Cladding material for plastic optical fiber and plastic optical

Stock material or miscellaneous articles – Composite – Of bituminous or tarry residue

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350 9629, 428373, 525200, G02B 600, D02G 300, C08L 2712

Patent

active

048423696

ABSTRACT:
A cladding material for plastic optical fiber comprising a vinylidene fluoride-trifluoroethylene-hexafluoroacetone copolymer which comprises 3.5 to 6.5% by mole of hexafluoroacetone units, a molar ratio of vinylidene fluoride unit to trifluoroethylene unit of 3 to 6:1, and a melt index of 10 to 60 g/10 min, and a plastic optical fiber comprising said cladding material and a methyl methacrylate homopolymer or copolymer which comprises over 50% by weight of methyl methacrylate units as the core material.

REFERENCES:
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patent: 4617350 (1986-10-01), Maeda et al.
patent: 4642326 (1987-02-01), Yasuhura et al.
patent: 4687295 (1987-08-01), Koishi et al.
patent: 4747662 (1988-05-01), Fitz
patent: 4756599 (1988-07-01), Maeda et al.

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