CN104342263A - High-temperature chain lubricant and preparation method thereof - Google Patents
High-temperature chain lubricant and preparation method thereof Download PDFInfo
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- CN104342263A CN104342263A CN201410507802.1A CN201410507802A CN104342263A CN 104342263 A CN104342263 A CN 104342263A CN 201410507802 A CN201410507802 A CN 201410507802A CN 104342263 A CN104342263 A CN 104342263A
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Abstract
The invention discloses a high-temperature chain lubricant and a preparation method thereof. The high-temperature chain lubricant comprises the following raw materials in parts by weight: 10-30 parts of polydimethyl terephthalate, 20-80 parts of polyvinyl pyridine, 60-100 parts of vinyl acetate, 10-50 parts of zinc sulfide, 40-60 parts of p-phenylenediamine, 70-100 parts of zinc barium stabilizer, 10-20 parts of phellodendrine, 10-20 parts of magnoline, 5-20 parts of silane coupling agent, 6-10 parts of kaolin powder, 40-60 parts of defoamer and 40-80 parts of modifier. The preparation method comprises the following steps: uniformly mixing the polydimethyl terephthalate, polyvinyl pyridine, vinyl acetate, zinc sulfide and p-phenylenediamine, heating to react, and cooling; adding the zinc barium stabilizer, phellodendrine, magnoline, silane coupling agent and kaolin powder, and heating to react; and cooling, adding the defoamer and modifier and stirring uniformly. The melting point is 309-318 DEG C; and the high-temperature chain lubricant has the advantages of favorable high temperature resistance and stable properties, and is slightly influenced by the temperature change.
Description
Technical field
The invention belongs to chain greasisng oil field, particularly relate to high-temperature chain lubricant and preparation method thereof.
Background technology
Chain lubricant is in order to reduce the friction resistance of friction pair, to slow down the lubricant medium of its wearing and tearing.Lubricant can also play the effects such as cooling, cleaning and preventing pollution to friction pair.In order to improve lubricity, suitable additive can be added in some lubricant.When selecting lubricant, generally must consider the motion conditions of friction pair, material, surfaceness, Working environment and working conditions, and the many factors such as the performance of lubricant.In mechanical means, lubricant gives each position needing lubrication by oiling system transmission & distribution mostly.Mineral lubricant (as machinery oil), vegetable lubricant (as Viscotrol C) and animality lubricant (as tallow) is had according to source.In addition, synthetic lubricant is also had, as silicone oil, fatty acid amide, oleic acid, polyester, synthetic ester, carboxylic acid etc.The semisolid lubricating grease of the lubricating oil of oily liquids, grease-like and solid lubricant is had according to proterties.Industrial lubricants (comprising lubricating oil and lubricating grease), human body lubricants can be divided into according to purposes.The kind of lubricant is a lot, is widely used.Lubricant is also usually used in improving mobility and release property in the processing such as plastics, prevents adhesion in machine or in mould and produces the defects such as flake.
The Chinese patent application that application number is 200710033004.X, denomination of invention is " water-base chain lubricant " discloses a kind of lubricant on the high speed conveying belt production lines such as PET bottle, vial, pop can, belongs to chemical lubricants field.Described water-base chain lubricant, proportioning is triethanolamine oleate 3 ~ 8%, trolamine 4 ~ 9%, LF-131 2 ~ 5%, isothiazolinone 1 ~ 3%, polymaleic acid 0.5 ~ 2%, gluconic acid glycosides 4 ~ 9%, EDTA-2NA 4 ~ 10%, benzotriazole 0.5 ~ 2%, sodium xylene sulfonate 0.5 ~ 2%, H2O 65 ~ 75%, described water-base chain lubricant oilness is high, solvability is good, it effectively can reduce the rate of falling bottle for oiling system, improve workshop condition, extend carrier bar work-ing life.But this lubricant fusing point is low, easily melts under the high temperature conditions, affect performance perameter and the result of use of lubricant.
