CN102433204A - Valve element sealing lubricating agent composition - Google Patents
Valve element sealing lubricating agent composition Download PDFInfo
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- CN102433204A CN102433204A CN2011103279840A CN201110327984A CN102433204A CN 102433204 A CN102433204 A CN 102433204A CN 2011103279840 A CN2011103279840 A CN 2011103279840A CN 201110327984 A CN201110327984 A CN 201110327984A CN 102433204 A CN102433204 A CN 102433204A
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Abstract
The invention relates to the field of lubricating materials, in particular to a valve core sealing lubricating agent composition, which comprises: (A) 100.0 weight parts of base oil; (B) 5.0 to 35.0 weight parts of thickening agent; (C) 3.0 to 55.0 weight parts of solid lubricating agent; (D) 0.1 to 3.0 weight parts of surfactant; (E) 0.1 to 2.5 weight parts of antioxygen; (F) 0.1 to 4.0 weight parts of extreme pressure antiwear agent; (G) 0.1 to 2.0 weight parts of metal passivating agent; and (H) 0.1 to 1.5 weight parts of antimicrobial agent. The finished lubricating agent prepared according to the mixing ratio has high high-temperature resistance, high antiwear and wear-resistance performance and high dead-locking-preventing performance. Meanwhile, the production and preparation method of the lubricating agent are simple, convenient and easy to implement and is suitable for large-scale batch production.
Description
Technical field
The invention belongs to the lubricant field, a kind of seal spool lubricant compositions particularly is provided.
Background technology
Lubricant is to be dispersed in the lubricating oil and the semisolid that makes (or semi-fluid) shape material by viscosifying agent, also can add other components of giving some special property simultaneously.Its purposes is very extensive, and every have the position of rotation, slip all need use various railway grease, and is lubricated for the mechanical friction position.Simultaneously in some application scenarios, railway grease also usually requires to have concurrently effects such as waterproof and dustproof, antirust and seal protection.
At mechanical field, spool, has a wide range of applications by its valve part that moves the basic function that realizes direction control, pressure-controlling or flow control as a kind of.The grease product that is mated use also has a lot.But along with the development and the progress of technology, currently available products can not satisfy new operating mode needs---high temperature resistant, solid lubrication, anti-click is dead and for convenience detach and the lubricated new demand of keeping in repair.
Summary of the invention
To the deficiency of above-mentioned prior art, the present invention provides a kind of seal spool lubricant compositions that is applied to the spool field.The finished lubricants that makes has good resistance to elevated temperatures, antiwear and friction reduction property and the dead performance of anti-click, and high temperature resistant, the solid lubrication of can satisfying the demand fully, anti-click is dead and for convenience detach and the various lubrication applications occasions of keeping in repair.The production of this lubricant simultaneously prepares simple and easy to do, is suitable for large-scale mass production.
For realizing above-mentioned purpose, a kind of seal spool lubricant compositions provided by the present invention comprises:
(A) base oil of 100.0 weight parts,
(B) viscosifying agent of 5.0～35.0 weight parts,
(C) solid lubricant of 3.0～55.0 weight parts,
(D) surface treatment agent of 0.1～3.0 weight part,
(E) oxidation inhibitor of 0.1～2.5 weight part,
(F) extreme pressure anti-wear additives of 0.1～4.0 weight part,
(G) metal passivator of 0.1～2.0 weight part,
(H) antibacterial mildew inhibitor of 0.1～1.5 weight part.
Wherein, component (A) is resistant to elevated temperatures synthetic base oil, specifically comprises a kind of or its combination in PAO synthetic oil, ester class oil, silicone oil, fluorocarbon oil, fluorosilicon oil, the polyether oil.
The material of component (B) for having the multiviscosisty function specifically comprises a kind of or its combination in nano titanium oxide, nano silicon, nano-bentonite, organic lithium soap, the polyureas, and particle diameter D50 is in 1nm～1 mu m range.
Component (C) has laminate structure; The effect that solid lubrication, antiwear and antifriction are arranged; Specifically comprise a kind of or its combination in molybdenumdisulphide, tungsten disulfide, two selenizing molybdenums, tantalum disulfide, tetrafluoroethylene, polyethylene wax powder, crystalline flake graphite, graphite, Graphene, soccerballene, the SP 1, particle diameter D50 is in 10nm～10 mu m ranges.
Component (D) is a kind of or its combination in silane coupling agent, ZGK 5, titanic acid ester, aluminic acid ester, the SULPHOSUCCINIC ACID ESTER.
Component (E) is a kind of or its combination in alkylated diphenylamine, trimethyldihydroquinoline oligopolymer, DBPC 2,6 ditertiary butyl p cresol, octylated diphenylamine, the nonox.
