CN118006382A - Environment-friendly odorless cleaning lubricant composition and preparation method thereof - Google Patents
Environment-friendly odorless cleaning lubricant composition and preparation method thereof Download PDFInfo
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- 238000004140 cleaning Methods 0.000 title claims abstract description 63
- 239000000314 lubricant Substances 0.000 title claims abstract description 56
- 239000000203 mixture Substances 0.000 title claims abstract description 49
- 230000009965 odorless effect Effects 0.000 title claims abstract description 37
- 238000002360 preparation method Methods 0.000 title abstract description 10
- 239000003112 inhibitor Substances 0.000 claims abstract description 46
- 230000007797 corrosion Effects 0.000 claims abstract description 39
- 238000005260 corrosion Methods 0.000 claims abstract description 39
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims abstract description 28
- 239000012459 cleaning agent Substances 0.000 claims abstract description 26
- 239000012752 auxiliary agent Substances 0.000 claims abstract description 21
- 239000013556 antirust agent Substances 0.000 claims abstract description 16
- 238000003756 stirring Methods 0.000 claims abstract description 12
- 238000007599 discharging Methods 0.000 claims abstract description 6
- 238000001914 filtration Methods 0.000 claims abstract description 6
- 238000010438 heat treatment Methods 0.000 claims abstract description 6
- 239000003208 petroleum Substances 0.000 claims description 27
- VKYKSIONXSXAKP-UHFFFAOYSA-N hexamethylenetetramine Chemical compound C1N(C2)CN3CN1CN2C3 VKYKSIONXSXAKP-UHFFFAOYSA-N 0.000 claims description 26
- BDHFUVZGWQCTTF-UHFFFAOYSA-M sulfonate Chemical compound [O-]S(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-M 0.000 claims description 25
- 239000003921 oil Substances 0.000 claims description 19
- QDCPNGVVOWVKJG-VAWYXSNFSA-N 2-[(e)-dodec-1-enyl]butanedioic acid Chemical compound CCCCCCCCCC\C=C\C(C(O)=O)CC(O)=O QDCPNGVVOWVKJG-VAWYXSNFSA-N 0.000 claims description 13
- 229910052788 barium Inorganic materials 0.000 claims description 13
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 claims description 13
- 239000012964 benzotriazole Substances 0.000 claims description 13
- 235000010299 hexamethylene tetramine Nutrition 0.000 claims description 13
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims description 12
- QRUDEWIWKLJBPS-UHFFFAOYSA-N benzotriazole Chemical compound C1=CC=C2N[N][N]C2=C1 QRUDEWIWKLJBPS-UHFFFAOYSA-N 0.000 claims description 12
- GTLQZNKUEFUUIS-UHFFFAOYSA-N carbonic acid;cyclohexanamine Chemical compound OC(O)=O.NC1CCCCC1 GTLQZNKUEFUUIS-UHFFFAOYSA-N 0.000 claims description 12
- 239000004312 hexamethylene tetramine Substances 0.000 claims description 12
- 229910052708 sodium Inorganic materials 0.000 claims description 12
- 239000011734 sodium Substances 0.000 claims description 12
- PHOQVHQSTUBQQK-SQOUGZDYSA-N D-glucono-1,5-lactone Chemical compound OC[C@H]1OC(=O)[C@H](O)[C@@H](O)[C@@H]1O PHOQVHQSTUBQQK-SQOUGZDYSA-N 0.000 claims description 11
- 229920002125 Sokalan® Polymers 0.000 claims description 10
- 235000012209 glucono delta-lactone Nutrition 0.000 claims description 10
- 229960003681 gluconolactone Drugs 0.000 claims description 10
- 239000004584 polyacrylic acid Substances 0.000 claims description 10
- -1 polysiloxane Polymers 0.000 claims description 10
- 229920001296 polysiloxane Polymers 0.000 claims description 10
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 claims description 10
- 239000004115 Sodium Silicate Substances 0.000 claims description 9
- 235000019795 sodium metasilicate Nutrition 0.000 claims description 9
- 229910052911 sodium silicate Inorganic materials 0.000 claims description 9
- VLLMWSRANPNYQX-UHFFFAOYSA-N thiadiazole Chemical compound C1=CSN=N1.C1=CSN=N1 VLLMWSRANPNYQX-UHFFFAOYSA-N 0.000 claims description 9
- 230000000844 anti-bacterial effect Effects 0.000 claims description 8