The Chinese patent application that application number is 201210455736.9, denomination of invention is " a kind of high-temperature chain lubricating grease " discloses a kind of high-temperature chain lubricating grease, and it comprises the composition of following weight ratio: base oil 60-80%; Tetrafluoroethylene lubricated granules additive 10%-20%; High-temperature oxidation resistant additive < 8%; Rut preventives < 1%; High-temperature cleaning additive < 10%; Extreme-pressure anti-friction additive 2%-8%.The high-temperature chain lubricating grease of this invention achieves following advantage compared to traditional high-temperature chain lubricating grease: carbon residue is low, noncoking, and chain long-term stability can be kept to run; Excellent oilness and resistance to abrasion; Adhesion property is good, is easy to form oil film, long service life; High high-temperature capability and high speed anti-shear ability, make it handle a situation with ease in high temperature environments.But the viscosity index of this lubricating grease is lower, greatly, during high temperature, performance may change, and affects final result of use in lubricating oil in use variation with temperature oil body change.
Summary of the invention
The present invention is directed to the deficiencies in the prior art, high-temperature chain lubricant and preparation method thereof is provided, high-temperature chain lubricant fusing point is high, viscosity B coefficent is little, stable performance.
The present invention is by the following technical solutions:
High-temperature chain lubricant, comprises the raw material of following parts by weight: poly terephthalic acid dimethyl ester 10 ~ 30 parts, polyvinylpyridine 20 ~ 80 parts, vinyl acetate 60 ~ 100 parts, 10 ~ 50 parts, zinc sulphide, Ursol D 40 ~ 60 parts, zinc barium stablizer 70 ~ 100 parts, Phellodendrine 10 ~ 20 parts, magnoline 10 ~ 20 parts, silane coupling agent 5 ~ 20 parts, 6 ~ 10 parts, kaolin powder, defoamer 40 ~ 60 parts, properties-correcting agent 40 ~ 80 parts.
As a further improvement on the present invention, the raw material of following parts by weight is comprised: poly terephthalic acid dimethyl ester 20 parts, polyvinylpyridine 60 parts, vinyl acetate 70 parts, 30 parts, zinc sulphide, Ursol D 50 parts, zinc barium stablizer 80 parts, Phellodendrine 15 parts, magnoline 15 parts, silane coupling agent 12 parts, 8 parts, kaolin powder, defoamer 50 parts, properties-correcting agent 50 parts.
As a further improvement on the present invention, the particle diameter of kaolin powder is 3 ~ 4 microns.
As a further improvement on the present invention, defoamer is polydimethylsiloxane or trisodium phosphate.
As a further improvement on the present invention, properties-correcting agent is the one in styrene-butylene multipolymer, styrene ethylene-propylene multipolymer, ethylene-propylene, Styrene multipolymer or ethylene-propylene copolymer.
The preparation method of high-temperature chain lubricant, comprises the following steps:
(1) poly terephthalic acid dimethyl ester, polyvinylpyridine, vinyl acetate, zinc sulphide, Ursol D are mixed, be warming up to 100 ~ 200 DEG C of reaction 5 ~ 8h, cooling;
(2) add zinc barium stablizer, Phellodendrine, magnoline, silane coupling agent, kaolin powder, be warming up to 50 ~ 60 DEG C of reaction 1 ~ 2h;
(3) be cooled to 20 ~ 30 DEG C, in 15 ~ 20min, add defoamer, properties-correcting agent, stir.
As a further improvement on the present invention, step (1) temperature of reaction is 155 DEG C, and the reaction times is 7h.
As a further improvement on the present invention, step (2) temperature of reaction is 55 DEG C, and the reaction times is 1.5h.
Principle: react to each other between each component, produces bubble, and the space between molecule and molecule is large, and performance is subject to temperature and changes.After adding defoamer, molecular structure is tight, not yielding, stable in properties.
technique effect
Fusing point of the present invention is 309 ~ 318 DEG C, has good resistance to elevated temperatures.According to the contrast of 40 DEG C of viscosity and 100 DEG C of viscosity, known viscosity B coefficent rate of the present invention is little, and temperature variation is little on the impact of lubricant, stable in properties.
