Disclosed is a resin composition comprising a copolymer [I] having a number average molecular weight of at least 15,000, which comprises at least 30 mole% of the following recurring units [A]:
and a compound [II] having a number average molecular weight of at least 1,000, which is comprised of perfluoroalkylether recurring units [D]. This resin composition is used as a cladding of a core-clad optical fiber.
本发明公开了一种
树脂组合物,它包含一种共聚物[I],该共聚物的平均分子量至少为 15,000,其中包含至少 30 摩尔%的以下
重复单元[A]:
和一种平均分子量至少为 1,000 的化合物 [II],它由
全氟烷基醚循环单元 [D] 组成。这种
树脂组合物可用作纤芯包层光纤的包层。