CN103642562B - Synthetic high-temperature chain oil and its preparation method - Google Patents
Synthetic high-temperature chain oil and its preparation method Download PDFInfo
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- CN103642562B CN103642562B CN201310565014.3A CN201310565014A CN103642562B CN 103642562 B CN103642562 B CN 103642562B CN 201310565014 A CN201310565014 A CN 201310565014A CN 103642562 B CN103642562 B CN 103642562B
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Abstract
The invention relates to the technical field of lubricating oil, and relates to synthetic high-temperature chain oil and a preparation method. The synthetic high-temperature chain oil comprises the components of 40-60 parts of poly alkylene glycol, 20-25 parts of polyester, 15-20 parts of perfluoro hydrocarbons synthetic oil, 0.5-2 parts of base oil solvent and 5-15 parts of ashless composite additive. The synthetic high-temperature chain oil has advantages of safe usage under high temperature condition, has good penetration lubricity under high temperature condition, has excellent lubrication effect, can ensure the equipment cleanliness under high temperature operation, and has the characteristics of easy flowing at low temperature, low toxicity, easy decomposition and environment friendliness.
Description
Technical field
the present invention relates to technical field of lubricating oil, is a kind of synthesis type high-temperature chain oil and preparation method thereof.
Background technology
synthesis type high-temperature chain oil is a kind of lube product of novel excellence.It is the lube product that a class that the synthetic base oil of three kinds or more and composite additive obtain has premium properties.But the synthesis type high-temperature chain oil generally used at present still also exists following problem: 1. flash-point is not high, safe handling property is low; 2. there is carbon residue to remain, contaminated equipment; 3. lubricity is not good enough; 4. low-temperature fluidity is bad; 5. waste oil not easily decomposes has contamination to environment.
Summary of the invention
the invention provides a kind of synthesis type high-temperature chain oil and preparation method thereof, overcome the deficiency of above-mentioned prior art, its can effectively solve the synthesis type high-temperature chain oil generally used at present also exist flash-point not high, have that carbon residue is residual, lubricity is not good enough, low-temperature fluidity is bad and the not labile problem of waste oil.
one of technical scheme of the present invention is realized by following measures: a kind of synthesis type high-temperature chain oil raw materials by weight portion consists of: polyalkylene glycol 40 parts to 60 parts, polyester 20 parts to 25 parts, perfluoroalkanes synthetic oil 15 parts to 20 parts, base oil solvent 0.5 part to 2 parts and ashless composite additive 5 parts to 15 parts.
here is the further optimization and/or improvements to one of foregoing invention technical scheme:
above-mentioned synthesis type high-temperature chain oil obtains as follows: the first step, polyalkylene glycol is heated to 45 DEG C to 60 DEG C, and constant temperature 2 is little of 8 hours, polyester and perfluoroalkanes synthetic oil is joined in the polyalkylene glycol after constant temperature and also constantly stirs; Second step, continues to add base oil solvent wherein, obtains mixing oil product after mixing, temperature be 80 DEG C to 90 DEG C, pressure carries out underpressure distillation to without overhead product under-0.88MPa condition to mixing oil product for-0.7MPa, heat up in a steamer excess and be first oil product; 3rd step, ashless composite additive is joined in first oil product, first oil product is mixed with ashless composite additive under temperature is 50 DEG C to 70 DEG C conditions with recycle pump, controlled circulation pump outlet pressure is more than or equal to 10MPa, after first oil product fully mixes with ashless composite additive, namely obtain synthesis type high-temperature chain oil.
in the above-mentioned the first step, polyester and perfluoroalkanes synthetic oil to be joined in the polyalkylene glycol after constant temperature to stir under stir speed (S.S.) is 40r/min to 80r/min condition 1.5 little of 3 hours.
above-mentioned polyalkylene glycol is the polypropylene glycol monobutyl ether synthesis oils that molecular weight is greater than 1500; Or/and polyester is the polyester that polyprotonic acid and polyol reaction generate; Or/and perfluoroalkanes synthetic oil is the model that du pont company produces is the perfluoroalkyl polyethers of PFPE-K; Or/and ashless composite additive is the model of being produced by Run Yinglian company is the product of SVD-7013; Or/and solvent is act on behalf of by Shanghai nanogram trading company the PAO series product that the model of producing is PAO4 or PAO6.
