Process for producing plastic lens

G - Physics – 02 – B

Patent

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G02B 1/11 (2006.01) B29D 11/00 (2006.01)

Patent

CA 2018908

A process for producing a plastic lens is disclosed, which comprises the steps of: providing a primer layer comprising a polyurethane on the surface of a plastic lens substrate; subsequently providing a hard coat layer comprising a silicone resin on the surface of the primer layer; and then providing a single-layer or multi-layer anti-reflection coating on the surface of the hard coat layer by depositing an inorganic material, wherein the polyurethane used for providing the primer layer is a thermosetting polyurethane.

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