CN110317124A - The technique that environmental protection treatment produces the industrial residu that alkynes alcoholic product generates and waste coke oil - Google Patents
The technique that environmental protection treatment produces the industrial residu that alkynes alcoholic product generates and waste coke oil Download PDFInfo
- Publication number
- CN110317124A CN110317124A CN201910537850.8A CN201910537850A CN110317124A CN 110317124 A CN110317124 A CN 110317124A CN 201910537850 A CN201910537850 A CN 201910537850A CN 110317124 A CN110317124 A CN 110317124A
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- Prior art keywords
- alkynes
- alcoholic product
- coke oil
- waste coke
- environmental protection
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
- C07C29/74—Separation; Purification; Use of additives, e.g. for stabilisation
- C07C29/76—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
- C07C29/74—Separation; Purification; Use of additives, e.g. for stabilisation
- C07C29/76—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment
- C07C29/78—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment by condensation or crystallisation
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
- C07C29/74—Separation; Purification; Use of additives, e.g. for stabilisation
- C07C29/76—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment
- C07C29/80—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment by distillation
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10C—WORKING-UP PITCH, ASPHALT, BITUMEN, TAR; PYROLIGNEOUS ACID
- C10C1/00—Working-up tar
- C10C1/04—Working-up tar by distillation
- C10C1/16—Winning of pitch
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
- Coke Industry (AREA)
Abstract
The invention discloses the techniques of industrial residu and waste coke oil that a kind of environmental protection treatment production alkynes alcoholic product generates, first, residue and the waste coke oil for taking alkynes alcoholic product to generate, are added condensing agent, are uniformly mixed, constant temperature stands 30d or more, regulating stabilizer is added, is distilled, collects the fraction of different temperature points, by the fraction crystallisation by cooling of different temperature points, liquid phase object and crystalline solid alkynes alcoholic product are separated；After liquid phase object dehydration, carry out rectifying, respectively more low-boiling solvent or liquid charging stock, the liquid alkynes alcoholic product of mid-boiling point, higher heavy constituent raw material；Be dissolved in water solid alkynes alcoholic product, stirring distillation, removes part water, and cooling recrystallization obtains aqueous solid alkynes alcoholic product, then dry to obtain fine work solid alkynes alcoholic product.Recovery process energy conservation and environmental protection of the invention, turns waste into wealth, high to the rate of recovery of residue and raffinate, improves the recycling to the raw material of industry, and no residue discharge reduces the pollution to environment.
Description
Technical field
The present invention relates to the processing technology fields of chemical plant residual, waste coke oil, more particularly to a kind of processing of environmentally friendlyization
The technique for producing industrial residu and waste coke oil that alkynes alcoholic product generates.
Background technique
In the production process of alkynes alcoholic product, a large amount of residue and waste coke oil can be generated, and in residue and waste coke oil
The raw materials such as the intermediate of a large amount of alkynes alcoholic product can be contained.Currently, generated industrial residu and waste coke oil are incinerated
Fall, not only causes economic loss, also can cause environmental pollution.
Summary of the invention
To solve problems of the prior art, the present invention provides a kind of environmentally friendlyization process for producing alkynol classes to produce
The technique of industrial residu and waste coke oil that product generate, energy saving technology environmental protection, turns waste into wealth, to the rate of recovery of residue and waste coke oil
It is high.
To achieve the above object, the technical solution adopted by the present invention is that:
A kind of technique for the industrial residu and waste coke oil that environmental protection treatment production alkynes alcoholic product generates, comprising the following steps:
S1, take alkynes alcoholic product generate residue and waste coke oil, be added condensing agent, be uniformly mixed, constant temperature stand 30d with
On；
S2, be added regulating stabilizer, distilled, collect the fraction of different temperature points, obtain liquid alkynol class crude product and
Solid alkynol class crude product and heavy constituent modified pitch raw material；
S3, the fraction crystallisation by cooling by different temperature points separate liquid phase object and crystalline solid alkynes alcoholic product；
S4, to above-mentioned liquid phase object dehydration after, carry out rectifying, respectively more low-boiling solvent or liquid charging stock, mid-boiling point
Liquid alkynes alcoholic product, higher heavy constituent raw material, wherein the residual quantity of heavy constituent raw material be processing industrial residu
Raw material with the 0.8% of the total weight of waste coke oil, as modified pitch；
The solid alkynes alcoholic product crystallized in S5, the above-mentioned steps that are dissolved in water S3, stirring distillation, removes part water,
Cooling recrystallization, obtains the solid alkynes alcoholic product containing less water, then dry to obtain fine work solid alkynes alcoholic product, mother liquid recycle.
