CN103059904A - Method for producing rubber softening agent from slurry oil - Google Patents
Method for producing rubber softening agent from slurry oil Download PDFInfo
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- CN103059904A CN103059904A CN2012105555303A CN201210555530A CN103059904A CN 103059904 A CN103059904 A CN 103059904A CN 2012105555303 A CN2012105555303 A CN 2012105555303A CN 201210555530 A CN201210555530 A CN 201210555530A CN 103059904 A CN103059904 A CN 103059904A
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Abstract
The invention provides a method for producing a rubber softening agent from slurry oil. The method comprises the following steps of (1) feeding catalytic cracking slurry oil of which the density is between 950 and 1,150 kg/m<3> in a standard state into a vacuum distillation tower, and performing reduced pressure distillation by controlling the tower inlet temperature between 380 and 390 DEG C, controlling the tower top temperature between 80 and 90 DEG C, and controlling the tower top residual pressure between 3 and 5 kPa; and (2) cooling fraction drawn from two lines of the tower body part of the vacuum distillation tower, and thus obtaining the rubber softening agent. The method has the advantages that the process flow is short, energy can be completely recovered in the production process, and the processing energy consumption is lower; when the product quality is ensured, light components in the slurry oil can be recycled to the greatest extent, the aim of fully and rationally utilizing resources is fulfilled, the processing cost is reduced, and pollution to the environment is prevented in the process of recovering furfural.
Description
Technical field
The present invention relates to chemical production technical field, refer to especially a kind of from slurry oil the method for production Rubber Softener.
Background technology
Heavy aromatics in the catalytically cracked oil can be as the tenderizer of rubber tyre industry; The course of processing generally adopts " furfural extracting separation---solvent recuperation " technique.
This technique is processed Extract and raffinate respectively after separating by solvent extraction, obtains extracting out oil after reclaiming solvent---heavy aromatics and raffinate oil---stable hydrocarbon.
In the whole course of processing, the removal process of solvent need consume a large amount of heats, so its tooling cost is high, in the furfural removal process environment is had certain pollution simultaneously.
Summary of the invention
The present invention propose a kind of from slurry oil the method for production Rubber Softener, solved that the removal process of solvent need consume a large amount of heats in the prior art, tooling cost is high, in the furfural removal process environment is had simultaneously the problem of certain pollution.
Technical scheme of the present invention be achieved in that a kind of from slurry oil the method for production Rubber Softener, comprise step:
1) be 950～1150kg/m with the standard state lower density
3Catalytically cracked oil pass into vacuum distillation tower, inlet temperature of stabilizer is controlled between 380 ~ 390 ℃, tower top temperature is controlled between 80 ~ 90 ℃, the cat head residual voltage is controlled at carries out underpressure distillation between 3～5KPa;
2) will after the cut cooling of vacuum distillation tower tower body part two lines extraction, namely get described Rubber Softener.
As preferred technical scheme, described vacuum distillation tower tower body middle portion two lines are extracted temperature out and are respectively 255～265 ℃ and 275～285 ℃, described vacuum distillation tower tower body middle portion is provided with two cut outlets, cut can be exported respectively or mixing output from two cut outlets the requirement of Rubber Softener according to feedstock property and each producer, two line temperature are controlled by quantity of reflux, the cut of two lines is amounted to and is about 350 ℃～490 ℃ cuts under the normal pressure, wherein contain approximately 80% condensed-nuclei aromatics, be widely used at present rubber tyre industry and igelite industry as softening agent, every mechanical property meets mark promulgated by the ministries or commissions of the Central Government fully.
As to improvement of the technical scheme, will process by hydrogenating desulfurization and pour point depression from the cut cooling of described vacuum distillation tower tower body top extraction, can be used as Lube basic oil material feedstocks, further take full advantage of resource.
