CN110408422A - A kind of method of organochlorine in removing liquid oil - Google Patents
A kind of method of organochlorine in removing liquid oil Download PDFInfo
- Publication number
- CN110408422A CN110408422A CN201910729010.1A CN201910729010A CN110408422A CN 110408422 A CN110408422 A CN 110408422A CN 201910729010 A CN201910729010 A CN 201910729010A CN 110408422 A CN110408422 A CN 110408422A
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- China
- Prior art keywords
- alkali
- parts
- mass fraction
- solvent
- phase transfer
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Classifications
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G19/00—Refining hydrocarbon oils in the absence of hydrogen, by alkaline treatment
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G21/00—Refining of hydrocarbon oils, in the absence of hydrogen, by extraction with selective solvents
- C10G21/06—Refining of hydrocarbon oils, in the absence of hydrogen, by extraction with selective solvents characterised by the solvent used
- C10G21/12—Organic compounds only
- C10G21/16—Oxygen-containing compounds
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G33/00—Dewatering or demulsification of hydrocarbon oils
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G2300/00—Aspects relating to hydrocarbon processing covered by groups C10G1/00 - C10G99/00
- C10G2300/20—Characteristics of the feedstock or the products
- C10G2300/201—Impurities
- C10G2300/202—Heteroatoms content, i.e. S, N, O, P
Abstract
The invention discloses a kind of methods of organochlorine in removing liquid oil, and demulsifier, alkali compounds, antichlor and oil product are mixed, dechlorination reaction is carried out, fills the water after dechlorination reaction；In the environment of heating temperature is 80-150 DEG C, water-oil separating is carried out；Wherein, alkali compounds is organic amine compound and/or inorganic alkali compound soluble easily in water；Wherein, the antichlor is compounded in the following proportions by phase transfer catalyst, alkali and solvent and is made: the mass fraction of phase transfer catalyst is 3-5 parts, and the mass fraction of alkali is 8-15 parts, and the mass fraction of solvent is 55-75 parts；Wherein, the phase transfer catalyst is quaternary ammonium base or polyethylene glycol.It is of the invention by using alkali compounds and antichlor in the liquid oil dechlorination stage, the organic chloride in liquid oil can be effectively removed, and dechlorination reaction required temperature is lower, the time is shorter, is worth with more industrial application.
Description
Technical field
The present invention relates to the technical field of removing organochlorine, in particular to the method for organochlorine in a kind of removing oil product.
Background technique
The chlorine element of chloride in lubricating oil and in crude oil generally exists in two forms, and one is with chloralkane
Existing organochlorine, another kind are the butters formed with alkaline-earth metal.Why chlorine corrosion occurs often, main former
Because being that electro-desalting can only remove most inorganic matter in the process, the chlorinated organics overwhelming majority, which remains in waste lubricating oil, goes forward side by side
Enter on subsequent device, causes the poisoning of device catalyst.In subsequent catalytic hydrogenation, organic chloride can be generated
HCl, there may be NH3 for the substance containing N, cause HCl and NH3 to combine and generate NH4Cl, cause line clogging, influence making for equipment
Use the service life.Therefore, it is very necessary for carrying out control to the chlorinity in waste lubricating oil.
Summary of the invention
The present invention provides a kind of methods of organochlorine in removing liquid oil, by using in the liquid oil dechlorination stage
The organic chloride in liquid oil, and dechlorination reaction required temperature can be effectively removed in alkali compounds and antichlor
It is lower, the time is shorter, with more industrial application be worth.
In order to solve the above technical problems, one technical scheme adopted by the invention is that: it provides in a kind of removing liquid oil
The method of organochlorine, the described method comprises the following steps:
S1. demulsifier, alkali compounds, antichlor and oil product are mixed, carries out dechlorination reaction, is filled the water after dechlorination reaction；
S2. in the environment of heating temperature is 80-150 DEG C, water-oil separating is carried out；
Wherein, alkali compounds is organic amine compound and/or inorganic alkali compound soluble easily in water；
Wherein, the antichlor is compounded in the following proportions by phase transfer catalyst, alkali and solvent and is made: phase transfer catalysis (PTC)
The mass fraction of agent is 3-5 parts, and the mass fraction of alkali is 8-15 parts, and the mass fraction of solvent is 55-75 parts；
Wherein, the phase transfer catalyst is quaternary ammonium base or polyethylene glycol.
