G - Physics – 02 – B
Patent
G - Physics
02
B
G02B 1/04 (2006.01)
Patent
CA 2056469
A novel all-plastic optical fiber comprising core and clad components which is tough, flexible, and which has a low transmission loss, wherein the core component is composed of a homopolymer or copolymer of a monomer selected from one or more monomers represented by the general formula (I), or a copolymer of the at least one monomer represented by the general formula (I) and other copolymerizable comonomers and which has a glass transition temperature Tg1 °C ; and wherein the clad component is composed of a copolymer of perfluoro[2,2-dimethyl-1,3-dioxole] and one other ethylenically unsaturated monomer, and which has a glass transition temperature Tg2 °C ; and which meets the relationship wherein that the absolute difference of ¦Tg1-Tg2¦ is not greater than 30°C. Image (I) (wherein X is CH3, H, D, F, C?, or CF3; Y is H or D; and Rf is a fluoroalkyl group having a linear or branched chain).
Oonishi Hiroaki
Shimada Katsuhiko
Yamamoto Takashi
Mitsubishi Rayon Co. Ltd.
Smart & Biggar
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