Component (F) is that dialkyl dithio zinc formate, molybdenum dithiophosphate, dibutyl dithio formic acid molybdenum, thiadiazoles derivative, diamyl disulfide are for a kind of of zinc formate or its combination.
Component (G) can passive metal; Promptly produce the material of compact metal ion chelate complex film in the metallic surface; Be specially benzotriazole, dioctyl diphenylamine, 2-mercaptobenzothiazole, 2, a kind of or its combination in 5-dithiadiazole disodium, the synthetic an alkarylsulphonic acid calcium.
The material of component (H) for having the antibacterial and mouldproof effect is specially a kind of or its combination in phenylformic acid/Sodium Benzoate, Sorbic Acid/POTASSIUM SORBATE GRANULAR WHITE, PHB lipid, dehydro-acetic acid, sodium Diacetate, glucono delta lactone, acetic acid, the Hydrocerol A etc.
Utilize the present invention to make the method for finished lubricants, comprise the steps:
(1) makes basic fat: feed intake by 100.0 parts by weight of component (A), 5.0～35.0 parts by weight of component (B) formula ratio, stir; Milled processed comprised colloidal mill 1 time again, three rollers 2 times; Subsequent use then;
(2) surface modification treatment solid lubricant: the formula ratio by 3.0～55.0 parts by weight of component (C), 0.1～3.0 parts by weight of component (D) feeds intake, and stirs; Through the heat-conducting oil furnace heat treated, temperature is controlled at 120-140 ℃ again; Cool off subsequent use then;
(3) preparation functional agent: by 0.1～2.5 parts by weight of component (E), 0.1～4.0 parts by weight of component (F), the formula ratio of 0.1～2.0 parts by weight of component (G), 0.1～1.5 parts by weight of component (H) feeds intake, and the back that stirs is subsequent use;
(4) make finished lubricants: (1), (2), (3) made material are directly mixed, stir; Milled processed comprised colloidal mill 1 time again, three rollers 2 times; Vacuum outgas then; Make finished lubricants after the filtration.
The finished lubricants that utilizes this seal spool lubricant compositions to make has good resistance to elevated temperatures, antiwear and friction reduction property and the dead performance of anti-click.The preparation method of this lubricant is simple and easy to do simultaneously, is suitable for large-scale mass production.
Embodiment
Below just from material form, two factors of metering prescription set forth specific embodiment of the present invention, and attach the respective detection result.
Embodiment 1
1, material is formed and proportioning metering prescription: see table 1.
Table 1
| Material is formed | Concrete material is formed | The metering prescription |
| (A) | The PAO synthetic oil | 100.0 |
| (B) | Nano titanium oxide | 20.0 |
| (C) | Molybdenumdisulphide | 35.0 |
| (D) | Silane coupling agent | 0.5 |
| (E) | Alkylated diphenylamine | 0.8 |
| (F) | The dialkyl dithio zinc formate | 1.5 |
| (G) | Benzotriazole | 0.5 |
| (H) | Sodium Benzoate | 0.9 |
2, make the process step of finished lubricants:
(1) makes basic fat: feed intake by formula ratio, leave standstill 30min after stirring; Milled processed comprised colloidal mill 1 time again, three rollers 2 times; Subsequent use then;
(2) surface modification treatment solid lubricant: feed intake by formula ratio, leave standstill 10min after stirring; Reheat is handled 25min, and through the heat-conducting oil furnace heating, temperature is controlled at 125 ℃; Cool off subsequent use then;
(3) preparation functional agent: feed intake by formula ratio, leave standstill 10min after stirring; Subsequent use;
(4) make finished lubricants: (1), (2), (3) made material are directly mixed, leave standstill 20min after stirring; Milled processed comprised colloidal mill 1 time again, three rollers 2 times; Vacuum outgas 10min then; Filter with 200 order filter clothes again; Thereby make finished lubricants.
3, detect: the finished lubricants of aforementioned preparation is carried out the detection of each item performance index, obtain table 2.
Table 2
The detected result of table 2 shows: the gained finished lubricants has good resistance to elevated temperatures, solid lubrication performance, and the dead performance of anti-click.
Embodiment 2
1, material is formed and proportioning metering prescription: see table 3.
