CN110295070A - A kind of Compositional type diesel pour inhibitor and its preparation method and application - Google Patents
A kind of Compositional type diesel pour inhibitor and its preparation method and application Download PDFInfo
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- CN110295070A CN110295070A CN201910517904.4A CN201910517904A CN110295070A CN 110295070 A CN110295070 A CN 110295070A CN 201910517904 A CN201910517904 A CN 201910517904A CN 110295070 A CN110295070 A CN 110295070A
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L1/00—Liquid carbonaceous fuels
- C10L1/04—Liquid carbonaceous fuels essentially based on blends of hydrocarbons
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L1/00—Liquid carbonaceous fuels
- C10L1/10—Liquid carbonaceous fuels containing additives
- C10L1/14—Organic compounds
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L1/00—Liquid carbonaceous fuels
- C10L1/10—Liquid carbonaceous fuels containing additives
- C10L1/14—Organic compounds
- C10L1/18—Organic compounds containing oxygen
- C10L1/19—Esters ester radical containing compounds; ester ethers; carbonic acid esters
- C10L1/1915—Esters ester radical containing compounds; ester ethers; carbonic acid esters complex esters (at least 3 ester bonds)
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L1/00—Liquid carbonaceous fuels
- C10L1/10—Liquid carbonaceous fuels containing additives
- C10L1/14—Organic compounds
- C10L1/18—Organic compounds containing oxygen
- C10L1/192—Macromolecular compounds
- C10L1/195—Macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
- C10L1/196—Macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds derived from monomers containing a carbon-to-carbon unsaturated bond and a carboxyl group or salts, anhydrides or esters thereof homo- or copolymers of compounds having one or more unsaturated aliphatic radicals each having one carbon bond to carbon double bond, and at least one being terminated by a carboxyl radical or of salts, anhydrides or esters thereof
- C10L1/1963—Macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds derived from monomers containing a carbon-to-carbon unsaturated bond and a carboxyl group or salts, anhydrides or esters thereof homo- or copolymers of compounds having one or more unsaturated aliphatic radicals each having one carbon bond to carbon double bond, and at least one being terminated by a carboxyl radical or of salts, anhydrides or esters thereof mono-carboxylic
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L1/00—Liquid carbonaceous fuels
- C10L1/10—Liquid carbonaceous fuels containing additives
- C10L1/14—Organic compounds
- C10L1/22—Organic compounds containing nitrogen
- C10L1/222—Organic compounds containing nitrogen containing at least one carbon-to-nitrogen single bond
- C10L1/224—Amides; Imides carboxylic acid amides, imides
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- Liquid Carbonaceous Fuels (AREA)
Abstract
The present invention relates to a kind of Compositional type diesel pour inhibitors and its preparation method and application, it is prepared using the raw material of following components and weight percent content: sorbester p17 10~40%, EVA pour-point depressant 30~40%, tetradecyl methylacrylate-N- caprolactam pour-point depressant 30~60%, above-mentioned raw materials directly mix to arrive diesel oil pour point reducer composition according to mass ratio.Composition is added in Songjiang 0# diesel oil according to 0.15% quality, 40 DEG C of ultrasonic disperse 30min.Compared with prior art, the present invention through detection highest can diesel oil condensation point reduce 15-17 DEG C, cold filter plugging point reduce 7-14 DEG C.
Description
Technical field
The invention belongs to diesel pour inhibitor technical fields, more particularly, to a kind of Compositional type diesel pour inhibitor and its preparation side
Method and application.
Background technique
Diesel pour inhibitor is also known as cold flow improver, since diesel oil is to the sensitivity of pour-point depressant and the n-alkane of diesel oil
It is related.Dewaxing device is established in the measure for improving diesel low-temperature liquidity at present, and secondary processing diesel oil is added to reconcile and be added low temperature
Flow improving agent.
Pour-point depressant compounding form includes the compounding between pour-point depressant, compounding between pour-point depressant and surfactant, pour point depression
Compounding between agent and some solvents.The pour-point depressant studied at present has ethylene-vinyl acetate class pour-point depressant, maleic acid anhydride drop
Solidifying agent, the other forms such as esters of acrylic acid pour-point depressant.Single polymers pour-point depressant effect is not too much ideal, develops Compositional type pour point depression
Agent is the measure for improving diesel low-temperature liquidity most effective at present.
Summary of the invention
It is an object of the present invention to overcome the above-mentioned drawbacks of the prior art and provide a kind of Compositional type diesel oil to drop
Solidifying agent and its preparation method and application, may make that the cold filter plugging point of diesel oil and cold filter plugging point are obviously improved.