- 239000003899 bactericide agent Substances 0.000 claims description 8
- 239000003963 antioxidant agent Substances 0.000 claims description 5
- 125000003354 benzotriazolyl group Chemical class N1N=NC2=C1C=CC=C2* 0.000 claims description 4
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- CAAMSDWKXXPUJR-UHFFFAOYSA-N 3,5-dihydro-4H-imidazol-4-one Chemical compound O=C1CNC=N1 CAAMSDWKXXPUJR-UHFFFAOYSA-N 0.000 claims description 3
- 150000001412 amines Chemical class 0.000 claims description 3
- YSIQDTZQRDDQNF-UHFFFAOYSA-L barium(2+);2,3-di(nonyl)naphthalene-1-sulfonate Chemical compound [Ba+2].C1=CC=C2C(S([O-])(=O)=O)=C(CCCCCCCCC)C(CCCCCCCCC)=CC2=C1.C1=CC=C2C(S([O-])(=O)=O)=C(CCCCCCCCC)C(CCCCCCCCC)=CC2=C1 YSIQDTZQRDDQNF-UHFFFAOYSA-L 0.000 claims description 3
- MGIYRDNGCNKGJU-UHFFFAOYSA-N isothiazolinone Chemical compound O=C1C=CSN1 MGIYRDNGCNKGJU-UHFFFAOYSA-N 0.000 claims description 3
- 239000002530 phenolic antioxidant Substances 0.000 claims description 3
- WSFQLUVWDKCYSW-UHFFFAOYSA-M sodium;2-hydroxy-3-morpholin-4-ylpropane-1-sulfonate Chemical compound [Na+].[O-]S(=O)(=O)CC(O)CN1CCOCC1 WSFQLUVWDKCYSW-UHFFFAOYSA-M 0.000 claims description 3
- 150000004867 thiadiazoles Chemical class 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims 1
- 239000004519 grease Substances 0.000 abstract description 6
- 238000005536 corrosion prevention Methods 0.000 abstract description 4
- 231100000252 nontoxic Toxicity 0.000 abstract 1
- 230000003000 nontoxic effect Effects 0.000 abstract 1
- 230000000052 comparative effect Effects 0.000 description 15
- 239000004721 Polyphenylene oxide Substances 0.000 description 8
- 229920000570 polyether Polymers 0.000 description 8
- 238000001514 detection method Methods 0.000 description 6
- 239000002994 raw material Substances 0.000 description 6
- 239000007788 liquid Substances 0.000 description 5
- 230000002265 prevention Effects 0.000 description 5
- 239000011593 sulfur Substances 0.000 description 5
- 229910052717 sulfur Inorganic materials 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- WJRBRSLFGCUECM-UHFFFAOYSA-N hydantoin Chemical compound O=C1CNC(=O)N1 WJRBRSLFGCUECM-UHFFFAOYSA-N 0.000 description 4
- 239000002904 solvent Substances 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- CYEJMVLDXAUOPN-UHFFFAOYSA-N 2-dodecylphenol Chemical group CCCCCCCCCCCCC1=CC=CC=C1O CYEJMVLDXAUOPN-UHFFFAOYSA-N 0.000 description 3
- UUNBFTCKFYBASS-UHFFFAOYSA-N C(CCCCCCC)C=1C(=C(C=CC1)NC1=CC=CC=C1)CCCCCCCC Chemical group C(CCCCCCC)C=1C(=C(C=CC1)NC1=CC=CC=C1)CCCCCCCC UUNBFTCKFYBASS-UHFFFAOYSA-N 0.000 description 3
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 3
- 230000003078 antioxidant effect Effects 0.000 description 3
- 229940091173 hydantoin Drugs 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- FPVUWZFFEGYCGB-UHFFFAOYSA-N 5-methyl-3h-1,3,4-thiadiazole-2-thione Chemical compound CC1=NN=C(S)S1 FPVUWZFFEGYCGB-UHFFFAOYSA-N 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000002199 base oil Substances 0.000 description 2
- 238000013329 compounding Methods 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000006260 foam Substances 0.000 description 2
- 230000005661 hydrophobic surface Effects 0.000 description 2
- 239000003350 kerosene Substances 0.000 description 2
- 230000000704 physical effect Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000010998 test method Methods 0.000 description 2
- KDYFGRWQOYBRFD-UHFFFAOYSA-N Succinic acid Natural products OC(=O)CCC(O)=O KDYFGRWQOYBRFD-UHFFFAOYSA-N 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 239000003599 detergent Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000004508 fractional distillation Methods 0.000 description 1
- 230000002757 inflammatory effect Effects 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 230000003405 preventing effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Lubricants (AREA)
Abstract