Embodiment
Below in conjunction with specific embodiment, the present invention is further described in detail.
embodiment 1
High-temperature chain lubricant, comprises the raw material of following parts by weight: poly terephthalic acid dimethyl ester 10 parts, polyvinylpyridine 20 parts, vinyl acetate 60 parts, 10 parts, zinc sulphide, Ursol D 40 parts, zinc barium stablizer 70 parts, Phellodendrine 10 parts, magnoline 10 parts, silane coupling agent 5 parts, 6 parts, kaolin powder, defoamer 40 parts, properties-correcting agent 40 parts.
The particle diameter of kaolin powder is 3 microns.
Defoamer is polydimethylsiloxane.
Properties-correcting agent is styrene-butylene multipolymer.
The preparation method of high-temperature chain lubricant, comprises the following steps:
(1) poly terephthalic acid dimethyl ester, polyvinylpyridine, vinyl acetate, zinc sulphide, Ursol D are mixed, be warming up to 100 DEG C of reaction 5h, cooling;
(2) add zinc barium stablizer, Phellodendrine, magnoline, silane coupling agent, kaolin powder, be warming up to 50 DEG C of reaction 1h;
(3) be cooled to 20 DEG C, in 15min, add defoamer, properties-correcting agent, stir.
embodiment 2
High-temperature chain lubricant, comprises the raw material of following parts by weight: poly terephthalic acid dimethyl ester 30 parts, polyvinylpyridine 80 parts, vinyl acetate 100 parts, 50 parts, zinc sulphide, Ursol D 60 parts, zinc barium stablizer 100 parts, Phellodendrine 20 parts, magnoline 20 parts, silane coupling agent 20 parts, 10 parts, kaolin powder, defoamer 60 parts, properties-correcting agent 80 parts.
The particle diameter of kaolin powder is 4 microns.
Defoamer is trisodium phosphate.
Properties-correcting agent is styrene ethylene-propylene multipolymer.
The preparation method of high-temperature chain lubricant, comprises the following steps:
(1) poly terephthalic acid dimethyl ester, polyvinylpyridine, vinyl acetate, zinc sulphide, Ursol D are mixed, be warming up to 200 DEG C of reaction 8h, cooling;
(2) add zinc barium stablizer, Phellodendrine, magnoline, silane coupling agent, kaolin powder, be warming up to 60 DEG C of reaction 2h;
(3) be cooled to 30 DEG C, in 20min, add defoamer, properties-correcting agent, stir.
embodiment 3
High-temperature chain lubricant, comprises the raw material of following parts by weight: poly terephthalic acid dimethyl ester 20 parts, polyvinylpyridine 60 parts, vinyl acetate 70 parts, 30 parts, zinc sulphide, Ursol D 50 parts, zinc barium stablizer 80 parts, Phellodendrine 15 parts, magnoline 15 parts, silane coupling agent 12 parts, 8 parts, kaolin powder, defoamer 50 parts, properties-correcting agent 50 parts.
The particle diameter of kaolin powder is 3 ~ 4 microns.
Defoamer is polydimethylsiloxane or trisodium phosphate.
Properties-correcting agent is the one in styrene-butylene multipolymer, styrene ethylene-propylene multipolymer, ethylene-propylene, Styrene multipolymer or ethylene-propylene copolymer.
