CN105085441B - A kind of organic diammonium compound and its application in solid-phase chemical cleanser - Google Patents
A kind of organic diammonium compound and its application in solid-phase chemical cleanser Download PDFInfo
- Publication number
- CN105085441B CN105085441B CN201410188451.2A CN201410188451A CN105085441B CN 105085441 B CN105085441 B CN 105085441B CN 201410188451 A CN201410188451 A CN 201410188451A CN 105085441 B CN105085441 B CN 105085441B
- Authority
- CN
- China
- Prior art keywords
- solid
- phase chemical
- chemical cleanser
- present
- cleanser
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D303/00—Compounds containing three-membered rings having one oxygen atom as the only ring hetero atom
- C07D303/02—Compounds containing oxirane rings
- C07D303/36—Compounds containing oxirane rings with hydrocarbon radicals, substituted by nitrogen atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D301/00—Preparation of oxiranes
- C07D301/27—Condensation of epihalohydrins or halohydrins with compounds containing active hydrogen atoms
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K8/00—Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
- C09K8/02—Well-drilling compositions
- C09K8/03—Specific additives for general use in well-drilling compositions
- C09K8/035—Organic additives
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K8/00—Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
- C09K8/52—Compositions for preventing, limiting or eliminating depositions, e.g. for cleaning
Abstract
A kind of application the invention discloses organic diammonium compound and its in solid-phase chemical cleanser, belongs to field of oil drilling.Organic diammonium compound provided by the present invention, it has the structural formula as shown in formula (I)：Organic diammonium compound provided by the present invention can play dual parts of flocculating and suppress in solid-phase chemical cleanser.Present invention also offers a kind of for preparing the intermediate of solid-phase chemical cleanser and including the solid-phase chemical cleanser of at least one intermediate.The drilling fluid rejection ability of solid-phase chemical cleanser provided by the present invention is good, the elimination efficiency of harmful solid phase is high, it is small to the filter loss and rheology impact of drilling fluid in effective dosage ranges, low solid phase rapid drilling can be achieved, meet the needs of different water base drilling fluid systems.
Description
Technical field
The invention belongs to field of oil drilling, and in particular to a kind of organic diammonium compound and its in solid-phase chemical cleanser
In application.
Background technology
Drilling fluid solid control technology is mainly that the useless inertia solid phase in drilling fluid is removed by chemistry and mechanical means,
Simultaneously by active solid control in certain scope.Useless solid phase and amount of activated solid phase are essentially from drilling cuttings.In drilling fluid
Solid concentration is too high to be easily caused drilling speed reduction, hydrocarbon contamination, property of drilling fluid are difficult to safeguard, coefficient of friction resistance increase and causes
The problems such as down hole problem occurs.
Currently used drilling fluid solid control method is added by adding high polymer polyacrylamide etc. in drilling fluid
Add agent, flocculate using not dispersed drilling fluid, be coated with drilling cuttings, exclude in favor of machinery or eliminate naturally.It is but it is not scattered at present to bore
Well liquid rejection deficiency, it is impossible to effectively suppress the hydration swelling of drilling cuttings and disperse, the difficulty of machinery exclusion certainly will be increased, led
Solids removal efficiency is caused to reduce.In addition, between drilling fluid generally existing " stabilizing mud properties " and " stratum wellbore stability "
Contradiction, i.e., at present while drilling fluid inhibition is improved, influence even to destroy the colloidal stability of drilling fluid.Therefore, it is existing
The rejection ability of drilling fluid system is limited, is still not enough to preferably realize solids control.
Chinese patent CN200710180496.5 discloses a kind of preparation method of solid-phase chemical cleanser for drilling fluid, adopts
The mud solid phase chemical cleaner product produced with this method is commonly used, and has seen preliminary effect, achieves
Significant economic and social benefit.
The present invention can play flocculation desirable to provide a kind of organic diammonium compound and one kind in solid-phase chemical cleanser
With suppress double action intermediate and rejection preferably, remove the higher solid state chemistry of Solid-Phase Efficiency be harmful in drilling fluid
Cleaning agent.
The content of the invention
An object of the present invention is to provide a kind of organic diammonium compound of structural formula as shown in formula (I), its point
Not only containing double quaternary ammonium groups in minor structure, and contain amide groups and epoxy radicals isoreactivity group.Wherein, the positive electricity of double quaternary ammonium groups
Property is stronger, has good charge neutrality ability, it causes the organic diammonium compound to have preferable flocculating property；Amide groups
It is the active group of nonionic, it causes the organic diammonium compound to pass through affine or suction-operated shape with many materials
Into hydrogen bond, floc sedimentation is generated so as to make solid phase particles link together；Epoxy radicals is then the another active group in molecular structure,
It can further improve the rejection of the organic diammonium compound.
