Method for reducing or preventing the degradation of an antifouling layer or an optical article

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United States of America Patent

PATENT NO 10830925
APP PUB NO 20170227683A1
SERIAL NO

15501605

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Abstract

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The invention concerns a method for producing an optical article suitable for edging comprising an antifouling layer on which there is deposited a temporary overlayer for assisting with edging, comprising:

    depositing, on an optical substrate, an organic antifouling layer comprising at least a fluorinated polymer compound comprising hydrolysable functions; anddepositing, on the antifouling layer, an overlayer for assisting with edging, of mineral nature, comprising one or more metal fluorides and/or one or more metal oxides or hydroxides;method characterised in that it further comprises a step of accelerated grafting of the antifouling layer chosen from: (a) a treatment of the deposited antifouling layer in a humid atmosphere of the deposited antifouling layer and(b) a catalytic treatment in the acidic or basic vapour phase of the deposited antifouling layer.

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Patent Owner(s)

Patent OwnerAddress
ESSILOR INTERNATIONALFRENCH SHARON TON LE PON CHARENTON-LE-PONT VAL-DE-MARNE

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Calba, Pierre-Jean Charenton-le-Pont, FR 4 21
Hervieu, Grégory Bangkok, TH 1 2
Maitre, Nicolas Charenton-le-Pont, FR 10 16
Valenti, Christophe Charenton-le-Pont, FR 9 9

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