Composite PVDC-coated polyester films

Details Composite PVDC-coated polyester films Composite PVDC-coated polyester films

1989-07-20

1990-12-11

Herbert, Thomas J.

Stock material or miscellaneous articles

Composite

Of polyester

156229, 15624411, 15624424, 4274125, B32B 2708, B32B 2736, B05D 136, B05D 726

Patent

active

049770322

ABSTRACT:
Composite, typically coextruded polyvinylidene chloride (PVDC)-coated polyester films, well adapted, e.g., as packaging materials, include a sulfonated copolyester interlayer which serves as a primer for improvedly adhering the PVDC topcoat to the polyester base.

REFERENCES:
patent: 4289831 (1981-09-01), Last
patent: 4745019 (1988-05-01), Posey et al.
patent: 4804566 (1989-02-01), Paul et al.

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