A further object of the present invention is to provide a kind of intermediate for being used to prepare solid-phase chemical cleanser, and its structural formula is such as
Shown in formula (I).It is double to compress that double quaternary ammonium groups in the intermediate molecule structure can adsorb the solid phase particle in drilling fluid
Electric layer makes particulate de- steady；Amide groups can build bridge between the solid phase particles of absorption, accelerate the solid phase particles in drilling fluid to sink；Ring
Epoxide has good inhibiting effect to drill-in fluid, and therefore, the intermediate can play flocculation in solid-phase chemical cleanser
With the double action of suppression, the clean-up performance of solid-phase chemical cleanser is improved.
A further object of the present invention is to provide a kind of solid-phase chemical cleanser for including at least one intermediate.Institute
State intermediate and the Inorganic whisker solid-phase chemical cleanser to be formed is compounded with ammonium salt, aluminium salt and silicate to having in drilling fluid
Evil solids removal is more efficient, and does not destroy the colloid-stabilised performance of drilling fluid, to the filter of drilling fluid in effective dosage ranges
Vector and rheology impact are small, and low solid phase rapid drilling can be achieved, and meet the needs of different water base drilling fluid systems.
According to an aspect of the present invention, the invention provides a kind of organic diammonium compound, it has such as formula (I) institute
The structural formula shown：
In formula (I), R1And R2It is identical or different, independently selected from C1~C12Alkyl；X is halogen atom；N and m it is identical or
Difference, independently selected from 1~6 integer.
According to the specific embodiment of the present invention, in formula (I), the R1And R2It is identical or different, independently selected from C1
~C6Alkyl, wherein C1~C4Alkyl is particularly preferred.
According to the specific embodiment of the present invention, in formula (I), the n and m are identical or different, independently selected from 1~
3 integer, such as 1,2 or 3, it 1 is particularly preferred that wherein m and n, which are,.
Organic diammonium compound of the present invention can be prepared by the following method, and this method comprises the following steps：
A) water and acrylamide are completely dissolved in a kettle, then add dialkylamine pheynylalkylamine thereto and carry out
Reaction；
B) after the completion of the reaction for treating step a, add catalyst thereto and epoxy halogenated alkane continues to react；
C) after the completion of the reaction for treating step b, reaction product is dried, crushed, you can obtain the bi-quaternary ammonium salt
Compound.
According to the specific embodiment of the present invention, in the preparation method of the organic diammonium compound, institute in step a
It can be well-known to those skilled in the art to state dialkylamine pheynylalkylamine.It can be used as dialkyl amino alkane of the present invention
The example of base amine includes but is not limited to：Dimethylamine propylamine, diethyl amino propylamine, dibutyl amino propylamine and dimethylamino n-butylamine
In one or more.
According to the specific embodiment of the present invention, in the preparation method of the organic diammonium compound, institute in step b
The catalyst stated is phase transfer catalyst, preferably quaternary ammonium salt-type phase transfer catalyst.It can be used as quaternary ammonium salt of the present invention
Class phase transfer catalyst can be well-known to those skilled in the art, and its example that can be enumerated includes but is not limited to：Four fourths
Base ammonium bromide, tetrabutylammonium chloride, 4-butyl ammonium hydrogen sulfate, tri-n-octyl methyl ammonium chloride, DTAC and
One or more in tetradecyl trimethyl ammonium chloride.
According to the specific embodiment of the present invention, in the preparation method of the organic diammonium compound, with 100 weight
Part raw material meter, the dosage of the catalyst can be 0.01~10 parts by weight, preferably 0.1~1 parts by weight.
According to the specific embodiment of the present invention, in the preparation method of the organic diammonium compound, institute in step b
The epoxy halogenated alkane stated can be well-known to those skilled in the art.It can be used as epoxy halogenated alkane of the present invention
Example includes but is not limited to：One or more in epoxychloropropane, epoxy bromopropane, epoxy chlorobutane and epoxy NBB.
