阅读说明：本技术 浸泡式介电液 (Immersion type dielectric liquid ) 是由 何健德 于 2020-05-11 设计创作，主要内容包括：本发明公开了一种浸泡式介电液,包含：38-65重量份的全氟有机化合物；14-35重量份的含氟聚合物；7-31重量份的含氟类醚；以及0.5-3.5重量份的全氟硅氧烷。本发明提供了一种绝缘、高效、环保、安全、不导电的工作液体,可作为传递热量的冷却液。本发明的介电液可用于防冻及辅助散热及热量传递的工作液体。(The invention discloses an immersion type dielectric fluid, which comprises: 38-65 parts by weight of a perfluoroorganic compound; 14 to 35 parts by weight of a fluoropolymer; 7-31 parts by weight of fluorine-containing ether; and 0.5-3.5 parts by weight of perfluorosiloxane. The invention provides an insulating, efficient, environment-friendly, safe and non-conductive working liquid which can be used as a cooling liquid for transferring heat. The dielectric liquid can be used as a working liquid for preventing freezing, assisting heat dissipation and heat transfer.)

1. An immersion dielectric fluid comprising:

38-65 parts by weight of a perfluoroorganic compound;

14 to 35 parts by weight of a fluoropolymer;

7-31 parts by weight of fluorine-containing ether; and

0.5 to 3.5 parts by weight of perfluorosiloxane.

2. A dielectric fluid according to claim 1, wherein the perfluorinated organic compound is selected from the group consisting of perfluoro-n-octane, perfluoro-triethylamine, perfluoro-butyl-tetrahydrofuran, and perfluoro-hexyl-sulfonic acid.

3. An impregnated dielectric fluid according to claim 1 wherein said fluoropolymer is selected from the group consisting of hexafluoropropylene dimer and hexafluoropropylene trimer.

4. An impregnated dielectric fluid according to claim 1 wherein the fluorine-containing ether is selected from the group consisting of methyl nonafluorobutyl ether, 1,2,2-tetrafluoroethyl-2,2,2-trifluoroethyl ether, 1,2,2-tetrafluoroethyl-2,2,3,3-tetrafluoropropyl ether, and 1,1,2,2-tetrafluoroethyl ethyl ether.

5. An impregnated dielectric fluid according to claim 1, wherein the perfluorosiloxane is selected from the group consisting of heptadecafluorodecyltriethoxysilane, tridecafluorooctyltriethoxysilane, heptadecafluorodecyltrimethoxysilane, 3,3,3-trifluoropropylmethyldimethoxysilane, and 1H,1H,2H, 2H-perfluorooctyltrichlorosilane.

Technical Field

The present application relates to an immersion dielectric fluid, and more particularly, to an immersion dielectric fluid comprising a fluoro-organic compound, a fluoropolymer, a fluorine-containing ether, and a perfluorosiloxane.

Background

With the development of digital economy, breakthrough and fusion development of digital technologies such as big data, cloud computing, artificial intelligence, internet of things and block chains are promoted in the modern society, so that higher requirements are certainly put on Information Technology (IT) basic equipment, a large amount of heat is emitted when hardware equipment needs to process a large amount of data, and how to efficiently, environmentally and safely cool the hardware equipment is a problem which needs to be solved by related industries nowadays.

The current cooling modes include the following modes: first, the traditional air cooling method, which takes away heat by air, has a heat conduction of only 4% of the dielectric liquid, and increases noise by 13 ± 2dBA and power consumption by 28% compared with the dielectric liquid. Secondly, the cooling liquid is indirectly cooled, the main components of the cooling liquid are ultrapure water and propylene glycol, the cooling liquid has the advantages of low price and environmental protection, but also has the fatal defects that if leakage occurs, fatal damage can be caused to hardware equipment, and the service life is limited. And thirdly, mineral oil is cooled, and the cooling mode is mostly used in some mechanical equipment, has the advantages of low price, insulation and nonflammability, but also has the defects of easy decomposition after long-term use, high viscosity, difficult equipment cleaning and combustion risk under special conditions.

Disclosure of Invention

In view of the above problems of the prior art, the present invention provides an immersion dielectric fluid, which can be used as a working fluid for anti-freezing, auxiliary heat dissipation and heat transfer.

