CN103992808A - Process for recycling C10 heavy aromatic residue oil - Google Patents
Process for recycling C10 heavy aromatic residue oil Download PDFInfo
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- CN103992808A CN103992808A CN201410215266.8A CN201410215266A CN103992808A CN 103992808 A CN103992808 A CN 103992808A CN 201410215266 A CN201410215266 A CN 201410215266A CN 103992808 A CN103992808 A CN 103992808A
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- China
- Prior art keywords
- heavy aromatics
- residual oil
- recycling
- aromatic residue
- residue oil
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- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
Abstract
The invention discloses a process for recycling C10 heavy aromatic residue oil. The process comprises the following steps: adding the C10 heavy aromatic residue oil and a certain amount of waste tire rubber powder or a waste plastic film into a heating stirring kettle, and controlling the heating stirring process condition under the condition that air is introduced, so as to prepare asphalt, thus recycling the C10 heavy aromatic residue oil. The process for recycling the C10 heavy aromatic residue oil, disclosed by the invention, has the advantages that the operation is simple and convenient, and the process condition is easy to realize; the asphalt with excellent properties on the aspects of softening point, ductility, flash point and the like is prepared by using the waste tire rubber and plastic film as additives, so that the problem of reutilization of the C10 heavy aromatic residue oil is solved, the deep recycle of the C10 heavy aromatic residue oil is realized, the comprehensive utilization rate of C10 heavy aromatics is effectively improved, and the process has important practical significance.
Description
Technical field
The present invention relates to petrochemical industry, particularly relate to a kind of C
10the technique of heavy aromatics residual oil recycling, belongs to C
10the deep processing of heavy aromatics residual oil.
Background technology
C
10heavy aromatics is as a kind of BTX aromatics, and composition is comparatively complicated, mainly stems from reformation heavy aromatics, cracking heavy aromatics and heavy coal tar.At present, C
10it is ripe that the comprehensive utilization technique of heavy aromatics is progressively tending towards, and one is after heavy aromatics disproportionation or isomerization, to generate the high value added products such as benzene,toluene,xylene, then by rectifying, durol, naphthalene and mixed methylnaphthalene is separated; Another kind is directly to utilize the mode of rectifying that the Chemicals such as aromatic solvent, durol, naphthalene and mixed methylnaphthalene are separated.
Chinese patent CN 101318874B discloses a kind of by C
10the method of heavy aromatics raw material production aromatic solvent, petronaphthalene and durol series product, has realized effective utilization of Heavy Aromatic Hydrocarbons.Chinese patent CN 103351877A has further introduced a kind of by C
10heavy aromatics residual oil is prepared the technique of high temperature heat conductive oil base oil, has expanded C
10the complex processing technology of heavy aromatics.
Above-mentioned processing method has realized C
10the effective of Chemicals such as aromatic solvent, thermal oil, durol, naphthalene and mixed methylnaphthalene in heavy aromatics separate, but still remain approximately 2～5% heavy oil residue and cannot utilize, the composition of this part residual oil more than 99% is heavy arene, its boiling range is about 300～500 DEG C, flash-point (opening) is 200 DEG C of left and right, be the important source material of producing high-quality asphalt, but current industry there is no correlation technique, this part residue residual oil carried out to processing and utilization.
Summary of the invention
The technical problem that the present invention mainly solves is to provide a kind of C
10the technique of heavy aromatics residual oil recycling, can make full use of C
10the resource of heavy aromatics, the recycling problem of solution waste residue oil, by C
10the comprehensive utilization ratio of heavy aromatics rises to a new height, realizes C
10the profound recycling of heavy aromatics residual oil.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is: a kind of C is provided
10the technique of heavy aromatics residual oil recycling adds C in heated and stirred still
10heavy aromatics residual oil and a certain amount of waste tire rubber powder or waste plastics film, under the condition of blowing air, control heated and stirred processing condition and prepare pitch, realizes C
10the recycling of heavy aromatics residual oil.
In a preferred embodiment of the present invention, the addition of described waste tire rubber powder is C
103～10% of heavy aromatics residual oil quality.
In a preferred embodiment of the present invention, the addition of described waste plastics film is C
102～6% of heavy aromatics residual oil quality.
