CN103642548B - A kind of micro emulsion diesel fuel - Google Patents
A kind of micro emulsion diesel fuel Download PDFInfo
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- CN103642548B CN103642548B CN201310725125.6A CN201310725125A CN103642548B CN 103642548 B CN103642548 B CN 103642548B CN 201310725125 A CN201310725125 A CN 201310725125A CN 103642548 B CN103642548 B CN 103642548B
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Abstract
The present invention relates to oil field, more specifically a kind of micro emulsion diesel fuel, it is made up of following component by weight: 0# diesel oil 60 ~ 80 parts, deionized water 8 ~ 15 parts, 2 ~ 5 parts, block macromolecular tensio-active agent, the two different dioctyl sodium sulfosuccinate 0.5 ~ 4 part of amber, 1, 4-butyleneglycol 1 ~ 5 part, propyl carbinol 2 ~ 5 parts, Virahol 2 ~ 6 parts, isopropyl acetone 3 ~ 6 parts, micro-emulsified procetane tool of the present invention has the following advantages: present invention employs the two different dioctyl sodium sulfosuccinate of block macromolecular tensio-active agent and cosurfactant amber composite, make microemulsified better effects if, system is more stable, the micro emulsion diesel fuel storage time prepared therefrom is longer, can more than six months be reached, there is no layering, without oily water separation, without precipitation, be convenient to be stored in transport, practical value is high, decreasing pollution gas purging amount when realizing low oxygen combustion during micro emulsion diesel fuel of the present invention burning.
Description
Technical field
The present invention relates to oil field, more specifically a kind of micro emulsion diesel fuel.
Background technology
In recent years, emulsifying diesel oil blended with water is developed rapidly as an important fuel-economizing and decreasing pollution draining technology.Compared with ordinary diesel oil, diesel oil emulsification has features such as having good burning performance, energy consumption is low, pollution is few.Meanwhile, diesel oil emulsification does not only corrode diesel engine and increases the problem of wearing and tearing, and can play the effect of sanitising agent on the contrary, can reduce the maintenance cost of diesel engine.For diesel oil emulsification, comparing distinct issues is at present stability problems.Drop particle diameter in diesel oil emulsification is comparatively large, unstable, easy layering, and after diesel oil emulsification first time retrofire, residue profit in the cylinder, once there is layering, will cause again starting difficulty.Therefore, the stability key improving diesel oil emulsification is to extend its steady time.
Micro emulsion diesel fuel is made up of diesel oil, water, tensio-active agent, solubility promoter etc., appearance transparent or translucent, and the formation of microemulsion is spontaneous, as long as system composition is appropriate, stirs a little and can be formed.Microemulsion belongs to thermodynamic stable system, and long-time placement is not stratified.Due to micro-emulsion diesel stable in properties, long preservative period, can make burning more abundant, reduce exhaust emissions better effects if, so development micro-emulsion diesel is the effective way solving the energy and environmental problem.
The present invention adopts a kind of block macromolecular tensio-active agent and other cosurfactants to configure stable cheap w/o type micro emulsion diesel fuel, and higher than the efficiency of existing micro emulsion diesel fuel, system is also more stable.
Summary of the invention
The object of the invention is for above deficiency, a kind of stability that can improve diesel oil emulsification be provided, micro emulsion diesel fuel compound method, the micro emulsion diesel fuel cost utilizing the method to allocate is low, good stability.
The present invention is achieved by the following technical solutions:
A kind of micro emulsion diesel fuel, is made up of following component by weight:
0# diesel oil 60 ~ 80 parts
Deionized water 8 ~ 15 parts
2 ~ 5 parts, block macromolecular tensio-active agent
The two different dioctyl sodium sulfosuccinate 0.5 ~ 4 part of amber
BDO 1 ~ 5 part
Propyl carbinol 2 ~ 5 parts
Virahol 2 ~ 6 parts
3 ~ 6 parts, acetone.
