CN101835519A - The processing of the mixture of hydrocarbon and water - Google Patents

The processing of the mixture of hydrocarbon and water Download PDF

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Publication number
CN101835519A
CN101835519A CN200880102727A CN200880102727A CN101835519A CN 101835519 A CN101835519 A CN 101835519A CN 200880102727 A CN200880102727 A CN 200880102727A CN 200880102727 A CN200880102727 A CN 200880102727A CN 101835519 A CN101835519 A CN 101835519A
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mixture
hydrocarbon
activating agent
polymer type
type surface
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黄慧明
玛丽亚·苏里亚阿马查
小吉米·R·巴兰
约翰·D·斯基尔德姆
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3M Innovative Properties Co
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B9/00Cleaning hollow articles by methods or apparatus specially adapted thereto
    • B08B9/08Cleaning containers, e.g. tanks
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10GCRACKING 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
    • C10G33/00Dewatering or demulsification of hydrocarbon oils
    • C10G33/04Dewatering or demulsification of hydrocarbon oils with chemical means
    • CCHEMISTRY; METALLURGY
    • C11ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11DDETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D1/00Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
    • C11D1/004Surface-active compounds containing F
    • CCHEMISTRY; METALLURGY
    • C23COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23GCLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
    • C23G5/00Cleaning or de-greasing metallic material by other methods; Apparatus for cleaning or de-greasing metallic material with organic solvents
    • C23G5/06Cleaning or de-greasing metallic material by other methods; Apparatus for cleaning or de-greasing metallic material with organic solvents using emulsions

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • General Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Metallurgy (AREA)
  • Materials Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Detergent Compositions (AREA)
  • Cosmetics (AREA)
  • Treatment Of Sludge (AREA)
  • Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)

Abstract

The invention discloses the method for a kind of promotion from the mixture separate hydrocarbons that comprises hydrocarbon and water.Described mixture is exposed to comprises the composition of some polymer type surface activating agent at least, the layer that makes at least a portion hydrocarbon form to separate with described mixture remainder.The present invention also provides the use of some polymer type surface activating agent, is used for making at least in part hydrocarbon to separate from the mixture that comprises hydrocarbon and water, makes at least a portion of hydrocarbon form the layer that separates with described mixture remainder.The present invention also provides a kind of method of greasy filth of the mixture that comprises oil and water from surface removal, described method comprises the described greasy filth of compositions-treated that comprises some polymer type surface activating agent with a certain amount of, and described amount can be effectively from the described greasy filth of described surface removal.

Description

The processing of the mixture of hydrocarbon and water
Background technology
The mixture of hydrocarbon and water is present in the industry condition usually.The crude oil sludge of oil tanker pollutes a kind of situation that comes to this.Such pollution is a problem, and particularly when these oil tankers needed place under repair and other maintenance activitys, above-mentioned R and M activity was usually directed to dock high temperature.In such cleaning course, the existence of residual crude oil sludge can cause many problems (for example, the existence of goods steam, the high processing cost of greasy filth, and be difficult to guarantee that clean operation is in full force and effect).And for example, in tar sand processing plant, tar sand stain contaminated equipment.Tar sand is the mixture of hydrocarbon, water and common sand or clay.The cleaning of verified these stains is difficult.In the oil field, the crude oil that equipment on the ground (for example vehicle and reset be equipped with) also can be difficult to remove pollutes.Usually be necessary to use the strong acid such as hydrochloric acid and hydrofluoric acid, described strong acid can cause equipment corrosion.
Having the another kind of situation of the mixture of hydrocarbon and water is emulsion form, wherein needs to reclaim oil as much as possible.
Although the above is attempted, has shortcoming still clean contaminated equipment and can choose the method that reclaims hydrocarbon wantonly.
Summary of the invention
In one aspect, the invention provides the method that promotes that hydrocarbon separates from the mixture that comprises hydrocarbon and water, described method comprises: mixture is exposed to the composition that comprises the first polymer type surface activating agent, the layer that makes at least a portion hydrocarbon form to separate with the mixture remainder, the described first polymer type surface activating agent comprises:
At least a first divalent unit that is selected from following formula:
Figure GPA00001021942300021
With
And
The polyalkylene oxide segment;
Wherein
R fExpression has the perfluoroalkyl of 1 to 6 carbon atom;
R and R 2Be hydrogen or alkyl independently of one another with 1 to 4 carbon atom;
N is 2 to 10 integer; And
M is 1 to 5 integer.
On the other hand, the invention provides and comprise the use of the composition of the first polymer type surface activating agent as defined above, be used for separating at least in part the layer that the mixture that comprises hydrocarbon and water makes at least a portion hydrocarbon form to separate with the mixture remainder.
