2/3 of the thickness of the polyolefin resin film and an opening width of 0.5 to 7 mm, at intervals of 1 to 15 mm.

REFERENCES:
patent: 2923404 (1960-02-01), Adell
patent: 3369267 (1965-05-01), Friedland et al.
patent: 3812002 (1974-05-01), Lurie
patent: 3920122 (1975-11-01), Koehlinger et al.
patent: 4543279 (1985-09-01), Kai
patent: 4708896 (1987-11-01), Akao
patent: 4903841 (1990-02-01), Ohsima
patent: 5000321 (1991-03-01), Heilmann et al.
patent: 5196247 (1993-03-01), Wu et al.

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