The application relates to the technical field of cleaning lubricants, and particularly discloses an environment-friendly odorless cleaning lubricant composition and a preparation method thereof. An environment-friendly odorless cleaning lubricant composition comprises the following components in parts by weight: 75-99.96 parts of light white oil, 0.01-7 parts of cleaning agent, 0.01-10 parts of antirust agent, 0.01-3 parts of corrosion inhibitor and 0.01-5 parts of auxiliary agent. The preparation method of the environment-friendly odorless cleaning lubricant composition comprises the following steps: s1, adding light white oil and an auxiliary agent into a reaction kettle, and heating and stirring; s2, sequentially adding an antirust agent, a corrosion inhibitor and a cleaning agent into the reaction kettle, stirring at constant temperature, and circulating through a filter; and S3, after the circulation is finished, filtering and discharging to obtain the environment-friendly odorless cleaning lubricant composition. The cleaning lubricant composition prepared by the application is environment-friendly and nontoxic, and has good grease cleaning capability and short-term rust and corrosion prevention capability.
Description
Technical Field
The application relates to the technical field of cleaning lubricants, in particular to an environment-friendly odorless cleaning lubricant composition and a preparation method thereof.
Background
The lubricant is a liquid or semisolid lubricant applied to various mechanical equipment to reduce friction and protect machinery and workpieces, and mainly has the functions of lubrication, auxiliary cooling, rust prevention, cleaning, sealing, buffering and the like.
At present, the brands of the lubricants on the market are numerous, the product quality is uneven, stains on the surfaces of equipment and parts cannot be effectively removed, rust and corrosion can not be effectively prevented, along with the increasingly strict environmental protection regulations and the gradual deep understanding of people on various additives, certain raw materials in the traditional formula are classified as environment harmful substances, and the use is gradually restricted. Therefore, there is a need to develop an environment-friendly odorless cleaning lubricant composition which has good grease cleaning ability and short-term rust prevention and corrosion prevention ability, and is harmless to the environment.
Disclosure of Invention
In order to solve at least one technical problem, a lubricant with good grease cleaning capability and short-term rust and corrosion prevention capability is developed, and the application provides an environment-friendly odorless cleaning lubricant composition and a preparation method thereof.
On one hand, the application provides an environment-friendly odorless cleaning lubricant composition, which comprises the following components in parts by weight: 75-99.96 parts of light white oil, 0.01-7 parts of cleaning agent, 0.01-10 parts of antirust agent, 0.01-3 parts of corrosion inhibitor and 0.01-5 parts of auxiliary agent.
By adopting the technical scheme, the application selects specific components and dosage compatibility, adopts light white oil as a basic solvent, takes the crack distillate oil or low-sulfur straight-run aviation kerosene or normal pressure petroleum fraction as a raw material, is prepared by deep hydrofining and then fractioning, has low cost, is used as the basic solvent of an environment-friendly cleaning type lubricant, belongs to the environment-friendly type cleaning agent, rust inhibitor, corrosion inhibitor and auxiliary agent, has excellent grease stain cleaning performance and short-term rust and corrosion prevention protection capability, has stable performance and can be stably stored for a long time.
Optionally, the light white oil is of a W1 type or a W2 type, the kinematic viscosity at 40 ℃ is 1-3 mm 2/s, the flash point (closed) is more than or equal to 60 ℃, the sulfur content is less than or equal to 2mg/kg, the aromatic hydrocarbon content is less than or equal to 0.2%, and the light white oil is colorless and transparent.