Among some embodiment aspect aforementioned, at least 10 volume % of described hydrocarbon, 20 volume %, 30 volume %, 40 volume %, 50 volume %, 60 volume %, 70 volume % or even at least 80 volume % form the layer that separates with the mixture remainder.
Among some embodiment aspect aforementioned, described method and/or use also comprise from the hydrocarbon layer that separates removes at least a portion hydrocarbon.
Among some embodiment aspect aforementioned, the mixture that comprises hydrocarbon and water is the greasy filth (for example, crude oil sludge) that comprises oil and water.In other embodiments, described mixture is a tar sand.In other embodiments, described mixture is to comprise the emulsion of hydrocarbon and water at least.
On the other hand, the invention provides the method for greasy filth that comprises the mixture of oil and water from surface removal, described method comprises uses a certain amount of compositions-treated greasy filth that comprises the above defined first polymer type surface activating agent, and described amount can be effectively from surface removal greasy filth.
On the other hand, the invention provides the use of the composition that comprises the above defined first polymer type surface activating agent, be used for comprising the greasy filth of the mixture of oil and water from surface removal.
Among some embodiment aspect aforementioned, described greasy filth is the pollutant in crude oil storage container (for example, oil tanker) or the carried of crude oil container at least one.
Among some embodiment aspect aforementioned, the described first polymer type surface activating agent comprises at least a second divalent unit that is selected from following formula:
Figure GPA00001021942300031
Figure GPA00001021942300032
With
Figure GPA00001021942300033
Wherein
R 1And R 2Be hydrogen or alkyl independently of one another with 1 to 4 carbon atom;
EO represents-CH 2CH 2O-;
Each PO represents-CH (CH independently 3) CH 2O-or
-CH2 CH(CH 3)O-;
Each p is 1 to about 128 integer independently; And
Each q is 0 to about 55 integer independently.
Some embodiment at the composition that is used for method disclosed herein and/or use, described composition (for example comprises at least two kinds, two kinds, three kinds, four kinds, five kinds or more) mixture of different polymer type surface activating agents, wherein various these type of surfactants all comprise formula of being selected from (I) and first divalent unit (II) and are selected from (III), (IV) and second divalent unit (V).
Method of the present invention and/or use make usually can easily be cleaned by the mixture of hydrocarbonaceous and water (for example, greasy filth) surfaces contaminated (for example, on oil tanker and other equipment).In certain embodiments, method of the present invention allows to reclaim at least some hydrocarbon (for example, crude oil) that are present in these mixtures, and this can provide the advantage on economy and/or the environment.
In this application:
" alkyl " and prefix " alkane " comprise straight chain and branched group and cyclic group.Cyclic group can be monocycle or many rings, and in certain embodiments, has 3 to 10 ring carbon atoms.
Term " fluoroalkyl " comprises straight chain, side chain and/or the cyclic group that all c h bonds are wherein replaced by the C-F key, and wherein hydrogen or chlorine atom replace the group that fluorine atom exists, and precondition is to have maximum hydrogen atoms or chlorine atom in per two carbon atoms.In some embodiment of fluoroalkyl, when having at least one hydrogen or chlorine, described fluoroalkyl comprises at least one trifluoromethyl.
Term " hydrocarbon " is meant the compound that is made of carbon and hydrogen, and comprises and can be saturated or unsaturated straight chain, side chain and cyclic group.
Term " greasy filth " is meant the viscous mixture that comprises oil and water.Greasy filth can contain other components (for example, mud, clay, sand and other solids).As used herein, term " greasy filth " comprises tar sand.
Term " crude oil " comprises lightweight, middle matter and heavy crude.
" mixture of hydrocarbon and water " that separates by method disclosed herein do not comprise that wherein hydrocarbon and water have been present in the material in the layering.
Term " one (kind) " and " described " are used interchangeably with " at least one (kind) ".
Except as otherwise noted, otherwise all number ranges include its end value.
The specific embodiment
In certain embodiments, the method according to this invention and/or use can be used for handling the greasy filth (for example, crude oil sludge) that comprises oil and water.Described greasy filth can (for example) exist as the pollutant in carried of crude oil container (for example oil tanker) or the crude oil storage container.For example, when safeguarding other containers of (for example, cleaning and repair) oil tanker or crude oil, need remove greasy filth before carrying out maintenance work (for example, carrying out) usually at dock.Be present in big, the thickness of the common density of greasy filth in these containers, and structurally resemble dough of cake, contain paraffin, asphalitine, salt solution, mud and other residual solids, dirt and organic acid usually.