Table 3
| Material is formed | Concrete material is formed | The metering prescription |
| (A) | Ester class oil | 100.0 |
| (B) | Nano silicon | 25.0 |
| (C) | Tungsten disulfide | 15.0 |
| (D) | Titanic acid ester | 1.0 |
| (E) | Octylated diphenylamine | 0.5 |
| (F) | Diamyl disulfide is for zinc formate | 2.5 |
| (G) | 2,5-dithiadiazole disodium | 1.0 |
| (H) | POTASSIUM SORBATE GRANULAR WHITE | 0.5 |
2, make the process step of finished lubricants:
(1) makes basic fat: feed intake by formula ratio, leave standstill 20min after stirring; Milled processed comprised colloidal mill 1 time again, three rollers 2 times; Subsequent use then;
(2) surface modification treatment solid lubricant: feed intake by formula ratio, leave standstill 15min after stirring; Reheat is handled 10min, and through the heat-conducting oil furnace heating, temperature is controlled at 130 ℃; Cool off subsequent use then;
(3) preparation functional agent: feed intake by formula ratio, leave standstill 5min after stirring; Subsequent use;
(4) make finished lubricants: (1), (2), (3) made material are directly mixed, leave standstill 25min after stirring; Milled processed comprised colloidal mill 1 time again, three rollers 2 times; Vacuum outgas 10min then; Filter with 300 order filter clothes again; Thereby make finished lubricants.
3, detect: the finished lubricants of aforementioned preparation is carried out the detection of each item performance index, obtain table 4.
Table 4
The detected result of table 4 shows: the gained finished lubricants has good resistance to elevated temperatures, solid lubrication performance, and the dead performance of anti-click.
Embodiment 3
1, material is formed and proportioning metering prescription: see table 5.
Table 5
| Material is formed | Concrete material is formed | The metering prescription |
| (A) | Silicone oil | 100.0 |
| (B) | Nano silicon | 15.0 |
| (C) | Crystalline flake graphite | 50.0 |
| (D) | ZGK 5 | 1.5 |
| (E) | DBPC 2,6 ditertiary butyl p cresol | 1.0 |
| (F) | Molybdenum dithiophosphate | 1.0 |
| (G) | Dioctyl diphenylamine | 1.0 |
| (H) | Sodium Diacetate | 0.2 |
2, make the process step of finished lubricants:
(1) makes basic fat: feed intake by formula ratio, leave standstill 20min after stirring; Milled processed comprised colloidal mill 1 time again, three rollers 2 times; Subsequent use then;
(2) surface modification treatment solid lubricant: feed intake by formula ratio, leave standstill 15min after stirring; Reheat is handled 10min, and through the heat-conducting oil furnace heating, temperature is controlled at 130 ℃; Cool off subsequent use then;
(3) preparation functional agent: feed intake by formula ratio, leave standstill 5min after stirring; Subsequent use;
(4) make finished lubricants: (1), (2), (3) made material are directly mixed, leave standstill 25min after stirring; Milled processed comprised colloidal mill 1 time again, three rollers 2 times; Vacuum outgas 10min then; Filter with 300 order filter clothes again; Thereby make finished lubricants.
3, detect: the finished lubricants of aforementioned preparation is carried out the detection of each item performance index, obtain table 6.
Table 6
The detected result of table 6 shows: the gained finished lubricants has good resistance to elevated temperatures, solid lubrication performance, and the dead performance of anti-click.
Embodiment 4
1, material is formed and proportioning metering prescription: see table 7.
Table 7
| Material is formed | Concrete material is formed | The metering prescription |
| (A) | Fluorocarbon oil | 100.0 |
| (B) | Nano silicon | 18.0 |
| (C) | Tetrafluoroethylene | 15.0 |
| (D) | The aluminic acid ester | 0.5 |
| (E) | The trimethyldihydroquinoline oligopolymer | 0.5 |
| (F) | Dibutyl dithio formic acid molybdenum | 0.5 |
| (G) | Synthetic an alkarylsulphonic acid calcium | 1.0 |
| (H) | Glucono delta lactone | 0.5 |
2, make the process step of finished lubricants:
(1) makes basic fat: feed intake by formula ratio, leave standstill 20min after stirring; Milled processed comprised colloidal mill 1 time again, three rollers 2 times; Subsequent use then;
(2) surface modification treatment solid lubricant: feed intake by formula ratio, leave standstill 15min after stirring; Reheat is handled 10min, and through the heat-conducting oil furnace heating, temperature is controlled at 125 ℃; Cool off subsequent use then;
(3) preparation functional agent: feed intake by formula ratio, leave standstill 5min after stirring; Subsequent use;
(4) make finished lubricants: (1), (2), (3) made material are directly mixed, leave standstill 25min after stirring; Milled processed comprised colloidal mill 1 time again, three rollers 2 times; Vacuum outgas 10min then; Filter with 300 order filter clothes again; Thereby make finished lubricants.
3, detect: the finished lubricants of aforementioned preparation is carried out the detection of each item performance index, obtain table 8.
Table 8
The detected result of table 8 shows: the gained finished lubricants has good resistance to elevated temperatures, solid lubrication performance, and the dead performance of anti-click.
Embodiment 5
1, material is formed and proportioning metering prescription: see table 9.
