CN107903962A - A kind of residual oil or hydrogenation of shale oil antisludging agent and preparation method thereof - Google Patents
A kind of residual oil or hydrogenation of shale oil antisludging agent and preparation method thereof Download PDFInfo
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- CN107903962A CN107903962A CN201711154596.0A CN201711154596A CN107903962A CN 107903962 A CN107903962 A CN 107903962A CN 201711154596 A CN201711154596 A CN 201711154596A CN 107903962 A CN107903962 A CN 107903962A
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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
-
- 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
- C10L10/00—Use of additives to fuels or fires for particular purposes
- C10L10/04—Use of additives to fuels or fires for particular purposes for minimising corrosion or incrustation
-
- 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
- C10L1/16—Hydrocarbons
- C10L1/1608—Well defined compounds, e.g. hexane, benzene
-
- 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
- C10L1/234—Macromolecular compounds
- C10L1/236—Macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds derivatives thereof
- C10L1/2366—Macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds derivatives thereof homo- or copolymers derived from unsaturated compounds containing amine groups
-
- 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
- C10L1/234—Macromolecular compounds
- C10L1/238—Macromolecular compounds obtained otherwise than by reactions involving only carbon-to-carbon unsaturated bonds
-
- 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
- C10L1/24—Organic compounds containing sulfur, selenium and/or tellurium
- C10L1/2431—Organic compounds containing sulfur, selenium and/or tellurium sulfur bond to oxygen, e.g. sulfones, sulfoxides
- C10L1/2437—Sulfonic acids; Derivatives thereof, e.g. sulfonamides, sulfosuccinic acid esters
-
- 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
- C10L1/26—Organic compounds containing phosphorus
- C10L1/2633—Organic compounds containing phosphorus phosphorus bond to oxygen (no P. C. bond)
- C10L1/2641—Organic compounds containing phosphorus phosphorus bond to oxygen (no P. C. bond) oxygen bonds only
Abstract
The invention discloses a kind of residual oil or hydrogenation of shale oil antisludging agent and preparation method thereof, which is used for the Residue Hydrotreating Technology of Large-scale Refinery or the hydrogenation technique of shale oil refinery, includes the component of following parts by weight：10-30 parts of aromatic solvent or aromatic hydrocarbons and the mixed solvent of aliphatic hydrocarbon, 10-30 parts of ashless phosphate, 10-30 parts of polyisobutylene amine or 10-30 parts of polyetheramine or the arbitrary proportion mixture of 20-40 parts of polyisobutylene amine and polyetheramine, 5-25 parts of alkyl sulfonic acid calcium.Meanwhile the invention also discloses the preparation method of above-mentioned antisludging agent.Suppression fouling, which can be achieved, in the present invention can simultaneously remove the dirt formed, so as to ensure the stable operation of the heat exchange efficiency and device of heat exchanger, and not influence its activity and stability without any toxic action to hydrogenation catalyst；And antisludging agent of the present invention belongs to that general chemicals, oil-soluble are good, high-temperature stability is good and easy to use.The present invention realizes that gimmick science, reactant are polluted without separation and three-waste free discharge.
Description
Technical field
The invention belongs to petroleum refining and shale oil refining technical field, specifically a kind of residual oil or hydrogenation of shale oil resistance
Dirty agent and preparation method thereof.The purpose is to be realization device stable operation, suppress and remove heat exchanger, tied in vacuum tower and pipeline
A kind of high-temperature-resistant scale inhibitor of dirt.