In certain embodiments, method of the present invention and/or use can be used for processing and (for example are arranged in ground, oil field equipment, vehicle, drilling equipment, oil rig assembly, pipeline, rail tanker, storage bin and other are reseted and are equipped with) on former oil line (for example, crude oil sludge point).But the normal use of this quasi-oil stain appliance-originated maybe can be derived from the discharging of not expecting (for example, from oil well or storage container discharging).
In certain embodiments, the method according to this invention and/or use can be used for handling tar sand (for example oil-sand).The point-like pollutant of tar sand may be gathered on the ground equipment that (for example) use in tar sand mine and processing factory.
Method of the present invention and/or use, it adopts the composition that comprises the first polymer type surface activating agent, usually (for example can be used for from container, oil tanker and storage container) surface removal greasy filth, with on the ground equipment is (for example from (for example), equipment in oil field or the processing factory) surface removal point-like pollutant (for example, crude oil or tar sand).In certain embodiments, can be by using described composition with the wetting wiper of described composition and manual erase greasy filth or point-like pollutant.When greasy filth (for example, the greasy filth in oil tanker or the storage container) is thicker, can remove a large amount of greasy filth by using suitable utensil such as scraping, manually clean with wiper afterwards.In certain embodiments, can described composition be applied to container or the equipment that has greasy filth by spraying (for example, using high-pressure hose).
In certain embodiments, method of the present invention and/or use can be used for making and can reclaim at least some hydrocarbon (for example, crude oil) in the mixture (for example, greasy filth and tar sand) that is present in hydrocarbon and water to alleviate the influence to environment.The cleaning refuse that reclaims, for example the cleaning refuse that reclaims after carrying out separation disclosed herein or surface treatment method is understood layering usually, and wherein at least a portion hydrocarbon forms the layer that separates with the mixture remainder.In addition, according to method disclosed by the invention, using appliance is removed among the embodiment of thick greasy filth therein, the greasy filth that reclaims can be exposed to the composition that comprises the first polymer type surface activating agent.In certain embodiments, the greasy filth that reclaims can be transformed into three layers that are easy to separate, the i.e. first hydrocarbonaceous upper stratas; The second layer, the centre of supernatant liquid, hydrocarbonaceous solid and surfactant is mutually; The 3rd layer, contain the mutually following of supernatant liquid, hydrocarbonaceous solid and surfactant.In some this class embodiment, the hydrocarbonaceous solid mainly is positioned at the intermediate layer.In certain embodiments, can use known technology (for example, decant and drainage) to remove at least a portion hydrocarbon from other layers.In certain embodiments, can use known technology (for example, decant and filtration) to separate the hydrocarbonaceous solid.
In certain embodiments, when the mixture of hydrocarbon and water be when comprising at least the emulsion of hydrocarbon and water (for example, the emulsion of water bag hydrocarbon at least, the emulsion of hydrocarbon Bao Shui, and bicontinuous emulsion at least), can utilize method of the present invention and/or use.Described emulsion can be as extracting the natural existence form from the crude oil of oil well.Described emulsion can be the crude oil refuse that is produced by (for example) cleaning or other operations.When these emulsions were exposed to method disclosed herein, at least a portion hydrocarbon formed the layer (that is emulsion cracking) that separates with the mixture remainder.In certain embodiments, by at least a portion hydrocarbon is separated with the hydrocarbon layer, method disclosed herein can be used for effectively reclaiming available crude oil (for example, in crude oil cyclic utilization of waste operation).
The method according to this invention and/or use usually and can under maximum 60 ℃ temperature (maximum 55 ℃, 50 ℃, 45 ℃, 40 ℃, 35 ℃, 30 ℃, or even maximum 25 ℃ in certain embodiments), carry out.Advantageously, the method according to this invention and/or use can be carried out (for example, do not need usually external heat promote hydrocarbon separating from the mixture of hydrocarbon and water) usually at ambient temperature.
The composition that can be used for implementing method disclosed herein and/or use comprises the first polymer type surface activating agent, and this first polymer type surface activating agent comprises and has at least a first divalent unit and at least a compound that is selected from second divalent unit of formula (III), formula (IV) and formula (V) that is selected from formula (I) and formula (II).In some embodiment of the polymer type surface activating agent that can be used for implementing method disclosed herein, described first divalent unit is represented by formula (I).In other embodiment of the polymer type surface activating agent that can be used for implementing method disclosed herein, described first divalent unit is represented by formula (II).In some embodiment of formula (I) or formula (II), radicals R fBe selected from following group: perfluoro-methyl, perfluor ethyl, perfluoro propyl, perfluoro butyl (for example, perfluor normal-butyl or perfluor sec-butyl), perfluor amyl group and perfluoro hexyl.In certain embodiments, R fExpression has the fluoroalkyl of 2 to 5 (3 to 5 in certain embodiments) carbon atoms.In certain embodiments, R fBe perfluoro butyl (for example perfluor normal-butyl or perfluor sec-butyl).
