Optical waveguides – Having particular optical characteristic modifying chemical... – Of waveguide core
Patent
1991-04-18
1992-01-14
Lee, John D.
Optical waveguides
Having particular optical characteristic modifying chemical...
Of waveguide core
385145, 526247, 549455, G02B 104, G02B 616
Patent
active
050805088
ABSTRACT:
A plastic optical fiber comprising a fluorine-containing core polymer consisting essentially of 1) a group (A) of repeating units having a cyclic structure represented by general formula (I) and/or general formula (II); or 2) the group (A) above and group (B) of repeating units represented by general formula (III) wherein the content of the group (A) in the core polymer is at least 80 wt %; and a clad copolymer of perfluoro(2,2-dimethyl-1,3-dioxole) and at least one other ethylenically unsaturated monomer having a refractive index below that of the core polymer. ##STR1## (wherein n is 1 or 2)
REFERENCES:
patent: 3865845 (1975-02-01), Resnick
patent: 3978030 (1976-08-01), Resnick
patent: 4946902 (1990-08-01), Bekiarian et al.
patent: 4966435 (1990-10-01), Matsumoto et al.
Onishi Hiroaki
Shimada Katsuhiko
Yamamoto Takashi
Lee John D.
Mitsubishi Rayon Co. Ltd.
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