Background technology
Petroleum refining technology is developed so far, its feature is converted to product via traditional catalytic cracking unit and more cleans
Various hydrogenation techniques, core is that the Nitrogen or sulfur-compounds having in petroleum component are removed by hydrogenation means, meanwhile, for protect
The high conversion of petroleum refining is demonstrate,proved, is the key of refinery's hydrogenation technique by Atmospheric vacuum residual oil and the further hydrogenation of Catalytic Cracking Residual Oil
Place, because the component forms complicated and unstable chemcial property, very easy in-line wall, the shell in heat exchanger in process
Thermal condensation reaction occurs for the inlet of layer or tower, so as to form coking or under the collective effect of metal oxide, is formed more
Firm solid mixture is deposited on equipment inner surface, seriously affects the conveying of pipeline material and the heat exchange efficiency of heat exchanger, very
Device maintenance out of service can extremely be caused, the complex component of these depositions usually becomes " fouling ", and it is best to remove such dirt at present
Method be exactly that antisludging agent is added in material, but in practical operation, because the formation process and composition of hydrogenation material are different, its
Chemical property is there are a great difference, and for different hydrogenation techniques, its antisludging agent used is different, especially different hydrogenation
Technique, temperature and the pressure of the conveying of its material have very big difference, and the operation temperature of general heat exchanger is 200---270 DEG C, is had
Up to 370 DEG C, it is necessary to which antisludging agent has good resistance to elevated temperatures, therefore, effect compound under the conditions of the high-temperature of the latter
High-temperature stable be antisludging agent key index.
In the efficient utilization of coal abandoned mine resource, it is the first step that shale oil is extracted from gangue, is added in follow-up depth
It is the important procedure of following process by hydrogenation of shale oil in work, because the nitrogen content in shale oil is more than 3000ppm, therefore, processing
The use that catalyst in technique mends sulphur and antisludging agent is extremely important, and the high sulfur-bearing of shale oil, nitrogenous characteristic cause exchanging heat
Fouling is more prone in device, makes the quick fouling in surface of heat exchanger, seriously affects the stable operation of device, therefore, Yi Zhonggao
The antisludging agent of effect is particularly significant to hydrogenation of shale oil technique.
The content of the invention
The object of the present invention is to provide it is a kind of suppress and remove heat exchanger, in vacuum tower and pipeline fouling residual oil or shale
Oil hydrogenation antisludging agent and preparation method thereof.
The purpose of the present invention is realized by following skill scheme：A kind of residual oil or hydrogenation of shale oil antisludging agent, it is special
Sign is that it includes following chemicals and parts by weight：20-40 parts of aromatic solvent or aromatic hydrocarbons and aliphatic hydrocarbon mixed solvent
And the in the mixed solvent aromatic component accounts for 30-45 parts, 10-30 parts of ashless phosphate, 10-30 parts of polyisobutylene amine,
The arbitrary proportion mixture of 10-30 parts of polyetheramine or/and 20-40 parts of polyisobutylene amine and polyetheramine, 5-25 parts of alkyl
Sulfoacid calcium；The aromatic solvent is the heavy aromatics containing benzene ring structure, and the carbon number including phenyl ring is the heavy aromatics of 8---12；
The polyisobutylene amine refers to be made with liquefied ammonia reaction for the high-activity polyisobutene of 1100-1300 by molecular weight.
The polyisobutylene amine is currently using Germany BASF（BASF）Product；The polyetheramine is to use the U.S.
CHEVRON（Chevron）Or LUBRIZOL（Lu Borun）The product of company.
The mixed solvent of aromatic hydrocarbons and aliphatic hydrocarbon of the present invention is the aliphatic hydrocarbon of heavy aromatics and carbon number 14 to 19, the mixing
Solvent refers to the mixture of heavy aromatics and aliphatic hydrocarbon.
Alkyl sulfonic acid calcium of the present invention is calcium mahogany sulfonate.
Preparation method of the present invention includes：By the quality of above-mentioned each effect compound than dispensing, kept in normal pressure, mixed ingredients
Under the conditions of 45--70 DEG C, using stirring or air pulse bubbling blending mode mix 2-3 it is small when, when Temperature fall 24 is small after,
As finished product.
It is an advantage of the invention that：Belong to high-temperature-resistant scale inhibitor, which can effectively inhibit and remove heat exchanger, decompression
Fouling in tower and pipeline, so as to fulfill the safe and stable operation of device.The present invention also has cost low, and service life length, is answered
It is wide with scope, securely and reliably.