two of technical scheme of the present invention is realized by following measures: a kind of preparation method of synthesis type high-temperature chain oil carries out in the steps below: the first step, polyalkylene glycol is heated to 45 DEG C to 60 DEG C, constant temperature 2 is little of 8 hours, polyester and perfluoroalkanes synthetic oil is joined in the polyalkylene glycol after constant temperature and also constantly stirs; Second step, continues to add base oil solvent wherein, obtains mixing oil product after mixing, temperature be 80 DEG C to 90 DEG C, pressure carries out underpressure distillation to without overhead product under-0.88MPa condition to mixing oil product for-0.7MPa, heat up in a steamer excess and be first oil product; 3rd step, ashless composite additive is joined in first oil product, first oil product is mixed with ashless composite additive under temperature is 50 DEG C to 70 DEG C conditions with recycle pump, controlled circulation pump outlet pressure is more than or equal to 10MPa, after first oil product fully mixes with ashless composite additive, namely obtain synthesis type high-temperature chain oil; Wherein the raw materials by weight portion of synthesis type high-temperature chain oil consists of: polyalkylene glycol 40 parts to 60 parts, polyester 20 parts to 25 parts, perfluoroalkanes synthetic oil 15 parts to 20 parts, base oil solvent 0.5 part to 2 parts and ashless composite additive 5 parts to 15 parts.
here is the further optimization and/or improvements to foregoing invention technical scheme two:
in the above-mentioned the first step, polyester and perfluoroalkanes synthetic oil to be joined in the polyalkylene glycol after constant temperature to stir under stir speed (S.S.) is 40r/min to 80r/min condition 1.5 little of 3 hours.
above-mentioned polyalkylene glycol is the polypropylene glycol monobutyl ether synthesis oils that molecular weight is greater than 1500; Or/and polyester is the polyester that polyprotonic acid and polyol reaction generate; Or/and perfluoroalkanes synthetic oil is the model that du pont company produces is the perfluoroalkyl polyethers of PFPE-K; Or/and ashless composite additive is the model of being produced by Run Yinglian company is the product of SVD-7013; Or/and solvent is act on behalf of by Shanghai nanogram trading company the PAO series product that the model of producing is PAO4 or PAO6.
the present invention has safe handling under worst hot case, infiltration oilness under worst hot case is better, lubricant effect is excellent, and can ensure the equipment cleaning degree that worst hot case running is lower, and there is easily flowing at a lower temperature, feature that low toxicity easily decomposes the performances such as environmental friendliness.
Embodiment
the present invention by the restriction of following embodiment, can not determine concrete embodiment according to technical scheme of the present invention and practical situation.Below in conjunction with embodiment, the invention will be further described:
embodiment 1, this synthesis type high-temperature chain oil raw materials by weight portion consists of: polyalkylene glycol 40 parts to 60 parts, polyester 20 parts to 25 parts, perfluoroalkanes synthetic oil 15 parts to 20 parts, base oil solvent 0.5 part to 2 parts and ashless composite additive 5 parts to 15 parts.
embodiment 2, this synthesis type high-temperature chain oil raw materials by weight portion consists of: polyalkylene glycol 40 parts or 60 parts, polyester 20 parts or 25 parts, perfluoroalkanes synthetic oil 15 parts or 20 parts, base oil solvent 0.5 part or 2 parts and ashless composite additive 5 parts or 15 parts.
embodiment 3, preferred as above-described embodiment, this synthesis type high-temperature chain oil obtains by following index method: the first step, polyalkylene glycol is heated to 45 DEG C to 60 DEG C, constant temperature 2 is little of 8 hours, polyester and perfluoroalkanes synthetic oil is joined in the polyalkylene glycol after constant temperature and also constantly stirs; Second step, continues to add base oil solvent wherein, obtains mixing oil product after mixing, temperature be 80 DEG C to 90 DEG C, pressure carries out underpressure distillation to without overhead product under-0.88MPa condition to mixing oil product for-0.7MPa, heat up in a steamer excess and be first oil product; 3rd step, ashless composite additive is joined in first oil product, first oil product is mixed with ashless composite additive under temperature is 50 DEG C to 70 DEG C conditions with recycle pump, controlled circulation pump outlet pressure is more than or equal to 10MPa, after first oil product fully mixes with ashless composite additive, namely obtain synthesis type high-temperature chain oil.Second step constant temperature contributes to polyalkylene glycol mediation viscosity is effectively reduced, and contributes to the mutual dissolving of polyester and perfluoroalkanes synthetic oil and polyalkylene glycol; Add ashless composite additive and effectively can ensure the function such as the lubrication resistance to abrasion of oil product, good dispersiveness, excellent antiseptic property.