Table 9
| Material is formed | Concrete material is formed | The metering prescription |
| (A) | Polyether oil | 100.0 |
| (B) | Nano-bentonite | 10.0 |
| (C) | Graphene | 40.0 |
| (D) | SULPHOSUCCINIC ACID ESTER | 2.0 |
| (E) | Nonox | 1.0 |
| (F) | Thiadiazoles derivative | 0.5 |
| (G) | 2-mercaptobenzothiazole | 0.5 |
| (H) | PHB lipid | 0.5 |
2, make the process step of finished lubricants:
(1) makes basic fat: feed intake by formula ratio, leave standstill 20min after stirring; Milled processed comprised colloidal mill 1 time again, three rollers 2 times; Subsequent use then;
(2) surface modification treatment solid lubricant: feed intake by formula ratio, leave standstill 15min after stirring; Reheat is handled 10min, and through the heat-conducting oil furnace heating, temperature is controlled at 120 ℃; Cool off subsequent use then;
(3) preparation functional agent: feed intake by formula ratio, leave standstill 5min after stirring; Subsequent use;
(4) make finished lubricants: (1), (2), (3) made material are directly mixed, leave standstill 25min after stirring; Milled processed comprised colloidal mill 1 time again, three rollers 2 times; Vacuum outgas 10min then; Filter with 300 order filter clothes again; Thereby make finished lubricants.
3, detect: the finished lubricants of aforementioned preparation is carried out the detection of each item performance index, obtain table 10.
Table 10
The detected result of table 10 shows: the gained finished lubricants has good resistance to elevated temperatures, solid lubrication performance, and the dead performance of anti-click.
The above is merely part specific embodiment of the present invention, and all equalizations of being done according to claim scope of the present invention change and modify, and all should belong to the covering scope of claim of the present invention.
Claims (9)
1. seal spool lubricant compositions is characterized in that said composition comprises:
(A) base oil of 100.0 weight parts,
(B) viscosifying agent of 5.0～35.0 weight parts,
(C) solid lubricant of 3.0～55.0 weight parts,
(D) surface treatment agent of 0.1～3.0 weight part,
(E) oxidation inhibitor of 0.1～2.5 weight part,
(F) extreme pressure anti-wear additives of 0.1～4.0 weight part,
(G) metal passivator of 0.1～2.0 weight part,
(H) antibacterial mildew inhibitor of 0.1～1.5 weight part.
2. seal spool lubricant compositions according to claim 1 is characterized in that, said component (A) is resistant to elevated temperatures synthetic base oil, specifically comprises a kind of or its combination in PAO synthetic oil, ester class oil, silicone oil, fluorocarbon oil, fluorosilicon oil, the polyether oil.
3. seal spool lubricant compositions according to claim 1; It is characterized in that; Said component (B) is material with multiviscosisty function, comprises that specifically particle diameter D50 is a kind of or its combination in the nano titanium oxide, nano silicon, nano-bentonite, organic lithium soap, polyureas of 1nm～1 μ m.
4. seal spool lubricant compositions according to claim 1; It is characterized in that; Said component (C) has laminate structure, comprises that specifically particle diameter D50 is a kind of or its combination in the molybdenumdisulphide, tungsten disulfide, two selenizing molybdenums, tantalum disulfide, tetrafluoroethylene, polyethylene wax powder, crystalline flake graphite, graphite, Graphene, soccerballene, SP 1 of 10nm～10 μ m.
5. seal spool lubricant compositions according to claim 1 is characterized in that, said component (D) is a kind of or its combination in silane coupling agent, ZGK 5, titanic acid ester, aluminic acid ester, the SULPHOSUCCINIC ACID ESTER.
6. seal spool lubricant compositions according to claim 1; It is characterized in that; Said component (E) is a kind of or its combination in alkylated diphenylamine, trimethyldihydroquinoline oligopolymer, DBPC 2,6 ditertiary butyl p cresol, octylated diphenylamine, the nonox.
7. seal spool lubricant compositions according to claim 1; It is characterized in that said component (F) is that dialkyl dithio zinc formate, molybdenum dithiophosphate, dibutyl dithio formic acid molybdenum, thiadiazoles derivative, diamyl disulfide are for a kind of of zinc formate or its combination.
8. seal spool lubricant compositions according to claim 2; It is characterized in that; Said component (G) is benzotriazole, dioctyl diphenylamine, 2-mercaptobenzothiazole, 2, a kind of or its combination in 5-dithiadiazole disodium, the synthetic an alkarylsulphonic acid calcium.
9. seal spool lubricant compositions according to claim 2; It is characterized in that said component (H) is a kind of or its combination in phenylformic acid/Sodium Benzoate, Sorbic Acid/POTASSIUM SORBATE GRANULAR WHITE, PHB lipid, dehydro-acetic acid, sodium Diacetate, glucono delta lactone, acetic acid, the Hydrocerol A etc.
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