Radicals R, R 1And R 2Be hydrogen or alkyl, for example methyl, ethyl, n-pro-pyl, isopropyl, butyl, isobutyl group or the tert-butyl group independently of one another with 1 to 4 carbon atom.In certain embodiments, R is methyl or ethyl.In certain embodiments, R 2Be hydrogen or methyl.
In some embodiment of the polymer type surface activating agent that can be used for implementing method disclosed herein, n is 2 to 8 (in certain embodiments, are 2 to 6, or even are 2 to 4).In formula (I), n can be 2,3,4,5,6,7,8,9 or 10.
In the embodiment of the polymer type surface activating agent that can be used for implementing method disclosed herein, m is 1 to 2.In formula (II), m can be 1,2,3,4 or 5.
Each q can be 0 to about 55 integer independently, usually in 1 to 55 scope.
In certain embodiments, ratio P/q in 0.15 to 5 scope, in other embodiments, ratio P/q 0.3 to 5,0.15 to 4,0.15 to 3,0.15 to 2.7 or even 0.15 to 2.5 scope in.In some other embodiment, ratio P/q 0.75 to 4,0.75 to 3,0.75 to 2.7 or even 0.75 to 2.5 scope in.In some other embodiment, ratio P/q 1 to 4,1 to 3,1 to 2.7 or even 1 to 2.5 scope in.In some other embodiment, ratio P/q 1.5 to 4,1.5 to 3,1.5 to 2.7 or even 1.5 to 2.5 scope in.
Implement among some embodiment of polymer type surface activating agent of the present invention can be used for, described second divalent unit is represented by formula III, wherein p be 5 to 15 integer (in certain embodiments, be 9 to 13 or even 11), and wherein q is 15 to 25 integer (being 19 to 23 or even 21 in certain embodiments).
In certain embodiments, can be used for implementing polymer type surface activating agent of the present invention is the product that forms by following material copolymerization:
First reactant, it is at least a compound that is selected from following compound:
Figure GPA00001021942300081
With
R f-(CH 2) m-OC (O)-C (R 2)=CH 2(VII); And
Second reactant, it is at least a compound that is selected from the compound of following chemical formulation:
Figure GPA00001021942300091
Figure GPA00001021942300092
With
Radicals R wherein f, R, R 1, R 2, m, n, EO, PO, p and q as hereinbefore defined.
Polymer type surface activating agent mentioned above can (for example) (for example prepare by technology known in the art, prepare by the acrylate that contains fluoroalkyl of free radical initiation and the combined polymerization of polyalkylene acrylate (for example, mono acrylic ester or double methacrylate or its mixture)).Regulate initiator concentration and activity, monomer concentration, temperature and chain-transferring agent and can control the molecular weight of acrylate copolymer.The explanation of the preparation of relevant this polyacrylate is described in (for example) U.S. Patent No. 3,787,351 (Olson) to some extent, and the disclosure of this patent is incorporated herein with way of reference.The preparation of nine fluorine butane sulfonamido acrylate monomers is described in (for example) U.S. Patent No. 2,803,615 people such as () Ahlbrecht to some extent, and the disclosure of this patent is incorporated herein with way of reference.The described method that is used to prepare the structure that contains nine fluorine butyl sulfonamidos group also can be used for by prepare seven fluoropropyl sulfonamido groups since seven fluoropropyl sulfonyl fluorides, seven fluoropropyl sulfonyl fluorides can pass through U.S. Patent No. 2,732, the example 2 of 398 people such as () Brice and the preparation of the method described in the example 3, the disclosure of this patent is incorporated herein with way of reference.The example of fluoro aliphatic polyester and preparation thereof is described in (for example) U.S. Patent No. 6,664,354 people such as () Savu to some extent, and the disclosure of this patent is incorporated herein with way of reference.
The method that is used for the compound of preparation formula VII is known; (referring to the EP1311637B1 that for example announces on April 5th, 2006, and will prepare 2,2,3,3,4,4, the disclosure of 4-seven fluorine butyl 2-methacrylates is incorporated herein with way of reference).Other formulas VII compound can (for example) from commercial source obtain (for example acrylic acid 3,3,4,4,5,5,6,6, the own ester of 6-nine fluorine from Daikin Chemical Sales (Osaka, Japan), and 2-methacrylic acid 3,3,4,4,5,5,6,6, the own ester of 6-nine fluorine is from Indofine Chemical Co. (Hillsborough, NJ)).