Embodiment
Embodiment 1：
Take 30 parts aromatic solvent, 25 parts of ashless phosphate, 20 parts of polyisobutylene amine, 25 parts of calcium mahogany sulfonate, total matter
Measure as 200 grams, in normal pressure, material is kept under the conditions of 50--55 DEG C, when mixing 2 is small.Mixed the present embodiment is taken to hinder
Dirty 10 grams of agent, by 200ppm's plus dosage adjustment into residual hydrogenation material, 50 kilograms of configuration Residual cracking raw material.The residual oil adds
Hydrogen is the small testing device of filling 30ml catalyst, and heat exchange temperature is 360 DEG C, and pressure 3.0MPa, continuous feed 100hr, is changed
Pressure difference is 0.13MPa before and after hot device, and keeps stablizing, and after device Temperature fall 24hr out of service, opens exchanger head simultaneously
Extract tube bank out, it is seen that after heat exchanger inner wall keeps cleaning, heating to vacuumize remaining oil inside removing heat exchanger and dry heat exchanger
Weigh, scale inhibition performance is more than 90 parts.
Embodiment 2：
Take 30 parts aromatic solvent, 25 parts of ashless phosphate, 20 parts of polyetheramine, 25 parts of calcium mahogany sulfonate, gross mass is
200 grams, in normal pressure, material is kept under the conditions of 50--55 DEG C, when mixing 2 is small.Take mixed the present embodiment antisludging agent
10 grams, by 200ppm's plus dosage adjustment into residual hydrogenation material, 50 kilograms of Residual cracking raw material is configured, which is
The small testing device of 30ml catalyst is loaded, heat exchange temperature is 360 DEG C, pressure 3.0MPa, continuous feed 100hr, heat exchanger
Front and rear pressure difference is 0.13MPa, and keeps stablizing, and after device Temperature fall 24hr out of service, opens exchanger head and extracts out
Tube bank, it is seen that heat exchanger inner wall keeps cleaning, and heating, which vacuumizes, removes remaining oil inside heat exchanger and weigh after drying heat exchanger,
Scale inhibition performance is more than 91 parts.
Embodiment 3：
Take 30 parts aromatic solvent, 25 parts of ashless phosphate, the blending ingredients of 30 parts of polyetheramine and polyisobutylene amine, 15 parts
Calcium mahogany sulfonate, gross mass is 200 grams, in normal pressure, keeps material under the conditions of 50--55 DEG C, be mixed 2 it is small when.Take mixed
10 grams of the present embodiment antisludging agent after conjunction, by 200ppm's plus dosage adjustment into residual hydrogenation material, configuration Residual cracking is former
50 kilograms of material, the residual hydrogenation are the small testing device of filling 30ml catalyst, and heat exchange temperature is 360 DEG C, pressure 3.0MPa,
Continuous feed 100hr, pressure difference is 0.13MPa before and after heat exchanger, and keeps stablizing, after device Temperature fall 24hr out of service,
Open exchanger head and extract tube bank out, it is seen that heat exchanger inner wall keeps cleaning, and heating vacuumizes remaining inside removing heat exchanger
Oil is simultaneously weighed after drying heat exchanger, and scale inhibition performance is more than 93 parts.
Embodiment 4：
Take 30 parts aromatic solvent, 25 parts of ashless phosphate, 20 parts of polyisobutylene amine, 25 parts of calcium mahogany sulfonate, total matter
Measure as 200 grams, in normal pressure, material is kept under the conditions of 50--55 DEG C, when mixing 2 is small.Mixed the present embodiment is taken to hinder
Dirty 10 grams of agent, by 200ppm's plus dosage adjustment into hydrogenation of shale oil material, configuration shale oil processes raw material 50 kilograms, the page
Shale oil is hydrogenated to the small testing device of filling 30ml catalyst, and heat exchange temperature is 270 DEG C, pressure 4.0MPa, continuous feed
100hr, pressure difference is 0.14MPa before and after heat exchanger, and keeps stablizing, and after device Temperature fall 24hr out of service, opens heat exchange
Device end socket simultaneously extracts tube bank out, it is seen that heat exchanger inner wall keeps cleaning, and heating, which vacuumizes, removes remaining oil inside heat exchanger and dry
Weigh after heat exchanger, scale inhibition performance is more than 88 parts.
