Fluorine-containing diether compounds

JP2026105103APending Publication Date: 2026-06-25DAIKIN INDUSTRIES LTD
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Patent Information

Authority / Receiving Office
JP · JP
Patent Type
Applications
Current Assignee / Owner
DAIKIN INDUSTRIES LTD
Filing Date
2026-04-23
Publication Date
2026-06-25

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Abstract

This invention provides novel fluorine-containing diether compounds. [Solution] Formula (1) below: JPEG2026105103000011.jpg30128 (In formula (1), R1 is a fluorine atom or a perfluoroalkyl group having 1 to 10 carbon atoms) Show the basis, R2 may be the same or different, consisting of a methyl group, an ethyl group, -CH2CF3, or -CH2(C2F4). n Showing H n represents an integer between 1 and 10 (inclusive). A fluorine-containing diether compound represented by the following:
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Claims

1. The following formula (1): 【Chemistry 1】 (In formula (1), R １ This represents a fluorine atom or a perfluoroalkyl group having 1 to 10 carbon atoms. R ２ These are the same or different methyl group, ethyl group, -CH ２ CF ３ , or -CH ２ (C ２ F ４ ) ｎ Show H, n represents an integer between 1 and 10 (inclusive). A fluorine-containing diether compound represented by the following:

2. In the formula (1), R １ is a fluorine atom or -CF ３ and R ２ are the same or different and are a methyl group or -CH ２ CF ３ The fluorine-containing diether compound according to claim 1.

3. In the above formula (1), R １ ga-CF ３ And R ２ The fluorine-containing diether compound according to claim 1, wherein the group is a methyl group.

4. A fluorine-containing diether compound according to any one of claims 1 to 3, The following formula (2): 【Chemistry 2】 (In formula (2), R １ and R ２ (This is the same as above.) A fluorine-containing ether compound represented by, A composition containing the following:

5. The composition according to claim 4, wherein the content of the fluorine-containing diether compound according to any one of claims 1 to 3 is 0.1 ppm by mass or more and 20% by mass or less, relative to the total amount of the fluorine-containing diether compound and the fluorine-containing ether compound represented by formula (2).

6. The composition according to claim 5, wherein the fluorine-containing ether compound represented by formula (2) is 1,1,2,3,3,3-hexafluoropropyl methyl ether (HFE-356mec).