To achieve the above and other objects, the present invention provides an immersion dielectric fluid comprising:

38-65 parts by weight of a perfluoroorganic compound;

14 to 35 parts by weight of a fluoropolymer;

7-31 parts by weight of fluorine-containing ether; and

0.5 to 3.5 parts by weight of perfluorosiloxane.

In an embodiment of the present invention, the perfluoro organic compound is selected from the group consisting of perfluoro n-octane (octa-octane; Perfluorooctane; octa-deca-fluorooctane), perfluoro triethylamine (Perfluorotriethylamine), perfluoro-butyltetrahydrofuran (perfluoro2-butyltetrahydrofuran), and perfluoro hexylsulfonic acid (perfluorohexane-1-sulfonic acid).

In an embodiment of the present invention, the fluoropolymer is selected from the group consisting of hexafluoropropylene dimer (hexafluoropropylene dimer) and hexafluoropropylene trimer (hexafluoropropylene trimer).

In an embodiment of the present invention, the fluorine-containing ether is selected from the group consisting of methyl nonafluorobutyl ether (Butane,1,1,1,2,2,3,3,4, 4-nonafluoroxy-4-methoxy-), 1,1,2,2-Tetrafluoroethyl-2,2,2-trifluoroethyl ether (1,1,2,2-Tetrafluoroethyl-2,2,2-trifluoroethyl ether), 1,1,2,2-Tetrafluoroethyl-2,2,3,3-tetrafluoropropyl ether (1,1,2,2-Tetrafluoroethyl-2,2,3,3-tetrafluoropropyl ether) and 1,1,2,2-Tetrafluoroethyl ether (ethyl 1,1,2,2, 2-Tetrafluoroethyl ether).

In one embodiment of the present invention, the perfluorosiloxane is selected from the group consisting of heptadecafluorodecyltriethoxysilane ((heptadecafluoroyl-1, 1,2,2-tetradecyl) trimethoxysilane), tridecafluorooctyltriethoxysilane (Triethoxy-1H, 2H-tridecafluoroo-n-octyilsilane), heptadecafluorodecyltrimethoxysilane (1H, 2H-perfluorodecyltrimethylsiloxane), 3,3,3-Trifluoropropylmethyldimethoxysilane (3,3, 3-trifluoromethylpropyltrimethoxysilane), and 1H, 2H-perfluorooctyltrichlorosilane (1H, 2H-perfluorooctyltrichlorosilane).

In one embodiment of the present invention, the dielectric fluid of the present invention is composed of:

40 to 50 parts by weight of a perfluoroorganic compound;

20 to 30 parts by weight of a fluoropolymer;

10-19.5 parts by weight of fluorine-containing ether; and

0.1 to 0.5 parts by weight of perfluorosiloxane.

The soaking type dielectric fluid optimizes the proportion of each component in a plurality of organic fluorine compounds, and then introduces the perfluorosiloxane (which can improve the insulating property) to ensure that the soaking type dielectric fluid can realize the advantages of high-efficiency heat dissipation, environmental protection, energy conservation, corrosivity, insulation, non-combustion and the like when being applied to the cooling of IT hardware equipment (for example, heating electronic equipment can be soaked in the soaking type dielectric fluid of the invention).

Detailed Description

Example 1

The immersion dielectric fluid of example 1 was composed of the following components:

53 parts by weight of perfluoro-n-octane (Octadecafluorooctane; Perfluorooctane; Octadecafluorooctane);

29 parts by weight of hexafluoropropylene trimer (hexafluropropene trimer);

16.8 parts by weight of 1,1,2, 2-tetrafluoroethylether (ethyl 1,1,2,2-tetrafluoroethyl ether); and

1.2 parts by weight of heptadecafluorodecyltriethoxysilane ((heptadecafluoroo-1, 1,2, 2-tetradecacyl) trimethoxysilane).

Example 2

The immersion dielectric fluid of example 2 was composed of the following components:

54 parts by weight of Perfluorotriethylamine (Perfluorotrietylamine);

13 parts by weight of hexafluoropropylene dimer (hexafluropropene dimer);

21.5 parts by weight of a hexafluoropropylene trimer (hexafluropropene trimer);

1.5 parts by weight of heptadecafluorodecyltriethoxysilane ((heptadecafluoroo-1, 1,2,2-tetradecyl) trimethoxysilane); and

10 parts by weight of methyl nonafluorobutyl ether (Butane,1,1,1,2,2,3,3,4, 4-nonafluoro-4-methoxy-).

