Fluorinated ether compound

Details Fluorinated ether compound Fluorinated ether compound

2006-04-26

2008-08-05

Truong, Duc (Department: 1796)

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

From fluorine-containing reactant

C568S579000, C568S615000

Reexamination Certificate

active

07408019

ABSTRACT:
A novel fluorinated ether compound useful as an inert medium is provided.The compound is represented by the following formula (1) such as the compound represented by the following formula (1a) or the compound represented by the following formula (1b):in-line-formulae description="In-line Formulae" end="lead"?RF1OCFRF2CFRF2ORF1  (1)in-line-formulae description="In-line Formulae" end="tail"?in-line-formulae description="In-line Formulae" end="lead"?F(CF2)4OCF(CF3)CF(CF3)O(CF2)4F   (1a)in-line-formulae description="In-line Formulae" end="tail"?in-line-formulae description="In-line Formulae" end="lead"?F(CF2)6OCF(CF3)CF(CF3)O(CF2)6F   (1b)in-line-formulae description="In-line Formulae" end="tail"?wherein the symbols have the following meanings:RF1is a C4-7linear perfluoroalkyl group; andRF2is a fluorine atom or a trifluoromethyl group.

REFERENCES:
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Tonelli, Claudio, et al., Photolysis of Perfluoroacyl Fluorides, Journal of Fluorine Chemistry, vol. 101, No. 1, 2000, pp. 117-123.
Yamabe, Masaki, et al., Newest Aspect of Fluoro Functional Material, CMC, 1994, pp. 172-176.

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