Barrier films for preventing solvent attack on plastic resins

Details Barrier films for preventing solvent attack on plastic resins Barrier films for preventing solvent attack on plastic resins

1990-04-04

1993-07-13

Lesmes, George F.

Stock material or miscellaneous articles

Composite

Of polyester

220444, 220467, 220902, 312400, 312236, 4283144, A47B 8100, B32B 326, B32B 2708, B65D 9004

Patent

active

052272451

ABSTRACT:
This invention relates to the use of a barrier film consisting essentially of thermoplastic homo- or copolymer polyester resin to protect a styrenic resin sheet which constitutes the inner liner wall of an insulative cabinet wall of, for example, a refrigeration appliance unit from attack by the halogen-containing blowing agents present in the insulative polyurethane foam found within the cabinet wall.

REFERENCES:
patent: 3091946 (1963-06-01), Kesling

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