As to improvement of the technical scheme, will process by hydrogenating desulfurization and pour point depression from the cut cooling that described vacuum distillation tower cat head is extracted out, can be used as the diesel oil hydrogenation raw material, further take full advantage of resource.
As to improvement of the technical scheme, after the residual oil that will extract out at the bottom of the described decompression Tata be cooled to 110～130 ℃, be in harmonious proportion raw material as pitch, further take full advantage of resource.
Owing to adopted technique scheme, a kind of from slurry oil the method for production Rubber Softener, comprise step: be 950～1150kg/m with the standard state lower density 1)
3Catalytically cracked oil pass into vacuum distillation tower, inlet temperature of stabilizer is controlled between 380 ~ 390 ℃, tower top temperature is controlled between 80 ~ 90 ℃, the cat head residual voltage is controlled at carries out underpressure distillation between 3～5KPa; 2) namely get described Rubber Softener after the cut cooling that will extract out from vacuum distillation tower tower body part two lines, technical process is short, in the production process energy recovery abundant, power consumption of polymer processing is low; When guaranteeing quality product, the light constituent in the recovery slurry oil of maximum has reached the purpose that resource is fully rationally utilized, and has also reduced tooling cost simultaneously, has avoided in the furfural removal process pollution to environment.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, the below will do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art, apparently, accompanying drawing in the following describes only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the present device schematic flow sheet.
Among the figure: the 1-tower body; The outlet of 2-cut; 3-vacuum distillation tower top; The 4-cat head; At the bottom of the 5-tower.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that obtains under the creative work prerequisite.
As shown in Figure 1, a kind of from slurry oil the method for production Rubber Softener, comprise step:
1) be 950～1150kg/m with the standard state lower density
3Catalytically cracked oil pass into vacuum distillation tower, inlet temperature of stabilizer is controlled between 380 ~ 390 ℃, tower top temperature is controlled between 80 ~ 90 ℃, the cat head residual voltage is controlled at carries out underpressure distillation between 3～5KPa;
2) will after the cut cooling of vacuum distillation tower tower body part two lines extraction, namely get described Rubber Softener.
Described vacuum distillation tower tower body middle portion two lines are extracted temperature out and are respectively 255～265 ℃ and 275～285 ℃, described vacuum distillation tower tower body middle portion is provided with two cut outlets, cut can be exported respectively or mixing output from two cut outlets the requirement of Rubber Softener according to feedstock property and each producer, and two line temperature are controlled by quantity of reflux.
To the 3 cut coolings of extracting out process by hydrogenating desulfurization and pour point depression from described vacuum distillation tower top, can be used as Lube basic oil material feedstocks, further take full advantage of resource.
To process by hydrogenating desulfurization and pour point depression from the cut cooling that described vacuum distillation tower cat head 4 is extracted out, can be used as the diesel oil hydrogenation raw material, further take full advantage of resource.
After will being cooled to 110～130 ℃ from 5 residual oil of extracting out at the bottom of the described decompression Tata, as pitch mediation raw material, further take full advantage of resource.
Embodiment one
A kind of from slurry oil the method for production Rubber Softener, comprise step:
1) be 950kg/m with the standard state lower density
3Catalytically cracked oil pass into vacuum distillation tower, inlet temperature of stabilizer is controlled between 380 ℃, tower top temperature is controlled between 80 ℃, the cat head residual voltage is controlled at 3KPa and carries out underpressure distillation;
2) will after the cut cooling of vacuum distillation tower tower body part two lines extraction, namely get described Rubber Softener.
Described vacuum distillation tower tower body middle portion two lines are extracted temperature out and are respectively 255 ℃ and 275 ℃, described vacuum distillation tower tower body middle portion is provided with two cut outlets, and cut can be exported respectively or mixing output from two cut outlets the requirement of Rubber Softener according to feedstock property and each producer.
To the 3 cut coolings of extracting out process by hydrogenating desulfurization and pour point depression from described vacuum distillation tower top, can be used as Lube basic oil material feedstocks, further take full advantage of resource.
