CN108913246A - A kind of peace and quiet preservative of methanol gasoline and preparation method thereof - Google Patents

A kind of peace and quiet preservative of methanol gasoline and preparation method thereof Download PDF

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Publication number
CN108913246A
CN108913246A CN201810841850.2A CN201810841850A CN108913246A CN 108913246 A CN108913246 A CN 108913246A CN 201810841850 A CN201810841850 A CN 201810841850A CN 108913246 A CN108913246 A CN 108913246A
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preservative
peace
quiet
component
fatty
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税正强
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Luzhou Zhongtian Alcohol Base Energy Co Ltd
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Luzhou Zhongtian Alcohol Base Energy Co Ltd
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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
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    • C10L10/00—Use of additives to fuels or fires for particular purposes
    • C10L10/18—Use of additives to fuels or fires for particular purposes use of detergents or dispersants for purposes not provided for in groups C10L10/02 - C10L10/16
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    • C10L1/18—Organic compounds containing oxygen
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    • C10L1/00—Liquid carbonaceous fuels
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    • C10L1/14—Organic compounds
    • C10L1/18—Organic compounds containing oxygen
    • C10L1/188—Carboxylic acids; metal salts thereof
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    • C10L1/00—Liquid carbonaceous fuels
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    • C10L1/22—Organic compounds containing nitrogen
    • C10L1/222—Organic compounds containing nitrogen containing at least one carbon-to-nitrogen single bond
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    • C10L1/233—Organic compounds containing nitrogen containing nitrogen in a heterocyclic ring containing nitrogen and oxygen in the ring, e.g. oxazoles
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    • C10L1/00—Liquid carbonaceous fuels
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    • C10L1/234—Macromolecular compounds
    • C10L1/238—Macromolecular compounds obtained otherwise than by reactions involving only carbon-to-carbon unsaturated bonds
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    • 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
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    • C10L2270/00—Specifically adapted fuels
    • C10L2270/02—Specifically adapted fuels for internal combustion engines
    • C10L2270/023—Specifically adapted fuels for internal combustion engines for gasoline engines

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  • Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Liquid Carbonaceous Fuels (AREA)

Abstract

The invention discloses peace and quiet preservatives of a kind of methanol gasoline and preparation method thereof, and the oil for solving existing methanol gasoline is impure, and organic substance pollutes larger problem to engine and its pipeline etc..The present invention includes the peace and quiet preservative of methanol gasoline, with volume percentage, preservative：2~3%, detergent-dispersant additive：3.5~4.5%, component using cleaning, environmental protection, renewable, degradable petroleum yeast fat acid as detergent-dispersant additive and preservative, the preparation method of the peace and quiet preservative includes successively stirring preservative ingredient to form transparence respectively, detergent-dispersant additive is stirred to form taupe homogeneous substance, the two is stirred mixing again, the present invention has many advantages, such as the cleanliness for improving methanol gasoline and antiseptic property, and cheap.

