CN105316031A - Method for directly preparing coal-based base oil by coal indirect liquefied oil product - Google Patents
Method for directly preparing coal-based base oil by coal indirect liquefied oil product Download PDFInfo
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- CN105316031A CN105316031A CN201510881150.2A CN201510881150A CN105316031A CN 105316031 A CN105316031 A CN 105316031A CN 201510881150 A CN201510881150 A CN 201510881150A CN 105316031 A CN105316031 A CN 105316031A
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Abstract
The invention relates to utilization of coal indirect liquefied oil, particularly relates to a method for preparing coal-based base oil by the coal indirect liquefied oil, and aims to solve the technical problem of providing the method for preparing the coal-based base oil directly by utilizing a light fuel product prepared by coal indirect liquefaction. According to the technical scheme, the method for preparing the coal-based base oil directly from a coal indirect liquefied oil product uses an oil product prepared by coal indirect liquefaction as a raw material to perform a hydroisomerization reaction by virtue of a fixed bed so as to directly obtain the product base oil, wherein the reaction pressure is 10.0-15.0MPa, the reaction temperature is 300-400DEG C, the reaction airspeed is 1.0-2.0h<-1>, and the catalyst is ZSM-22.
Description
Technical field
The present invention relates to the method for the utilization of ICL for Indirect Coal Liquefaction oil and the coal-based base oil of preparation of concrete use.
Background technology
Lubricating oil is indispensable auxiliary chemicals in industrial production, and base oil is then the requisite raw material of formulated oil.Along with the rapid growth of the industry consumption such as China's automobile and machinery, drive the quick growth of domestic formulated oil consumption foundation oil demand.Current internal lube oil production base oil is not enough, still needs dependence on import to solve, nearly 2,090,000 tons of China's inlet elementary oil in 2010.The lubricating oil that common low side formulation of base oil is made, low-temperature performance is bad, and aromaticity content is high, and high viscosity Esters oil performance is pretty good, although certain breach can be made up, high cost.Therefore develop high performance-price ratio, the base oil of excellent property becomes the inevitable choice of each large enterprises.Fischer-Tropsch synthesis oil has without aromatic hydrocarbons, without unique character such as sulphur, in high-grade base oil, special solvent oil, has advantageous advantage.
Patent CN200910012499.7 disclose a kind of with the deasphalted oil of the vacuum distillate of hydrocracking tail oil, hydrotreatment and hydrotreatment for raw material, prepared the method for base oil by isomerization dewaxing.
Summary of the invention
The present invention overcomes the deficiencies in the prior art, and technical problem to be solved is to provide a kind of method utilizing ICL for Indirect Coal Liquefaction gained light-end products directly to prepare coal-based base oil.
For solving the problems of the technologies described above, the technical solution adopted in the present invention is: ICL for Indirect Coal Liquefaction oil product directly prepares the method for coal-based base oil, the oil product made with ICL for Indirect Coal Liquefaction is raw material, uses fixed bed to carry out hygrogenating isomerization reaction, directly obtains product base oil; Reaction conditions is:
Reaction pressure: 10.0 ~ 15.0MPa,
Temperature of reaction: 300 ~ 400 DEG C,
Reaction velocity: 1.0 ~ 2.0h
-1;
Catalyzer is: ZSM-22.
The oil product that described ICL for Indirect Coal Liquefaction is made is the mixture of the lightweight oil made of ICL for Indirect Coal Liquefaction and Fe-W series catalysts; Preferred quality proportioning is lightweight oil: Fe-W system=100:0.6-1.3.
The fixed bed adopted can select one independently fixed-bed reactor also can be composed in series fixed bed group by multiple fixed-bed reactor.
Compared with prior art the present invention has following beneficial effect.
The light-end products that present method is made using ICL for Indirect Coal Liquefaction, as starting material, by the adjustment of catalytic condition and hydroisomerizing condition, achieve the coal-based base oil being directly prepared from excellent property, and this base oil has without aromatic hydrocarbons, without unique character such as sulphur.
