CN113956928A - Phosphate ester hydraulic oil cleaning composition and preparation method thereof - Google Patents
Phosphate ester hydraulic oil cleaning composition and preparation method thereof Download PDFInfo
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- CN113956928A CN113956928A CN202111255635.2A CN202111255635A CN113956928A CN 113956928 A CN113956928 A CN 113956928A CN 202111255635 A CN202111255635 A CN 202111255635A CN 113956928 A CN113956928 A CN 113956928A
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- phosphate
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- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D7/00—Compositions of detergents based essentially on non-surface-active compounds
- C11D7/22—Organic compounds
- C11D7/36—Organic compounds containing phosphorus
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- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D2111/00—Cleaning compositions characterised by the objects to be cleaned; Cleaning compositions characterised by non-standard cleaning or washing processes
- C11D2111/10—Objects to be cleaned
- C11D2111/14—Hard surfaces
- C11D2111/20—Industrial or commercial equipment, e.g. reactors, tubes or engines
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Lubricants (AREA)
- Detergent Compositions (AREA)
Abstract
The invention provides a phosphate ester hydraulic oil cleaning composition which is prepared from the following raw materials: 30-65 parts by weight of trixylenyl phosphate; 10-30 parts by weight of triphenyl phosphate; 20 to 40 parts of tert-butyl phenyl phosphate. Compared with the prior art, the phosphate ester hydraulic oil cleaning composition provided by the invention adopts components with specific base oil molecular structures with specific contents to realize better overall interaction, and the obtained phosphate ester hydraulic oil cleaning composition has excellent compatibility with phosphate ester hydraulic oil, can effectively ensure the cleaning requirement of a phosphate ester hydraulic system, further enables the phosphate ester hydraulic oil to be purer, and further ensures the service life of an oil product.
Description
Technical Field
The invention relates to the technical field of phosphate hydraulic oil, and particularly relates to a phosphate hydraulic oil cleaning composition and a preparation method thereof.
Background
With the rapid development of the power industry, a large-capacity and high-parameter steam turbine set is more and more (particularly). The unit with the single machine capacity of more than 300MW (even the unit with the single machine capacity of more than 1000 MW) becomes the main unit of the power grid. The unit with subcritical and supercritical parameters is widely applied, the steam temperature of a steam turbine reaches over 500 ℃, even over 565 ℃, and the working pressure of a hydraulic regulating fluid, which is a working medium of a servomotor of a steam turbine speed regulating system, is up to 10-16 Mpa. Under the above operating conditions, if the conditioning fluid leaks and comes into contact with the high temperature steam line, there is a fire risk. The self-ignition point is a key index of the safety of the hydraulic regulating liquid (power plant fire-resistant oil) of the speed regulating system.
The common wear-resistant hydraulic oil has a flash point of only about 230 ℃, the fatty acid ester type flame-retardant hydraulic oil has a self-ignition point of about 450 ℃, the phosphate type flame-retardant hydraulic oil has a self-ignition point of about 550 ℃, and the phosphate type flame-retardant hydraulic oil has flame self-extinguishing property due to the unique molecular structure, is suitable for a high-temperature hydraulic system with nearby open fire, is suitable for a high-pressure system with a temperature range of-20-150 ℃ and a pressure of less than 40MPa, and can be widely used for a turbine unit speed regulation system in the power industry.
The phosphate hydraulic oil has the characteristics of neurotoxicity, biotoxicity and environmental destruction due to the unique flame resistance and the structural characteristics, ensures the long service life of the phosphate hydraulic oil, and is a focus of attention in the industry. And because of the unique structure of the phosphate, the phosphate is cleaned by adopting common mineral oil, cannot be dissolved and is turbid, and the phosphate is layered after standing. Therefore, when changing oil, need carry out effectual washing to the system with phosphate type scavenging oil when changing oil to guarantee the pureness nature of system, and then ensure the operating life of hydraulic oil.
Disclosure of Invention
In view of the above, the invention aims to provide a phosphate ester hydraulic oil cleaning composition and a preparation method thereof, and the phosphate ester hydraulic oil cleaning composition provided by the invention can be used in combination with phosphate ester hydraulic oil to meet the oil change cleaning requirements of a phosphate ester hydraulic system in the power industry.
The invention provides a phosphate ester hydraulic oil cleaning composition which is prepared from the following raw materials:
30-65 parts by weight of trixylenyl phosphate;
10-30 parts by weight of triphenyl phosphate;
20 to 40 parts of tert-butyl phenyl phosphate.