Embodiment 5：
Take 30 parts aromatic solvent, 25 parts of ashless phosphate, 20 parts of polyetheramine, 25 parts of calcium mahogany sulfonate, gross mass is
200 grams, in normal pressure, material is kept under the conditions of 50--55 DEG C, when mixing 2 is small.Take mixed the present embodiment antisludging agent
10 grams, by 200ppm's plus dosage adjustment into hydrogenation of shale oil material, configuration shale oil processes raw material 50 kilograms, the shale oil
The small testing device of filling 30ml catalyst is hydrogenated to, heat exchange temperature is 270 DEG C, pressure 4.0MPa, continuous feed 100hr,
Pressure difference is 0.14MPa before and after heat exchanger, and keeps stablizing, and after device Temperature fall 24hr out of service, opens exchanger head
And extract tube bank out, it is seen that heat exchanger inner wall keeps cleaning, and heating, which vacuumizes, removes remaining oil inside heat exchanger and dry heat exchanger
After weigh, scale inhibition performance be more than 87 parts.
Embodiment 6：
Take 30 parts of aromatic solvent, 25 parts of ashless phosphate, 30 parts of polyetheramine and polyisobutylene amine blending ingredients, 15 parts
Calcium mahogany sulfonate, gross mass are 200 grams, in normal pressure, material are kept under the conditions of 50--55 DEG C, when mixing 2 is small.Take mixing
10 grams of the present embodiment antisludging agent afterwards, by 200ppm's plus dosage adjustment into hydrogenation of shale oil material, configuration shale oil processing
50 kilograms of raw material, the hydrogenation of shale oil are the small testing device of filling 30ml catalyst, and heat exchange temperature is 270 DEG C, and pressure is
4.0MPa, continuous feed 100hr, pressure difference is 0.14MPa before and after heat exchanger, and keeps stablizing, device Temperature fall out of service
After 24hr, open exchanger head and extract tube bank out, it is seen that heat exchanger inner wall keeps cleaning, and heating, which vacuumizes, removes in heat exchanger
Portion's remaining oil is simultaneously weighed after drying heat exchanger, and scale inhibition performance is more than 90 parts.
Embodiment 7：
Take 25 parts aromatic solvent, 25 parts of ashless phosphate, the mixed amine of 30 parts of polyisobutylene amine and polyetheramine, 20 parts
Calcium mahogany sulfonate, gross mass are 200 grams, in normal pressure, material are kept under the conditions of 50--55 DEG C, when mixing 2 is small.Take mixing
10 grams of the present embodiment antisludging agent afterwards, by 200ppm's plus dosage adjustment into residual hydrogenation material, configures Residual cracking raw material
50 kilograms.The residual hydrogenation is the small testing device of filling 30ml catalyst, and heat exchange temperature is 360 DEG C, pressure 3.0MPa, even
Continuous to feed 100hr, pressure difference is 0.13MPa before and after heat exchanger, and keeps stablizing, and after device Temperature fall 24hr out of service, is beaten
Open exchanger head and extract tube bank out, it is seen that heat exchanger inner wall keeps cleaning, and heating, which vacuumizes, removes remaining oil inside heat exchanger
And weigh after drying heat exchanger, scale inhibition performance is more than 89 parts.
Embodiment 8：
Take 25 parts aromatic solvent, 25 parts of ashless phosphate, the mixed amine of 30 parts of polyisobutylene amine and polyetheramine, 20 parts
Calcium mahogany sulfonate, gross mass are 200 grams, in normal pressure, material are kept under the conditions of 50--55 DEG C, when mixing 2 is small.Take mixing
10 grams of the present embodiment antisludging agent afterwards, by 200ppm's plus dosage adjustment into residual hydrogenation material, configures Residual cracking raw material
50 kilograms.The hydrogenation of shale oil is the small testing device of filling 30ml catalyst, and heat exchange temperature is 270 DEG C, pressure 4.0MPa,
Continuous feed 100hr, pressure difference is 0.14MPa before and after heat exchanger, and keeps stablizing, after device Temperature fall 24hr out of service,
Open exchanger head and extract tube bank out, it is seen that heat exchanger inner wall keeps cleaning, and heating vacuumizes remaining inside removing heat exchanger
Oil is simultaneously weighed after drying heat exchanger, and scale inhibition performance is more than 92 parts.
