CN114644907A - Floor heating heat conduction liquid and preparation method thereof - Google Patents
Floor heating heat conduction liquid and preparation method thereof Download PDFInfo
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- CN114644907A CN114644907A CN202210323318.8A CN202210323318A CN114644907A CN 114644907 A CN114644907 A CN 114644907A CN 202210323318 A CN202210323318 A CN 202210323318A CN 114644907 A CN114644907 A CN 114644907A
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- floor heating
- heating heat
- heat conduction
- conduction liquid
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K5/00—Heat-transfer, heat-exchange or heat-storage materials, e.g. refrigerants; Materials for the production of heat or cold by chemical reactions other than by combustion
- C09K5/08—Materials not undergoing a change of physical state when used
- C09K5/10—Liquid materials
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Combustion & Propulsion (AREA)
- Thermal Sciences (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Steam Or Hot-Water Central Heating Systems (AREA)
Abstract
The invention discloses a floor heating heat-conducting liquid and a preparation method thereof, and relates to the technical field of heat-conducting liquids. The floor heating heat-conducting liquid comprises, by mass, 10-15% of purified water, 1.0-1.5% of a corrosion inhibitor, 2-5% of a scale inhibitor, 0.2-0.5% of a bactericide, 10PPM of a defoaming agent, 0.2-0.4% of a alkalinity regulator and the balance of an antifreezing agent, wherein the antifreezing agent adopted by the invention is propylene glycol. The ground heating heat-conducting liquid disclosed by the invention is safe and environment-friendly, does not generate corrosive influence on ground heating equipment, and can obviously improve the heat-conducting effect of ground heating.
Description
Technical Field
The invention belongs to the technical field of heat-conducting liquid, and particularly relates to floor heating heat-conducting liquid and a preparation method thereof.
Background
The heating system is the indispensable heating installation of northern family, and heat conduction liquid is equipment circulation system. The traditional heat-conducting liquid uses tap water or vehicle antifreeze. Water is added into the heating pipe, so that the heat conduction effect of the floor heating can be improved, but after the floor heating is stopped, the heating pipe is easy to freeze, and the phenomenon of frost cracking of the pipeline occurs. Meanwhile, after the heating is stopped, the water can corrode and corrode the equipment, and the service life of the equipment is shortened.
The antifreezing fluid for vehicles is mainly of ethylene glycol type or methanol type, and methanol is easy to volatilize, causes harm to human bodies and causes blindness in severe cases.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a floor heating heat-conducting liquid and a preparation method thereof. The floor heating heat-conducting liquid has the characteristics of corrosion resistance and good heat-conducting effect, and also has the characteristics of simple process and safety in use.
The floor heating heat-conducting liquid is composed of an antifreezing agent, a corrosion inhibitor, a scale inhibitor, a bactericide, a defoaming agent and a alkalinity regulator;
the floor heating heat conduction liquid comprises the following components in percentage by mass:
10 to 15 percent of purified water,
1.0 to 1.5 percent of corrosion inhibitor,
2 to 5 percent of scale inhibitor,
0.2 to 0.5 percent of bactericide,
10PPM of defoaming agent is adopted,
0.2-0.4% of alkalinity regulator, and the balance of antifreezing agent;
the antifreezing agent is propylene glycol which is colorless moisture-absorbing viscous liquid, almost tasteless, odorless and nontoxic. The propylene glycol is used as the heat-conducting liquid base liquid, is very superior in the aspects of heat conduction, freezing point, corrosion resistance protection and rubber compatibility, and has the characteristics of no toxicity, safe use, low cost and good fluidity.
Preferably, the corrosion inhibitor is prepared by mixing azelaic acid, benzotriazole and sodium benzoate, wherein the benzotriazole is light yellow to white crystalline powder, has a melting point of 90-95 ℃, is stable to acid and alkali after sublimation at 98-100 ℃, can reduce precipitation of scale, and has an anti-corrosion effect. The sodium benzoate has good slow release effect on aluminum, aluminum alloy and nonferrous metal thereof. According to the invention, through the combination of azelaic acid, benzotriazole and sodium benzoate, the synergistic interaction of the three components is realized, and the corrosion of the heat-conducting liquid to floor heating equipment is avoided.
Preferably, the mass ratio of the azelaic acid, the benzotriazole and the sodium benzoate in the sustained-release agent is 4:4: 3.
Preferably, the scale inhibitor is polyphosphate.
Preferably, the bactericide is ammonium bromide, and the ammonium bromide is a low-oxidation bactericide which has strong oxidizing bactericide capability and does not influence the exertion of the functions of other components.
Preferably, the defoamer is silicone.
Preferably, the alkalinity regulator is sodium hydroxide.
The preparation method of the floor heating heat conduction liquid comprises the steps of weighing the components in proportion, and then uniformly mixing to obtain the floor heating heat conduction liquid.
Compared with the prior art, the invention has the following beneficial effects:
the ground heating heat-conducting liquid developed by the invention is safe and environment-friendly, does not generate corrosive influence on ground heating equipment, and simultaneously improves the heat-conducting effect.