embodiment 4, preferred as above-described embodiment, this synthesis type high-temperature chain oil obtains by following index method: the first step, polyalkylene glycol is heated to 45 DEG C or 60 DEG C, constant temperature 2 hours or 8 hours, joins polyester and perfluoroalkanes synthetic oil in the polyalkylene glycol after constant temperature and also constantly stirs; Second step, continues to add base oil solvent wherein, obtains mixing oil product after mixing, temperature be 80 DEG C or 90 DEG C, pressure for carrying out underpressure distillation to without overhead product to mixing oil product under-0.7MPa or-0.88MPa condition, heat up in a steamer excess and be first oil product; 3rd step, ashless composite additive is joined in first oil product, first oil product is mixed with ashless composite additive under temperature is 50 DEG C or 70 DEG C of conditions with recycle pump, controlled circulation pump outlet pressure is more than or equal to 10MPa, after first oil product fully mixes with ashless composite additive, namely obtain synthesis type high-temperature chain oil.
embodiment 5, preferred as embodiment 3 and embodiment 4, in the first step, polyester and perfluoroalkanes synthetic oil are joined in the polyalkylene glycol after constant temperature stir under stir speed (S.S.) is 40r/min to 80r/min condition 1.5 little of 3 hours.The first step stirs stirring when joining in the polyalkylene glycol after constant temperature from polyester and perfluoroalkanes synthetic oil, after polyester, perfluoroalkanes synthetic oil and polyalkylene glycol mix completely, stir and start timing, it is main that concrete churning time inspection surveys end properties index.
embodiment 6, as the optimization of above-described embodiment, polyalkylene glycol is the polypropylene glycol monobutyl ether synthesis oils that molecular weight is greater than 1500; Or/and polyester is the polyester that polyprotonic acid and polyol reaction generate; Or/and perfluoroalkanes synthetic oil is the model that du pont company produces is the perfluoroalkyl polyethers of PFPE-K; Or/and ashless composite additive is the model of being produced by Run Yinglian company is the product of SVD-7013; Or/and solvent is act on behalf of by Shanghai nanogram trading company the PAO series product that the model of producing is PAO4 or PAO6.
the index of each side such as the lubricity of the synthesis type high-temperature chain oil obtained according to embodiment of the present invention method is detected:
the viscosity of oil product and viscosity index illustrate normal temperature and the temperature flowing performance of oil product, and viscosity is high, illustrate and form oil film thickness, be conducive to lubrication, viscosity index illustrates the temperature variant physicals of oil product, and viscosity index is higher, illustrates that oil viscosity varies with temperature rate little; The pour point of oil product is lower, and oil product can be fluid shape in low temperature environment, plays effective lubrication pour point lower, remains liquid under the low temperature of oil product is described, can effective lubrication equipment, and pour point value illustrates oil low-temperature flow state; The neutralization value of oil product ensures that the organic acid of oil product is in controlled range, and neutralization value is lower, and the corrodibility of oil product to equipment is less, and neutralization value illustrates the organic acid content of oil product; The vaporization losses of oil product ensures that oil product is under the environment of high temperature non-stop run, enough oil products can be left and carry out equipment lubrication, evaporation number is less simultaneously, and in oil product environment for use, mist of oil produces fewer, and vaporization losses illustrates the lubricating oil content that oil product is residual under continuous high temperature operating mode; The anti-oxidative stability of oil product ensures that oil product is under storage with worst hot case, reduce deterioration by oxidation degree in the storage process of oil product, the raw carbon of further minimizing oil product coking under worst hot case, the spatter property of guarantee equipment, anti-oxidative stability illustrates that oil product is deposited and the anti-oxidant rotten ability in use procedure; What the infiltration oilness of oil product ensured gap trickle by equipment room under oil product in working order penetrates into inside, and play lubrication and rust inhibition, infiltration oilness illustrates mobility and the lubricating and antirust of oil product; The open flash point of oil product is higher, illustrates that oil product uses under worst hot case safer, and open flash point illustrates the safe application performance of oil product; The carbon residue of oil product is lower; what oil product was described contains unfavorable component alkene, and aromatic hydrocarbon content is few, illustrates that the residue after oil product use is fewer simultaneously; the degree of cleaning of maintenance equipment be easy to cleaning equipment, carbon residue illustrates the component capacity of decomposition at high operating temperatures of oil product; The capacity of decomposition of oil product is higher, and oil product is fewer at natural residue, is conducive to Environmental Role, and capacity of decomposition illustrates in oil product containing component concentration that is labile, environmental protection.
