Photochromic compound

Details Photochromic compound Photochromic compound

C - Chemistry, Metallurgy

07

D

402/368, 402/478

C07D 498/10 (2006.01) C07D 498/20 (2006.01) C07D 519/00 (2006.01) C08F 20/36 (2006.01) C08F 26/06 (2006.01) C08F 126/06 (2006.01) C08F 246/00 (2006.01) C09K 9/02 (2006.01) G02B 1/04 (2006.01) G03C 1/685 (2006.01) G03C 1/73 (2006.01)

Patent

CA 1340939

Novel photochromic compound and a polymer comprising the photochromic compound are disclosed. The novel photochromic compound of the present invention is a spirooxazine compound having an addition polymerizable organic functional group (such as acrylic acid ester group) or a ring-opening polymerizable organic functional group (such as epoxy group). The photochromic polymer may be used in a wide variety of fields, including in contact lens.

557885

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