Photochromic curable composition

Details Photochromic curable composition Photochromic curable composition

2008-12-12

2011-11-29

Choi, Ling (Department: 1761)

Compositions

Light transmission modifying compositions

Displaying color change

C525S330300, C526S319000, C544S148000, C546S196000

Reexamination Certificate

active

08066917

ABSTRACT:
Disclosed is a photochromic curable composition comprising [A] not less than 0.1 part and less than 5 parts by mass of a specific radically polymerizable monomer having an epoxy group, [B] 1.0 to 15 parts by mass of a specific polyfunctional radically polymerizable monomer, [C] 1.0 to 30.0 parts by mass of a specific di(meth)acrylate monomer, [D] more than 50.0 parts and not more than 97.9 parts by mass of a (meth)acrylate monomer except the components [A] to [C] and/or a thio(meth)acrylate monomer, and [E] 0.001 to 10 parts by mass of a photochromic compound based on 100 parts by mass of the total of the polymerizable monomers.

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