Optimize, above-mentioned diesel oil is made up of following component by weight:
0# diesel oil 70 parts
Deionized water 10 parts
4 parts, block macromolecular tensio-active agent
The two different dioctyl sodium sulfosuccinate 2 parts of amber
BDO 4 parts
Propyl carbinol 3 parts
Virahol 4 parts
5 parts, acetone.
Above-mentioned block macromolecular tensio-active agent is Amino End Group oxyethane-copolymer of poly lactic acid.
The preparation method of above-mentioned a kind of micro emulsion diesel fuel comprises the steps: 0# diesel oil, deionized water, block macromolecular tensio-active agent, the two different dioctyl sodium sulfosuccinate, 1 of amber, 4-butyleneglycol, propyl carbinol, Virahol, acetone are by after metering mixing, under 30 ~ 70 DEG C of conditions, in vertical stirred tank, stir 30 ~ 40 minutes gained with the rotating speed of 100 ~ 300 revs/min.
The preparation method of above-mentioned Amino End Group oxyethane-copolymer of poly lactic acid is, under rare gas element gas, first 4 ~ 6 weight part rac-Lactides are added A tank, then at 0-10 DEG C, successively 5 ~ 10 weight part tetrahydrofuran (THF)s, 1 ~ 2 weight part potassium hexamethyldisilazide and 1 ~ 1.8 parts by weight epoxy ethane are injected B tank, by B tank stirring reaction 10 ~ 20h at 0 ~ 20 DEG C, then rapid in reaction solution impouring A tank, at 20 ~ 25 DEG C after stirring reaction 2 ~ 3h, finally by degassed anhydrous methanol termination reaction; Last 40 ~ 50 DEG C of vacuum-drying 20 ~ 24h, obtain oyster white thickened product.
Micro-emulsified procetane tool of the present invention has the following advantages:
(1) present invention employs the two different dioctyl sodium sulfosuccinate of block macromolecular tensio-active agent and cosurfactant amber composite, make microemulsified better effects if, system is more stable, the micro emulsion diesel fuel storage time prepared therefrom is longer, can more than six months be reached, there is no layering, without oily water separation, without precipitation, be convenient to be stored in transport, practical value is high.
(2) decreasing pollution gas purging amount when realizing low oxygen combustion during micro emulsion diesel fuel of the present invention burning.
Specific embodiment
Below in conjunction with embodiment, the present invention is elaborated, but be not limited thereto.
embodiment 1
Synthesis Amino End Group oxyethane-copolymer of poly lactic acid:
Under rare gas element gas, first 4 parts of rac-Lactides are added A tank, then at 10 DEG C, successively 5 parts of tetrahydrofuran (THF)s, 1 part of potassium hexamethyldisilazide and 1.8 parts of oxyethane are injected B tank, by stirring reaction 10h at 0 DEG C, B tank, then rapid in reaction solution impouring A tank, at 20 DEG C after stirring reaction 3h, finally by degassed anhydrous methanol termination reaction, last 40 DEG C of vacuum-drying 24h, obtain oyster white thickened product.
Micro emulsion diesel fuel is allocated:
After prepared Amino End Group oxyethane-copolymer of poly lactic acid and other components are mixed by metering, under 70 DEG C of conditions, in vertical stirred tank, stir 40 minutes with the rotating speed of 100 revs/min, obtain micro emulsion diesel fuel of the present invention.
Concrete component is as follows:
0# diesel oil 80 parts
Deionized water 8 parts
5 parts, block macromolecular tensio-active agent;
The two different dioctyl sodium sulfosuccinate 0.5 part of amber
BDO 5 parts;
Propyl carbinol 2 parts;
Virahol 6 parts;
3 parts, acetone;
embodiment 2
Synthesis Amino End Group oxyethane-copolymer of poly lactic acid:
Under rare gas element gas, first 6 parts of rac-Lactides are added A tank, then at 0 DEG C, successively 10 parts of tetrahydrofuran (THF)s, 2 parts of potassium hexamethyldisilazides and 1 part of oxyethane are injected B tank, by stirring reaction 20h at 20 DEG C, B tank, then rapid in reaction solution impouring A tank, at 25 DEG C after stirring reaction 2h, finally by degassed anhydrous methanol termination reaction.Last 50 DEG C of vacuum-drying 20h, obtain oyster white thickened product.