The purpose of the present invention can be achieved through the following technical solutions:
A kind of Compositional type diesel pour inhibitor, is prepared using the raw material of following components and weight percent content:
Sorbester p17 10~40%
EVA pour-point depressant 30~40%
Tetradecyl methylacrylate-N- caprolactam pour-point depressant 30~60%.
It is preferred that the raw material of following components and weight percent content is prepared:
Sorbester p17 20%
EVA pour-point depressant 30%
Tetradecyl methylacrylate-N- caprolactam pour-point depressant 50%.
It is preferred that the raw material of following components and weight percent content is prepared:
Sorbester p17 20%
EVA pour-point depressant 40%
Tetradecyl methylacrylate-N- caprolactam pour-point depressant 40%.
It is preferred that the raw material of following components and weight percent content is prepared:
Sorbester p17 30%
EVA pour-point depressant 30%
Tetradecyl methylacrylate-N- caprolactam pour-point depressant 40%.
It is preferred that the raw material of following components and weight percent content is prepared:
Sorbester p17 10%
EVA pour-point depressant 30%
Tetradecyl methylacrylate-N- caprolactam pour-point depressant 60%.
It is preferred that the raw material of following components and weight percent content is prepared:
Sorbester p17 40%
EVA pour-point depressant 30%
Tetradecyl methylacrylate-N- caprolactam pour-point depressant 30%.
The preparation method of Compositional type diesel pour inhibitor, comprising:
It is in molar ratio 9:1 mixed methyl tetradecyl acrylate and N- caprolactam, is added in toluene solvant,
Under conditions of the benzoyl peroxide of reactant gross mass 0.9% makees initiator, reacts 9 hours, obtain at 110~130 DEG C
Tetradecyl methylacrylate-N- caprolactam pour-point depressant;
Each raw material is mixed with to obtain Compositional type diesel pour inhibitor according to formula.
Compositional type diesel pour inhibitor is added in diesel oil, 20~50 DEG C of 20~40min of ultrasonic disperse in diesel oil.
Content of the Compositional type diesel pour inhibitor in diesel oil is 0.1~0.2wt%.
The diesel oil is Songjiang 0# diesel oil or 0# petrifaction diesel.
Compared with prior art, the present invention may make that the cold filter plugging point of diesel oil and condensation point are obviously improved, and highest can bavin
The condensation point of oil reduces 15-17 DEG C, 7-14 DEG C of cold filter plugging point reduction.Sorbester p17 surfactant polar groups and wax crystal phase interaction
With having better peptizaiton to wax crystalline substance;EVA pour-point depressant can by being acted on the raw absorption of wax trichite in diesel oil, eutectic, from
And inhibit the precipitation of wax crystalline substance;Tetradecyl methylacrylate-N- caprolactam pour-point depressant has impression well to diesel oil
Property, long alkyl chain matches with the n-alkane carbochain in diesel oil, according to carbochain matching principle, pour-point depressant and wax crystal phase interaction
With significant decrease cold filter plugging point;Sorbester p17 surfactant and EVA pour-point depressant have widened tetradecyl methylacrylate-N- vinyl
The pour point depression range of caprolactam pour-point depressant, synergistic effect is obvious, significantly improves the low temperature flow of diesel oil.
Detailed description of the invention
Fig. 1 is the nuclear-magnetism figure of tetradecyl methylacrylate-N- caprolactam;
Fig. 2 is the infrared figure of tetradecyl methylacrylate-N- caprolactam.
Specific embodiment
The present invention is described in detail combined with specific embodiments below.Following embodiment will be helpful to the technology of this field
Personnel further understand the present invention, but the invention is not limited in any way.It should be pointed out that the ordinary skill of this field
For personnel, without departing from the inventive concept of the premise, various modifications and improvements can be made.These belong to the present invention
Protection scope.
Used each raw material is commercial product in following embodiment.
The measurement method of condensation point is according to " measurement of GB510-83 petroleum products questionable points ", the measurement side of cold filter plugging point in the present invention
Method is carried out according to " SH/T0248-2006 diesel oil and domestic heating oil cold filter plugging point measuring method ".