Preferably, the phosphate hydraulic oil cleaning composition comprises:
30 parts by weight of trixylenyl phosphate;
30 parts by weight of triphenyl phosphate;
40 parts of tert-butyl phenyl phosphate.
Preferably, the phosphate hydraulic oil cleaning composition comprises:
65 parts by weight of trixylenyl phosphate;
10 parts by weight of triphenyl phosphate;
and 20 parts of tert-butyl phenyl phosphate.
Preferably, the phosphate hydraulic oil cleaning composition comprises:
50 parts by weight of trixylenyl phosphate;
30 parts by weight of triphenyl phosphate;
and 20 parts of tert-butyl phenyl phosphate.
Preferably, the phosphate hydraulic oil cleaning composition has a chlorine content of no greater than 30 ppm.
The invention also provides a preparation method of the phosphate ester hydraulic oil cleaning composition, which comprises the following steps:
and mixing trixylenyl phosphate, triphenyl phosphate and tert-butyl phenyl phosphate to obtain the phosphate hydraulic oil cleaning composition.
Preferably, the mixing mode is stirring; the stirring speed is 100 r/min-300 r/min, and the time is 10 min-30 min.
Preferably, the temperature of the mixing is 10 ℃ to 40 ℃.
Preferably, after the mixing, the method further comprises:
the chlorine content of the mixture is controlled to be not more than 30 ppm.
The invention provides a phosphate ester hydraulic oil cleaning composition which is prepared from the following raw materials: 30-65 parts by weight of trixylenyl phosphate; 10-30 parts by weight of triphenyl phosphate; 20 to 40 parts of tert-butyl phenyl phosphate. Compared with the prior art, the phosphate ester hydraulic oil cleaning composition provided by the invention adopts components with specific base oil molecular structures with specific contents to realize better overall interaction, and the obtained phosphate ester hydraulic oil cleaning composition has excellent compatibility with phosphate ester hydraulic oil, can effectively ensure the cleaning requirement of a phosphate ester hydraulic system, further enables the phosphate ester hydraulic oil to be purer, and further ensures the service life of an oil product.
In addition, the preparation method provided by the invention is simple in process, mild in condition, easy to control and suitable for large-scale industrial production.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments of the present invention, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a phosphate ester hydraulic oil cleaning composition which is prepared from the following raw materials:
30-65 parts by weight of trixylenyl phosphate;
10-30 parts by weight of triphenyl phosphate;
20 to 40 parts of tert-butyl phenyl phosphate.
In the invention, the phosphate hydraulic oil cleaning composition is prepared from raw materials comprising 30-65 parts by weight of trixylenyl phosphate, 10-30 parts by weight of triphenyl phosphate and 20-40 parts by weight of tert-butyl phenyl phosphate, and is preferably prepared from 30-65 parts by weight of trixylenyl phosphate, 10-30 parts by weight of triphenyl phosphate and 20-40 parts by weight of tert-butyl phenyl phosphate.
In a preferred embodiment of the present invention, the phosphate hydraulic oil cleaning composition comprises:
30 parts by weight of trixylenyl phosphate;
30 parts by weight of triphenyl phosphate;
40 parts of tert-butyl phenyl phosphate.
In another preferred embodiment of the present invention, the phosphate hydraulic oil cleaning composition comprises:
65 parts by weight of trixylenyl phosphate;
10 parts by weight of triphenyl phosphate;
and 20 parts of tert-butyl phenyl phosphate.
In another preferred embodiment of the present invention, the phosphate hydraulic oil cleaning composition comprises:
50 parts by weight of trixylenyl phosphate;
30 parts by weight of triphenyl phosphate;
and 20 parts of tert-butyl phenyl phosphate.
The sources of said trixylenyl phosphate, triphenyl phosphate and tert-butylphenyl phosphate are not particularly limited in the present invention, and commercially available products or self-products known to those skilled in the art may be used.
In the present invention, the chlorine content of the phosphate hydraulic oil cleaning composition is preferably not more than 30 ppm.