Claims (4)
1. a kind of residual oil or hydrogenation of shale oil antisludging agent, it is characterised in that it includes following chemicals and parts by weight：20—
40 parts of aromatic solvent or aromatic hydrocarbons accounts for 30-45 parts, 10-30 parts with aliphatic hydrocarbon mixed solvent and the in the mixed solvent aromatic component
Ashless phosphate, 10-30 parts of polyisobutylene amine, 10-30 parts of polyetheramine or/and 20-40 parts of polyisobutylene amine with it is poly-
The arbitrary proportion mixture of ether amines, 5-25 parts of alkyl sulfonic acid calcium；The aromatic solvent is the heavy aromatics containing benzene ring structure,
The heavy aromatics that carbon number including phenyl ring is 8---12；The polyisobutylene amine refers to the height for 1100-1300 by molecular weight
Living polyisobutylene is reacted and is made with liquefied ammonia.
2. hydrogenation antisludging agent according to claim 1, it is characterised in that：The mixed solvent of the aromatic hydrocarbons and aliphatic hydrocarbon is attached most importance to
The aliphatic hydrocarbon of aromatic hydrocarbons and carbon number 14 to 19, the mixed solvent refer to the mixture of heavy aromatics and aliphatic hydrocarbon.
3. hydrogenation antisludging agent according to claim 1, it is characterised in that：The alkyl sulfonic acid calcium is calcium mahogany sulfonate.
4. the preparation method of antisludging agent according to claim 1, it is characterised in that：Match somebody with somebody by the mass ratio of each effect compound
Material, under the conditions of normal pressure, mixed ingredients are maintained at 45--70 DEG C, 2-3 are mixed using stirring or air pulse bubbling blending mode
Hour, when Temperature fall 24 is small after, be finished product.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711154596.0A CN107903962A (en) | 2017-11-20 | 2017-11-20 | A kind of residual oil or hydrogenation of shale oil antisludging agent and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711154596.0A CN107903962A (en) | 2017-11-20 | 2017-11-20 | A kind of residual oil or hydrogenation of shale oil antisludging agent and preparation method thereof |
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| CN107903962A true CN107903962A (en) | 2018-04-13 |
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| CN201711154596.0A Pending CN107903962A (en) | 2017-11-20 | 2017-11-20 | A kind of residual oil or hydrogenation of shale oil antisludging agent and preparation method thereof |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060094913A1 (en) * | 2004-11-04 | 2006-05-04 | Spratt Paul A | Ion pair amphiphiles as hydrate inhibitors |
| CN103351888A (en) * | 2013-06-25 | 2013-10-16 | 黄河三角洲京博化工研究院有限公司 | Oil slurry scale inhibitor |
| CN104293393A (en) * | 2014-07-21 | 2015-01-21 | 宜兴市星光宝亿化工有限公司 | Hydrogenation scale inhibitor of residual oil and preparation method thereof |
| CN107177379A (en) * | 2017-07-10 | 2017-09-19 | 金浦新材料股份有限公司 | One kind hydrogenation antisludging agent and preparation method thereof |
-
2017
- 2017-11-20 CN CN201711154596.0A patent/CN107903962A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060094913A1 (en) * | 2004-11-04 | 2006-05-04 | Spratt Paul A | Ion pair amphiphiles as hydrate inhibitors |
| CN103351888A (en) * | 2013-06-25 | 2013-10-16 | 黄河三角洲京博化工研究院有限公司 | Oil slurry scale inhibitor |
| CN104293393A (en) * | 2014-07-21 | 2015-01-21 | 宜兴市星光宝亿化工有限公司 | Hydrogenation scale inhibitor of residual oil and preparation method thereof |
| CN107177379A (en) * | 2017-07-10 | 2017-09-19 | 金浦新材料股份有限公司 | One kind hydrogenation antisludging agent and preparation method thereof |
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Application publication date: 20180413 |