The preparation method of high-temperature chain lubricant, comprises the following steps:
(1) poly terephthalic acid dimethyl ester, polyvinylpyridine, vinyl acetate, zinc sulphide, Ursol D are mixed, be warming up to 155 DEG C of reaction 7h, cooling;
(2) add zinc barium stablizer, Phellodendrine, magnoline, silane coupling agent, kaolin powder, be warming up to 55 DEG C of reaction 1.5h;
(3) be cooled to 25 DEG C, in 18min, add defoamer, properties-correcting agent, stir.
embodiment 4
High-temperature chain lubricant, comprises the raw material of following parts by weight: poly terephthalic acid dimethyl ester 12 parts, polyvinylpyridine 25 parts, vinyl acetate 68 parts, 20 parts, zinc sulphide, Ursol D 50 parts, zinc barium stablizer 80 parts, Phellodendrine 13 parts, magnoline 13 parts, silane coupling agent 12 parts, 7 parts, kaolin powder, defoamer 42 parts, properties-correcting agent 42 parts.
The particle diameter of kaolin powder is 3.2 microns.
Defoamer is polydimethylsiloxane.
Properties-correcting agent is ethylene-propylene, Styrene multipolymer.
The preparation method of high-temperature chain lubricant, comprises the following steps:
(1) poly terephthalic acid dimethyl ester, polyvinylpyridine, vinyl acetate, zinc sulphide, Ursol D are mixed, be warming up to 180 DEG C of reaction 6h, cooling;
(2) add zinc barium stablizer, Phellodendrine, magnoline, silane coupling agent, kaolin powder, be warming up to 58 DEG C of reaction 1.8h;
(3) be cooled to 28 DEG C, in 12min, add defoamer, properties-correcting agent, stir.
comparative example
Identical with embodiment 1, unlike: not containing defoamer.
performance test
Performance test is carried out to embodiment 1 ~ 4 and comparative example, the results are shown in Table 1.
Table 1
| Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Comparative example | |
| Fusing point (DEG C) | 312 | 309 | 318 | 310 | 182 |
| 40 DEG C of viscosity (mm 2/s） | 100 | 89 | 93 | 92 | 76 |
| 100 DEG C of viscosity (mm 2/s） | 32 | 21 | 23 | 25 | 8 |
Conclusion: known according to table 1, fusing point of the present invention is 309 ~ 318 DEG C, not containing the fusing point only 182 DEG C of the comparative example of defoamer, illustrates that tolerable temperature of the present invention is higher, has good resistance to elevated temperatures.According to the contrast of 40 DEG C of viscosity and 100 DEG C of viscosity, the viscosity B coefficent of known comparative example is large, and perishable, viscosity B coefficent rate of the present invention is little, and temperature variation is little on the impact of lubricant, stable in properties.
Claims (8)
1. high-temperature chain lubricant, it is characterized in that, comprise the raw material of following parts by weight: poly terephthalic acid dimethyl ester 10 ~ 30 parts, polyvinylpyridine 20 ~ 80 parts, vinyl acetate 60 ~ 100 parts, 10 ~ 50 parts, zinc sulphide, Ursol D 40 ~ 60 parts, zinc barium stablizer 70 ~ 100 parts, Phellodendrine 10 ~ 20 parts, magnoline 10 ~ 20 parts, silane coupling agent 5 ~ 20 parts, 6 ~ 10 parts, kaolin powder, defoamer 40 ~ 60 parts, properties-correcting agent 40 ~ 80 parts.
2. high-temperature chain lubricant according to claim 1, is characterized in that: the raw material comprising following parts by weight: poly terephthalic acid dimethyl ester 20 parts, polyvinylpyridine 60 parts, vinyl acetate 70 parts, 30 parts, zinc sulphide, Ursol D 50 parts, zinc barium stablizer 80 parts, Phellodendrine 15 parts, magnoline 15 parts, silane coupling agent 12 parts, 8 parts, kaolin powder, defoamer 50 parts, properties-correcting agent 50 parts.
3. high-temperature chain lubricant according to claim 1, is characterized in that: the particle diameter of kaolin powder is 3 ~ 4 microns.
4. high-temperature chain lubricant according to claim 1, is characterized in that: defoamer is polydimethylsiloxane or trisodium phosphate.
5. high-temperature chain lubricant according to claim 1, is characterized in that: properties-correcting agent is the one in styrene-butylene multipolymer, styrene ethylene-propylene multipolymer, ethylene-propylene, Styrene multipolymer or ethylene-propylene copolymer.