Example 3

The immersion dielectric fluid of example 3 was composed of the following components:

48 parts by weight of perfluorobutyltetrahydrofuran (perfluoro-2-butyltrahydrofuran);

21 parts by weight of hexafluoropropylene trimer (hexafluropropene trimer);

18 parts by weight of methyl nonafluorobutyl ether (Butane,1,1,1,2,2,3,3,4, 4-nonafluoro-4-methoxy-);

12 parts by weight of hexafluoropropylene dimer (hexafluropropene dimer); and

1 part by weight of heptadecafluorodecyltrimethoxysilane (1H,1H,2H, 2H-Perfluorodecyltrimethylsiloxane).

Example 4

The immersion dielectric fluid of example 4 was composed of the following components:

45 parts by weight of perfluorobutyltetrahydrofuran (perfluoro-2-butyltrahydrofuran);

21 parts by weight of hexafluoropropylene trimer (hexafluropropene trimer);

19 parts by weight of 1,1,2,2-Tetrafluoroethyl-2,2,2-trifluoroethyl ether (1,1,2,2-Tetrafluoroethyl2,2,2-trifluoroethyl ether);

14 parts by weight of hexafluoropropylene dimer (hexafluropropene dimer); and

1 part by weight of heptadecafluorodecyltrimethoxysilane (1H,1H,2H, 2H-Perfluorodecyltrimethylsiloxane).

Example 5

The immersion dielectric fluid of example 5 is composed of the following components:

8 parts by weight of perfluorohexylsulfonic acid (perfluorohexane-1-sulfonic acid);

38 parts by weight of perfluorobutyltetrahydrofuran (perfluoro-2-butyltrahydrofuran);

18.5 parts by weight of hexafluoropropylene trimer (hexafluropropene trimer);

19 parts by weight of 1,1,2,2-Tetrafluoroethyl-2,2,2-trifluoroethyl ether (1,1,2,2-Tetrafluoroethyl2,2,2-trifluoroethyl ether);

15 parts by weight of hexafluoropropylene dimer (hexafluropropene dimer); and

1.5 parts by weight of heptadecafluorodecyltrimethoxysilane (1H,1H,2H, 2H-Perfluorodecyltrimethylsiloxane).

Example 6

The immersion dielectric fluid of example 6 is composed of the following components:

30 parts by weight of Perfluorotriethylamine (Perfluorotriethylamine);

35 parts by weight of perfluorobutyltetrahydrofuran (perfluoro-2-butyltrahydrofuran);

20 parts by weight of hexafluoropropylene trimer (hexafluropropene trimer);

1.2 parts by weight of heptadecafluorodecyltriethoxysilane ((heptadecafluoroo-1, 1,2,2-tetradecyl) trimethoxysilane); and

13.8 parts by weight of methyl nonafluorobutyl ether (Butane,1,1,1,2,2,3,3,4, 4-nonafluoro-4-methoxy-).

Example 7

The immersion dielectric fluid of example 7 is composed of the following components:

53 parts by weight of perfluoro-n-octane (Octadecafluorooctane; Perfluorooctane; Octadecafluorooctane);

20 parts by weight of hexafluoropropylene trimer (hexafluropropene trimer);

26 parts by weight of 1,1,2, 2-tetrafluoroethylether (ethyl 1,1,2,2-tetrafluoroethyl ether); and

1 part by weight of tridecafluorooctyltriethoxysilane (Triethoxy-1H,1H,2H, 2H-trideafluoro-n-octylesilane).

