高折射率光学树脂的研究进展

Research progress on high refractive index optical resin

近年来,高折射率(n)光学树脂因其性能优异受到广泛关注,已广泛应用在先进光电子制造领域。本文重点介绍了增加光学树脂的n值和阿贝数(v)的设计概念,简要介绍了开发高n值光学树脂的基本方法和重要参数。综述了过去十年高折射率树脂的研究进展,从高折射率光学树脂的设计原理以及含硫型、含卤、含磷、有机-无机杂化等高折射光学树脂研究现状等方面进行梳理,并列举了高折射率光学树脂在光学胶粘剂、发光二极管(LED)封装材料、光学透镜等方面的一些应用。最后对高折射率光学树脂的未来发展进行了展望。

In recent years,high refractive index(n) optical resins have received widespread attention due to their excellent properties and have been widely used in advanced optoelectronic manufacturing.In this article,the design concept of increasing the n-value and Abbe number(v) of optical resins was emphatically introduced,and the basic methods and important parameters for developing high n-value optical resins were briefly introduced.The research progress of high refractive index resins in the past decade was reviewed,and the design principles of high refractive index optical resins as well as the research status of sulfur-containing,halogenated,phosphorus containing,organic-inorganic hybrid high refractive index optical resins were summarized.Some applications of high refractive index optical resins in optical adhesives,light-emitting diode(LED) packaging materials,optical lenses,etc were also listed.Finally,the future development of high refractive index optical resins was prospected.