volkdwagen lubricating oil is the higher lube product of the good cost performance of current public effect known in this field, also be a kind of synthesis type high-temperature chain oil, can as the representative of this area lube product, contrast in the index of lubricity each side with Volkdwagen lubricating oil and the synthesis type high-temperature chain oil obtained according to embodiment of the present invention method, more convincing, viscosity is carried out to Volkdwagen lubricating oil with according to the synthesis type high-temperature chain oil that embodiment of the present invention method obtains, viscosity index, pour point, neutralization value, vaporization losses, anti-oxidative stability, infiltration oilness, flash-point, the detection of carbon residue Sum decomposition ability aspect index, (following oil product is all Volkdwagen lubricating oil or/and the synthesis type high-temperature chain oil that obtains according to embodiment of the present invention method) detects oil product with GB/T-265 should>=280 mm the viscosity of 40 DEG C
2
/ s, the viscosity index detecting oil product with GB/T1995 answers>=110, with GB/T 3535 detect oil product pour point should≤-20 DEG C, the neutralization value detecting oil product with GB/T 4945 answers≤1.0 mkgKOH/g, with GB/T 7325 detect oil product under 99 DEG C of conditions, heat 22h after vaporization losses should≤2.0%,>=240 min are answered in the oxidation stability that 150 DEG C are detected oil product with GB/T 388, the infiltration oilness detecting oil product under 100 DEG C of conditions answers>=5 cm/min, the open flash point detecting oil product with GB/T 3536 answers>=290 DEG C, the carbon residue detecting oil product with GB/T 268 answers≤0.2% (m/m), the capacity of decomposition detecting oil product with ASTM D5864 answers>=50%.Detect the average data of each index in table 1, as can be seen from data in table 1, obtain synthesis type high-temperature chain oil according to embodiment of the present invention method and all meet standard value requirement, and indices effect is all better than the higher Volkdwagen lubricating oil of the good cost performance of public effect known in this field, therefore, it is possible to illustrate that obtaining synthesis type high-temperature chain oil according to embodiment of the present invention method has and moistened effect preferably, can use as the lubrication product that lubricity each side index is excellent.
table 1. the present invention mixing oil product indices mean value
therefore, obtain synthesis type high-temperature chain oil according to the embodiment of the present invention and have excellent flash-point, amass without carbon residue, under high temperature, vaporization losses is low, permeate agent lubricity good under high temperature, anti-oxidative stability good under high temperature, the advantages such as good low-temperature fluidity, invention increases the flash-point that synthesis type high-temperature chain oil is high, ensure safety in utilization, fabulous infiltration lubricity under high temperature, makes it at high temperature work long hours and to remain without carbon distribution, ensures the degree of cleaning of equipment; Improve synthesis type high-temperature chain oil and at high temperature there is extremely low vaporization losses in long time running process, make its not oxidation stain under operating ambient temperature, available protecting equipment life; And have easily flow at a lower temperature, low toxicity easily decomposes the feature of the performances such as environmental friendliness.The present invention has safe handling under worst hot case, infiltration oilness under worst hot case is better, lubricant effect is excellent, and can ensure the equipment cleaning degree that worst hot case running is lower, and there is easily flowing at a lower temperature, feature that low toxicity easily decomposes the performances such as environmental friendliness.
above technical characteristic constitutes embodiments of the invention, and it has stronger adaptability and implementation result, can increase and decrease non-essential technical characteristic according to actual needs, meet the demand of different situations.
Claims (5)
1. a synthesis type high-temperature chain oil, is characterized in that raw materials by weight portion consists of: polyalkylene glycol 40 parts to 60 parts, polyester 20 parts to 25 parts, perfluoroalkanes synthetic oil 15 parts to 20 parts, base oil solvent 0.5 part to 2 parts and ashless composite additive 5 parts to 15 parts; Wherein: polyalkylene glycol is the polypropylene glycol monobutyl ether synthesis oils that molecular weight is greater than 1500; Polyester is the polyester that polyprotonic acid and polyol reaction generate; Perfluoroalkanes synthetic oil is the model that du pont company produces is the perfluoroalkyl polyethers of PFPE-K; Solvent is act on behalf of by Shanghai nanogram trading company the PAO series product that the model of producing is PAO4 or PAO6.