Optionally, the environment-friendly odorless cleaning lubricant composition comprises the following components in parts by weight: 81.7-90 parts of light white oil, 2-4 parts of cleaning agent, 5-8 parts of antirust agent, 0.8-2 parts of corrosion inhibitor and 2.2-4.3 parts of auxiliary agent.
Optionally, the cleaning agent comprises the following components in parts by weight (1.2-3.6): (1.5-4): (6-10): (5-10) sodium metasilicate, polyacrylic acid, polyether-modified polysiloxane and gluconolactone.
By adopting the technical scheme, the cleaning agent prepared by combining sodium metasilicate, polyacrylic acid, polyether modified polysiloxane and gluconolactone in a specific dosage ratio can effectively clean various greasy dirt, can effectively inhibit foam caused by the greasy dirt, is easy to rinse after cleaning, can form a hydrophobic surface after rinsing, and can effectively avoid the rust returning phenomenon in the drying process.
Optionally, the rust inhibitor is one or more of barium petroleum sulfonate, sodium petroleum sulfonate, barium dinonyl naphthalene sulfonate, dodecenyl succinic acid and zinc naphthenate.
Optionally, the weight ratio of the rust inhibitor is (2-3.5): (2.7-4.3): (1.4-2.2) barium petroleum sulfonate, sodium petroleum sulfonate, and dodecenyl succinic acid.
By adopting the technical scheme, the application is used for compounding the barium petroleum sulfonate, the sodium petroleum sulfonate and the dodecenyl succinic acid, the obtained antirust agent has better antirust performance, and the antirust effect of the lubricant composition can be effectively improved.
Optionally, the corrosion inhibitor is one or a combination of more of benzotriazole, benzotriazole derivatives, thiadiazole derivatives, hexamethylenetetramine and cyclohexylamine carbonate.
Optionally, the corrosion inhibitor is in the weight ratio of (0.6-1.5): (0.6-1.5): (2.4-6): (0.2-0.8) benzotriazole, thiadiazole, hexamethylenetetramine and cyclohexylamine carbonate.
By adopting the technical scheme, the application limits the dosage ratio of benzotriazole, thiadiazole, hexamethylenetetramine and cyclohexylamine carbonate, and ensures the high-efficiency corrosion resistance of the corrosion inhibitor and simultaneously has stability under the combined action.
Optionally, the auxiliary agent comprises at least one of isothiazolinone bactericides, imidazolone bactericides, phenolic antioxidants and amine antioxidants.
The isothiazolinone bactericide is preferably BIT, the imidazolone bactericide is preferably hydantoin, the phenolic antioxidant is preferably dodecylphenol, and the amine antioxidant is preferably dioctyl diphenylamine.
By adopting the technical scheme, the bactericide and the antioxidant are added, so that the stability of the physical properties of the lubricant composition can be effectively ensured, and the lubricant composition can be stably stored for a long time.
In a second aspect, the present application provides a method for preparing the above-described environmentally friendly odorless cleaning lubricant composition, comprising the steps of:
S1, adding light white oil and an auxiliary agent into a reaction kettle, heating to 80-100 ℃, and stirring for 30-60min;
S2, sequentially adding an antirust agent, a corrosion inhibitor and a cleaning agent into the reaction kettle, stirring for 10-20min at the constant temperature of 60-65 ℃, and circulating for 10-30min through a filter;
And S3, after the circulation is finished, filtering and discharging to obtain the environment-friendly odorless cleaning lubricant composition.
By adopting the technical scheme, the preparation method is simple, the base oil and other components are mixed more uniformly by combining specific components and the addition sequence of the components, and the prepared environment-friendly odorless cleaning lubricant composition has excellent cleaning, rust prevention and corrosion resistance, high product uniformity and good quality.
In a third aspect, the application provides the use of the above-described environmentally friendly odorless cleaning lubricant composition for cleaning surfaces of metal parts, for cleaning circulatory systems and for cleaning hydraulic systems.