Description

A kind of peace and quiet preservative of methanol gasoline and preparation method thereof
Technical field
The present invention relates to a kind of alcohols substitute fuel fields, and in particular to a kind of peace and quiet preservative of methanol gasoline and its preparation Method.
Background technique
Up to now, the fuel of all kinds of motor vehicles is always based on gasoline, diesel oil, but as environmental pollution is more and more tighter Weight, and non-renewable resources gradually decrease, there is a growing awareness that develop the urgency of other oils.It uses both at home and abroad Various energy resources alternative, however, these alternatives, to large-scale promotion, all there is serious defects.In recent years, by Continue to spiral in a high position in international oil price, accelerates the popularization and application speed and flow of research of domestic and international alternative alcohol-ether fuel.
Alcohol gasoline is taken seriously as a kind of cleaning, cheap, efficient gasoline substitute with its source abundant, quilt It is considered most promising alternative motor fuels.For this purpose, countries in the world, which have all put into a large amount of man power and material, carries out alcohols vapour The research of oil.The energy promulgated according to National Development and Reform Committee can replace the implementation of Strategic Policy, and people start to test alcohol gasoline Various additives.
Alcohol gasoline is by oxygen containing polarity fuel denatured methyl alcohol (>=85%) and nonpolar hydro carbons regular unleaded (≤15%) reconciles, and due to fuel oxygen level height, promotes hydrocarbon fuel that must compare sufficiently, in terms of environmental angle, uses alcohol The CO and HC of the vehicle exhaust emission of class gasoline significantly decrease compared with unleaded gas.But comparative test is found, automobile-used first Deposit of the alcohol gasoline on atomizer, intake valve and combustion chamber is higher by 12.9~18.9% than unleaded gasoline for vehicle, this be by It is oxygenates in methanol gasoline, at the higher position of the temperature such as car engine air admittance valve, can accelerates in oil product not The oxidative dimerization of stable elements causes to be more prone to produce deposit and carbon deposit.Carbon deposit influences very normal working of engine Greatly, for example lead to not tight valve-closing, intake valve or exhaust valve gas leakage, pinking etc..Will have a direct impact on automobile cold start-up and Combustion mixture enters the volumetric efficiency of combustion chamber, and it is slow to can lead to valve event when serious, is not closed completely.Therefore, methanol vapor Oil compared with unleaded gas more use detergent-dispersant additive, the dispersing agent described in CN101705122A be calcium mahogany sulfonate and Has magnesium stearate, the isostearic acid magnesium of metal ion；It in CN102604692A, is made with benzene, the dimethylbenzene of environmental pollution To play peace and quiet dispersion；In CN1840620B, a large amount of metal salt has been used：Polyisobutene sulphur phosphorus barium, dialkyl group two Thiophosphoric acid zinc, in CN101285010A, peace and quiet dispersion composition is propyl alcohol, dipentene；It is peace and quiet to be dispersed into CN102161919A Part is positive isopropanol, limonene, hexamethylene, these ingredients have certain peace and quiet peptizaiton, but all effect is not satisfactory.
In addition, methanol water imbibition itself is strong, store and in use, can be generated by air oxidation and bacterial fermentation has on a small quantity Machine acid, these acidic materials can make engine cause corrosion and abrasion.Therefore, the anti-corrosion of metal of methanol gasoline becomes common concern The problem of.
Occurs the patent achievement in terms of some Aalcohols fuel anti-corrosion of metal to solve this problem.Such as notification number CN101649230A " a kind of metal inhibiter of methanol gasoline " is a kind of patent of invention that effect is pretty good, CN101544825A " alcohol The inhibition of base gasoline, it is anti-swelling, etch-proof additive polymer " in, disclose with fatty acid amide ester, polysuccinimide and Fluorocarbon surfactant etc., but shortcoming is the phosphate containing unfavorable environmental protection；Anti-corrosion composition in CN102161919A has Expensive propargyl alcohol, hydroxysuccinic acid diethylester, cyclohexylamine surfactant and six phosphate of creatine of unfavorable environmental protection etc., Due to P elements presence and limit use, cyclohexylamine has the property of strong organic base again, make the base number of methanol gasoline by It influences；It is all the benzene class for having used pollution environment in a large amount of patent additive reports such as CN101985569A, CN100564496A Compound and toluene, dimethylbenzene are as anti-corrosion reagent.
Summary of the invention
The technical problem to be solved by the present invention is to：Reduce existing methanol gasoline in use to engine and/ Or the adverse effect such as corrosion of pipeline.
The present invention provides peace and quiet preservatives of a kind of methanol gasoline to solve the above problems and preparation method thereof.
The present invention is achieved through the following technical solutions：
A kind of peace and quiet preservative of methanol gasoline, according to volume percentage, including following component：Preservative：2~3%, clearly Net dispersing agent：3.5~4.5%,
