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