2. synthesis type high-temperature chain oil according to claim 1, it is characterized in that obtaining as follows: the first step, polyalkylene glycol is heated to 45 DEG C to 60 DEG C, constant temperature 2 is little of 8 hours, polyester and perfluoroalkanes synthetic oil is joined in the polyalkylene glycol after constant temperature and also constantly stirs; Second step, continues to add base oil solvent wherein, obtains mixing oil product after mixing, temperature be 80 DEG C to 90 DEG C, pressure carries out underpressure distillation to without overhead product under-0.88MPa condition to mixing oil product for-0.7MPa, heat up in a steamer excess and be first oil product; 3rd step, ashless composite additive is joined in first oil product, first oil product is mixed with ashless composite additive under temperature is 50 DEG C to 70 DEG C conditions with recycle pump, controlled circulation pump outlet pressure is more than or equal to 10MPa, after first oil product fully mixes with ashless composite additive, namely obtain synthesis type high-temperature chain oil.
3. synthesis type high-temperature chain oil according to claim 2, it is characterized in that in the first step, polyester and perfluoroalkanes synthetic oil to be joined in the polyalkylene glycol after constant temperature to stir under stir speed (S.S.) is 40r/min to 80r/min condition 1.5 little of 3 hours.
4. the preparation method of a synthesis type high-temperature chain oil according to claim 1, it is characterized in that carrying out in the steps below: the first step, polyalkylene glycol is heated to 45 DEG C to 60 DEG C, constant temperature 2 is little of 8 hours, polyester and perfluoroalkanes synthetic oil is joined in the polyalkylene glycol after constant temperature and also constantly stirs; Second step, continues to add base oil solvent wherein, obtains mixing oil product after mixing, temperature be 80 DEG C to 90 DEG C, pressure carries out underpressure distillation to without overhead product under-0.88MPa condition to mixing oil product for-0.7MPa, heat up in a steamer excess and be first oil product; 3rd step, ashless composite additive is joined in first oil product, first oil product is mixed with ashless composite additive under temperature is 50 DEG C to 70 DEG C conditions with recycle pump, controlled circulation pump outlet pressure is more than or equal to 10MPa, after first oil product fully mixes with ashless composite additive, namely obtain synthesis type high-temperature chain oil.
5. the preparation method of synthesis type high-temperature chain oil according to claim 4, it is characterized in that in the first step, polyester and perfluoroalkanes synthetic oil to be joined in the polyalkylene glycol after constant temperature to stir under stir speed (S.S.) is 40r/min to 80r/min condition 1.5 little of 3 hours.
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| CN108251192A (en) * | 2016-12-29 | 2018-07-06 | 上海禾泰特种润滑科技股份有限公司 | Chain lubricant combination and preparation method thereof |
| CN107353980A (en) * | 2017-07-26 | 2017-11-17 | 合肥铭佑高温技术有限公司 | A kind of high-temperature chain oil composition and preparation method thereof |
| CN107653039A (en) * | 2017-09-29 | 2018-02-02 | 新疆金雪驰科技股份有限公司 | High-temperature chain oil compatible with water soluble coating and preparation method thereof |
| CN109054940A (en) * | 2018-07-03 | 2018-12-21 | 烟台恒邦化工有限公司 | A kind of long-life synthesis type wind power gear special oil and preparation method thereof |
| CN114657007A (en) * | 2021-12-25 | 2022-06-24 | 科特龙流体科技（扬州）有限公司 | Multipurpose temperature-resistant lubricating oil and preparation method thereof |
| CN116463163A (en) * | 2023-04-23 | 2023-07-21 | 广东嘉福新材料科技有限公司 | Wear-resistant lubricating oil composition and preparation method thereof |
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| JP4813668B2 (en) * | 2001-01-22 | 2011-11-09 | 株式会社Ａｄｅｋａ | Polyalkylene glycol lubricant |
| CN103343042B (en) * | 2013-07-26 | 2014-12-10 | 中国石油化工股份有限公司 | Water-based chain lubricant |
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