Detailed Description
The present invention will be further described with reference to the following specific examples.
Example 1
The floor heating heat-conducting liquid is prepared by mixing the following components in percentage by mass:
10 percent of purified water,
azelaic acid 0.4%
0.4 percent of benzotriazole
Sodium benzoate 0.3%
3 percent of polyphosphate,
0.3 percent of amine bromide,
10PPM of organic silicon is added into the paint,
0.3 percent of sodium hydroxide and the balance of propylene glycol.
Example 2
The floor heating heat-conducting liquid is prepared by mixing the following components in percentage by mass:
14 percent of purified water,
azelaic acid 0.4%
0.4 percent of benzotriazole
Sodium benzoate 0.3%
2.8 percent of polyphosphate,
0.4 percent of amine bromide,
10PPM of organic silicon is added into the paint,
0.2 percent of sodium hydroxide and the balance of propylene glycol.
Example 3
The floor heating heat-conducting liquid is prepared by mixing the following components in percentage by mass:
15 percent of purified water,
0.4 percent of azelaic acid,
0.4 percent of benzotriazole,
0.3 percent of sodium benzoate,
2.5 percent of polyphosphate,
0.5 percent of amine bromide,
10PPM of organic silicon is added into the paint,
0.4 percent of sodium hydroxide and the balance of propylene glycol.
The heat-conducting liquids of the embodiments 1, 2 and 3 are added into the floor heating equipment for detection, and the detection results are shown in table 1.
TABLE 1
| Name (R) | Example 1 | Example 2 | Example 3 |
| Freezing point | -37 | -33 | -32 |
| pH value | 9 | 8.4 | 10.2 |
It should be noted that the above-mentioned embodiments are merely examples of the present invention, and it is obvious that the present invention is not limited to the above-mentioned embodiments, and other modifications are possible. All modifications directly or indirectly derivable by a person skilled in the art from the present disclosure are to be considered within the scope of the present invention.
Claims (8)
1. The ground heating heat conduction liquid is characterized by comprising the following components:
antifreeze, corrosion inhibitor, scale inhibitor, bactericide, defoamer, alkalinity regulator;
the floor heating heat conduction liquid comprises the following components in percentage by mass:
10 to 15 percent of purified water,
1.0 to 1.5 percent of corrosion inhibitor,
2 to 5 percent of scale inhibitor,
0.2 to 0.5 percent of bactericide,
10PPM of defoaming agent is adopted,
0.2-0.4% of alkalinity regulator, and the balance of antifreezing agent;
the antifreezing agent is propylene glycol.
2. The floor heating heat conduction liquid according to claim 1, wherein the corrosion inhibitor is formed by mixing azelaic acid, benzotriazole and sodium benzoate.
3. The floor heating heat conduction liquid according to claim 2, wherein the mass ratio of azelaic acid, benzotriazole and sodium benzoate in the slow release agent is 4:4: 3.
4. The floor heating heat transfer fluid of claim 1, wherein the scale inhibitor is polyphosphate.
5. The floor heating thermal conduction liquid according to claim 1, wherein the bactericide is ammonium bromide.
6. The floor heating heat transfer fluid of claim 1, wherein the defoaming agent is silicone.
7. The floor heating heat transfer fluid of claim 1, wherein the alkalinity regulator is sodium hydroxide.
8. The preparation method of the floor heating heat conduction liquid according to any one of claims 1 to 7, characterized in that the components are weighed in proportion and then uniformly mixed to obtain the floor heating heat conduction liquid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210323318.8A CN114644907A (en) | 2022-03-29 | 2022-03-29 | Floor heating heat conduction liquid and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210323318.8A CN114644907A (en) | 2022-03-29 | 2022-03-29 | Floor heating heat conduction liquid and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114644907A true CN114644907A (en) | 2022-06-21 |
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ID=81996093
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210323318.8A Pending CN114644907A (en) | 2022-03-29 | 2022-03-29 | Floor heating heat conduction liquid and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114644907A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103242807A (en) * | 2012-02-03 | 2013-08-14 | 徐京花 | Heat-conducting medium |
| CN106010470A (en) * | 2016-05-17 | 2016-10-12 | 张家港迪克汽车化学品有限公司 | Solar heat conduction liquid |
| CN109652023A (en) * | 2018-12-29 | 2019-04-19 | 中国船舶重工集团公司第七八研究所 | A kind of solar energy heat conducting medium and preparation method |
-
2022
- 2022-03-29 CN CN202210323318.8A patent/CN114644907A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103242807A (en) * | 2012-02-03 | 2013-08-14 | 徐京花 | Heat-conducting medium |
| CN106010470A (en) * | 2016-05-17 | 2016-10-12 | 张家港迪克汽车化学品有限公司 | Solar heat conduction liquid |
| CN109652023A (en) * | 2018-12-29 | 2019-04-19 | 中国船舶重工集团公司第七八研究所 | A kind of solar energy heat conducting medium and preparation method |
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