According to the specific embodiment of the present invention, in the preparation method of the organic diammonium compound, with material
Amount is than meter, acrylamide:Dialkylamine pheynylalkylamine:Epoxy halogenated alkane can be 1.5~2.5:0.05~1.5:1.5~
2.5。
According to a further aspect of the invention, the invention provides a kind of centre for being used to prepare solid-phase chemical cleanser
Body, it has the structural formula as shown in formula (I)：
In formula (I), R1And R2It is identical or different, independently selected from C1~C12Alkyl；X is halogen atom；N and m it is identical or
Difference, independently selected from 1~6 integer.
According to the specific embodiment of the present invention, in formula (I), described R1And R2It is identical or different, independently selected from
C1~C6Alkyl, wherein C1~C4Alkyl is particularly preferred.
According to the specific embodiment of the present invention, in formula (I), described n and m are identical or different, independently selected from 1
It 1 is particularly preferred that~3 integer, wherein m and n, which are,.
According to the specific embodiment of the present invention, the preparation method of the intermediate can use above-mentioned bi-quaternary ammonium salt
The preparation method of compound or other method well-known to those skilled in the art.
According to a further aspect of the invention, the invention provides a kind of immobilization for including at least one intermediate
Learn cleaning agent.
According to the specific embodiment of the present invention, the solid-phase chemical cleanser also includes ammonium salt, aluminium salt and silicate.
According to the specific embodiment of the present invention, the ammonium salt is selected from ammonium chloride, ammonium sulfate and ammonium acetate.In the present invention
In, the ammonium salt can be known in those skilled in the art.
According to the specific embodiment of the present invention, the aluminium salt is selected from aluminum sulfate, alum, aluminium chloride, aluminium acetate
And aluminium citrate.In the present invention, the aluminium salt can be known in those skilled in the art.
According to the specific embodiment of the present invention, the silicate is selected from sodium metasilicate, potassium silicate and sodium potassium silicate.At this
In invention, the silicate can be known in those skilled in the art.
According to the specific embodiment of the present invention, in described solid-phase chemical cleanser, intermediate is 90~110 weights
Part is measured, aluminium salt is 1~10 parts by weight, ammonium salt is 5~70 parts by weight and silicate is 0.1~10 parts by weight.
In a preferred embodiment of the invention, in described solid-phase chemical cleanser, intermediate is 95~105 weights
Measure part, the parts by weight of aluminium salt 1~5, the parts by weight of ammonium salt 10~50 and the parts by weight of silicate 0.5~5.
The method for preparing solid-phase chemical cleanser of the present invention can be well-known to those skilled in the art.One kind can
For use as the example of the preparation method of solid-phase chemical cleanser of the present invention, it may include following steps：
(1) aluminium salt and silicate are mixed and ground uniformly, obtain aluminium salt and silicate mixture；
(2) intermediate is well mixed with ammonium salt, obtains the mixture of intermediate and ammonium salt；
(3) the mixed of aluminium salt and silicate mixture and the intermediate that is obtained in step (2) and ammonium salt will be obtained in step (1)
Compound is well mixed, high temperature drying a few hours, and the solid-phase chemical cleanser is obtained after crushing.
According to the present invention a specific embodiment, in the preparation method of above-mentioned solid phase chemical cleaner, step (1)~
(3) hybrid technique is carried out at normal temperatures.In addition, the hybrid technique of step (1)~(3) does not have particular/special requirement to equipment,
It can be equipment well-known to those skilled in the art.
According to the present invention a specific embodiment, in the preparation method of above-mentioned solid phase chemical cleaner, in step (1)
Described grinding can be ground using grinder, other method well-known to those skilled in the art can also be used to carry out
Grinding.
, can also be in order to further improve solid phase cleaning efficiency according to solid-phase chemical cleanser provided by the present invention
The polymer flocculants that for example high relative molecular mass of flocculant is added in the solid-phase chemical cleanser are used cooperatively.Described height
The polymer flocculants of relative molecular mass can be known in those skilled in the art, and the example that can be enumerated is included but not
It is limited to：Polyacrylamide, polyacrylic acid, Sodium Polyacrylate, calcium polyacrylate (CPA) and polyacrylamide alkaline hydrolysis thing in
It is one or more.Wherein, polyacrylamide is preferable that average molecular mass is (5~15) × 104Polyacrylamide be special
It is not preferable.
