Lidding for containers

Details Lidding for containers Lidding for containers

1991-01-18

1992-06-30

Seidleck, James J.

Stock material or miscellaneous articles

Hollow or container type article

Polymer or resin containing

428 357, 428 95, 428349, 428355, 428461, 428463, 428513, 428514, 428516, 428520, 525221, B65D 4300

Patent

active

051261766

ABSTRACT:
Lidding of a sealant layer adhered to a substrate is provided wherein the sealant layer is a blend of ethylene/unsaturated ester copolymer with ethylene/unsaturated acid/unsaturated ester terpolymer, and wherein the sealant layer provides a peel strength of 500 to 2200 g/cm.sup.2 to a wide variety of container materials, with the peel strength being substantially insensitive to operating variations in seal temperature, and the sealant layer has a higher cohesive strength than the peel strength of its seal to the container material.

REFERENCES:
patent: 4430468 (1984-02-01), Schumacher
patent: 4521467 (1985-06-01), Berger
patent: 4656068 (1987-04-01), Raines
patent: 4680340 (1987-07-01), Oreglia et al.
patent: 4684554 (1987-08-01), Ou-Yang
patent: 4686133 (1987-08-01), Nakabayashi
patent: 4859514 (1989-08-01), Friedrich
patent: 4944409 (1990-07-01), Busche
patent: 5023121 (1991-06-01), Pockat
Research Disclosure; 27,770; May 1987.

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