Alicyclic compound for optical material

Details Alicyclic compound for optical material Alicyclic compound for optical material

2007-11-27

2007-11-27

Feely, Michael J. (Department: 1712)

Optical: systems and elements

Lens

C252S582000, C528S373000, C525S535000, C549S001000, C549S009000, C549S012000, C549S013000, C549S015000, C549S016000, C549S017000, C549S020000, C549S023000, C549S026000

Reexamination Certificate

active

10474704

ABSTRACT:
The alicyclic compound of the present invention has a five- or more membered ring structure having an epithioethylene linkage and/or an epidithioethylene linkage, and has tow or more sulfur atoms in its molecule. Optical materials produced by curing the alicyclic compound or a composition containing the alicyclic compound by polymerization show high refractive index.

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