Barrier coating

Details Barrier coating Barrier coating

C - Chemistry, Metallurgy

23

C

C23C 16/26 (2006.01) C23C 16/02 (2006.01) C23C 16/04 (2006.01)

Patent

CA 2416515

The invention concerns a barrier coating to gases deposited on a polymer substrate by low pressure plasma, characterised in that it comprises a silicon oxide barrier which is coated with a protective hydrogenated amorphous carbon film.

L'invention concerne notamment un revêtement barrière aux gaz déposé sur un substrat polymère par plasma à basse pression, caractérisé en ce qu'il comporte une couche barrière à base d'oxyde de silicium qui est recouverte d'une couche protectrice de carbone amorphe hydrogéné.

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