Compared with prior art, the solid-phase chemical cleanser tool provided by the present invention comprising at least one intermediate
There are following clear advantage and beneficial effect：Cost is cheap, and preparation method is simple；Relative inhibition and shale rolling rate of recovery compared with
Height, drilling fluid rejection ability is good, solids removal efficiency high；Filter loss and rheological characteristic shadow in effective dosage ranges to drilling fluid
Sound is small, and low solid phase rapid drilling can be achieved；It can be used as anti-sloughing agent and inhibitor in drilling fluid, effectively suppress clay aquation and disperse
With the drilling cuttings that flocculates, stratum pulping is controlled, is advantageous to reservoir protec-tion；The needs of different water base drilling fluid systems can be met, can
Water-base drilling fluid rheological characteristic under high-temperature and high-pressure conditions is improved, controls clay dispersion in drilling fluid.
Brief description of the drawings
Accompanying drawing 1 is a kind of infrared spectrogram of organic diammonium compound structure of the preferred embodiment of the present invention.
Embodiment
Embodiment of the present invention is described in detail below in conjunction with embodiment, but those skilled in the art will
Understand, the following example is merely to illustrate the present invention, and should not be taken as limiting the scope of the invention.It is unreceipted specific in embodiment
Condition person, the condition suggested according to normal condition or manufacturer are carried out.Agents useful for same or the unreceipted production firm person of instrument, it is
The conventional products of acquisition purchased in market can be passed through.
The embodiment prepared below for organic diammonium compound
The assay method of compound structure
1. the assay method of constituent content and relative molecular mass：The type of U.S. CE -440 organic element analyzer determines；
2. the assay method of infrared spectrum：By product ethanol precipitation, then washed 2 times with acetone, drying, crush after with
KBr mixed pressuring plates, infrared spectrum is determined with Nicolet6700 FTISs.
Embodiment 1
517 grams of water, 144 grams of (2 moles) acrylamides are added in reactor, stir to acrylamide and be completely dissolved
Afterwards, the dimethylamine propylamine of 102.2 grams (1 mole) is added, stirs 5~10 minutes, is reacted 16 hours at 0~20 DEG C；Reaction
Time is warming up to 30 DEG C after reaching, and adds 0.431 gram of catalyst benzyltriethylammoinium chloride, then again slowly into reactor
185 grams of (2 moles) epoxychloropropane are added dropwise, temperature of reaction system is kept during dropwise addition within 35 DEG C；Add epoxy chloropropionate
70 DEG C are warming up to after alkane, continues reaction 1 hour, after the question response time reaches, reaction product is dried, crushed, is tied
Organic diammonium compound of the structure formula as shown in formula (II).
Compound outward appearance obtained by the present embodiment is white or slightly yellow crystallization, and easily the moisture absorption, its aqueous solution are faintly acid.Change
The relative molecular weight of compound is determined as 429, and the constituent content mensure result of compound is as follows：C：46.1%, H：7.91%, O：
16.08%, N：13.28%.The measured value of above-mentioned elementary analysis and the organic diammonium compound constituent content shown in formula (II)
Theoretical value (C：47.5%, H：7.92%, O：14.9%, N：13.05%) it is identical, shows that compound obtained by the present embodiment is
Organic diammonium compound of the structural formula as shown in formula (II).
The infrared spectrum of compound obtained by the present embodiment is as shown in Figure 1.From accompanying drawing 1 as can be seen that wave number 1667,
1557cm-1Nearby there is the characteristic absorption of amide groups (- CONH-)；Wave number 2871,1453,768cm-1Nearby there is the spy of (Asia) alkyl
Sign absorbs；1399~1430cm of wave number-1There is the characteristic absorption of quaternary ammonium group at place；Wave number 910cm-1Nearby there is the spy of epoxide group
Sign absorbs；Wave number 3419,3203cm-1Neighbouring characteristic absorption is caused by product absorbs water, hence, it can be determined that in gained compound
Contain amide groups, alkyl, epoxy radicals and quaternary ammonium group.The analysis result of infrared spectrum further demonstrates that chemical combination obtained by the present embodiment
Thing is the organic diammonium compound shown in structural formula (II).
Embodiment 2
668 grams of water, 144 grams of (2 moles) acrylamides are added into reactor, stirs to acrylamide after being completely dissolved, adds
Enter 107.3 grams of (1.05 moles) dimethylamine propylamines, stir 5~10 minutes, reacted 32 hours at 0~20 DEG C；Reaction time
30 DEG C are warming up to after reaching, adds 4.31g catalyst TBABs, is then slowly added dropwise 194.25 grams into reactor again
(2.1 moles) epoxychloropropane, temperature of reaction system is kept during dropwise addition within 35 DEG C；Heated up after adding epoxychloropropane
To 60 DEG C, continue reaction 3 hours, after the question response time reaches, reaction product is dried, crushed, obtains bi-quaternary ammonium salt
Compound.