A kind ofly be applicable to that implementing polymer type surface activating agent of the present invention is acrylic acid N-methyl perfluorinated butane sulphonyl ammonia ethyl ester (MeFBSEA) and formula HO (CH 2CH 2O) 11[CH (CH 3) CH 2O] 21(CH 2CH 2O) 11C (=O) CH=CH 2The product of second compound of expression.
The weight ratio of first reactant and second reactant can change, for example, from 10: 90 (in certain embodiments, from 15: 85,20: 80,25: 75,30: 70 or even from 35: 65) until 50: 50 (in certain embodiments, by 60: 40,65: 35,70: 30 or even by 75: 25).In certain embodiments, the weight ratio of first reactant (formula (VI) in certain embodiments) and second reactant (formula (VIII) in certain embodiments) at about 20: 80 to about 50: 50 scope.First reactant is that the MeFBSEA and second reactant are formula HO (CH therein 2CH 2O) 11[CH (CH 3) CH 2O] 21(CH 2CH 2O) 11C (=O) CH=CH 2Some embodiment of reactant in, the ratio of the MeFBSEA and second reactant is about 20: 80,23: 77,25: 75,28: 72,30: 70,33: 67,35: 65,38: 62,40: 60,43: 57,45: 55,48: 52 or even about 50: 50.
In certain embodiments, can be used for implementing polymer type surface activating agent of the present invention and comprise at least one anionic group.Useful anionic group comprise sulfonate radical (for example ,-SO 3M), sulfate radical (for example ,-OSO 3M), and carboxylate radical (for example ,-C (=O) OM), wherein M is hydrogen, the metal cation such as alkali metal or alkaline earth metal cation (for example, aluminium, potassium, calcium or magnesium etc.) or based on the cation of nitrogen, for example ammonium or protonated tertiary amine (for example, (HOCH 2CH 2) 2N HCH 3).Can (for example) can be used for implementing in the polymer type surface activating agent of method disclosed herein by in polymerisation, using suitable monomers that anionic group is integrated into.The available monomer that contains anionic group comprises acrylic acid, methacrylic acid, acrylic acid 2-carboxylic ethyl ester, methacrylic acid 2-carboxylic ethyl ester and 2-acrylamide-2-methyl isophthalic acid-propane sulfonic acid (AMPS).For example, United States Patent (USP) NO.6 has described the available quantity of these monomers in preparation anionic polymer type surfactant among 664,354 people such as () Savu.
Can be used for implementing polymer type surface activating agent of the present invention and have 1000 to 100 usually, 000 (in certain embodiments, be 1000 to 50,000,1000 to 40,000,1000 to 30,000,1000 to 20,000 or even 1000 to 10,000) number-average molecular weight in the gram/molar range, still higher and lower molecular weight also can be useful.In certain embodiments, can be used for implementing polymer type surface activating agent of the present invention and have the number-average molecular weight that is lower than 100,000 gram/moles (maximum 100,000 gram/moles in certain embodiments).In certain embodiments, the polymer type surface activating agent has the number-average molecular weight of at least 1000 gram/moles.The polymer type surface activating agent has the distribution of molecular weight and composition usually.Number-average molecular weight can use technology known in the art (for example) to measure by gel permeation chromatography (that is SEC).
In certain embodiments, can be used for implementing polymer type surface activating agent of the present invention and can not contain hydrolyzable silane group.This can help the storage life that (for example) prolongs composition.
In certain embodiments, can be used for implementing composition of the present invention and comprise a certain amount of polymer type surface activating agent, this amount is enough to cause that at least a portion hydrocarbon forms the layer that separates with the remainder of mixture.In certain embodiments, the composition that can be used for implementing method disclosed herein comprises a certain amount of polymer type surface activating agent, and described amount can be effectively from surface removal at least a portion greasy filth.Usually, gross weight based on composition, the amount of polymer type surface activating agent is at least 0.1 weight % (in certain embodiments, being at least 0.2 weight %, 0.3 weight %, 0.4 weight %, 0.5 weight %, 0.6 weight %, 0.7 weight %, 0.8 weight %, 0.9 weight %, 1 weight %, 1.5 weight %, 2 weight %, 2.5 weight %, 3 weight %, 3.5 weight %, 4 weight %, 4.5 weight % or even at least 5 weight %) in the composition.In certain embodiments, gross weight based on composition, the polymer type surface activating agent can exist with the scope of 0.1 weight % to 10 weight % (in certain embodiments, with 0.5 weight % to 10 weight %, 1 weight % to 10 weight %, 1 weight % to 6 weight % or even 0.1 weight % to 6 weight %).
