G - Physics – 02 – B
Patent
G - Physics
02
B
117/143
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.
Mase Shoji
Otani Noboru
Yoshida Motoaki
Nippon Sheet Glass Co. Ltd.
Riches Mckenzie & Herbert Llp
LandOfFree
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