Barrier film having high colorless transparency and method

Details Barrier film having high colorless transparency and method Barrier film having high colorless transparency and method

1995-04-28

1998-08-11

Speer, Timothy M.

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Physical dimension specified

428213, 428220, 428339, 428446, 428448, 428480, 428483, B32B 904

Patent

active

057925500

ABSTRACT:
Barrier film with a high colorless transparency comprising a flexible plastic substrate. A barrier layer is formed on the surface and has a thickness ranging from approximately 50 to 100 Angstroms and is formed of a material selected from the group of aluminum oxide, tin oxide and yttrium oxide. An additional barrier layer formed of silicon dioxide may also be formed on the barrier layer.

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