To process by hydrogenating desulfurization and pour point depression from the cut cooling that described vacuum distillation tower cat head 4 is extracted out, can be used as the diesel oil hydrogenation raw material, further take full advantage of resource.
After will being cooled to 110 ℃ from 5 residual oil of extracting out at the bottom of the described decompression Tata, as pitch mediation raw material, further take full advantage of resource.
Embodiment two
A kind of from slurry oil the method for production Rubber Softener, comprise step:
1) be 1000kg/m with the standard state lower density
3Catalytically cracked oil pass into vacuum distillation tower, inlet temperature of stabilizer is controlled between 385 ℃, tower top temperature is controlled between 85 ℃, the cat head residual voltage is controlled at carries out underpressure distillation between the 4KPa;
2) will after the cut cooling of vacuum distillation tower tower body part two lines extraction, namely get described Rubber Softener.
Described vacuum distillation tower tower body middle portion two lines are extracted temperature out and are respectively 260 ℃ and 280 ℃, described vacuum distillation tower tower body middle portion is provided with two cut outlets, and cut can be exported respectively or mixing output from two cut outlets the requirement of Rubber Softener according to feedstock property and each producer.
To the 3 cut coolings of extracting out process by hydrogenating desulfurization and pour point depression from described vacuum distillation tower top, can be used as Lube basic oil material feedstocks, further take full advantage of resource.
To process by hydrogenating desulfurization and pour point depression from the cut cooling that described vacuum distillation tower cat head 4 is extracted out, can be used as the diesel oil hydrogenation raw material, further take full advantage of resource.
After will being cooled to 120 ℃ from 5 residual oil of extracting out at the bottom of the described decompression Tata, as pitch mediation raw material, further take full advantage of resource.
Embodiment three
A kind of from slurry oil the method for production Rubber Softener, comprise step:
1) be 1150kg/m with the standard state lower density
3Catalytically cracked oil pass into vacuum distillation tower, inlet temperature of stabilizer is controlled between 380 ~ 390 ℃, tower top temperature is controlled between 90 ℃, the cat head residual voltage is controlled at carries out underpressure distillation between the 5KPa;
2) will after the cut cooling of vacuum distillation tower tower body part two lines extraction, namely get described Rubber Softener.
Described vacuum distillation tower tower body middle portion two lines are extracted temperature out and are respectively 265 ℃ and 285 ℃, described vacuum distillation tower tower body middle portion is provided with two cut outlets, cut can be exported respectively or mixing output from two cut outlets the requirement of Rubber Softener according to feedstock property and each producer, and two line temperature are controlled by quantity of reflux.
To the 3 cut coolings of extracting out process by hydrogenating desulfurization and pour point depression from described vacuum distillation tower top, can be used as Lube basic oil material feedstocks, further take full advantage of resource.
To process by hydrogenating desulfurization and pour point depression from the cut cooling that described vacuum distillation tower cat head 4 is extracted out, can be used as the diesel oil hydrogenation raw material, further take full advantage of resource.
After will being cooled to 130 ℃ from 5 residual oil of extracting out at the bottom of the described decompression Tata, as pitch mediation raw material, further take full advantage of resource.
The above only is preferred embodiment of the present invention, and is in order to limit the present invention, within the spirit and principles in the present invention not all, any modification of doing, is equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (5)
1. the method for a production Rubber Softener from slurry oil is characterized in that, comprises step:
1) be 950～1150kg/m with the standard state lower density
3Catalytically cracked oil pass into vacuum distillation tower, inlet temperature of stabilizer is controlled between 380 ~ 390 ℃, tower top temperature is controlled between 80 ~ 90 ℃, the cat head residual voltage is controlled at carries out underpressure distillation between 3～5KPa;
2) will after the cut cooling of vacuum distillation tower tower body part two lines extraction, namely get described Rubber Softener.
