| abstract |
A polymerizable composition that includes a monomer of the formula n n nwherein X is hydrogen or one or more of methyl, chlorine, bromine or iodine, R 1 is a straight or branched alkyl linking group of 2 to 12 carbon atoms, R 2 is hydrogen or methyl, and n is 1 to 3; and a monomer of the formula n n nwherein X 1 and X 2 are each independently hydrogen or one or more of methyl, chlorine, bromine or iodine, and R 2 is hydrogen or methyl is described having a high index of refraction and being suitable for use in forming an optical product. |