Implement among some embodiment of composition of the present invention can be used for, described composition comprises at least a in water or the organic solvent (for example, hydrocarbon liquid).Among some embodiment that water and organic solvent all exist, the amount of water is greater than the amount of organic solvent therein.
In certain embodiments, organic solvent is such as C 6To C 10The hydrocarbon liquid of alkane and so in certain embodiments, is hexane or C 9Or C 10At least a in the alkane.In certain embodiments, organic solvent is to have the nearly ether of 10 carbon atoms.Suitable ether comprises with trade name " DOWANOL " and derives from Dow Chemical Co. (Midland, glycol ether Michigan).In certain embodiments, organic solvent is a 2-methoxy ethyoxyl propyl alcohol.In certain embodiments, described composition comprises hydrocarbon liquid and has the nearly ether of 10 carbon atoms.
Implement among some embodiment of composition of the present invention can be used for, based on the gross weight of described composition, the amount of organic solvent is at least about weight 4% to the amount of water less than about 96 weight %.The ratio that can change water and hydrocarbon liquid is to obtain the most effective result.
Can add other materials to composition, as long as their activity of adverse effect polymer type surface activating agent significantly not.In certain embodiments, can be used for implementing composition of the present invention and comprise 1-Methyl-2-Pyrrolidone.In certain embodiments, other materials also can have some useful functions.For example, in certain embodiments, can add different second surface activating agents.Useful second surface activating agent comprises surfactant, the polymer type surface activating agent based on silicone, and can (for example) derive from AirProducts and Chemicals with trade name " SURFYNOL ", Inc. (Allentown, surfactant PA).Usually and surprisingly, method disclosed herein can be carried out under the situation of not using different second surface activating agents (for example, non-fluorinated surfactants) with using.
Can be used for implementing composition of the present invention can use conventional technology to prepare, for example (for example stir, by machinery or magnetic methods), the mixture of at least a and optional other materials (for example, inert material and different second surface activating agents) in vibration or homogenising (for example) polymer type surface activating agent, water or the organic solvent.The component of described composition can merge according to any order.Described therein composition comprises among some embodiment of hydrocarbon liquid and water, and described hydrocarbon liquid is added in the mixture of polymer type surface activating agent and water.In some other embodiment of these embodiment, the polymer type surface activating agent is added in the mixture of hydrocarbon liquid and water.
Following limiting examples further illustrates embodiments of the invention and advantage, but concrete material of enumerating in these examples and consumption thereof and other condition and details to should not be construed as be to improper restriction of the present invention.
Except as otherwise noted, otherwise in the other parts of example and this specification, all umbers, percentage, ratio etc. all are by weight.
Example
Example 1
As United States Patent (USP) NO.6,664, the polymer type surface of preparation described in the example 4 (disclosure of this example is incorporated herein with way of reference) of 354 people such as () Savu activating agent, except different in the following areas: with 38: 62 weight ratios use acrylic acid N-methyl perfluorinated butane sulphonyl ammonia ethyl ester (MeFBSEA) and with trade name " PLURONIC " available from BASFCorporation (Ludwigshafen, Germany) acrylate that the block copolymer by oxirane and expoxy propane prepares, and 50/50 the solvent naphtha/organic peroxide evocating agent that uses 15.6 grams (g) is (with trade name " TRIGONOX-21-C50 " available from Akzo Nobel (Arnhem, The Netherlands) the peroxide-2 ethyl hexanoic acid tert-butyl ester) replaces 2,2 '-azodiisobutyronitrile, and the 1-Methyl-2-Pyrrolidone of 9.9g is added in the charging.
Heavily about 20 grams, thickness and the fine and close greasy filth from the oil tanker structure image dough of cake are placed vial, to the mixture of the polymer type surface activating agent that wherein adds 100 milliliters of (mL) n-decanes, 200mL water and 5 weight %.Vibrate 30 seconds of this mixture, and placed again 2 minutes.After this time, greasy filth is divided into 3 layers.Separate each layer, and be placed in three glass jar (that is, wide-mouth bottle 1, wide-mouth bottle 2 and wide-mouth bottle 3).The upper strata is the liquid of black, is placed in the wide-mouth bottle 1.The intermediate layer is the mixture of supernatant liquid and a large amount of black solids, is placed in the wide-mouth bottle 2.Lower floor is the mixture of supernatant liquid and a small amount of black solid, is placed in the wide-mouth bottle 3.