Preferably, condensing agent described in step S1 is the 0.01% of the industrial residu and waste coke oil total weight.
Preferably, regulating stabilizer described in step S2 is the 0.01% of the industrial residu and waste coke oil total weight.
Preferably, the vapo(u)rizing temperature of distillation described in step S2 be 0 DEG C~200 DEG C, distillation pressure be 0MPa~-
0.85MPa。
Preferably, the rectification temperature of rectifying described in step S4 is 0 DEG C~155 DEG C, and rectifying pressure is less than 0.02MPa.
The beneficial effects of the present invention are: recovery process energy conservation and environmental protection of the invention, turns waste into wealth, to industrial residu and waste coke
The rate of recovery of oil is high, improves the recycling to the raw material of industry, and no residue discharge reduces the pollution to environment.
Detailed description of the invention
Fig. 1 is the process flow chart of the embodiment of the present invention 1；
Fig. 2 is the process flow chart of the embodiment of the present invention 2；
Fig. 3 is the process flow chart of the embodiment of the present invention 3.
Specific embodiment
The embodiment of the present invention is described in detail with reference to the accompanying drawing.
At the recycling of industrial residu and waste coke oil that the present invention is generated suitable for the production process of various alkynes alcoholic products
Reason, is exemplified below:
Embodiment 1:
As shown in Figure 1, a kind of technique for the industrial residu and waste coke oil that environmental protection treatment production alkynes alcoholic product generates, including
Following steps:
S1, the industrial residu for taking the production pure and mild dimethylhexyne glycol product of methyl butyne and waste coke oil are in condensation storage tank
In, condensing agent is added, the additional amount of condensing agent is the 0.01% of industrial residu and waste coke oil total weight, is uniformly mixed, constant temperature is quiet
It sets 30 days or more；
S2, regulating stabilizer being added, the additional amount of regulating stabilizer is the 0.01% of industrial residu and waste coke oil total weight,
Controlling vapo(u)rizing temperature is 0 DEG C~200 DEG C, and distillation pressure is 0MPa~-0.85MPa, is distilled, collects evaporating for different temperature points
Point, obtain liquid alkynol class crude product and solid alkynol class crude product and modified pitch raw material；
S3, the fraction crystallisation by cooling by different temperature points；
S4, separation liquid phase object and crystalline solid alkynes alcoholic product；
S5, after being dehydrated to above-mentioned liquid phase object, rectifying is carried out, control rectification temperature is 0 DEG C~125 DEG C, and rectifying pressure is less than
0.02MPa, respectively more low-boiling solvent or liquid charging stock, mid-boiling point liquid alkynes alcoholic product (methyl butynol), compared with
High boiling heavy constituent raw material, wherein the residual quantity of heavy constituent raw material is the industrial residu of processing and the total weight of waste coke oil
0.8%, heavy constituent raw material is as asphalt stock；
The solid alkynes alcoholic product crystallized in S6, the above-mentioned steps that are dissolved in water S3, stirring distillation, removes part water,
Cooling recrystallization, obtains aqueous solid alkynes alcoholic product, then dry to obtain fine work solid alkynes alcoholic product (dimethylhexyne glycol),
Mother liquid recycle.
The industrial residu of the pure and mild dimethylhexyne glycol product of methyl butyne and total matter of waste coke oil are produced in the present embodiment
Amount is 300g, and final heavy constituent yield is 0.065g, the rate of recovery 99.978%.