Method of the present invention has been widened and has been applied to electronics, intermetallic composite coating, makeup mediation, food-processing, the raw material of the base oil of the industries such as weaving and printing and dyeing and preparation method.
Embodiment
Below in conjunction with specific embodiment, the invention will be further described.
Preparation method
The lightweight oil that present method is prepared from ICL for Indirect Coal Liquefaction is for raw material, fixed bed hydrogenation isomery is used to prepare base oil, be specially: add Fe-W series catalysts in the lightweight oil be first prepared to ICL for Indirect Coal Liquefaction, the addition of catalyzer is the 0.6-1.3% of lightweight oil quality.The two, fully after mixing, enters from fixed bed top and carries out hydroisomerizing reaction, fixed bed hydrogenation isomery condition be: reaction pressure is 10.0 ~ 15.0MPa, and temperature of reaction is 300 ~ 400 DEG C, and air speed is 1.0 ~ 2.0h
-1, catalyzer is ZSM-22.After hybrid reaction abundant in fixed bed, products obtained therefrom can directly based on oil; Also the target product of corresponding conditions can be obtained through normal pressure with underpressure distillation.
Embodiment 1
Choose the preparation of a kind of typical ICL for Indirect Coal Liquefaction and obtain light-end products be raw material, its character is as table 1, and according to the method described above, concrete technology condition is: lightweight oil: Fe-W series catalysts=100:1; Reaction pressure is 13.0MPa, and temperature of reaction is 350 ± 5 DEG C, and air speed is 1.5h
-1, catalyzer is ZSM-22.
The main performance index of the coal-based base oil obtained is as shown in table 2:
As can be seen from Table 2, the base oil PAO of the specific cut of gained (cut is consistent with raw material lightweight oil), its salient features is consistent with raw material lightweight oil.Namely according to the method for the application, can according to the requirement to base oil performance, the lightweight oil prepared by autotelic selection ICL for Indirect Coal Liquefaction, as raw material, simplifies preparation technology and the detection of base oil.
Embodiment 2
Choose a kind of ICL for Indirect Coal Liquefaction preparation and obtain light-end products be raw material, according to the method described above, concrete technology condition is: lightweight oil: Fe-W series catalysts=100:0.6; Reaction pressure is 15.0MPa, and temperature of reaction is 395 ± 5 DEG C, and air speed is 1.5h
-1, catalyzer is ZSM-22.
Embodiment 3
Choose a kind of ICL for Indirect Coal Liquefaction preparation and obtain light-end products be raw material, according to the method described above, concrete technology condition is: lightweight oil: Fe-W series catalysts=100:0.8; Reaction pressure is 14.0MPa, and temperature of reaction is 370 ± 5 DEG C, and air speed is 2.0h
-1, catalyzer is ZSM-22.
Embodiment 4
Choose a kind of ICL for Indirect Coal Liquefaction preparation and obtain light-end products be raw material, according to the method described above, concrete technology condition is: lightweight oil: Fe-W series catalysts=100:1.3; Reaction pressure is 10.0MPa, and temperature of reaction is 310 ± 5 DEG C, and air speed is 1.0h
-1, catalyzer is ZSM-22.
The present invention can summarize with other the specific form without prejudice to spirit of the present invention or principal character.Therefore, no matter from which point, above-mentioned embodiment of the present invention all can only be thought explanation of the present invention and can not limit invention, claims indicate scope of the present invention, and scope of the present invention is not pointed out in above-mentioned explanation, therefore, any change in the implication suitable with claims of the present invention and scope, all should think to be included in the scope of claims.
Claims (4)
1. ICL for Indirect Coal Liquefaction oil product directly prepares the method for coal-based base oil, it is characterized in that:
The oil product made with ICL for Indirect Coal Liquefaction is raw material, uses fixed bed to carry out hygrogenating isomerization reaction, directly obtains the coal-based base oil of product; Reaction conditions is:
Reaction pressure: 10.0 ~ 15.0MPa,
Temperature of reaction: 300 ~ 400 DEG C,
Reaction velocity: 1.0 ~ 2.0h
-1;
Catalyzer is: ZSM-22;
The oil product that described ICL for Indirect Coal Liquefaction is made is the mixture of the lightweight oil made of ICL for Indirect Coal Liquefaction and Fe-W series catalysts.