6. the preparation method of high-temperature chain lubricant according to claim 1, is characterized in that: comprise the following steps:
(1) poly terephthalic acid dimethyl ester, polyvinylpyridine, vinyl acetate, zinc sulphide, Ursol D are mixed, be warming up to 100 ~ 200 DEG C of reaction 5 ~ 8h, cooling;
(2) add zinc barium stablizer, Phellodendrine, magnoline, silane coupling agent, kaolin powder, be warming up to 50 ~ 60 DEG C of reaction 1 ~ 2h;
(3) be cooled to 20 ~ 30 DEG C, in 15 ~ 20min, add defoamer, properties-correcting agent, stir.
7. the preparation method of high-temperature chain lubricant according to claim 6, is characterized in that: step (1) temperature of reaction is 155 DEG C, and the reaction times is 7h.
8. the preparation method of high-temperature chain lubricant according to claim 6, is characterized in that: step (2) temperature of reaction is 55 DEG C, and the reaction times is 1.5h.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410507802.1A CN104342263A (en) | 2014-09-28 | 2014-09-28 | High-temperature chain lubricant and preparation method thereof |
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| CN201410507802.1A CN104342263A (en) | 2014-09-28 | 2014-09-28 | High-temperature chain lubricant and preparation method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106381192A (en) * | 2016-08-29 | 2017-02-08 | 吴美燕 | Preparation method of graphene hydraulic oil |
| CN107325869A (en) * | 2017-07-12 | 2017-11-07 | 合肥轻风飏电气科技有限责任公司 | A kind of electrical equipment lubricating oil and preparation method |
| CN109022116A (en) * | 2018-06-25 | 2018-12-18 | 北京安洁康生物科技有限公司 | A kind of filling beer high-speed line Special chain road lubricant and the preparation method and application thereof method |
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| CN1931918A (en) * | 2006-09-07 | 2007-03-21 | 浙江俊尔新材料有限公司 | Thermoplastic elastomer for filming dacron cloth |
| CN102250672A (en) * | 2011-06-07 | 2011-11-23 | 山东源根石油化工有限公司 | Mineral-oil-based high-temperature chain oil and preparation method thereof |
| CN102965178A (en) * | 2012-10-30 | 2013-03-13 | 武汉博达特种润滑技术有限公司 | High-speed chain lubricating grease and preparation method thereof |
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Patent Citations (4)
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| US20030104956A1 (en) * | 1994-04-28 | 2003-06-05 | Schaefer Thomas G. | Synthetic lubricant base stock formed from high content branched chain acid mixtures |
| CN1931918A (en) * | 2006-09-07 | 2007-03-21 | 浙江俊尔新材料有限公司 | Thermoplastic elastomer for filming dacron cloth |
| CN102250672A (en) * | 2011-06-07 | 2011-11-23 | 山东源根石油化工有限公司 | Mineral-oil-based high-temperature chain oil and preparation method thereof |
| CN102965178A (en) * | 2012-10-30 | 2013-03-13 | 武汉博达特种润滑技术有限公司 | High-speed chain lubricating grease and preparation method thereof |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106381192A (en) * | 2016-08-29 | 2017-02-08 | 吴美燕 | Preparation method of graphene hydraulic oil |
| CN106381192B (en) * | 2016-08-29 | 2019-04-12 | 淄博惠华石油添加剂有限公司 | A kind of preparation method of graphene hydraulic oil |
| CN107325869A (en) * | 2017-07-12 | 2017-11-07 | 合肥轻风飏电气科技有限责任公司 | A kind of electrical equipment lubricating oil and preparation method |
| CN109022116A (en) * | 2018-06-25 | 2018-12-18 | 北京安洁康生物科技有限公司 | A kind of filling beer high-speed line Special chain road lubricant and the preparation method and application thereof method |
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Application publication date: 20150211 |
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