Embodiment 3
517 grams of water, 144 grams of (2 moles) acrylamides are added into reactor, stirs to acrylamide after being completely dissolved, adds
Enter 102.2 grams of (1 mole) dimethylamine propylamines, stir 5~10 minutes, reacted 24 hours at 0~20 DEG C；Reaction time reaches
After be warming up to 30 DEG C, add 2.2 grams of catalyst tetrabutylammonium chloride, then slowly into reactor being added dropwise 185 grams again, (2 rub
You) epoxychloropropane, temperature of reaction system is kept during dropwise addition within 35 DEG C；65 are warming up to after adding epoxychloropropane
DEG C, continue reaction 5 hours, after the question response time reaches, reaction product is dried, crushed, obtains organic diammonium compound.
Embodiment 4
550 grams of water, 144 grams of (2 moles) acrylamides are added into reactor, stirs to acrylamide after being completely dissolved, adds
Enter 130.2 grams of (1 mole) diethyl amino propylamines, stir 5~10 minutes, reacted 24 hours at 0~20 DEG C；Reaction time reaches
After be warming up to 30 DEG C, add 2.3 grams of catalyst 4-butyl ammonium hydrogen sulfate, be then slowly added dropwise 185 gram (2 into reactor again
Mole) epoxychloropropane, temperature of reaction system is kept during dropwise addition within 35 DEG C；65 are warming up to after adding epoxychloropropane
DEG C, continue reaction 6 hours, reaction product is dried, crushed, obtains organic diammonium compound.
Embodiment 5
620 grams of water, 144 grams of (2 moles) acrylamides are added into reactor, stirs to acrylamide after being completely dissolved, adds
Enter 188.4 grams of (1 mole) dibutyl amino propylamine, stir 5~10 minutes, reacted 30 hours at 0~20 DEG C；Reaction time reaches
After be warming up to 30 DEG C, add 2.5 grams of catalyst tri-n-octyl methyl ammonium chloride, be then slowly added dropwise 185 grams into reactor again
(2 moles) epoxychloropropane, temperature of reaction system is kept during dropwise addition within 35 DEG C；It is warming up to after adding epoxychloropropane
65 DEG C, continue reaction 6 hours, reaction product is dried, crushed, obtains organic diammonium compound.
Embodiment 6
With embodiment 3, difference is catalyst tetrabutylammonium chloride being substituted for DTAC.
Embodiment 7
With embodiment 3, difference is catalyst tetrabutylammonium chloride being substituted for tetradecyl trimethyl ammonium chloride.
The embodiment prepared below for solid-phase chemical cleanser
Embodiment 8
(1) 5 parts of aluminum sulfate and 5 parts of sodium metasilicate are mixed and ground uniformly, obtain aluminum sulfate and sodium silicate mixture；
(2) 100 parts are well mixed by the organic diammonium compound that embodiment 1 is prepared with 10 parts of ammonium acetates, obtained
The mixture of organic diammonium compound and ammonium acetate；
(3) organic diammonium compound for obtaining the aluminum sulfate obtained in step (1) and sodium silicate mixture with step (2)
It is well mixed, is dried at 120 DEG C 4 hours, it is clear to obtain drilling fluid solid state chemistry for then crushing with the mixture of ammonium acetate
Clean dose.
Embodiment 9
(1) 1 part of alum and 0.5 part of potassium silicate are mixed and ground uniformly, obtain alum and potassium silicate mixing
Thing；
(2) 100 parts are well mixed by the organic diammonium compound that embodiment 2 is prepared with 50 parts of ammonium sulfate, obtained
The mixture of organic diammonium compound and ammonium sulfate；
(3) the bi-quaternary ammonium salt chemical combination for obtaining the alum obtained in step (1) and potassium silicate mixture with step (2)
Thing is well mixed with the mixture of ammonium sulfate, is dried at 100 DEG C 8 hours, is then crushed and obtain drilling fluid solid state chemistry
Cleaning agent.