According to the phosphate ester hydraulic oil cleaning composition, the components with specific base oil molecular structures and specific contents are adopted, so that the overall good interaction is realized, the obtained phosphate ester hydraulic oil cleaning composition has excellent compatibility with phosphate ester hydraulic oil, the cleaning requirement of a phosphate ester hydraulic system can be effectively ensured, the phosphate ester hydraulic oil is further purified, and the service life of an oil product is further ensured; the phosphate ester hydraulic oil cleaning composition, namely the phosphate ester cleaning oil, is suitable for oil change cleaning of a brake hydraulic system of a steam turbine in the power industry, the annual demand of the industry is about 1000 tons at present, and the phosphate ester hydraulic oil cleaning composition has considerable economic value and wide market prospect.
The invention also provides a preparation method of the phosphate ester hydraulic oil cleaning composition, which comprises the following steps:
and mixing trixylenyl phosphate, triphenyl phosphate and tert-butyl phenyl phosphate to obtain the phosphate hydraulic oil cleaning composition.
In the present invention, the trixylenyl phosphate, triphenyl phosphate, and tert-butyl phenyl phosphate are the same as those in the above technical solution, and are not described herein again.
In the present invention, the mixing is preferably performed by stirring; the rotating speed of the stirring is preferably 100 r/min-300 r/min, and the time is preferably 10 min-30 min.
In the present invention, the temperature of the mixing is preferably 10 to 40 ℃, more preferably 20 to 30 ℃.
In the present invention, after the mixing, it is preferable to further include:
the chlorine content of the mixture is controlled to be not more than 30 ppm.
The preparation method provided by the invention has the advantages of simple process, mild condition and easy control, and is suitable for large-scale industrial production.
The invention provides a phosphate ester hydraulic oil cleaning composition which is prepared from the following raw materials: 30-65 parts by weight of trixylenyl phosphate; 10-30 parts by weight of triphenyl phosphate; 20 to 40 parts of tert-butyl phenyl phosphate. Compared with the prior art, the phosphate ester hydraulic oil cleaning composition provided by the invention adopts components with specific base oil molecular structures with specific contents to realize better overall interaction, and the obtained phosphate ester hydraulic oil cleaning composition has excellent compatibility with phosphate ester hydraulic oil, can effectively ensure the cleaning requirement of a phosphate ester hydraulic system, further enables the phosphate ester hydraulic oil to be purer, and further ensures the service life of an oil product.
In addition, the preparation method provided by the invention is simple in process, mild in condition, easy to control and suitable for large-scale industrial production.
To further illustrate the present invention, the following examples are provided for illustration. The starting materials used in the following examples of the present invention are all commercially available.
Example 1
(1) 30 parts by weight of trixylenyl phosphate, 30 parts by weight of triphenyl phosphate, and 40 parts by weight of t-butyl phenyl phosphate were mixed, and stirred at room temperature for 30min under a stirring condition of 100r/min to obtain a mixture.
(2) And (2) controlling the chlorine content of the mixture obtained in the step (1) to be not more than 30ppm, and obtaining the phosphate hydraulic oil cleaning composition.
Example 2
(1) 65 parts by weight of trixylenyl phosphate, 10 parts by weight of triphenyl phosphate, and 20 parts by weight of t-butyl phenyl phosphate were mixed, and stirred at room temperature for 10 minutes under a stirring condition of 300r/min to obtain a mixture.
(2) And (2) controlling the chlorine content of the mixture obtained in the step (1) to be not more than 30ppm, and obtaining the phosphate hydraulic oil cleaning composition.
Example 3
(1) 50 parts by weight of trixylenyl phosphate, 30 parts by weight of triphenyl phosphate, and 20 parts by weight of t-butyl phenyl phosphate were mixed, and stirred at room temperature for 20min under a stirring condition of 200r/min to obtain a mixture.
(2) And (2) controlling the chlorine content of the mixture obtained in the step (1) to be not more than 30ppm, and obtaining the phosphate hydraulic oil cleaning composition.
The phosphate ester hydraulic oil cleaning compositions provided in examples 1-3 were tested for various properties and the results are shown in Table 1.
TABLE 1 Performance data for phosphate ester hydraulic oil cleaning compositions provided in examples 1-3 of the present invention
The phosphate hydraulic oil cleaning compositions provided in examples 1 to 3 and the HM46 hydraulic oil (comparative example) were mixed with different phosphate hydraulic oils at room temperature, and appearance evaluation and performance evaluation were performed, as shown in tables 2 to 5.