In a preferred embodiment of the present invention, the composition of described waste plastics film is mainly polyethylene, polypropylene or polyvinyl chloride.
In a preferred embodiment of the present invention, the condition of described blowing air is: air is normal temperature and pressure, Ventilation Rate 2～5L/min, aeration time 4～12h.
In a preferred embodiment of the present invention, described heated and stirred processing condition are: 220～280 DEG C of liquidus temperatures, stir speed (S.S.) 50～200r/min, churning time 4～12h.
In a preferred embodiment of the present invention, be 30～42 DEG C by the softening temperature that adds asphaltic products. prepared by waste tire rubber powder, the ductility 25 DEG C time is 260～320mm, flash-point is higher than 230 DEG C.
In a preferred embodiment of the present invention, be 72～98 DEG C by the softening temperature that adds asphaltic products. prepared by waste plastics film, the ductility 25 DEG C time is 530～630mm, flash-point is higher than 270 DEG C.
The invention has the beneficial effects as follows: a kind of C of the present invention
10the technique of heavy aromatics residual oil recycling, it is easy and simple to handle, and processing condition easily realize, and taking the rubber for tire discarded and plastics film as additive, prepare the pitch all at aspects such as softening temperature, ductility and flash-points with good characteristic, have solved C
10the recycling problem of heavy aromatics residual oil, realizes C
10the profound recycling of heavy aromatics residual oil, has effectively improved C
10the comprehensive utilization ratio of heavy aromatics, has important practical significance.
Embodiment
Below preferred embodiment of the present invention is described in detail, thereby so that advantages and features of the invention can be easier to be it will be appreciated by those skilled in the art that, protection scope of the present invention is made to more explicit defining.
The embodiment of the present invention comprises:
Embodiment 1
To the C that adds our company's output in heated and stirred reactor
10heavy aromatics residual oil 500g, then adds 15g scrap tire rubber powder particles again, heating, controlling liquidus temperature is 230～250 DEG C, stir speed (S.S.) is 50r/min, passes into air with the Ventilation Rate of 2 L/min in reactor simultaneously, and controlling heated and stirred and blowing air time is 12 h.After experiment finishes, sample thief A tests, and test result is as shown in table 1.
Embodiment 2
To the C that adds our company's output in heated and stirred reactor
10heavy aromatics residual oil 500g, then adds 40g damaged tire particle again, heating, controlling liquidus temperature is 250～280 DEG C, stir speed (S.S.) is 100r/min, passes into air with the Ventilation Rate of 3L/min in reactor simultaneously, and controlling heated and stirred and blowing air time is 8 h.After experiment finishes, sample thief B tests, and test result is as shown in table 1.
Embodiment 3
To the C that adds our company's output in heated and stirred reactor
10heavy aromatics residual oil 500g, then adds 50g scrap tire rubber powder particles again, heating, controlling liquidus temperature is 250～280 DEG C, stir speed (S.S.) is 200r/min, passes into air with the Ventilation Rate of 5L/min in reactor simultaneously, and controlling heated and stirred and blowing air time is 4 h.After experiment finishes, sample thief C tests, and test result is as shown in table 1.
Embodiment 4
To the C that adds our company's output in heated and stirred reactor
10heavy aromatics residual oil 500g, then adds 10g sealed polyethylene plastic again, heating, controlling liquidus temperature is 230～250 DEG C, stir speed (S.S.) is 100r/min, passes into air with the Ventilation Rate of 2L/min in reactor simultaneously, and controlling heated and stirred and blowing air time is 12 h.After experiment finishes, sample thief D tests, and test result is as shown in table 1.
Embodiment 5
To the C that adds our company's output in heated and stirred reactor
10heavy aromatics residual oil 500g, then adds 22g sealed polyethylene plastic again, heating, controlling liquidus temperature is 250～280 DEG C, stir speed (S.S.) is 150 r/min, passes into air with the Ventilation Rate of 3L/min in reactor simultaneously, and controlling heated and stirred and blowing air time is 6 h.After experiment finishes, sample thief E tests, and test result is as shown in table 1.
