Polyester/copolyester coextruded packaging film

Details Polyester/copolyester coextruded packaging film Polyester/copolyester coextruded packaging film

1985-07-26

1988-08-23

Weinstein, Steven

Food or edible material: processes, compositions, and products

Packaged or wrapped product

Having consumer oriented diverse utility

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.

Affiliated with

Also associated with

Rating

Polyester/copolyester coextruded packaging film does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Polyester/copolyester coextruded packaging film, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Polyester/copolyester coextruded packaging film will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-835150