2. ICL for Indirect Coal Liquefaction oil product according to claim 1 directly prepares the method for coal-based base oil, it is characterized in that: the oil product that described ICL for Indirect Coal Liquefaction is made is the mixture of the lightweight oil made of ICL for Indirect Coal Liquefaction and Fe-W series catalysts 100:0.6-1.3 in mass ratio.
3. ICL for Indirect Coal Liquefaction oil product according to claim 1 directly prepares the method for coal-based base oil, it is characterized in that: described fixed bed is independently fixed-bed reactor or be composed in series by 2-4 fixed-bed reactor.
4. the method according to claim 1 or 2 or 3, is characterized in that: the coal-based base oil of preparation is polyalphaolefin.
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| CN201510881150.2A CN105316031A (en) | 2015-12-07 | 2015-12-07 | Method for directly preparing coal-based base oil by coal indirect liquefied oil product |
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| CN201510881150.2A CN105316031A (en) | 2015-12-07 | 2015-12-07 | Method for directly preparing coal-based base oil by coal indirect liquefied oil product |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111234907A (en) * | 2020-01-21 | 2020-06-05 | 西安航天动力试验技术研究所 | Coal-based fully-synthetic SN-grade lubricating oil and preparation method thereof |
Citations (6)
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| US4213847A (en) * | 1979-05-16 | 1980-07-22 | Mobil Oil Corporation | Catalytic dewaxing of lubes in reactor fractionator |
| CN103965937A (en) * | 2013-02-06 | 2014-08-06 | 中国石油化工股份有限公司 | Method for producing base oil from synthetic gas |
| CN103980940A (en) * | 2014-05-21 | 2014-08-13 | 山西潞安矿业(集团)有限责任公司 | Method for improving solidifying point of Fischer-Tropsch wax |
| CN104334271A (en) * | 2012-03-30 | 2015-02-04 | 吉坤日矿日石能源株式会社 | Method for producing hydroisomerization catalyst and method for producing lubricant base oil |
| CN104560193A (en) * | 2013-10-28 | 2015-04-29 | 中国石油化工股份有限公司 | Preparation method of base oil and/or solvent oil of lubricating oil |
| CN104611059A (en) * | 2015-02-12 | 2015-05-13 | 武汉炼化工程设计有限责任公司 | Method for preparing liquid paraffin, paraffin precursor and lubricant base oil precursor from Fischer-Tropsch synthesis products |
-
2015
- 2015-12-07 CN CN201510881150.2A patent/CN105316031A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4213847A (en) * | 1979-05-16 | 1980-07-22 | Mobil Oil Corporation | Catalytic dewaxing of lubes in reactor fractionator |
| CN104334271A (en) * | 2012-03-30 | 2015-02-04 | 吉坤日矿日石能源株式会社 | Method for producing hydroisomerization catalyst and method for producing lubricant base oil |
| CN103965937A (en) * | 2013-02-06 | 2014-08-06 | 中国石油化工股份有限公司 | Method for producing base oil from synthetic gas |
| CN104560193A (en) * | 2013-10-28 | 2015-04-29 | 中国石油化工股份有限公司 | Preparation method of base oil and/or solvent oil of lubricating oil |
| CN103980940A (en) * | 2014-05-21 | 2014-08-13 | 山西潞安矿业(集团)有限责任公司 | Method for improving solidifying point of Fischer-Tropsch wax |
| CN104611059A (en) * | 2015-02-12 | 2015-05-13 | 武汉炼化工程设计有限责任公司 | Method for preparing liquid paraffin, paraffin precursor and lubricant base oil precursor from Fischer-Tropsch synthesis products |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111234907A (en) * | 2020-01-21 | 2020-06-05 | 西安航天动力试验技术研究所 | Coal-based fully-synthetic SN-grade lubricating oil and preparation method thereof |
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Application publication date: 20160210 |