In order to solve the above technical problems, the further technical solution that the present invention uses is: the alkali is hydroxide, carbonic acid
Salt, alkoxide, at least one of oxide, hydroxide, carbonate, alkoxide and ammonium hydroxide of alkaline-earth metal；
Solvent is one of following three kinds of situations: there are also water in the solvent, also containing in ethyl alcohol and methanol at least
It is a kind of.
It further says, the demulsifier is AR type demulsifier, and the AR type demulsifier is by alkyl phenolic resin (AR tree
Rouge) with polyoxyethylene, polyoxypropylene it is poly- and made of new oil-soluble non-ionic demulsifier.
It further says, the demulsifier is AE type demulsifier, and the AE type demulsifier is with polyethylene polyamine for initiation
The polyoxyethylene polyoxypropylene polyethers of agent.
Further say, the antichlor is compounded in the following proportions by phase transfer catalyst, alkali and solvent and is made: phase turns
The mass fraction of shifting catalyst is 3 parts, and the mass fraction of alkali is 12 parts, and the mass fraction of solvent is 75 parts.
Further say, the antichlor is compounded in the following proportions by phase transfer catalyst, alkali and solvent and is made: phase turns
The mass fraction of shifting catalyst is 5 parts, and the mass fraction of alkali is 8 parts, and the mass fraction of solvent is 72 parts.
Further say, the antichlor is compounded in the following proportions by phase transfer catalyst, alkali and solvent and is made: phase turns
The mass fraction of shifting catalyst is 4 parts, and the mass fraction of alkali is 15 parts, and the mass fraction of solvent is 55 parts.
The beneficial effects of the present invention are:
Method of the invention mainly mixes demulsifier, alkali compounds, antichlor and oil product, carries out dechlorination reaction,
It is filled the water after dechlorination reaction, then in the environment of heating temperature is 80-150 DEG C, carries out water-oil separating, i.e. electric desalting and dewatering process
In be added together with demulsifier, can effectively remove the organic chloride in crude oil, reduce chloride ion in distillation tower top condensed water
Content mitigates the corrosion that tower top distillates pipeline and cold exchange device, is free from side effects to subsequent technique process；
Antichlor in the present invention is easily reacted with the chloride in liquid oil, and cost of material and heat cost are more
It is low, there is preferable dechlorination effect；
Using the method for phase transfer catalyst, keep organochlorine transfer agent and the chlorine-containing organic compounds in waste oil sufficiently anti-
It answers, generates water-soluble chlorine-containing organic compounds, using the chlorine in water-oil separating removing waste oil, dechlorination rate is high, and dechlorination effect is good.
Above description of the invention is only the general introduction of technical solution of the present invention, in order to better understand skill of the invention
Art means, and can be implemented in accordance with the contents of the specification, with presently preferred embodiments of the present invention, simultaneously detailed description is as follows below.
Specific embodiment
Illustrate a specific embodiment of the invention below by way of particular specific embodiment, those skilled in the art can be by this
The revealed content of specification understands advantages of the present invention and effect easily.The present invention can also give in further, different ways
Implement, that is, under the scope of without departing substantially from disclosed, different modification and change can be given.
A kind of method of organochlorine in removing liquid oil, the described method comprises the following steps:
S1. demulsifier, alkali compounds, antichlor and oil product are mixed, carries out dechlorination reaction, is filled the water after dechlorination reaction；
S2. in the environment of heating temperature is 80-150 DEG C, water-oil separating is carried out；
Wherein, alkali compounds is organic amine compound and/or inorganic alkali compound soluble easily in water；
Wherein, the antichlor is compounded in the following proportions by phase transfer catalyst, alkali and solvent and is made: phase transfer catalysis (PTC)
The mass fraction of agent is 3-5 parts, and the mass fraction of alkali is 8-15 parts, and the mass fraction of solvent is 55-75 parts；
Wherein, the phase transfer catalyst is quaternary ammonium base or polyethylene glycol.
The alkali is hydroxide, carbonate, alkoxide, oxide, hydroxide, carbonate, the alkane of alkaline-earth metal
At least one of oxide and ammonium hydroxide；
Solvent is one of following three kinds of situations: there are also water in the solvent, also containing in ethyl alcohol and methanol at least
It is a kind of.