The preservative is made of fatty amine, fatty amine calcium salt and fatty phenol, described in terms of preservative total volume percent Fatty amine and fatty phenol content are 30~40%, and the fatty amine is N, and the sub- bigcatkin willow propane diamine of N '-two, fatty phenol is 2,6-, bis- uncle Butyl paracresol, the two is with volume ratio 1:2 ratios mix to obtain anti-corrosion of metal component；It is passivated cheating components：Fatty amine salt 30- 35%, the fatty amine salt is by benzotriazole, benzotriazole fatty amine salt with volume ratio 1:1 ratio is prepared to obtain；Antioxygen Inhibition component:Yeast fat acid 25-40%, the yeast fat acid are petroleum yeast fat acid C16-C18；
The detergent-dispersant additive volume percentage, surface active composition, 30-35% including 30-40% disperse peat The peace and quiet scrubbed component of component and 30-35%,
The surface active composition is C4-C5Morpholine and/or N-methylmorpholine；The surface active composition C4-C5Morpholine, N-methylmorpholine is one such or two kinds of the mixture with volume ratio equal proportion,
The dispersion peat component：10-20% yeast fat acid, 15-20% fatty amine calcium salt, petroleum yeast fat acid C16-C18, the fatty amine calcium salt is polyisobutylene-bis-succinimide, alkyl calcium salicylate with volume ratio 1:1 ratio is prepared T154+T109 mother liquor,
The peace and quiet scrubbed component is fatty calcium salt, and the fatty calcium salt is sulfurized alkylphenol calcium, middle base number synthesis sulphur Sour calcium is with volume ratio 1:The T115B+T105 mother liquor that 1 ratio is prepared.
A kind of peace and quiet preservative of methanol gasoline and preparation method thereof, includes the following steps：
Step 1: by the anti-corrosion of metal component of 30-40%, the passivation cheating components of 30-35% and 25-40% antioxygen inhibition Component is added in stirred tank, stirs evenly transparent, the limpid aobvious rufous that pH=9.63-10.14 can be obtained at normal temperature Methanol gasoline corrosion inhibitor finished product；
Step 2: by the surface active composition of 30-40%, the dispersion peat component of 32-35% and the peace and quiet washing of 30-35% Component is added in stirred tank, stirs evenly the methanol gasoline that the taupe of pH=10.30-10.38 can be obtained at normal temperature Detergent-dispersant additive finished product；
Step 3: the methanol gasoline corrosion inhibitor finished product that above-mentioned steps one obtain to be added to the stirred tank of step 2 In, the peace and quiet preservative finished product that PH=9.8~10.40 can be obtained is stirred evenly at normal temperature.
The present invention has the advantage that and beneficial effect：
1. by addition preservative and detergent-dispersant additive, there is mutually collaboration facilitation therebetween in the present invention, thus The antiseptic property and cleanliness for improving methanol gasoline act synergistically due to existing, the additive amount of preservative and detergent-dispersant additive It is reduced；
2. using cleaning, environmentally friendly, renewable, degradable petroleum yeast fat acid as detergent-dispersant additive and preservative Component improves the cleanliness and antiseptic property of methanol gasoline, and cheap；
3. the present invention uses passivation of metal surfaces method, significantly improve the corrosion mitigating effect of metal.This is because group in formula The structure divided contains biradical group, the nonpolar alkyl of existing oleophylic, and has the polar hydroxyl groups of close alcohol, and alkyl can be strong with metal surface Strong effect forms firm coated oil, and hydroxyl can dissolve each other with methanol and be connected, so that connecing for methanol and metal be isolated Touching, avoids methanol to corrosion of metal.This method deactivation method for making metal surface generate one layer of oil film, it is by methanol Gasoline self-assembling formation in flow process, and metallic surface is passivated at normal temperature, one layer of fine and close protective film is generated, To effectively prevent the corrosion of ion；
4. additive of the invention has certain facilitation to the oil quality for improving methanol gasoline.Because being selected in component The effective component for being conducive to improve the oil quality of methanol gasoline is selected.Such as fatty alcohol, surfactant, antirust agent all contain Biradical group can be dissolved in gasoline but also be dissolved in methanol, have and further promote hydrotropy stablizing effect.Meanwhile formula is without containing strong Acid, highly basic ingredient, will not destroy the acid-base balance of oil product.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer, below with reference to embodiment, the present invention is made Further to be described in detail, exemplary embodiment of the invention and its explanation for explaining only the invention, are not intended as to this The restriction of invention.
Embodiment 1
A kind of peace and quiet preservative of methanol gasoline, according to volume percentage, including following component：Preservative：2%, it is peace and quiet Dispersing agent：4.5%,
The preservative is made of fatty amine, fatty amine calcium salt and fatty phenol, described in terms of preservative total volume percent Fatty amine and fatty phenol content are 30%, and the fatty amine is N, and the sub- bigcatkin willow propane diamine of N '-two, fatty phenol is 2,6- di-t-butyl Paracresol, the two is with volume ratio 1:2 ratios mix to obtain anti-corrosion of metal component；It is passivated cheating components：Fatty amine salt 35%, it is described Fatty amine salt is by benzotriazole, benzotriazole fatty amine salt with volume ratio 1:1 ratio is prepared to obtain；Antioxygen inhibition component:Ferment Female fatty acid 25%, the yeast fat acid are petroleum yeast fat acid C16-C18；
