FLUORATED DIENE, METHOD OF PRODUCTION OF SUCH DIENE, POLYMER ON BASE OF THIS DIENE, OPTICAL TRANSMITTING DEVICE AND OPTICAL PLASTIC FIBER Russian patent published in 2006 - IPC C07C43/17 C07C41/24 C08F16/12 G02B6/00 

Abstract RU 2272020 C2

FIELD: manufacture of optical materials and polymer compounds.

SUBSTANCE: proposed fluorated diene CF2=CF(CF2)nC(CF3)ROCF=CF2, where R is atom or fluorine or trifluoromethyl group and "n" is integer from 1 to 3 is produced by dehalogenation of various compounds. Specification gives description of polymer whose monomer is fluorated diene referred to above. Proposed optical transmitting device contained above-mentioned polymer and optical plastic fiber also containing above-mentioned polymer.

EFFECT: production of polymer suitable for optics and possessing high glass transition temperature.

10 cl, 21 ex

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Authors

Kasivagi Kimiaki

Ogava Gen

Sato Masakuni

Okharu Kazuja

Kaneko Isamu

Sugijama Norikhide

Tatematsu Sin

Dates

2006-03-20Published

2001-05-30Filed