Embodiment 1: a method of organochlorine in removing liquid oil, S1. is by demulsifier, alkali compounds, antichlor
It is mixed with oil product, carries out dechlorination reaction, filled the water after dechlorination reaction；
S2. in the environment of heating temperature is 95 DEG C, water-oil separating is carried out；
Wherein, alkali compounds is organic amine compound and/or inorganic alkali compound soluble easily in water；
Wherein, the antichlor is compounded in the following proportions by phase transfer catalyst, alkali and solvent and is made: phase transfer catalysis (PTC)
The mass fraction of agent is 3 parts, and the mass fraction of alkali is 12 parts, and the mass fraction of solvent is 75 parts；
Wherein, the phase transfer catalyst is quaternary ammonium base.
The alkali is the mixture of oxide, hydroxide, carbonate, alkoxide and ammonium hydroxide；
Solvent is the mixture of water, ethyl alcohol and methanol, and the volume ratio of three is 1:1:1.
Embodiment 2: a method of organochlorine in removing liquid oil, S1. is by demulsifier, alkali compounds, antichlor
It is mixed with oil product, carries out dechlorination reaction, filled the water after dechlorination reaction；
S2. in the environment of heating temperature is 142 DEG C, water-oil separating is carried out；
Wherein, alkali compounds is organic amine compound and/or inorganic alkali compound soluble easily in water；
Wherein, the antichlor is compounded in the following proportions by phase transfer catalyst, alkali and solvent and is made: phase transfer catalysis (PTC)
The mass fraction of agent is 5 parts, and the mass fraction of alkali is 8 parts, and the mass fraction of solvent is 72 parts；
Wherein, the phase transfer catalyst is polyethylene glycol.
The alkali is the mixture of hydroxide, carbonate and alkoxide；
Solvent is the mixture of water and methanol, and the volume ratio of the two is 3:1.
Embodiment 3: a method of organochlorine in removing liquid oil, S1. is by demulsifier, alkali compounds, antichlor
It is mixed with oil product, carries out dechlorination reaction, filled the water after dechlorination reaction；
S2. in the environment of heating temperature is 120 DEG C, water-oil separating is carried out；
Wherein, alkali compounds is organic amine compound and/or inorganic alkali compound soluble easily in water；
Wherein, the antichlor is compounded in the following proportions by phase transfer catalyst, alkali and solvent and is made: phase transfer catalysis (PTC)
The mass fraction of agent is 4 parts, and the mass fraction of alkali is 15 parts, and the mass fraction of solvent is 55 parts；
Wherein, the phase transfer catalyst is quaternary ammonium base.
The alkali is the mixture of hydroxide, carbonate and alkoxide；
Solvent is water and carbinol mixture, and the volume ratio of the two is 2:1.
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalent structure made by bright description is applied directly or indirectly in other relevant technical fields, and is similarly included in
In scope of patent protection of the invention.
Claims (7)
1. a kind of method of organochlorine in removing liquid oil, it is characterised in that:
It the described method comprises the following steps:
S1. demulsifier, alkali compounds, antichlor and oil product are mixed, carries out dechlorination reaction, is filled the water after dechlorination reaction；
S2. in the environment of heating temperature is 80-150 DEG C, water-oil separating is carried out；
Wherein, alkali compounds is organic amine compound and/or inorganic alkali compound soluble easily in water；
Wherein, the antichlor is compounded in the following proportions by phase transfer catalyst, alkali and solvent and is made: phase transfer catalyst
Mass fraction is 3-5 parts, and the mass fraction of alkali is 8-15 parts, and the mass fraction of solvent is 55-75 parts；
Wherein, the phase transfer catalyst is quaternary ammonium base or polyethylene glycol.
2. the method for organochlorine in a kind of removing liquid oil according to claim 1, it is characterised in that: the alkali is hydrogen
Oxide, carbonate, alkoxide, in the oxide of alkaline-earth metal, hydroxide, carbonate, alkoxide and ammonium hydroxide extremely
Few one kind；
Solvent is one of following three kinds of situations: there are also water in the solvent, also contain at least one of ethyl alcohol and methanol.
3. the method for organochlorine in a kind of removing liquid oil according to claim 1, it is characterised in that: the demulsifier
AR type demulsifier, the AR type demulsifier be as alkyl phenolic resin and polyoxyethylene, polyoxypropylene it is poly- and made of it is novel
Oil-soluble non-ionic demulsifier.
