Optical article comprising an external water- and/or...

Details Optical article comprising an external water- and/or... Optical article comprising an external water- and/or...

G - Physics

02

B

G02B 1/10 (2006.01) C03C 17/42 (2006.01) G02B 1/04 (2006.01)

Patent

CA 2653272

Optical article comprising an external water- and/or oil-repellent coating on one of its principle surfaces, characterized in that a temporary coat comprising a dried polyurethane latex temporary coat is directly deposited on the external water- and/or oil repellent coating.

Article d'optique comportant sur une de ses surfaces principales un revêtement externe hydrophobe et/ou oléophobe, caractérisé en ce qu'une couche temporaire d'une composition de latex de polyuréthane séchée est directement déposée sur le revêtement externe hydrophobe et/ou oléophobe.

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