In summary, the present invention includes at least one of the following beneficial technical effects:
1. The application selects specific components and dosage compatibility, adopts light white oil as a basic solvent, takes the cracking distillate oil or low-sulfur straight-run aviation kerosene or normal pressure petroleum fraction as a raw material, is prepared by deep hydrofining and then fractional distillation, has low cost, is used as a basic solvent of an environment-friendly cleaning type lubricant, belongs to environment-friendly type, is added with a composite cleaning agent, an antirust agent, a corrosion inhibitor and an auxiliary agent, has excellent grease stain cleaning performance and short-term antirust and anticorrosion protection capability, has stable performance, and can be stably stored for a long time.
2. The cleaning agent prepared by combining sodium metasilicate, polyacrylic acid, polyether modified polysiloxane and gluconolactone in a specific dosage ratio can effectively clean various greasy dirt, can effectively inhibit foam caused by the greasy dirt, is easy to rinse after cleaning, can form a hydrophobic surface after rinsing, and can effectively avoid the rust returning phenomenon in the drying process. The rust inhibitor obtained by compounding barium petroleum sulfonate, sodium petroleum sulfonate and dodecenyl succinic acid has better rust resistance, and can effectively improve the rust prevention effect of the lubricant composition. The dosage ratio of the benzotriazole, the thiadiazole, the hexamethylenetetramine and the cyclohexylamine carbonate is limited, and the corrosion inhibitor has high efficiency and stability under the combined action. The bactericide and the antioxidant are added, so that the stability of the physical properties of the lubricant composition can be effectively ensured, and the lubricant composition can be stably stored for a long time.
3. The preparation method is simple, the base oil and other components are uniformly mixed by combining specific components and the addition sequence of the components, and the prepared environment-friendly odorless cleaning lubricant composition has excellent cleaning, rust prevention and corrosion resistance, high product uniformity and good quality.
Detailed Description
The present application will be described in further detail with reference to examples.
The application designs an environment-friendly odorless cleaning lubricant composition which comprises the following components in parts by weight: 75-99.96 parts of light white oil, 0.01-7 parts of cleaning agent, 0.01-10 parts of antirust agent, 0.01-3 parts of corrosion inhibitor and 0.01-5 parts of auxiliary agent.
The environment-friendly odorless cleaning lubricant composition disclosed by the application is prepared by adopting the following method, and comprises the following steps of:
S1, adding light white oil and an auxiliary agent into a reaction kettle, heating to 80-100 ℃, and stirring for 30-60min;
S2, sequentially adding an antirust agent, a corrosion inhibitor and a cleaning agent into the reaction kettle, stirring for 10-20min at the constant temperature of 60-65 ℃, and circulating for 10-30min through a filter;
s3, after the circulation is finished, filtering and discharging to obtain the environment-friendly odorless cleaning lubricant composition
The application relates to an environment-friendly odorless cleaning lubricant composition applied to cleaning of surfaces of metal parts, a circulation system and a hydraulic system.
DETAILED DESCRIPTION OF EMBODIMENT (S) OF INVENTION
The raw materials of the application are as follows, and all the raw materials of the application are from commercial sources unless specified otherwise:
light white oil: jinan Xin resplendent chemical industry Co., ltd;
sodium metasilicate: CAS:6834-92-0, purity: 99 percent;
Polyacrylic acid: shandong Tai and technology stock Co.Ltd;
polyether modified polysiloxane: dongguan City Germany Feng Xiaopao agent Co., ltd;
gluconolactone: CAS:90-80-2, tianjin Sheen, biochemical technology Co., ltd;
Barium petroleum sulfonate, sodium petroleum sulfonate, barium dinonyl naphthalene sulfonate: shanghai Dinghai chemical technology Co., ltd;
Dodecenyl succinic acid: CAS:11059-31-7, hubei Chu Chengwei chemical Co., ltd;
Zinc naphthenate: CAS:12001-85-3, shandong Seiya chemical Co., ltd,
Benzotriazole: CAS:95-14-7, nantong chemical industry Co., ltd;
Thiadiazole: 2-mercapto-5-methyl-1, 3, 4-thiadiazole, CAS:29490-19-5, taizhou, huashi technology limited;
Hexamethylenetetramine: urotropin, CAS number: 100-97-0;
cyclohexylamine carbonate: CAS:20190-03-8, guangdong Weng Jiang chemical agent Co., ltd;
BIT: CAS:2634-33-5, tianjin Sheen, biochemical technology Co., ltd;
hydantoin: CAS:461-72-3, tianjin Sheen, biochemical technology Co., ltd;
dodecylphenol: CAS:27193-86-8, shanghai inflammatory Water chemical Co., ltd;
dioctyl diphenylamine: CAS:26603-23-6, jin Jinle chemical Co.