Micro emulsion diesel fuel is allocated:
After prepared Amino End Group oxyethane-copolymer of poly lactic acid and other components are mixed by metering, under 30 DEG C of conditions, in vertical stirred tank, stir 30 minutes with the rotating speed of 300 revs/min, obtain micro emulsion diesel fuel of the present invention.
Concrete component is as follows:
0# diesel oil 60 parts
Deionized water 15 parts
2 parts, block macromolecular tensio-active agent;
The two different dioctyl sodium sulfosuccinate 4 parts of amber
BDO 1 part;
Propyl carbinol 5 parts;
Virahol 2 parts;
6 parts, acetone;
embodiment 3
Synthesis Amino End Group oxyethane-copolymer of poly lactic acid:
Under rare gas element gas, first 5g rac-Lactide (lactic acid dimer) is added A tank, then at 5 DEG C, successively 8 parts of tetrahydrofuran (THF)s, 1.5 parts of potassium hexamethyldisilazides and 1.0 parts of oxyethane are injected B tank, by stirring reaction 15h at 10 DEG C, B tank, then rapid in reaction solution impouring A tank, at 22 DEG C after stirring reaction 2.5h, finally by degassed anhydrous methanol termination reaction.Last 45 DEG C of vacuum-drying 22h, obtain oyster white thickened product.
Micro emulsion diesel fuel is allocated:
After prepared Amino End Group oxyethane-copolymer of poly lactic acid and other components are mixed by metering, under 50 DEG C of conditions, in vertical stirred tank, stir 35 minutes with the rotating speed of 200 revs/min, obtain micro emulsion diesel fuel of the present invention.
Concrete component is as follows:
0# diesel oil 70 parts
Deionized water 10 parts
4 parts, block macromolecular tensio-active agent;
The two different dioctyl sodium sulfosuccinate 2 parts of amber
BDO 4 parts;
Propyl carbinol 3 parts;
Virahol 4 parts;
5 parts, acetone;
Claims (4)
1. a micro emulsion diesel fuel, is made up of following component by weight:
0# diesel oil 60 ~ 80 parts
Deionized water 8 ~ 15 parts
2 ~ 5 parts, block macromolecular tensio-active agent
The two different dioctyl sodium sulfosuccinate 0.5 ~ 4 part of amber
BDO 1 ~ 5 part
Propyl carbinol 2 ~ 5 parts
Virahol 2 ~ 6 parts
3 ~ 6 parts, acetone;
Described block macromolecular tensio-active agent is Amino End Group oxyethane-copolymer of poly lactic acid.
2. a kind of micro emulsion diesel fuel according to claim 1, is characterized in that: described diesel oil is made up of following component by weight:
0# diesel oil 70 parts
Deionized water 10 parts
4 parts, block macromolecular tensio-active agent
The two different dioctyl sodium sulfosuccinate 2 parts of amber
BDO 4 parts
Propyl carbinol 3 parts
Virahol 4 parts
5 parts, acetone
Described block macromolecular tensio-active agent is Amino End Group oxyethane-copolymer of poly lactic acid.
3. the preparation method of a kind of micro emulsion diesel fuel according to claim 1 and 2, comprise the steps: 0# diesel oil, deionized water, block macromolecular tensio-active agent, the two different dioctyl sodium sulfosuccinate, 1 of amber, 4-butyleneglycol, propyl carbinol, Virahol, acetone are by after metering mixing, under 30 ~ 70 DEG C of conditions, in vertical stirred tank, stir 30 ~ 40 minutes gained with the rotating speed of 100 ~ 300 revs/min.