Embodiment 10
(1) 3 parts of aluminium chloride, 3 parts of sodium potassium silicates are mixed and ground uniformly, obtain aluminium chloride and sodium potassium silicate mixture；
(2) 100 parts are well mixed by the organic diammonium compound that embodiment 3 is prepared with 30 parts of ammonium chlorides, obtained
The mixture of organic diammonium compound and ammonium chloride；
(3) the bi-quaternary ammonium salt chemical combination for obtaining the aluminium chloride obtained in step (1) and sodium potassium silicate mixture with step (2)
Thing is well mixed with the mixture of ammonium chloride, is dried at 110 DEG C 6 hours, is then crushed and obtain drilling fluid solid state chemistry
Cleaning agent.
Embodiment 11
(1) 3 parts of aluminium acetates and 3 parts of potassium silicates are mixed and ground uniformly, obtain aluminium acetate and potassium silicate mixture；
(2) 100 parts are well mixed by the organic diammonium compound that embodiment 4 is prepared with 30 parts of ammonium chlorides, obtained
The mixture of organic diammonium compound and ammonium chloride；
(3) organic diammonium compound that aluminium acetate will be obtained in step (1) with is obtained in potassium silicate mixture and step (2)
It is well mixed with ammonium chloride mixt, is dried at 120 DEG C 5 hours, then crush and obtain drilling fluid and cleaned with solid state chemistry
Agent.
Embodiment 12
(1) 3 parts of aluminium citrates and 3 parts of potassium silicates are mixed and ground uniformly, obtain aluminium citrate and potassium silicate mixture；
(2) 100 parts are well mixed by the organic diammonium compound that embodiment 5 is prepared with 30 parts of ammonium chlorides, obtained
The mixture of organic diammonium compound and ammonium chloride；
(3) the bi-quaternary ammonium salt chemical combination that aluminium citrate will be obtained in step (1) with is obtained in potassium silicate mixture and step (2)
Thing is well mixed with the mixture of ammonium chloride, is dried at 110 DEG C 6 hours, is then crushed and obtain drilling fluid immobilization
Learn cleaning agent.
Embodiment 13
With embodiment 10, difference is to replace the organic diammonium compound being prepared by embodiment 3 in step (2)
It is changed to the organic diammonium compound being prepared by embodiment 11.
Embodiment 14
With embodiment 10, difference is to replace the organic diammonium compound being prepared by embodiment 3 in step (2)
It is changed to the organic diammonium compound being prepared by embodiment 12.
It is the embodiment of solid-phase chemical cleanser performance test below
The performance test methods of solid-phase chemical cleanser：
1st, vector is dried：With dried, the measuring cup of permanent matter (measuring cup quality m1), about 3.0g samples are taken as measuring cup
In, weigh sample and measuring cup quality m2, gently shake measuring cup, make sample evenly laid out in measuring cup, be put in 105 DEG C ±
Taken out after drying 2-4h in 3 DEG C of baking ovens, be immediately placed in drier after cooling down 30min and claim the quality of sample and measuring cup after drying
m3.Vector W is dried to be calculated as follows.
2nd, relative inhibition：350mL distilled water is taken, is slowly added to 35g (being accurate to 0.01g) drilling fluids bentonite (a surname
Change soil), 20min is stirred under 10000r/min, heat rolling 16h, is stirred after cooling under 10000 ± 300r/min at 120 DEG C
5min, the φ of base slurry is determined at 24 ± 3 DEG C100Value.Take 1.75g samples to be dissolved in 350mL distilled water, stir,
After stirring 5min under 10000r/min, 35g (being accurate to 0.01g) drilling fluid bentonite is slowly added to, under 10000r/min
20min is stirred, heat rolling 16h, stirs 5min, the location survey at 24 ± 3 DEG C after cooling under 10000 ± 300r/min at 120 DEG C
Determine the φ of mud100Value.Relative inhibition X is calculated as follows：
3rd, the measure of shale rolling rate of recovery：Take 2.0~3.8mm shale to be dried to constant mass at 105 DEG C, be down to room
Temperature, weighs 50g rock samples (G0) and is put into test solution at 120 DEG C and roll 16h, takes out after cooling, is sieved back with aperture 0.42mm
Rock sample is received, constant mass is dried at 105 DEG C, room temperature is down to and claims to reclaim rock sample quality (G1)；Recovery gained rock sample is placed in clearly
In water, 2h is rolled at 120 DEG C, is taken out after cooling, sieved recovery rock sample with 0.42mm, be dried to constant mass at 105 DEG C, be down to
Room temperature, claim secondary recovery rock sample quality (G2), calculate the rate of recovery：
Primary recovery：R1=G1/G0*100%；
Secondary returning yield：R2=G2/G0*100%；
Relative recovery：R '=R2/R1*100%；
Embodiment 15
The solid-phase chemical cleanser that embodiment 8 is prepared the present embodiment carry out respectively baking vector, relative inhibition with
And the performance test of shale rolling rate of recovery, test result are as shown in table 1.