As claimed in claim 1 a kind of from slurry oil the method for production Rubber Softener, it is characterized in that: described vacuum distillation tower tower body middle portion two lines are extracted temperature out and are respectively 255～265 ℃ and 275～285 ℃.
As claimed in claim 1 a kind of from slurry oil the method for production Rubber Softener, it is characterized in that: the cut cooling that will extract out from described vacuum distillation tower tower body top is processed by hydrogenating desulfurization and pour point depression, can be used as Lube basic oil material feedstocks.
As claimed in claim 1 a kind of from slurry oil the method for production Rubber Softener, it is characterized in that: will process by hydrogenating desulfurization and pour point depression from the cut cooling that described vacuum distillation tower cat head is extracted out, and can be used as the diesel oil hydrogenation raw material.
As claimed in claim 1 a kind of from slurry oil the method for production Rubber Softener, it is characterized in that: after the residual oil that will extract out at the bottom of the described decompression Tata be cooled to 110～130 ℃, be in harmonious proportion raw material as pitch.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012105555303A CN103059904A (en) | 2012-12-19 | 2012-12-19 | Method for producing rubber softening agent from slurry oil |
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| CN2012105555303A CN103059904A (en) | 2012-12-19 | 2012-12-19 | Method for producing rubber softening agent from slurry oil |
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| CN103059904A true CN103059904A (en) | 2013-04-24 |
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| CN2012105555303A Pending CN103059904A (en) | 2012-12-19 | 2012-12-19 | Method for producing rubber softening agent from slurry oil |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104004540A (en) * | 2014-05-29 | 2014-08-27 | 嘉诚(福建)石油化工有限公司 | Method and device for separating heavy aromatics from catalytic cracking oil slurry |
| CN104530732A (en) * | 2015-01-16 | 2015-04-22 | 辽宁石油化工大学 | Method for producing heavy-duty road asphalt by modifying catalytic cracking oil slurry extract oil |
| CN113122324A (en) * | 2019-12-31 | 2021-07-16 | 中国石油化工股份有限公司 | Method for producing special oil product by catalyzing slurry oil hydrogenation |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102304382A (en) * | 2011-08-18 | 2012-01-04 | 苏州工业园区大华石油有限公司 | Process for coproducing aromatic oil, asphalt and fuel oil |
| CN102344594A (en) * | 2011-08-18 | 2012-02-08 | 苏州工业园区大华石油有限公司 | Blending production method of aromatic hydrocarbon rubber extender oil |
-
2012
- 2012-12-19 CN CN2012105555303A patent/CN103059904A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102304382A (en) * | 2011-08-18 | 2012-01-04 | 苏州工业园区大华石油有限公司 | Process for coproducing aromatic oil, asphalt and fuel oil |
| CN102344594A (en) * | 2011-08-18 | 2012-02-08 | 苏州工业园区大华石油有限公司 | Blending production method of aromatic hydrocarbon rubber extender oil |
Non-Patent Citations (3)
| Title |
|---|
| 侯祥麟: "《中国炼油技术》", 31 July 2001 * |
| 李金云，张雨: "催化裂化油浆利用技术的研究", 《安徽化工》 * |
| 许志明，张立，赵锁奇，王仁安: "催化裂化油浆的分离与化工利用", 《石油炼制与化工》 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104004540A (en) * | 2014-05-29 | 2014-08-27 | 嘉诚(福建)石油化工有限公司 | Method and device for separating heavy aromatics from catalytic cracking oil slurry |
| CN104530732A (en) * | 2015-01-16 | 2015-04-22 | 辽宁石油化工大学 | Method for producing heavy-duty road asphalt by modifying catalytic cracking oil slurry extract oil |
| CN113122324A (en) * | 2019-12-31 | 2021-07-16 | 中国石油化工股份有限公司 | Method for producing special oil product by catalyzing slurry oil hydrogenation |
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Application publication date: 20130424 |