Scratch resistant coated glass article including carbide...

C - Chemistry – Metallurgy – 23 – C

Patent

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Details

C23C 14/34 (2006.01) B05D 1/18 (2006.01)

Patent

CA 2585612

A scratch resistant coated article is provided which is also resistant to attacks by at least some fluoride-based etchant(s) for at least a period of time. In certain example embodiments, an anti-etch layer(s) (2) is provided on a glass substrate (1) in order to protect the glass substrate (1) from attacks by fluoride-based etchant(s). In certain example embodiment, the anti-etch layer(s) (2) is substantially transparent to visible light. In certain embodiments, a DLC layer(s) (3) may be provided over the anti-etch layer (2). An underlayer (4) may be provided under the anti-etch layer(s) (2) in certain example embodiments. In certain example embodiments, the anti-etch layer(s) (2) may be of or include a carbide and/or oxycarbide of Zr, Sn or the like.

L'invention concerne un article en verre revêtu résistant aux rayures, également résistant à des attaques par au moins un ou plusieurs agents de gravure pendant au moins une certaine durée. Dans certains modes de réalisation de l'invention, une ou plusieurs couches anti-gravure sont disposées sur un substrat en verre afin de protéger ce dernier contre des attaques par un ou plusieurs agents de gravure à base de fluorure. Dans certains modes de réalisation de l'invention, une ou plusieurs couches DLC peuvent être disposées sur la couche anti-gravure. Dans certains modes de réalisation de l'invention, une sous-couche peut être disposée sous la ou les couches anti-gravure. Dans certains modes de réalisation de l'invention, la ou les couches anti-gravure peuvent être constituées d'un carbure et/ou d'un oxycarbure de Zr, Sn ou analogues ou comprendre ces constituants.

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