Embodiment 6
To the C that adds our company's output in heated and stirred reactor
10heavy aromatics residual oil 500g, then adds 30g sealed polyethylene plastic again, heating, controlling liquidus temperature is 250～280 DEG C, stir speed (S.S.) is 200r/min, passes into air with the Ventilation Rate of 5L/min in reactor simultaneously, and controlling heated and stirred and blowing air time is 8 h.After experiment finishes, sample thief F tests, and test result is as shown in table 1.
Form
properties of sample test data
The foregoing is only embodiments of the invention; not thereby limit the scope of the claims of the present invention; every equivalent structure or conversion of equivalent flow process that utilizes description of the present invention to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (6)
1. a C
10the technique of heavy aromatics residual oil recycling, is characterized in that, in heated and stirred still, adds C
10heavy aromatics residual oil and a certain amount of waste tire rubber powder or waste plastics film, under the condition of blowing air, control heated and stirred processing condition and prepare pitch, realizes C
10the recycling of heavy aromatics residual oil.
2. C according to claim 1
10the technique of heavy aromatics residual oil recycling, is characterized in that, the addition of described waste tire rubber powder is C
103～10% of heavy aromatics residual oil quality.
3. C according to claim 1
10the technique of heavy aromatics residual oil recycling, is characterized in that, the addition of described waste plastics film is C
102～6% of heavy aromatics residual oil quality.
4. C according to claim 3
10the technique of heavy aromatics residual oil recycling, is characterized in that, the composition of described waste plastics film is mainly polyethylene, polypropylene or polyvinyl chloride.
5. C according to claim 1
10the technique of heavy aromatics residual oil recycling, is characterized in that, the condition of described blowing air is: air is normal temperature and pressure, Ventilation Rate 2～5L/min, aeration time 4～12h.
6. C according to claim 1
10the technique of heavy aromatics residual oil recycling, is characterized in that, described heated and stirred processing condition are: 220～280 DEG C of liquidus temperatures, stir speed (S.S.) 50～200r/min, churning time 4～12h.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410215266.8A CN103992808A (en) | 2014-05-21 | 2014-05-21 | Process for recycling C10 heavy aromatic residue oil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410215266.8A CN103992808A (en) | 2014-05-21 | 2014-05-21 | Process for recycling C10 heavy aromatic residue oil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103992808A true CN103992808A (en) | 2014-08-20 |
Family
ID=51307151
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410215266.8A Pending CN103992808A (en) | 2014-05-21 | 2014-05-21 | Process for recycling C10 heavy aromatic residue oil |
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| Country | Link |
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| CN (1) | CN103992808A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109628130A (en) * | 2019-01-29 | 2019-04-16 | 中国石油大学(华东) | A kind of pretreating process refined altogether for heavy oil and tire glue powder |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1280144A (en) * | 1999-07-09 | 2001-01-17 | 中国科学院山西煤炭化学研究所 | Rubber pitch modifier and its preparing method |
| CN1341696A (en) * | 2001-09-27 | 2002-03-27 | 石油大学(华东) | Method for preparing heat-resisting pitch resin by using heavy residuum as raw material |
| CN1347960A (en) * | 2001-10-26 | 2002-05-08 | 田富才 | Technological process of producing modified asphalt with waste polymer |
| CN1351095A (en) * | 2000-10-26 | 2002-05-29 | 中国石油化工股份有限公司 | Process for preparing modified building asphalt |
-
2014
- 2014-05-21 CN CN201410215266.8A patent/CN103992808A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1280144A (en) * | 1999-07-09 | 2001-01-17 | 中国科学院山西煤炭化学研究所 | Rubber pitch modifier and its preparing method |
| CN1351095A (en) * | 2000-10-26 | 2002-05-29 | 中国石油化工股份有限公司 | Process for preparing modified building asphalt |
| CN1341696A (en) * | 2001-09-27 | 2002-03-27 | 石油大学(华东) | Method for preparing heat-resisting pitch resin by using heavy residuum as raw material |
| CN1347960A (en) * | 2001-10-26 | 2002-05-08 | 田富才 | Technological process of producing modified asphalt with waste polymer |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109628130A (en) * | 2019-01-29 | 2019-04-16 | 中国石油大学(华东) | A kind of pretreating process refined altogether for heavy oil and tire glue powder |
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Application publication date: 20140820 |