Polyester/copolyester coextruded packaging film

Food or edible material: processes – compositions – and products – Packaged or wrapped product – Having consumer oriented diverse utility

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Details

426107, 426118, 426127, 426234, 426410, 426412, 428 35, 428347, 428480, 428483, 428349, 428481, 264171, 525444, B65B 2908, B65D 8134, A23L 118, B32B 2708

Patent

active

047659998

ABSTRACT:
Multiple layer nonoriented heat sealable films are disclosed having a base substrate layer of poly(ethylene terephthalate) (polyester) or polyester copolymer and at least one heat sealable surface layer of a copolyester. The films are prepared by conventional cast or blown film coextrusion techniques.

REFERENCES:
patent: 2265075 (1941-12-01), Knuetter
patent: 2821337 (1958-01-01), Morgan, Jr.
patent: 2823421 (1958-02-01), Scarlett
patent: 2978769 (1961-04-01), Harrah
patent: 3003681 (1961-10-01), Orsini
patent: 3017069 (1962-01-01), Kardon et al.
patent: 3079065 (1963-02-01), Kessler
patent: 3136475 (1964-06-01), Geimer
patent: 3143277 (1964-08-01), Fleur
patent: 3203621 (1965-08-01), Wright
patent: 3220635 (1965-11-01), Kasting et al.
patent: 3223761 (1965-12-01), Raley
patent: 3277798 (1966-10-01), Krauss
patent: 3337914 (1967-08-01), Corbett et al.
patent: 3338285 (1967-08-01), Jaster
patent: 3343663 (1967-09-01), Seidler
patent: 3381886 (1968-05-01), Goglio
patent: 3389783 (1968-06-01), Bjorkengren
patent: 3437258 (1969-04-01), Kugler
patent: 3467565 (1969-09-01), Utz
patent: 3476627 (1969-11-01), Squires
patent: 3534520 (1971-10-01), Moran
patent: 3555604 (1971-01-01), Pahlke
patent: 3558330 (1961-09-01), Widiger et al.
patent: 3559239 (1971-02-01), Work et al.
patent: 3611492 (1971-10-01), Scheibling
patent: 3851574 (1974-12-01), Katz
patent: 3922440 (1975-11-01), Wegwerth et al.
patent: 3925591 (1975-12-01), Breitenfellner et al.
patent: 3973045 (1976-08-01), Brandberg et al.
patent: 4105118 (1978-08-01), Williams, Jr. et al.
patent: 4119479 (1978-10-01), Williams, Jr. et al.
patent: 4141736 (1979-02-01), Canty
patent: 4175147 (1979-11-01), Bollen et al.
patent: 4178401 (1979-12-01), Weinberg et al.
patent: 4188443 (1980-02-01), Mueller et al.
patent: 4207363 (1980-06-01), Lustig et al.
patent: 4264662 (1981-04-01), Taylor et al.
patent: 4310370 (1982-01-01), Arai
patent: 4316070 (1982-02-01), Prosise et al.
patent: 4327174 (1982-04-01), VonMeer
patent: 4375494 (1983-03-01), Stokes
patent: 4386124 (1983-05-01), Akao
patent: 4389438 (1983-06-01), Ohtsuki et al.
patent: 4389450 (1983-06-01), Schaefer et al.
patent: 4389472 (1983-01-01), Neuhaus
patent: 4393088 (1983-07-01), Matsusaka
patent: 4399182 (1983-08-01), Brown et al.
patent: 4403934 (1983-09-01), Rasmussen et al.
patent: 4405547 (1983-09-01), Koch et al.
patent: 4421580 (1983-12-01), Dembicki et al.
patent: 4421809 (1983-12-01), Bish
patent: 4450180 (1984-05-01), Watkins
patent: 4452846 (1984-06-01), Akao
patent: 4465449 (1984-08-01), Hornbeck
patent: 4469754 (1984-09-01), Hoh et al.
patent: 4482593 (1984-11-01), Sagel et al.
patent: 4483812 (1984-11-01), Hahn et al.
patent: 4484883 (1984-11-01), Honda et al.
patent: 4515840 (1985-05-01), Gatward
patent: 4571337 (1986-02-01), Cage et al.
Modern Plastics Encyclopedia vol. 48#10A 10/71 p. 62 plus.
Modern Packaging Encyclopedia vol. 44#7A 7/71 p. 134+.
Eastman Plastics Technical Report TR-62, dated Oct. 1983.
Eastman Plastics Tentative Data dated Mar. 22, 1982.
Eastman Plastics Material Bulletin MB-58D dated Mar. 1978.

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