Sulfur-containing high refractive index olefin monomer, its preparation method and application

By introducing high-density thioether bonds and highly polarizable aromatic rings into the molecular skeleton of olefin monomers, high-refractive-index optical resin materials are prepared, solving the problem of insufficient refractive index enhancement in existing technologies, achieving a balance between high refractive index and light transmittance, and possessing excellent comprehensive performance.

CN122404192APending Publication Date: 2026-07-17FUZHOU UNIV
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
FUZHOU UNIV
Filing Date
2026-04-19
Publication Date
2026-07-17

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Abstract

本发明公开了一种含硫高折光率烯烃单体化合物及其制备方法和应用，属于高分子光学树脂材料合成与制备技术领域。该化合物为具有特定通式结构的多硫醚类化合物，其分子骨架中引入了高密度的硫醚键、高极化率的芳香环（或杂芳香环）端基，并带有可供聚合的烯丙基侧链。本发明的含硫烯烃单体通过芳族硫酚类化合物、环氧氯丙烷、多官能度硫醇化合物以及卤代丙烯反应制得。由于其独特的分子结构设计，该单体具有透光率好、折射率高的优异特性。同时，该制备方法所用原料易得，工艺路线清晰，产物收率高，可广泛应用于制备高性能光学树脂、光学镜片及其他高折射率聚合物光学材料领域。
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