The detergent-dispersant additive volume percentage, including 30% surface active composition, 35% dispersion peat component and 30% peace and quiet scrubbed component,
The surface active composition is C4-C5Morpholine and/or N-methylmorpholine；The surface active composition C4-C5Morpholine, N-methylmorpholine is one such or two kinds of the mixture with volume ratio equal proportion,
The dispersion peat component：10% yeast fat acid, 20% fatty amine calcium salt, petroleum yeast fat acid C16-C18, The fatty amine calcium salt is polyisobutylene-bis-succinimide, alkyl calcium salicylate with volume ratio 1:The T154+ that 1 ratio is prepared T109 mother liquor,
The peace and quiet scrubbed component is fatty calcium salt, and the fatty calcium salt is sulfurized alkylphenol calcium, middle base number synthesis sulphur Sour calcium is with volume ratio 1:The T115B+T105 mother liquor that 1 ratio is prepared.
Embodiment 2
A kind of peace and quiet preservative of methanol gasoline, according to volume percentage, including following component：Preservative：3%, it is peace and quiet Dispersing agent：3.5%,
The preservative is made of fatty amine, fatty amine calcium salt and fatty phenol, described in terms of preservative total volume percent Fatty amine and fatty phenol content are 40%, and the fatty amine is N, and the sub- bigcatkin willow propane diamine of N '-two, fatty phenol is 2,6- di-t-butyl Paracresol, the two is with volume ratio 1:2 ratios mix to obtain anti-corrosion of metal component；It is passivated cheating components：Fatty amine salt 30%, it is described Fatty amine salt is by benzotriazole, benzotriazole fatty amine salt with volume ratio 1:1 ratio is prepared to obtain；Antioxygen inhibition component:Ferment Female fatty acid 40%, the yeast fat acid are petroleum yeast fat acid C16-C18；
The detergent-dispersant additive volume percentage, including 40% surface active composition, 30% dispersion peat component and 35% peace and quiet scrubbed component,
The surface active composition is C4-C5Morpholine and/or N-methylmorpholine；The surface active composition C4-C5Morpholine, N-methylmorpholine is one such or two kinds of the mixture with volume ratio equal proportion,
The dispersion peat component：20% yeast fat acid, 15% fatty amine calcium salt, petroleum yeast fat acid C16-C18, The fatty amine calcium salt is polyisobutylene-bis-succinimide, alkyl calcium salicylate with volume ratio 1:The T154+ that 1 ratio is prepared T109 mother liquor,
The peace and quiet scrubbed component is fatty calcium salt, and the fatty calcium salt is sulfurized alkylphenol calcium, middle base number synthesis sulphur Sour calcium is with volume ratio 1:The T115B+T105 mother liquor that 1 ratio is prepared.
Embodiment 3
A kind of peace and quiet preservative of methanol gasoline and preparation method thereof, includes the following steps：
Step 1: by 30% anti-corrosion of metal component, 35% passivation cheating components and 25% antioxygen inhibition component be added Into stirred tank, the methanol gasoline anti-corrosion for stirring evenly transparent, the limpid aobvious rufous that pH9.85 can be obtained at normal temperature is slow Lose agent finished product；
Step 2: the dispersion peat component of 30% surface active composition, 35% is added with 30% peace and quiet scrubbed component Into stirred tank, the methanol gasoline detergent-dispersant additive finished product that the taupe of pH=10.32 can be obtained is stirred evenly at normal temperature；
Step 3: the methanol gasoline corrosion inhibitor finished product that above-mentioned steps one obtain to be added to the stirred tank of step 2 In, the peace and quiet preservative finished product that PH=10.13 can be obtained is stirred evenly at normal temperature.
Embodiment 4
A kind of peace and quiet preservative of methanol gasoline and preparation method thereof, includes the following steps：
Step 1: by 40% anti-corrosion of metal component, 30% passivation cheating components and 40% antioxygen inhibition component be added Into stirred tank, the methanol gasoline anti-corrosion that transparent, the limpid aobvious rufous of pH=10.12 can be obtained is stirred evenly at normal temperature Corrosion inhibiter finished product；
Step 2: the dispersion peat component of 40% surface active composition, 32% is added with 35% peace and quiet scrubbed component Into stirred tank, the methanol gasoline detergent-dispersant additive finished product that the taupe of pH=10.33 can be obtained is stirred evenly at normal temperature；
Step 3: the methanol gasoline corrosion inhibitor finished product that above-mentioned steps one obtain to be added to the stirred tank of step 2 In, the peace and quiet preservative finished product that PH=10.35 can be obtained is stirred evenly at normal temperature.
Above-described specific embodiment has carried out further the purpose of the present invention, technical scheme and beneficial effects It is described in detail, it should be understood that being not intended to limit the present invention the foregoing is merely a specific embodiment of the invention Protection scope, all within the spirits and principles of the present invention, any modification, equivalent substitution, improvement and etc. done should all include Within protection scope of the present invention.