Embodiment 2:
As shown in Fig. 2, a kind of technique for the industrial residu and waste coke oil that environmental protection treatment production alkynes alcoholic product generates, including
Following steps:
Condensing agent, condensation is added in condensation storage tank in S1, the industrial residu for taking production methylparafynol product and waste coke oil
The additional amount of agent is the 0.01% of industrial residu and waste coke oil total weight, is uniformly mixed, and constant temperature stands 30 days or more；
S2, regulating stabilizer being added, the additional amount of regulating stabilizer is the 0.01% of industrial residu and waste coke oil total weight,
Controlling vapo(u)rizing temperature is 0 DEG C~200 DEG C, and distillation pressure is 0MPa~-0.85MPa, is distilled, collects evaporating for different temperature points
Point, obtain liquid alkynol class crude product and solid alkynol class crude product and modified pitch raw material；
S3, the fraction crystallisation by cooling by different temperature points；
S4, separation liquid phase object and crystalline solid alkynes alcoholic product；
S5, after being dehydrated to above-mentioned liquid phase object, rectifying is carried out, control rectification temperature is 0 DEG C~135 DEG C, and rectifying pressure is less than
0.02MPa, respectively more low-boiling solvent or liquid charging stock, mid-boiling point liquid alkynes alcoholic product (methylparafynol), compared with
High boiling heavy constituent raw material, wherein the residual quantity of heavy constituent raw material is the industrial residu of processing and the total weight of waste coke oil
0.8%, heavy constituent raw material is as modified pitch raw material；
The solid alkynes alcoholic product crystallized in S6, the above-mentioned steps that are dissolved in water S3, stirring distillation, removes part water,
Cooling recrystallization, obtains aqueous solid alkynes alcoholic product, then dry to obtain fine work solid alkynes alcoholic product (dimethyloctyne diol),
Mother liquid recycle.
The gross mass that industrial residu and waste coke oil that methylparafynol generates are produced in the present embodiment is 300g, final to recombinate
Dividing yield is 0.10g, the rate of recovery 99.967%.
Embodiment 3:
As shown in figure 3, a kind of technique for the industrial residu and waste coke oil that environmental protection treatment production alkynes alcoholic product generates, including
Following steps:
Condensing agent is added in condensation storage tank in S1, the industrial residu for taking production tetramethyl decynediol product and waste coke oil,
The additional amount of condensing agent is the 0.01% of industrial residu and waste coke oil total weight, is uniformly mixed, and constant temperature stands 30 days or more；
S2, regulating stabilizer being added, the additional amount of regulating stabilizer is the 0.01% of industrial residu and waste coke oil total weight,
Controlling vapo(u)rizing temperature is 0 DEG C~200 DEG C, and distillation pressure is 0MPa~-0.85MPa, is distilled, collects evaporating for different temperature points
Point, obtain liquid alkynol class crude product and solid alkynol class crude product and modified pitch raw material；
S3, the fraction crystallisation by cooling by different temperature points；
S4, separation liquid phase object and crystalline solid alkynes alcoholic product；
S5, after being dehydrated to above-mentioned liquid phase object, rectifying is carried out, control rectification temperature is 0 DEG C~155 DEG C, and rectifying pressure is less than
0.02MPa, respectively more low-boiling solvent or liquid charging stock, mid-boiling point liquid alkynes alcoholic product (dimethylhexyne one
Alcohol), the heavy constituent raw material of higher, wherein the residual quantity of heavy constituent raw material be processing industrial residu and waste coke oil it is total
The 0.8% of weight, heavy constituent raw material is as modified pitch raw material；
The solid alkynes alcoholic product crystallized in S6, the above-mentioned steps that are dissolved in water S3, stirring distillation, removes part water,
Cooling recrystallization, obtains aqueous solid alkynes alcoholic product, then dry to obtain fine work solid alkynes alcoholic product (tetramethyl decynediol),
Mother liquid recycle.
The gross mass that industrial residu and waste coke oil that tetramethyl decynediol generates are produced in the present embodiment is 300g, finally
Heavy constituent yield is 0.08g, the rate of recovery 99.973%.
