Disclosed herein are a novel and highly refractive S-alkyl thiocarbamate base resin useful in preparing lenses and a process for producing the resin comprising reacting one or more polyisocyanate compounds and one or more mercapto compounds having at least one hydroxy group, a plastic lens made of the resin, and a process for making a plastic lens of high profile regularity from the resin by using internal mold releasing agents in the casting polymerization process.
本文公开了一种可用于制备镜片的新型高折射率 S-烷基
硫代
氨基甲酸酯基
树脂和一种生产该
树脂的工艺,该工艺包括使一种或多种多
异氰酸酯化合物和一种或多种具有至少一个羟基的巯基化合物发生反应;一种用该
树脂制成的塑料镜片;以及一种通过在浇铸聚合工艺中使用内部脱模剂,用该
树脂制成具有高轮廓规则性的塑料镜片的工艺。