Example 8

The immersion dielectric fluid of example 8 was composed of the following components:

5 parts by weight of perfluorohexylsulfonic acid (perfluorohexane-1-sulfonic acid);

40 parts by weight of perfluoro-n-octane (Octadecafluorooctane; Perfluorooctane; Octadecafluorooctane);

15 parts by weight of hexafluoropropylene trimer (hexafluropropene trimer);

15 parts by weight of 1,1,2,2-Tetrafluoroethyl-2,2,2-trifluoroethyl ether (1,1,2,2-Tetrafluoroethyl2,2,2-trifluoroethyl ether);

10 parts by weight of methyl nonafluorobutyl ether (Butane,1,1,1,2,2,3,3,4, 4-nonafluoro-4-methoxy-);

13 parts by weight of hexafluoropropylene dimer (hexafluropropene dimer); and

2 parts by weight of 1H,1H,2H, 2H-perfluorooctyltrichlorosilane (1H,1H,2H, 2H-perfluorooctanoyl trichlorosilane).

Example 9

The immersion dielectric fluid of example 9 was comprised of the following components:

7 parts by weight of perfluorohexylsulfonic acid (perfluorohexane-1-sulfonic acid);

40 parts by weight of perfluoro-n-octane (Octadecafluorooctane; Perfluorooctane; Octadecafluorooctane);

21 parts by weight of hexafluoropropylene trimer (hexafluorooxypene trimer;

16 parts by weight of 1,1,2,2-Tetrafluoroethyl-2,2,2-trifluoroethyl ether (1,1,2,2-Tetrafluoroethyl2,2,2-trifluoroethyl ether);

15 parts by weight of methyl nonafluorobutyl ether (Butane,1,1,1,2,2,3,3,4, 4-nonafluoro-4-methoxy-); and

1 part by weight of 3,3,3-Trifluoropropylmethyldimethoxysilane (3,3,3-trifluoropropylmethyl ethyl hexyl silane).

Example 10

The immersion dielectric fluid of example 10 was composed of the following components:

5.2 parts by weight of perfluorohexylsulfonic acid (perfluorohexane-1-sulfonic acid);

40 parts by weight of perfluoro-n-octane (Octadecafluorooctane; Perfluorooctane; Octadecafluorooctane);

15 parts by weight of hexafluoropropylene trimer (hexafluropropene trimer);

10 parts by weight of methyl nonafluorobutyl ether (Butane,1,1,1,2,2,3,3,4, 4-nonafluoro-4-methoxy-);

10 parts by weight of 1,1,2, 2-tetrafluoroethylether (ethyl 1,1,2,2-tetrafluoroethyl ether);

19 parts by weight of hexafluoropropylene dimer (hexafluropropene dimer); and

0.8 part by weight of 3,3,3-Trifluoropropylmethyldimethoxysilane (3,3, 3-trifluropropylmethyliminoxysilane).

Example 11

The immersion dielectric fluid of example 11 was comprised of the following components:

25 parts by weight of perfluorobutyltetrahydrofuran (perfluoro-2-butyltrahydrofuran);

25 parts by weight of perfluoro-n-octane (Octadecafluorooctane; Perfluorooctane; Octadecafluorooctane);

15 parts by weight of hexafluoropropylene trimer (hexafluropropene trimer);

18.5 parts by weight of 1,1,2,2-Tetrafluoroethyl-2,2,2-trifluoroethyl ether (1,1,2,2-Tetrafluoroethyl2,2,2-trifluoroethyl ether);

15 parts by weight of hexafluoropropylene dimer (hexafluropropene dimer);

0.5 part by weight of heptadecafluorodecyltrimethoxysilane (1H,1H,2H, 2H-Perfluorodecyltrimethylsiloxane); and

1 part by weight of 3,3,3-Trifluoropropylmethyldimethoxysilane (3,3,3-trifluoropropylmethyl ethyl hexyl silane).

Example 12

The immersion dielectric fluid of example 12 is composed of the following components:

a perfluoro-n-octane (octadaf luorooctane; Perfluorooctane; Octadecafluorooctane) content of 51 parts by weight;

30 parts by weight of hexafluoropropylene trimer (hexafluropropene trimer);

9 parts by weight of 1,1,2, 2-tetrafluoroethylether (ethyl 1,1,2,2-tetrafluoroethyl ether);

9 parts by weight of 1,1,2,2-Tetrafluoroethyl-2,2,3,3-tetrafluoropropyl ether (1,1,2,2-Tetrafluoroethyl-2,2,3,3-tetrafluoropropyl ether);

1 part by weight of heptadecafluorodecyltriethoxysilane ((heptadecelluoro-1, 1,2, 2-tetradececyl) trimethoxysilane).