A specific embodiment of the invention above described embodiment only expresses, the description thereof is more specific and detailed, but simultaneously
Limitations on the scope of the patent of the present invention therefore cannot be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to guarantor of the invention
Protect range.
Claims (5)
1. a kind of technique for the industrial residu and waste coke oil that environmental protection treatment production alkynes alcoholic product generates, which is characterized in that including
Following steps:
S1, the residue for taking alkynes alcoholic product to generate and waste coke oil, are added condensing agent, are uniformly mixed, constant temperature stands 30d or more；
S2, regulating stabilizer is added, is distilled, collects the fraction of different temperature points；
S3, the fraction crystallisation by cooling by different temperature points separate liquid phase object and crystalline solid alkynes alcoholic product；
S4, to the dehydration of above-mentioned liquid phase object after, carry out rectifying, respectively more low-boiling solvent or liquid charging stock, mid-boiling point liquid
The heavy constituent modified pitch raw material of body alkynes alcoholic product, higher；
S5, be dissolved in water above-mentioned solid alkynes alcoholic product, stirring distillation, removes part water, and cooling recrystallization obtains aqueous solid
Alkynes alcoholic product, then dry to obtain fine work solid alkynes alcoholic product.
2. the technique of industrial residu and waste coke oil that environmental protection treatment production alkynes alcoholic product according to claim 1 generates,
It is characterized in that, condensing agent described in step S1 is the 0.01% of the industrial residu and waste coke oil total weight.
3. the technique of industrial residu and waste coke oil that environmental protection treatment production alkynes alcoholic product according to claim 1 generates,
It is characterized in that, regulating stabilizer described in step S2 is the 0.01% of the industrial residu and waste coke oil total weight.
4. the technique of industrial residu and waste coke oil that environmental protection treatment production alkynes alcoholic product according to claim 3 generates,
It is characterized in that, the vapo(u)rizing temperature of distillation described in step S2 is 0 DEG C~200 DEG C, distillation pressure is 0MPa~-0.85MPa.
5. the technique of industrial residu and waste coke oil that environmental protection treatment production alkynes alcoholic product according to claim 1 generates,
It is characterized in that, the rectification temperature of rectifying described in step S4 is 0 DEG C~155 DEG C, rectifying pressure is less than 0.02MPa.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910537850.8A CN110317124A (en) | 2019-06-20 | 2019-06-20 | The technique that environmental protection treatment produces the industrial residu that alkynes alcoholic product generates and waste coke oil |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910537850.8A CN110317124A (en) | 2019-06-20 | 2019-06-20 | The technique that environmental protection treatment produces the industrial residu that alkynes alcoholic product generates and waste coke oil |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101643380A (en) * | 2008-08-08 | 2010-02-10 | 鞍钢集团设计研究院 | Process for producing industrial fluorene by coal tar wash oil |
| CN103910606A (en) * | 2013-07-09 | 2014-07-09 | 泸州宏达有机化工厂 | Method for producing 2,5-dimethyl-2,5-hexanediol by employing alkynylation condensation process |
| CN104046390A (en) * | 2013-03-13 | 2014-09-17 | 中国石油天然气股份有限公司 | Comprehensive utilization and processing method of ethylene tar |
| CN104470879A (en) * | 2012-07-11 | 2015-03-25 | 隆萨有限公司 | Process for the production of methylbutinol |
-
2019
- 2019-06-20 CN CN201910537850.8A patent/CN110317124A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101643380A (en) * | 2008-08-08 | 2010-02-10 | 鞍钢集团设计研究院 | Process for producing industrial fluorene by coal tar wash oil |
| CN104470879A (en) * | 2012-07-11 | 2015-03-25 | 隆萨有限公司 | Process for the production of methylbutinol |
| CN104046390A (en) * | 2013-03-13 | 2014-09-17 | 中国石油天然气股份有限公司 | Comprehensive utilization and processing method of ethylene tar |
| CN103910606A (en) * | 2013-07-09 | 2014-07-09 | 泸州宏达有机化工厂 | Method for producing 2,5-dimethyl-2,5-hexanediol by employing alkynylation condensation process |
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