Example 1
An environment-friendly odorless cleaning lubricant composition comprises the following components in parts by weight: 75 parts of light white oil, 7 parts of cleaning agent, 10 parts of antirust agent, 3 parts of corrosion inhibitor and 5 parts of auxiliary agent;
The cleaning agent comprises the following components in percentage by weight: 1.5:6:5 sodium metasilicate, polyacrylic acid, polyether modified polysiloxane and gluconolactone; the rust inhibitor is barium petroleum sulfonate; the corrosion inhibitor is benzotriazole; the auxiliary agent is BIT and dodecylphenol with the weight ratio of 1:1.
The preparation method of the environment-friendly odorless cleaning lubricant composition comprises the following steps:
S1, adding light white oil and an auxiliary agent into a reaction kettle, heating to 90 ℃, and stirring for 45min;
s2, sequentially adding an antirust agent, a corrosion inhibitor and a cleaning agent into the reaction kettle, stirring for 15min at the constant temperature of 60 ℃, and circulating for 15min through a filter;
And S3, after the circulation is finished, filtering and discharging to obtain the environment-friendly odorless cleaning lubricant composition.
Example 2
An environment-friendly odorless cleaning lubricant composition comprises the following components in parts by weight: 90 parts of light white oil, 2 parts of cleaning agent, 5 parts of antirust agent, 0.8 part of corrosion inhibitor and 2.2 parts of auxiliary agent;
The cleaning agent comprises the following components in percentage by weight: 1.5:6:5 sodium metasilicate, polyacrylic acid, polyether modified polysiloxane and gluconolactone; the rust inhibitor is barium petroleum sulfonate; the corrosion inhibitor is benzotriazole; the auxiliary agent is hydantoin and dioctyl diphenylamine with the weight ratio of 1:1.
The preparation method of the environment-friendly odorless cleaning lubricant composition comprises the following steps:
S1, adding light white oil and an auxiliary agent into a reaction kettle, heating to 100 ℃, and stirring for 30min;
S2, sequentially adding an antirust agent, a corrosion inhibitor and a cleaning agent into the reaction kettle, stirring for 10min at the constant temperature of 65 ℃, and circulating for 20min through a filter;
And S3, after the circulation is finished, filtering and discharging to obtain the environment-friendly odorless cleaning lubricant composition.
Examples 3 to 5
Examples 3 to 5 differ from example 1 in the amounts of raw materials used, see Table 1 for the differences.
TABLE 1
Comparative example 1
Based on example 3, this comparative example differs from example 3 in that no cleaning agent is included in this comparative example.
Comparative example 2
Based on example 3, this comparative example differs from example 3 in that no rust remover is included in this comparative example.
Comparative example 3
Based on example 3, this comparative example differs from example 3 in that no corrosion inhibitor is included in this comparative example.
Comparative example 4
Based on example 3, this comparative example differs from example 3 in that no auxiliary agent is included in this comparative example.
Experimental detection
Experimental tests were carried out on the examples and comparative examples prepared by the present application, and the test items, test methods and technical indexes are shown in table 2.
TABLE 2
| Project | Quality index | Test method |
| Appearance of | Colorless transparent liquid | Visual inspection |
| Kinematic viscosity (40 ℃ C.)/(mm 2/s) | 1.5～2.5 | GB/T265 |
| Flash point (closed)/DEGC | ≥60 | GB/T261 |
| Condensation point/. Degree.C | ≤-15 | GB/T510 |
| Sulfur content/(ppm) | ≤2 | SH/T0689 |
| Damp heat test (45 # steel 45.+ -. 1 ℃ C.)/h | ≥48 | GB/T2361 |
| Copper sheet corrosion (50 ℃,3 h)/grade | ≤1a | GB/T5096 |
And (3) cleaning rate detection: referring to the method in JB/T4323, the cleaning rate of grease and stains on the surface of the metal part is tested, and the cleaning rate is not lower than 90%.