Example 13

The immersion dielectric fluid of example 13 is composed of the following components:

54.5 parts by weight of perfluoro-n-octane (Octadecafluorooctane; Perfluorooctane; Octadecafluorooctane);

20 parts by weight of hexafluoropropylene dimer (hexafluropropene dimer);

9 parts by weight of 1,1,2, 2-tetrafluoroethylether (ethyl 1,1,2,2-tetrafluoroethyl ether);

15 parts by weight of 1,1,2,2-Tetrafluoroethyl-2,2,3,3-tetrafluoropropyl ether (1,1,2,2-Tetrafluoroethyl-2,2,3,3-tetrafluoropropyl ether); and

1.5 parts by weight of heptadecafluorodecyltriethoxysilane ((heptadecafluoroo-1, 1,2, 2-tetradecacyl) trimethoxysilane).

Example 14

The immersion dielectric fluid of example 14 is composed of the following components:

50 parts by weight of Perfluorotriethylamine (Perfluorotrietylamine);

10 parts by weight of hexafluoropropylene dimer (hexafluropropene dimer);

16.5 parts by weight of hexafluoropropylene trimer (hexafluropropene trimer);

1 part by weight of heptadecafluorodecyltriethoxysilane ((heptadecelluoro-1, 1,2, 2-tetradececyl) trimethoxysilane);

12 parts by weight of methyl nonafluorobutyl ether (Butane,1,1,1,2,2,3,3,4, 4-nonafluoro-4-methoxy-);

10 parts by weight of 1,1,2,2-Tetrafluoroethyl-2,2,2-trifluoroethyl ether (1,1,2,2-Tetrafluoroethyl2,2,2-trifluoroethyl ether); and

0.5 part by weight of 1H,1H,2H, 2H-perfluorooctyltrichlorosilane (1H,1H,2H,2H-perfluorooctyl trichlorosilane).

Example 15

The immersion dielectric fluid of example 15 was comprised of the following components:

30 parts by weight of Perfluorotriethylamine (Perfluorotriethylamine);

35 parts by weight of perfluorobutyltetrahydrofuran (perfluoro-2-butyltrahydrofuran);

14 parts by weight of hexafluoropropylene trimer (hexafluropropene trimer);

0.5 parts by weight of heptadecafluorodecyltriethoxysilane ((heptadecafluoroo-1, 1,2, 2-tetradecacyl) trimethoxysilane);

11 parts by weight of 1,1,2,2-Tetrafluoroethyl-2,2,3,3-tetrafluoropropyl ether (1,1,2,2-Tetrafluoroethyl-2,2,3,3-tetrafluoropropyl ether);

9 parts by weight of 1,1,2, 2-tetrafluoroethylether (ethyl 1,1,2,2-tetrafluoroethyl ether); and

0.5 part by weight of 3,3,3-Trifluoropropylmethyldimethoxysilane (3,3, 3-trifluropropylmethyliminoxysilane).

Test example:

to understand the dielectric properties of the dielectric fluid of the embodiment of the present invention, the dielectric fluid of example 15 was tested using an analytical instrument (model: PNA-XN5245B (10 MHz-30 GHz)) at a temperature of 25-50 ℃.

The test results for the immersed dielectric fluid of inventive example 15 are shown in tables 1 to 6 below:

TABLE 1

TABLE 2

TABLE 3

TABLE 4

TABLE 5

TABLE 6

As can be seen from the test results in tables 1 to 6, the immersion dielectric fluid of the present invention has good dielectric properties at various frequencies between 25 ℃ and 50 ℃, so that when the immersion dielectric fluid is applied to cooling IT hardware devices (for example, a heat-generating electronic device can be immersed in the immersion dielectric fluid of the present invention), the immersion dielectric fluid can achieve the advantages of efficient heat dissipation, environmental protection, energy saving, corrosivity, insulation, non-flammability, etc.

The present invention has been disclosed in the foregoing as a preferred embodiment, but it should be understood by those skilled in the art that this embodiment is only for the purpose of illustrating the present invention and should not be construed as limiting the scope of the present invention. It should be noted that all changes and substitutions equivalent to the embodiments are intended to be covered by the scope of the present invention. Therefore, the protection scope of the present invention is subject to the scope defined by the claims.