4. the preparation method of a kind of micro emulsion diesel fuel according to claim 3, it is characterized in that: the preparation method of described Amino End Group oxyethane-copolymer of poly lactic acid is, under rare gas element gas, first 4 ~ 6 weight part rac-Lactides are added A tank, then at 0-10 DEG C successively by 5 ~ 10 weight part tetrahydrofuran (THF)s, 1 ~ 2 weight part potassium hexamethyldisilazide and 1 ~ 1.8 parts by weight epoxy ethane inject B tank, by B tank stirring reaction 10 ~ 20h at 0 ~ 20 DEG C, then rapid in reaction solution impouring A tank, at 20 ~ 25 DEG C after stirring reaction 2 ~ 3h, finally by degassed anhydrous methanol termination reaction, last 40 ~ 50 DEG C of vacuum-drying 20 ~ 24h, obtain oyster white thickened product.
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| CN201310725125.6A CN103642548B (en) | 2013-12-25 | 2013-12-25 | A kind of micro emulsion diesel fuel |
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| CN103642548B true CN103642548B (en) | 2015-11-18 |
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| CN104498116A (en) * | 2014-11-18 | 2015-04-08 | 山东永泰化工有限公司 | Microemulsified diesel oil containing high-molecular surfactant and preparation method thereof |
| CN105647603B (en) * | 2015-12-29 | 2017-11-21 | 广东生益科技股份有限公司 | A kind of processing method of organic wastewater and its micro emulsion diesel fuel of preparation |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101497832A (en) * | 2009-02-17 | 2009-08-05 | 图们市方正化工助剂厂 | Microemulsion diesel water mixing agent |
| CN101709235A (en) * | 2009-11-11 | 2010-05-19 | 济南开发区星火科学技术研究院 | Method for preparing high-stability micro-emulsion diesel |
| CN101735869A (en) * | 2009-12-14 | 2010-06-16 | 济南开发区星火科学技术研究院 | Micro-emulsification fuel oil additive and preparation method |
| CN101906338A (en) * | 2010-09-08 | 2010-12-08 | 浙江大学 | Environmental-friendly emulsion fuel and preparation method thereof |
| CN102234552A (en) * | 2010-04-29 | 2011-11-09 | Enfc株式公司 | Heavy-oil emulsifier and heavy-oil emulsified fuel and preparation method thereof |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102382697A (en) * | 2011-10-09 | 2012-03-21 | 国家石油石化产品质量监督检验中心(广东) | Micro-emulsion biodiesel and preparation method thereof |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101497832A (en) * | 2009-02-17 | 2009-08-05 | 图们市方正化工助剂厂 | Microemulsion diesel water mixing agent |
| CN101709235A (en) * | 2009-11-11 | 2010-05-19 | 济南开发区星火科学技术研究院 | Method for preparing high-stability micro-emulsion diesel |
| CN101735869A (en) * | 2009-12-14 | 2010-06-16 | 济南开发区星火科学技术研究院 | Micro-emulsification fuel oil additive and preparation method |
| CN102234552A (en) * | 2010-04-29 | 2011-11-09 | Enfc株式公司 | Heavy-oil emulsifier and heavy-oil emulsified fuel and preparation method thereof |
| CN101906338A (en) * | 2010-09-08 | 2010-12-08 | 浙江大学 | Environmental-friendly emulsion fuel and preparation method thereof |
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Effective date of registration: 20201228 Address after: Room 608, 6 / F, Zhongxing business enterprise development center, Pingshang Town, Lingang Economic Development Zone, Linyi City, Shandong Province Patentee after: Linyi Xinghuo Intellectual Property Service Co.,Ltd. Address before: 250000 building 11, North Qilihe Road, Licheng District, Ji'nan, Shandong, China, 11 Patentee before: JINAN DEVELOPMENT ZONE XINGHUO SCIENCE AND TECHNOLOGY Research Institute |