Detection result
The results of the tests of examples 1-5 and comparative examples 1-3 are shown in Table 3.
TABLE 3 Table 3
Analysis of results
In combination with examples 1 to 5, comparative examples 1 to 4 and Table 3, it is understood that the lubricant compositions prepared according to the present application are environmentally friendly and harmless, and have good cleaning effect and rust and corrosion preventing properties, and good comprehensive properties.
Examples 6 to 7
Example 6 differs from example 4 in that the cleaning agent is 2.4 in weight ratio: 3:7:8 sodium metasilicate, polyacrylic acid, polyether modified polysiloxane and gluconolactone.
Example 7
Example 7 differs from example 4 in that the cleaning agent is 3.6 by weight: 4:10:10, polyacrylic acid, polyether modified polysiloxane, and gluconolactone.
Detection result
The results of the tests in examples 6 to 7 are shown in Table 4.
TABLE 4 Table 4
| Project | Example 4 | Example 6 | Example 7 |
| Appearance of | Colorless transparent liquid | Colorless transparent liquid | Colorless transparent liquid |
| Kinematic viscosity (40 ℃ C.)/(mm 2/s) | 2.1 | 2.0 | 2.0 |
| Flash point (closed)/DEGC | 97 | 99 | 96 |
| Condensation point/. Degree.C | -6 | -5 | -5 |
| Sulfur content/(ppm) | 0.9 | 0.7 | 0.9 |
| Damp heat test (45 # steel 45.+ -. 1 ℃ C.)/h | 72 | 83 | 77 |
| Copper sheet corrosion (50 ℃,3 h)/grade | 1a | 1a | 1a |
| Cleaning Rate/(%) | 94.8 | 96.2 | 95.3 |
Analysis of results
As can be seen from the combination of examples 6 to 7 and Table 4, when the cleaning agent is a detergent having a weight ratio of (1.2 to 3.6): (1.5-4): (6-10): and (5-10) the combination property of the prepared lubricant composition is better when sodium metasilicate, polyacrylic acid, polyether modified polysiloxane and gluconolactone are used.
Examples 8 to 12
Example 8
Example 8 differs from example 6 in that the rust inhibitor is dodecenyl succinic acid.
Example 9
Example 9 differs from example 6 in that the rust inhibitor is sodium petroleum sulfonate.
Example 10
Example 10 differs from example 6 in that the rust inhibitor is 2:2.7:1.4 barium petroleum sulfonate, sodium petroleum sulfonate, and dodecenyl succinic acid.
Example 11
Example 11 differs from example 6 in that the rust inhibitor is 2.8 in weight ratio: 3.5:1.6 barium petroleum sulfonate, sodium petroleum sulfonate and dodecenyl succinic acid.
Example 12
Example 12 differs from example 6 in that the rust inhibitor is 3.5 by weight: 4.3:2.2 barium petroleum sulfonate, sodium petroleum sulfonate and dodecenyl succinic acid.
Detection result
The results of the tests in examples 8 to 12 are shown in Table 5.
TABLE 5
Analysis of results
As can be seen from the combination of examples 8 to 12 and Table 5, when the rust inhibitor is a composition having a weight ratio of (2 to 3.5): (2.7-4.3): and (1.4-2.2) the obtained lubricant composition has better comprehensive performance when the barium petroleum sulfonate, the sodium petroleum sulfonate and the dodecenyl succinic acid are used.
Examples 13 to 18
Example 13
Example 13 differs from example 11 in that the corrosion inhibitor is thiadiazole.
Example 14
Example 14 differs from example 11 in that the corrosion inhibitor is hexamethylenetetramine.
Example 15
Example 15 differs from example 11 in that the corrosion inhibitor is cyclohexylamine carbonate.
Example 16
Example 16 differs from example 11 in that the corrosion inhibitor is present in a weight ratio of 0.6:0.6:2.4:0.2 benzotriazole, thiadiazole, hexamethylenetetramine and cyclohexylamine carbonate.