Following embodiment is raw materials used:
0# diesel oil is purchased from Shanghai Songjiang gas station
EVA pour-point depressant is purchased from the smooth Science and Technology Co., Ltd. of upper Haitai
The preparation method of tetradecyl methylacrylate-N- caprolactam pour-point depressant used in following embodiment
Are as follows: the tetradecyl methylacrylate and the mixing of N- caprolactam that molar ratio is 9:1 are added in toluene solvant, anti-
Under conditions of answering the benzoyl peroxide of object gross mass 0.9% to make initiator, is reacted 9 hours at 120 DEG C, obtain metering system
Sour 14 ester-N- caprolactam pour-point depressants.Obtained tetradecyl methylacrylate-N- caprolactam is carried out
Nuclear-magnetism and IR Characterization difference are as shown in Figure 1, 2.
Embodiment 1
A kind of Compositional type diesel pour inhibitor, is calculated by mass percentage, and each component and content are as follows:
Sorbester p17 20%
EVA pour-point depressant 30%
Tetradecyl methylacrylate-N- caprolactam pour-point depressant 50%
Tetradecyl methylacrylate-N- caprolactam preparation method: the methacrylic acid ten for being 9:1 by molar ratio
Four esters and the mixing of N- caprolactam, are added in toluene solvant, in the benzoyl peroxide of reactant gross mass 0.9%
Under conditions of making initiator, is reacted 9 hours at 120 DEG C, obtain tetradecyl methylacrylate-N- caprolactam pour point depression
Agent.
Sorbester p17, EVA pour-point depressant are directly mixed with tetradecyl methylacrylate-N- caprolactam pour-point depressant,
Obtain diesel oil pour point reducer composition.
Composition is added in the 0# diesel oil of Songjiang according to 0.15% quality, 40 DEG C of ultrasonic disperse 30min.
The condensation point of commercially available 0# diesel oil obtained in above-described embodiment containing diesel oil pour point reducer composition and cold after tested
Filter point reduces by 17 DEG C and 11 DEG C respectively.
Embodiment 2
A kind of Compositional type diesel pour inhibitor, is calculated by mass percentage, and each component and content are as follows:
Sorbester p17 20%
EVA pour-point depressant 40%
Tetradecyl methylacrylate-N- caprolactam pour-point depressant 40%
Tetradecyl methylacrylate-N- caprolactam preparation method: the methacrylic acid ten for being 9:1 by molar ratio
Four esters and the mixing of N- caprolactam, are added in toluene solvant, in the benzoyl peroxide of reactant gross mass 0.9%
Under conditions of making initiator, is reacted 9 hours at 120 DEG C, obtain tetradecyl methylacrylate-N- caprolactam pour point depression
Agent.
Sorbester p17, EVA pour-point depressant are directly mixed with tetradecyl methylacrylate-N- caprolactam pour-point depressant,
Obtain diesel oil pour point reducer composition.
Composition is added in the 0# diesel oil of Songjiang according to 0.15% quality, 40 DEG C of ultrasonic disperse 30min.
The condensation point of commercially available 0# diesel oil obtained in above-described embodiment containing diesel oil pour point reducer composition and cold after tested
Filter point reduces by 16 DEG C and 14 DEG C respectively.
Embodiment 3
A kind of Compositional type diesel pour inhibitor, is calculated by mass percentage, and each component and content are as follows:
Sorbester p17 30%
EVA pour-point depressant 30%
Tetradecyl methylacrylate-N- caprolactam pour-point depressant 40%
Tetradecyl methylacrylate-N- caprolactam preparation method: the methacrylic acid ten for being 9:1 by molar ratio
Four esters and the mixing of N- caprolactam, are added in toluene solvant, in the benzoyl peroxide of reactant gross mass 0.9%
Under conditions of making initiator, is reacted 9 hours at 120 DEG C, obtain tetradecyl methylacrylate-N- caprolactam pour point depression
Agent.
Sorbester p17, EVA pour-point depressant are directly mixed with tetradecyl methylacrylate-N- caprolactam pour-point depressant,
Obtain diesel oil pour point reducer composition.
Composition is added in the 0# diesel oil of Songjiang according to 0.15% quality, 40 DEG C of ultrasonic disperse 30min.
The condensation point of commercially available 0# diesel oil obtained in above-described embodiment containing diesel oil pour point reducer composition and cold after tested
Filter point reduces by 15 DEG C and 7 DEG C respectively.