TABLE 2 appearance evaluation results of cleaning oil mixed with TURBOLUID 46SJ
TABLE 3 evaluation results of appearance of detergent oil blended into great wall 4642 phosphate type fire resistant oil
TABLE 4 Performance evaluation data for 5% blend of the rinse oil into TURBOLUID 46SJ
TABLE 5 evaluation data of the performance of the cleaning oil blended in 5% into the great wall 4642 phosphate type fire resistant oil
In conclusion, the cleaning composition matched with the phosphate hydraulic oil has a cleaning function due to the excellent compatibility with the phosphate hydraulic oil, and can meet the cleaning requirement of oil change of a phosphate hydraulic system in the power industry, so that the purity of the hydraulic oil is ensured, and the service life of an oil product is ensured.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (9)
1. The phosphate ester hydraulic oil cleaning composition is prepared from the following raw materials:
30-65 parts by weight of trixylenyl phosphate;
10-30 parts by weight of triphenyl phosphate;
20 to 40 parts of tert-butyl phenyl phosphate.
2. The phosphate hydraulic oil cleaning composition of claim 1, wherein the phosphate hydraulic oil cleaning composition comprises:
30 parts by weight of trixylenyl phosphate;
30 parts by weight of triphenyl phosphate;
40 parts of tert-butyl phenyl phosphate.
3. The phosphate hydraulic oil cleaning composition of claim 1, wherein the phosphate hydraulic oil cleaning composition comprises:
65 parts by weight of trixylenyl phosphate;
10 parts by weight of triphenyl phosphate;
and 20 parts of tert-butyl phenyl phosphate.
4. The phosphate hydraulic oil cleaning composition of claim 1, wherein the phosphate hydraulic oil cleaning composition comprises:
50 parts by weight of trixylenyl phosphate;
30 parts by weight of triphenyl phosphate;
and 20 parts of tert-butyl phenyl phosphate.
5. The phosphate hydraulic oil cleaning composition of claim 1, wherein the phosphate hydraulic oil cleaning composition has a chlorine content of no greater than 30 ppm.
6. A preparation method of the phosphate hydraulic oil cleaning composition as described in any one of claims 1 to 5 comprises the following steps:
and mixing trixylenyl phosphate, triphenyl phosphate and tert-butyl phenyl phosphate to obtain the phosphate hydraulic oil cleaning composition.
7. The method according to claim 6, wherein the mixing is carried out by stirring; the stirring speed is 100 r/min-300 r/min, and the time is 10 min-30 min.
8. The method of claim 6, wherein the mixing temperature is 10 ℃ to 40 ℃.
9. The method of claim 6, further comprising, after said mixing:
the chlorine content of the mixture is controlled to be not more than 30 ppm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111255635.2A CN113956928A (en) | 2021-10-27 | 2021-10-27 | Phosphate ester hydraulic oil cleaning composition and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111255635.2A CN113956928A (en) | 2021-10-27 | 2021-10-27 | Phosphate ester hydraulic oil cleaning composition and preparation method thereof |
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| Publication Number | Publication Date |
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| CN113956928A true CN113956928A (en) | 2022-01-21 |
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| CN202111255635.2A Pending CN113956928A (en) | 2021-10-27 | 2021-10-27 | Phosphate ester hydraulic oil cleaning composition and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115838611A (en) * | 2022-12-01 | 2023-03-24 | 华能兰州西固热电有限公司 | Composite cleaning agent for cleaning phosphate fire-resistant oil system and preparation method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103224829A (en) * | 2013-04-09 | 2013-07-31 | 天津市联瑞阻燃材料有限公司 | Special cleaning fire-resistant oil and preparation method thereof |
| CN112226265A (en) * | 2020-10-23 | 2021-01-15 | 中国石油化工股份有限公司 | Phosphate hydraulic fluid composition and preparation method thereof |
-
2021
- 2021-10-27 CN CN202111255635.2A patent/CN113956928A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103224829A (en) * | 2013-04-09 | 2013-07-31 | 天津市联瑞阻燃材料有限公司 | Special cleaning fire-resistant oil and preparation method thereof |
| CN112226265A (en) * | 2020-10-23 | 2021-01-15 | 中国石油化工股份有限公司 | Phosphate hydraulic fluid composition and preparation method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 能源部西安热工研究所: "《热工技术手册 第4卷 电厂化学》", 水利电力出版社 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115838611A (en) * | 2022-12-01 | 2023-03-24 | 华能兰州西固热电有限公司 | Composite cleaning agent for cleaning phosphate fire-resistant oil system and preparation method thereof |
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Application publication date: 20220121 |
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