Comparative example 1
This comparative example at present scene ZS-1 types solid-phase chemical cleanser (production of Henan Huixian development chemical plant)
The performance test of baking vector, relative inhibition and shale rolling rate of recovery is carried out respectively, and method of testing is the same as embodiment 15, test
As a result it is as shown in table 1.
Table 1
Note：The test solution of shale rolling rate of recovery is 0.2wt% samples comprising concentration in embodiment 15 and comparative example 1.
Compared with comparative example 1, the solid-phase chemical cleanser that embodiment 8 is provided has higher relative inhibition and shale
Rolling rate of recovery, especially its shale relative recovery are up to 93%, and this shows solid-phase chemical cleanser provided by the present invention
Performance is more superior, and it is more efficient to harmful solids removal, and does not destroy the colloid-stabilised performance of drilling fluid, in effective dose
In the range of it is small to the filter loss of drilling fluid and rheology impact, can be achieved low solid phase rapid drilling, meet different water-base drilling fluids
The needs of system.
It should be noted that embodiment described above is only used for explaining the present invention, do not form to any of the present invention
Limitation.By referring to exemplary embodiments, invention has been described, it should be appreciated that word wherein used is descriptive
With explanatory vocabulary, rather than limited vocabulary.The present invention can be made within the scope of the claims by regulation
Modification, and the present invention is revised in without departing substantially from scope and spirit of the present invention.Although the present invention described in it relates to
And specific method, material and embodiment, it is not intended that the present invention is limited to wherein disclosed particular case, on the contrary, this hair
It is bright to can be extended to other all methods and applications with identical function.
Claims (13)
1. a kind of organic diammonium compound, it has the structural formula as shown in formula (I)：
In formula (I), R1And R2It is identical or different, independently selected from C1~C12Alkyl；X is halogen atom；N and m is identical or not
Together, independently selected from 1~6 integer.
2. organic diammonium compound according to claim 1, it is characterised in that the R1And R2It is identical or different, independently
Selected from C1~C6Alkyl；N and m are identical or different, independently selected from 1~3 integer.
3. organic diammonium compound according to claim 1, it is characterised in that the R1And R2It is identical or different, independently
Selected from C1~C4Alkyl.
4. the answering in solid-phase chemical cleanser is prepared of the organic diammonium compound according to any one in claim 1-3
With.
5. a kind of solid-phase chemical cleanser, it includes at least one intermediate with the structural formula as shown in formula (I)：
In formula (I), R1And R2It is identical or different, independently selected from C1~C12Alkyl；X is halogen atom；N and m is identical or not
Together, independently selected from 1~6 integer.
6. solid-phase chemical cleanser according to claim 5, it is characterised in that the R1And R2It is identical or different, independently
Selected from C1~C6Alkyl；N and m are identical or different, independently selected from 1~3 integer.
7. solid-phase chemical cleanser according to claim 5, it is characterised in that the R1And R2It is identical or different, independently
Selected from C1~C4Alkyl.
8. the solid-phase chemical cleanser according to right wants 5, it is characterised in that the solid-phase chemical cleanser also includes ammonium
Salt, aluminium salt and silicate.
9. the solid-phase chemical cleanser according to right wants 5, it is characterised in that the solid-phase chemical cleanser also includes ammonium
Salt, aluminium salt, silicate and flocculant.
10. solid-phase chemical cleanser according to claim 8 or claim 9, it is characterised in that the ammonium salt is selected from ammonium chloride, sulphur
One or more in sour ammonium or ammonium acetate；The aluminium salt is selected from aluminum sulfate, alum, aluminium chloride, aluminium acetate or citric acid
One or more in aluminium；One or more of the silicate in sodium metasilicate, potassium silicate or sodium potassium silicate.
11. solid-phase chemical cleanser according to claim 10, it is characterised in that in described solid-phase chemical cleanser
In, intermediate is 90~110 parts by weight, and aluminium salt is 1~10 parts by weight, and ammonium salt is 5~70 parts by weight and silicate is 0.1~10
Parts by weight.