Embodiment 4
A kind of Compositional type diesel pour inhibitor, is calculated by mass percentage, and each component and content are as follows:
Sorbester p17 10%
EVA pour-point depressant 30%
Tetradecyl methylacrylate-N- caprolactam pour-point depressant 60%
Tetradecyl methylacrylate-N- caprolactam preparation method: the methacrylic acid ten for being 9:1 by molar ratio
Four esters and the mixing of N- caprolactam, are added in toluene solvant, in the benzoyl peroxide of reactant gross mass 0.9%
Under conditions of making initiator, is reacted 9 hours at 120 DEG C, obtain tetradecyl methylacrylate-N- caprolactam pour point depression
Agent.
Sorbester p17, EVA pour-point depressant are directly mixed with tetradecyl methylacrylate-N- caprolactam pour-point depressant,
Obtain diesel oil pour point reducer composition.
Composition is added in the 0# diesel oil of Songjiang according to 0.15% quality, 40 DEG C of ultrasonic disperse 30min.
The condensation point of commercially available 0# diesel oil obtained in above-described embodiment containing diesel oil pour point reducer composition and cold after tested
Filter point reduces by 17 DEG C and 9 DEG C respectively.
Embodiment 5
A kind of Compositional type diesel pour inhibitor, is calculated by mass percentage, and each component and content are as follows:
Sorbester p17 40%
EVA pour-point depressant 30%
Tetradecyl methylacrylate-N- caprolactam pour-point depressant 30%
Tetradecyl methylacrylate-N- caprolactam preparation method: the methacrylic acid ten for being 9:1 by molar ratio
Four esters and the mixing of N- caprolactam, are added in toluene solvant, in the benzoyl peroxide of reactant gross mass 0.9%
Under conditions of making initiator, is reacted 9 hours at 120 DEG C, obtain tetradecyl methylacrylate-N- caprolactam pour point depression
Agent.
Sorbester p17, EVA pour-point depressant are directly mixed with tetradecyl methylacrylate-N- caprolactam pour-point depressant,
Obtain diesel oil pour point reducer composition.
Composition is added in the 0# diesel oil of Songjiang according to 0.15% quality, 40 DEG C of ultrasonic disperse 30min
The condensation point of commercially available 0# diesel oil obtained in above-described embodiment containing diesel oil pour point reducer composition and cold after tested
Filter point reduces by 17 DEG C and 9 DEG C respectively.
When pour-point depressant is compounded with polarity nitrogenous compound, since the polarity in polarity nitrogenous compound plays n-alkane
Shielding action so that Compositional type pour-point depressant have the effect of it is best.After tested highest can diesel oil its condensation point 15-17 drops respectively
DEG C, cold filter plugging point reduce 7-14 DEG C.
Embodiment 6
A kind of Compositional type diesel pour inhibitor, is calculated by mass percentage, and each component and content are as follows:
Sorbester p17 20%
EVA pour-point depressant 40%
Tetradecyl methylacrylate-N- caprolactam pour-point depressant 40%
Tetradecyl methylacrylate-N- caprolactam preparation method: the methacrylic acid ten for being 9:1 by molar ratio
Four esters and the mixing of N- caprolactam, are added in toluene solvant, in the benzoyl peroxide of reactant gross mass 0.9%
Under conditions of making initiator, is reacted 9 hours at 110 DEG C, obtain tetradecyl methylacrylate-N- caprolactam pour point depression
Agent.
Sorbester p17, EVA pour-point depressant are directly mixed with tetradecyl methylacrylate-N- caprolactam pour-point depressant,
Obtain diesel oil pour point reducer composition.
Composition is added in 0# petrifaction diesel according to 0.1% quality, 20 DEG C of ultrasonic disperse 40min.
The condensation point of commercially available 0# diesel oil obtained in above-described embodiment containing diesel oil pour point reducer composition and cold after tested
Filter point reduces by 16 DEG C and 14 DEG C respectively.
Embodiment 7
A kind of Compositional type diesel pour inhibitor, is calculated by mass percentage, and each component and content are as follows:
Sorbester p17 30%
EVA pour-point depressant 30%
Tetradecyl methylacrylate-N- caprolactam pour-point depressant 40%
Tetradecyl methylacrylate-N- caprolactam preparation method: the methacrylic acid ten for being 9:1 by molar ratio
Four esters and the mixing of N- caprolactam, are added in toluene solvant, in the benzoyl peroxide of reactant gross mass 0.9%
Under conditions of making initiator, is reacted 9 hours at 130 DEG C, obtain tetradecyl methylacrylate-N- caprolactam pour point depression
Agent.
Sorbester p17, EVA pour-point depressant are directly mixed with tetradecyl methylacrylate-N- caprolactam pour-point depressant,
Obtain diesel oil pour point reducer composition.