Claims (2)

1. a kind of peace and quiet preservative of methanol gasoline, which is characterized in that according to volume percentage, including following component：Preservative： 2~3%, detergent-dispersant additive：3.5~4.5%,
The preservative is made of fatty amine and fatty phenol, in terms of preservative total volume percent, the fatty amine and fatty phenol Content is 30~40%, and the fatty amine is N, the sub- bigcatkin willow propane diamine of N '-two, and fatty phenol is 2,6-di-tert-butyl p-cresol, two Person is with volume ratio 1:2 ratios mix to obtain anti-corrosion of metal component；It is passivated cheating components：Fatty amine salt 30-35%, the fatty amine Salt is by benzotriazole, benzotriazole fatty amine salt with volume ratio 1:1 ratio is prepared to obtain；Antioxygen inhibition component:Yeast fat Sour 25-40%, the yeast fat acid are petroleum yeast fat acid C16-C18；
The detergent-dispersant additive volume percentage, surface active composition, 30-35% including 30-40% disperse peat component With the peace and quiet scrubbed component of 30-35%,
The surface active composition is C4-C5Morpholine and/or N-methylmorpholine；The surface active composition C4-C5Morpholine, N- methyl Morpholine is one such or two kinds of the mixture with volume ratio equal proportion,
The dispersion peat component：10-20% yeast fat acid, 15-20% fatty amine calcium salt, the fatty amine calcium salt is poly- Isobutene double succimide, alkyl calcium salicylates are with volume ratio 1:The T154+T109 mother liquor that 1 ratio is prepared,
The peace and quiet scrubbed component is fatty calcium salt, and the fatty calcium salt is sulfurized alkylphenol calcium, middle calcium alkylbenzensulfonates With volume ratio 1:The T115B+T105 mother liquor that 1 ratio is prepared.
2. a kind of preparation method of the peace and quiet preservative of methanol gasoline according to claim 1, which is characterized in that including as follows Step：
Step 1: by the anti-corrosion of metal component of 30-40%, the passivation cheating components of 30-35% and 25-40% antioxygen inhibition component It is added in stirred tank, stirs evenly the first that transparent, the limpid aobvious rufous of pH=9.63-10.14 can be obtained at normal temperature Alcohol gasoline corrosion inhibitor finished product；
Step 2: by the surface active composition of 30-40%, the dispersion peat component of 32-35% and the peace and quiet scrubbed component of 30-35% Be added in stirred tank, stir evenly at normal temperature can be obtained the taupe of pH=10.30-10.38 methanol gasoline it is peace and quiet Dispersing agent finished product；
Step 3: the methanol gasoline corrosion inhibitor finished product that above-mentioned steps one obtain is added in the stirred tank of step 2, The peace and quiet preservative finished product that PH=9.8~10.40 can be obtained is stirred evenly under room temperature.
CN201810841850.2A 2018-07-27 2018-07-27 A kind of peace and quiet preservative of methanol gasoline and preparation method thereof Pending CN108913246A (en)

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CN109609243A (en) * 2018-12-07 2019-04-12 北京富乐喜科技有限公司 A kind of preparation method of multilayered structure type fullerene nano lubricating oil

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CN101705122A (en) * 2009-11-20 2010-05-12 济南开发区星火科学技术研究院 Methanol gasoline compound additive and preparation method thereof
CN103320183A (en) * 2013-07-05 2013-09-25 西北民族大学 Cleaning and dispersing agent for bio-based methanol gasoline and preparation method of cleaning and dispersing agent
CN103320187A (en) * 2013-07-05 2013-09-25 西北民族大学 Corrosion preventing and inhibiting agent for bio-based methanol gasoline and preparation method of corrosion preventing and inhibiting agent

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CN101649230A (en) * 2009-07-16 2010-02-17 占小玲 Metal inhibiter of methanol gasoline
CN101705122A (en) * 2009-11-20 2010-05-12 济南开发区星火科学技术研究院 Methanol gasoline compound additive and preparation method thereof
CN103320183A (en) * 2013-07-05 2013-09-25 西北民族大学 Cleaning and dispersing agent for bio-based methanol gasoline and preparation method of cleaning and dispersing agent
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Application publication date: 20181130