Example 17
Example 17 differs from example 11 in that the corrosion inhibitor is present in a weight ratio of 1.1:1.2:4:0.5 benzotriazole, thiadiazole, hexamethylenetetramine and cyclohexylamine carbonate.
Example 18
Example 18 differs from example 11 in that the corrosion inhibitor is present in a weight ratio of 1.5:1.5:6:0.8 benzotriazole, thiadiazole, hexamethylenetetramine and cyclohexylamine carbonate.
Detection result
The results of the tests of examples 13-18 are shown in Table 6.
TABLE 6
Analysis of results
As can be seen from the combination of examples 12 to 15 and Table 6, when the corrosion inhibitor is in the weight ratio of (0.6 to 1.5): (0.6-1.5): (2.4-6): (0.2-0.8) benzotriazole, thiadiazole, hexamethylenetetramine and cyclohexylamine carbonate, the resulting lubricant composition exhibits better overall properties.
The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.
Claims (10)
1. An environment-friendly odorless cleaning lubricant composition is characterized by comprising the following components in parts by weight: 75-99.96 parts of light white oil, 0.01-7 parts of cleaning agent, 0.01-10 parts of antirust agent, 0.01-3 parts of corrosion inhibitor and 0.01-5 parts of auxiliary agent.
2. The environment-friendly odorless cleaning lubricant composition according to claim 1, which is characterized by comprising the following components in parts by weight: 81.7-90 parts of light white oil, 2-4 parts of cleaning agent, 5-8 parts of antirust agent, 0.8-2 parts of corrosion inhibitor and 2.2-4.3 parts of auxiliary agent.
3. The environment-friendly odorless cleaning lubricant composition according to claim 1, wherein the cleaning agent is (1.2-3.6) in weight ratio: (1.5-4): (6-10): (5-10) sodium metasilicate, polyacrylic acid, polyether-modified polysiloxane and gluconolactone.
4. The environment-friendly odorless cleaning lubricant composition according to claim 1, wherein the rust inhibitor is one or more of barium petroleum sulfonate, sodium petroleum sulfonate, barium dinonyl naphthalene sulfonate, dodecenyl succinic acid and zinc naphthenate.
5. The environment-friendly odorless cleaning lubricant composition according to claim 4, wherein the rust inhibitor is (2-3.5) in weight ratio: (2.7-4.3): (1.4-2.2) barium petroleum sulfonate, sodium petroleum sulfonate, and dodecenyl succinic acid.
6. The environment-friendly odorless cleaning lubricant composition according to claim 1, wherein the corrosion inhibitor is one or more of benzotriazole, benzotriazole derivatives, thiadiazole derivatives, hexamethylenetetramine and cyclohexylamine carbonate.
7. The environment-friendly odorless cleaning lubricant composition according to claim 6, wherein the corrosion inhibitor is (0.6-1.5): (0.6-1.5): (2.4-6): (0.2-0.8) benzotriazole, thiadiazole, hexamethylenetetramine and cyclohexylamine carbonate.
8. The environment-friendly odorless cleaning lubricant composition according to claim 1, wherein the auxiliary agent comprises at least one of isothiazolinone bactericides, imidazolone bactericides, phenolic antioxidants and amine antioxidants.
9. A process for preparing an environmentally friendly odorless cleaning lubricant composition as claimed in any one of claims 1 to 8, comprising the steps of:
S1, adding light white oil and an auxiliary agent into a reaction kettle, heating to 80-100 ℃, and stirring for 30-60min;
S2, sequentially adding an antirust agent, a corrosion inhibitor and a cleaning agent into the reaction kettle, stirring for 10-20min at the constant temperature of 60-65 ℃, and circulating for 10-30min through a filter;
And S3, after the circulation is finished, filtering and discharging to obtain the environment-friendly odorless cleaning lubricant composition.
10. Use of an environmentally friendly odorless cleaning lubricant composition as defined in any one of claims 1-8 for cleaning surfaces of metal parts, for cleaning circulatory systems and hydraulic systems.
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| CN202410049541.7A CN118006382A (en) | 2024-01-12 | 2024-01-12 | Environment-friendly odorless cleaning lubricant composition and preparation method thereof |
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