Composition is added in 0# petrifaction diesel according to 0.15% quality, 50 DEG C of ultrasonic disperse 20min.
The condensation point of commercially available 0# diesel oil obtained in above-described embodiment containing diesel oil pour point reducer composition and cold after tested
Filter point reduces by 15 DEG C and 7 DEG C respectively.
In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means
Particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one implementation of the invention
In example or example.In the present specification, schematic expression of the above terms may not refer to the same embodiment or example.
Moreover, particular features, structures, materials, or characteristics described can be in any one or more of the embodiments or examples to close
Suitable mode combines.
The above description of the embodiments is intended to facilitate ordinary skill in the art to understand and use the invention.
Person skilled in the art obviously easily can make various modifications to these embodiments, and described herein general
Principle is applied in other embodiments without having to go through creative labor.Therefore, the present invention is not limited to the above embodiments, ability
Field technique personnel announcement according to the present invention, improvement and modification made without departing from the scope of the present invention all should be of the invention
Within protection scope.
Claims (10)
1. a kind of Compositional type diesel pour inhibitor, which is characterized in that prepared using the raw material of following components and weight percent content
It obtains:
Sorbester p17 10~40%
EVA pour-point depressant 30~40%
Tetradecyl methylacrylate-N- caprolactam pour-point depressant 30~60%.
2. a kind of Compositional type diesel pour inhibitor according to claim 1, which is characterized in that preferred following components and weight hundred
The raw material than content is divided to be prepared:
Sorbester p17 20%
EVA pour-point depressant 30%
Tetradecyl methylacrylate-N- caprolactam pour-point depressant 50%.
3. a kind of Compositional type diesel pour inhibitor according to claim 1, which is characterized in that preferred following components and weight hundred
The raw material than content is divided to be prepared:
Sorbester p17 20%
EVA pour-point depressant 40%
Tetradecyl methylacrylate-N- caprolactam pour-point depressant 40%.
4. a kind of Compositional type diesel pour inhibitor according to claim 1, which is characterized in that preferred following components and weight hundred
The raw material than content is divided to be prepared:
Sorbester p17 30%
EVA pour-point depressant 30%
Tetradecyl methylacrylate-N- caprolactam pour-point depressant 40%.
5. a kind of Compositional type diesel pour inhibitor according to claim 1, which is characterized in that preferred following components and weight hundred
The raw material than content is divided to be prepared:
Sorbester p17 10%
EVA pour-point depressant 30%
Tetradecyl methylacrylate-N- caprolactam pour-point depressant 60%.
6. a kind of Compositional type diesel pour inhibitor according to claim 1, which is characterized in that preferred following components and weight hundred
The raw material than content is divided to be prepared:
Sorbester p17 40%
EVA pour-point depressant 30%
Tetradecyl methylacrylate-N- caprolactam pour-point depressant 30%.
7. such as the preparation method of Compositional type diesel pour inhibitor of any of claims 1-6 characterized by comprising
It is in molar ratio 9:1 mixed methyl tetradecyl acrylate and N- caprolactam, is added in toluene solvant, peroxide
Under conditions of change benzoyl makees initiator, is reacted 8~10 hours at 110~130 DEG C, obtain tetradecyl methylacrylate-N- second
Alkenyl caprolactam pour-point depressant;
Each raw material is mixed with to obtain Compositional type diesel pour inhibitor according to formula.
8. such as the application of Compositional type diesel pour inhibitor of any of claims 1-6, which is characterized in that by Compositional type bavin
Oily pour-point depressant is added in diesel oil, 20~50 DEG C of 20~40min of ultrasonic disperse in diesel oil.
9. a kind of application of Compositional type diesel pour inhibitor according to claim 8, which is characterized in that the Compositional type diesel oil
Content of the pour-point depressant in diesel oil is 0.1~0.2wt%.
10. a kind of application of Compositional type diesel pour inhibitor according to claim 8, which is characterized in that the diesel oil is pine
River 0# diesel oil or 0# petrifaction diesel.
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CN111269352A (en) * | 2020-03-31 | 2020-06-12 | 上海应用技术大学 | Binary nitrogen-containing polymer diesel pour point depressant and preparation and application thereof |
CN111635801A (en) * | 2020-05-11 | 2020-09-08 | 江苏龙蟠科技股份有限公司 | PMMA-containing composite pour point depressant and preparation method and application thereof |
CN114031711A (en) * | 2021-10-25 | 2022-02-11 | 上海应用技术大学 | Ternary polymer biodiesel pour point depressant and preparation method thereof |
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