A part that is loaded on the upper strata in the wide-mouth bottle 1 by dissolving in acetone prepares sample 1.
Sample 2:
Abstraction process: 1mL is mixed with the 1mL carrene from the supernatant liquid of wide-mouth bottle 2, use wrist-action shaker to spend the night and vibrate this mixture.
A part of dichloromethane layer is transferred to the sample 2 of the automatic sampling bottle of glass to be provided for analyzing.
Use prepares sample 3 at sample 2 described methods, and different is to use hexane to replace carrene in the abstraction process.
Use prepares sample 4 at sample 2 described methods, and different is uses 1mL supernatant liquid from wide-mouth bottle 3 to replace settled solution from wide-mouth bottle 2 in the abstraction process.
Use prepares sample 5 at sample 2 described methods, and different is uses 1mL supernatant liquid from wide-mouth bottle 3 to replace settled solution from wide-mouth bottle 2 in the abstraction process, and uses hexane to replace carrene in the abstraction process.
By being dissolved in acetone from the black solid of wide-mouth bottle 2, a part prepares sample 6.
By being dissolved in acetone from the black solid of wide-mouth bottle 3, a part prepares sample 7.
Use gas chromatography/mass spectrometry (GC/MS) analytic sample 1 to 7.Use with trade name AGILENT available from Agilent Technologies (Santa Clara, CA) 5972 type mass selective detectors (MSD) carry out GC/MS to be analyzed, this mass selective detector be connected available from the gas chromatograph of the serial II of 5890 types of Agilent Technologies with trade name AGILENT.Gas chromatograph is equipped with and uses 30 meters fused silica capillary columns, and this capillary column is DB 5 types available from Agilent Technologies, has the internal diameter of 0.25mm and 1.0 microns film thickness.Use 40 ℃ to 320 ℃ temperature program(me) to analyze with the linear velocity of 10 ℃ of per minutes.Final temperature kept 17 minutes.With the flow velocity of about 40cm/ second with helium as carrier gas, injector maintained under 250 ℃ the temperature.In the electron impact ionization pattern, use 70eV to be used for the electronic operation MSD of ionization.By collecting data with the sweep speed of about per second run-down scanning MSD in the daltonian mass range of 29-550.
The GC/MS of sample 1 analyzes the mixture that the saturated hydrocarbons of C13H28 to C32H66 scope is mainly contained on the demonstration upper strata.Also detect other hydrocarbon of some undersaturated or side chains.
The GC/MS of sample 2 to 5 analyzes and is not presented at detected any hydrocarbon in the sample 1.
Sample 6 and 7 GC/MS analyze and show that black solid contains the mixture of detected hydrocarbon in sample 1.
Example 2
The preparation of surfactant solution:
The polymer type surface activating agent that uses the dilution of 2-methoxy ethyoxyl propyl alcohol to prepare described in example 1 prepares the polymer type surface activating agent of 25 weight %.Polymer type surface activator solution (2.4mL) is mixed with 192mL deionized water and 8mL decane, thereby obtain the surfactant solution of 0.3 weight %.
Sample preparation and cleaning:
The crude oil sludge sample is coated on the square aluminium coupon (2 inches (5.1cm) * 2 inch (5.1cm)) in the thin layer.Use following operation that the surfactant solution that the part of 200 microlitres prepares is used to clean coupon.Writing time, place two surfactant solutions on the coupon that greasy filth handled and use the paper handkerchief of cleaning to wipe.It is inferior to repeat this step 3, uses 200 whole microlitre surfactant solutions thus.
The result:
The greasy filth of visible little streak on the coupon, and the regional observation of placement surface activating agent drop cleans streak to some therein.
Example 3
The preparation of surfactant solution:
Prepare example 3 according to the surfactant solution preparation section described in the example 2, (Arlington Heights, 100% active non-ionic polymers type surfactant IL) replaces the polymer type surface activator solution of 25 weight % to the different 0.6mL that is to use available from MasonChemical with trade name " MASURF FS-2000 ".
Sample preparation and cleaning:
The operation of use-case 2 crude oil sludge sample treatment aluminium coupon.Adopt the coupon of the method cleaning example 3 of example 2, the surfactant solution of the different illustrative examples that is to use 200 microlitres replaces the polymer type surface activator solution of 25 weight % of 200 microlitres to be used for detecting.
The result:
The greasy filth of visible little streak on the coupon is observed some fuzzy streaks therein in the zone of placement surface activating agent drop.