4. the method for organochlorine in a kind of removing liquid oil according to claim 1, it is characterised in that: the demulsifier
It is AE type demulsifier, the AE type demulsifier is the polyoxyethylene polyoxypropylene polyethers using polyethylene polyamine as initiator.
5. the method for organochlorine in a kind of removing liquid oil according to claim 1, it is characterised in that: the antichlor
Compounded in the following proportions by phase transfer catalyst, alkali and solvent and be made: the mass fraction of phase transfer catalyst is 3 parts, alkali
Mass fraction is 12 parts, and the mass fraction of solvent is 75 parts.
6. the method for organochlorine in a kind of removing liquid oil according to claim 1, it is characterised in that: the antichlor
Compounded in the following proportions by phase transfer catalyst, alkali and solvent and be made: the mass fraction of phase transfer catalyst is 5 parts, alkali
Mass fraction is 8 parts, and the mass fraction of solvent is 72 parts.
7. the method for organochlorine in a kind of removing liquid oil according to claim 1, it is characterised in that: the antichlor
Compounded in the following proportions by phase transfer catalyst, alkali and solvent and be made: the mass fraction of phase transfer catalyst is 4 parts, alkali
Mass fraction is 15 parts, and the mass fraction of solvent is 55 parts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910729010.1A CN110408422A (en) | 2019-08-08 | 2019-08-08 | A kind of method of organochlorine in removing liquid oil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910729010.1A CN110408422A (en) | 2019-08-08 | 2019-08-08 | A kind of method of organochlorine in removing liquid oil |
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| CN110408422A true CN110408422A (en) | 2019-11-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910729010.1A Withdrawn CN110408422A (en) | 2019-08-08 | 2019-08-08 | A kind of method of organochlorine in removing liquid oil |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2740500C1 (en) * | 2020-04-22 | 2021-01-14 | Общество с ограниченной ответственностью "ЛУКОЙЛ-Нижегородниинефтепроект" | Method of oil purification from organochlorine compounds |
| WO2021152773A1 (en) * | 2020-01-30 | 2021-08-05 | Kurita Water Industries Ltd. | Method for Reducing or Preventing Corrosion or Fouling Caused by Acidic Compounds |
| WO2022144769A1 (en) * | 2020-12-29 | 2022-07-07 | Technoilogy S.R.L. | Process for the removal of organic chlorine from oils and fats of vegetable and animal origin and from oils deriving from solid waste treatment |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102127464A (en) * | 2009-10-22 | 2011-07-20 | 中国石油化工股份有限公司 | Method for removing organochlorine from hydrocarbon oil |
| CN102492458A (en) * | 2011-11-22 | 2012-06-13 | 沈阳工业大学 | Additive for removing organochlorine from crude oil and removal technology thereof |
| CN109181759A (en) * | 2018-10-11 | 2019-01-11 | 宁波中循环保科技有限公司 | A kind of method of chlorine-containing organic compounds in removing waste oil |
-
2019
- 2019-08-08 CN CN201910729010.1A patent/CN110408422A/en not_active Withdrawn
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102127464A (en) * | 2009-10-22 | 2011-07-20 | 中国石油化工股份有限公司 | Method for removing organochlorine from hydrocarbon oil |
| CN102492458A (en) * | 2011-11-22 | 2012-06-13 | 沈阳工业大学 | Additive for removing organochlorine from crude oil and removal technology thereof |
| CN109181759A (en) * | 2018-10-11 | 2019-01-11 | 宁波中循环保科技有限公司 | A kind of method of chlorine-containing organic compounds in removing waste oil |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021152773A1 (en) * | 2020-01-30 | 2021-08-05 | Kurita Water Industries Ltd. | Method for Reducing or Preventing Corrosion or Fouling Caused by Acidic Compounds |
| RU2740500C1 (en) * | 2020-04-22 | 2021-01-14 | Общество с ограниченной ответственностью "ЛУКОЙЛ-Нижегородниинефтепроект" | Method of oil purification from organochlorine compounds |
| WO2022144769A1 (en) * | 2020-12-29 | 2022-07-07 | Technoilogy S.R.L. | Process for the removal of organic chlorine from oils and fats of vegetable and animal origin and from oils deriving from solid waste treatment |
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Application publication date: 20191105 |