Solvent blockers and multilayer barrier coatings for thin films

Details Solvent blockers and multilayer barrier coatings for thin films Solvent blockers and multilayer barrier coatings for thin films

1990-08-10

1992-04-07

Lusignan, Michael

Coating processes

With post-treatment of coating or coating material

Heating or drying

4273935, 4274125, 428367, 428518, 428483, B05D 302

Patent

active

051026996

ABSTRACT:
A film comprising alternating layers of polyvinylidene chloride resin and a solvent barrier such as polyvinyl alcohol provides superior barrier properties. Barrier and mechanical properties are enhanced when formulation additives are present at customary levels only in the outermost layers.

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