Comparative example:
The operation of use-case 2 crude oil sludge sample treatment aluminium coupon.Adopt the coupon of the method cleaning comparative example of example 2, the different surfactant solutions that is to use 200 microliters of water to replace 200 microlitres to prepare is used for detecting.
The greasy filth of visible little streak on the coupon.
Though described the present invention in conjunction with preferred embodiment, should be appreciated that the present invention is not limited to this.In addition, if known material is identical with this paper with treatment step and known equivalent way exists, then these equivalent way are considered as specifically illustrating and being incorporated herein.

Claims (20)

1. method that promotes that hydrocarbon separates from the mixture that comprises hydrocarbon and water, described method comprises:
Described mixture is exposed to the composition that comprises the first polymer type surface activating agent, makes the described hydrocarbon of at least a portion form the layer that separates with the remainder of described mixture, the described first polymer type surface activating agent comprises:
At least a first divalent unit that is selected from following formula:
Figure FPA00001021942200011
The polyalkylene oxide segment;
Wherein
R fExpression has the fluoro-alkyl of 1 to 6 carbon atom;
R and R 2Be hydrogen or alkyl independently of one another with 1 to 4 carbon atom;
N is 2 to 10 integer; And
M is 1 to 5 integer.
2. method according to claim 1 also comprises from the hydrocarbon layer of described separation and removes the described hydrocarbon of at least a portion.
3. according to claim 1 or the described method of claim 2, wherein said mixture is the crude oil sludge pollutant at least one in crude oil storage container or carried of crude oil container.
4. according to claim 1 or the described method of claim 2, wherein said mixture is a tar sand.
5. according to claim 1 or the described method of claim 2, wherein said mixture is the emulsion that comprises described at least hydrocarbon and water.
6. the method for the greasy filth of a mixture that comprises oil and water from surface removal, described method comprises:
With a certain amount of described greasy filth of compositions-treated that comprises the first polymer type surface activating agent, described amount can be effectively from the described greasy filth of described surface removal, and the described first polymer type surface activating agent comprises:
At least a first divalent unit that is selected from following formula:
The polyalkylene oxide segment;
Wherein
R fExpression has the fluoro-alkyl of 1 to 6 carbon atom;
R and R 2Be hydrogen or alkyl independently of one another with 1 to 4 carbon atom;
N is 2 to 10 integer; And
M is 1 to 5 integer.
7. method according to claim 6, wherein said greasy filth are the pollutants at least one in crude oil storage container or carried of crude oil container.
8. method according to claim 6, wherein said greasy filth is tar sand.
9. method according to claim 6, wherein said greasy filth are the point-like pollutants on the equipment of ground in the oil field.
10. according to each described method in the aforementioned claim, the wherein said first polymer type surface activating agent comprises:
At least a second divalent unit that is selected from following formula:
Figure FPA00001021942200031
Wherein
R 1And R 2Be hydrogen or alkyl independently of one another with 1 to 4 carbon atom;
EO represents-CH 2CH 2O-;
Each PO represents-CH (CH independently 3) CH 2O-or-CH 2CH (CH 3) O-;
Each p is 1 to about 128 integer independently; And
Each q is 0 to about 55 integer independently.
11. according to each described method, wherein R in the aforementioned claim fExpression has the fluoro-alkyl of 2 to 5 carbon atoms.
12. according to each described method in the aforementioned claim, wherein said at least a first divalent unit is represented by formula I.
13. according to each described method in the aforementioned claim, wherein said composition also comprises organic solvent.
14. method according to claim 12, wherein said organic solvent comprises C6 to C10 alkane.
15. according to each described method in the claim 13 to 14, wherein said organic solvent comprises the ether with maximum 10 carbon atoms.
16. according to each described method in the claim 13 to 15, wherein based on the gross weight of described composition, the amount of described organic solvent is at least about 4 weight %.
17. according to each described method in the aforementioned claim, wherein said composition also comprises water.
18. method according to claim 17, wherein based on the gross weight of described composition, the amount of described water is less than about 96 weight %.
19. according to each described method in the aforementioned claim, the wherein said first polymer type surface activating agent is the product that forms by following material copolymerization:
First reactant, it is at least a compound that is selected from the compound of following chemical formulation:
Figure FPA00001021942200051
R f-(CH 2) m-OC (O)-C (R 2)=CH 2(VII); And
Second reactant, it is polyalkylene oxide acrylate or polyalkylene oxide diacrylate.
20. method according to claim 19, wherein said second reactant is selected from the compound of following chemical formulation:
Figure FPA00001021942200052
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