The present application describes a method for initial polymerization or gelling a composition of epoxy resin at a temperature of 50° C. or less, over a period of 24 hours or less by the incorporation of a fluorinated carboxylic acid. The compositions used in the present invention can be gelled without the use of heat or light. The fluorinated carboxylic acid includes a carboxylic acid terminated fluoropolyether. The composition includes a cycloaliphatic epoxy resin. The invention further includes objects that comprise a polymerization product of a composition or materials prepared according to the method In addition, the present application describes the use of such materials in optical systems that include a first component, a second component, and the material disposed between the first and second optical components.
本申请描述了一种通过加入
氟化
羧酸,在 50 摄氏度或更低的温度下,经过 24 小时或更短时间,使环氧
树脂组合物初始聚合或胶化的方法。本发明中使用的组合物无需加热或光照即可胶凝。
氟化
羧酸包括
羧酸端
氟聚醚。组合物包括环脂族环氧
树脂。此外,本申请描述了此类材料在光学系统中的使用,该光学系统包括第一元件、第二元件以及置于第一和第二光学元件之间的材料。