12. solid-phase chemical cleanser according to claim 10, it is characterised in that in described solid-phase chemical cleanser
In, intermediate is 95~105 parts by weight, and aluminium salt is 1~5 parts by weight, and ammonium salt is 10~50 parts by weight and silicate is 0.5~5
Parts by weight.
It is 13. any one in the organic diammonium compound or claim 5~12 according to any one in claims 1 to 3
Application of the solid-phase chemical cleanser in drilling fluid described in.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410188451.2A CN105085441B (en) | 2014-05-06 | 2014-05-06 | A kind of organic diammonium compound and its application in solid-phase chemical cleanser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410188451.2A CN105085441B (en) | 2014-05-06 | 2014-05-06 | A kind of organic diammonium compound and its application in solid-phase chemical cleanser |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105085441A CN105085441A (en) | 2015-11-25 |
| CN105085441B true CN105085441B (en) | 2017-12-12 |
Family
ID=54566861
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410188451.2A Active CN105085441B (en) | 2014-05-06 | 2014-05-06 | A kind of organic diammonium compound and its application in solid-phase chemical cleanser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105085441B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109912545B (en) * | 2017-12-12 | 2022-10-14 | 中石化石油工程技术服务有限公司 | Modified cationic compound, preparation method thereof and solid-phase chemical cleaning agent for drilling fluid |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0751691B2 (en) * | 1987-03-31 | 1995-06-05 | カネボウ・エヌエスシ−株式会社 | Aqueous liquid for primer |
| CN101429428B (en) * | 2007-11-07 | 2012-12-12 | 中国石化集团中原石油勘探局钻井工程技术研究院 | Process for producing solid-phase chemical cleanser for drilling fluid |
| CN102504103A (en) * | 2011-11-21 | 2012-06-20 | 南京理工大学 | Micro-crosslinked polydimethyl diallyl ammonium chloride (PDMDAAC) modified color fixing agent and synthetic method thereof |
| CN102660247A (en) * | 2012-05-07 | 2012-09-12 | 西南石油大学 | Amphoteric ionic polymer clay stabilizer and preparation method |
| WO2014005778A1 (en) * | 2012-07-06 | 2014-01-09 | Basf Se | Biodegradable graft copolymer anti -accretion additive for water - based drilling fluids |
| CN104086511B (en) * | 2014-06-17 | 2017-02-15 | 广东溢达纺织有限公司 | Double-reaction-active-group double-cationic-group cation modifier, and preparation method and application thereof |
-
2014
- 2014-05-06 CN CN201410188451.2A patent/CN105085441B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN105085441A (en) | 2015-11-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8389447B2 (en) | Organophilic clay additives and oil well drilling fluids with less temperature dependent rheological properties | |
| CA2631090C (en) | Organophilic clay additives and oil well drilling fluids with less temperature dependent rheological properties | |
| CA2628718C (en) | Polycationic viscoelastic compositions | |
| EP2737000B1 (en) | Use of hyperbranched polylysine as shale inhibitor | |
| CN106519254B (en) | A kind of dendroid quaternary ammonium salt shale control agent and preparation method and application | |
| US8026198B2 (en) | Shale hydration inhibition agent(s) and method of use | |
| US11414584B2 (en) | Viscosity supporting additive for water-based drilling and completions fluids | |
| US20120028855A1 (en) | Shale hydration inhibition agent(s) and method of use | |
| GB1598140A (en) | Viscosifying agent for drilling fluids | |
| BR112014020146B1 (en) | use of a carboxylic diamine-diacid salt, drilling process and hydraulic fracture process | |
| CN105085441B (en) | A kind of organic diammonium compound and its application in solid-phase chemical cleanser | |
| ITUB20150203A1 (en) | INHIBITORS OF SHISTS | |
| US11332651B2 (en) | Synthetic functionalized additives, methods of synthesizing, and methods of use | |
| US11898084B2 (en) | Suspension supporting additive for water-based drilling and completions fluids | |
| CN109912545B (en) | Modified cationic compound, preparation method thereof and solid-phase chemical cleaning agent for drilling fluid | |
| CN110408371A (en) | Application of the polyethyleneimine as shale control agent | |
| WO2021174258A1 (en) | Viscosity supporting additive for water-based drilling and completions fluids | |
| US10889742B1 (en) | Modified polyhistidine suitable for being used as a supramolecular shale inhibitor, method of preparing the same and its application in water-based drilling fluids | |
| US20220235257A1 (en) | Synthetic functionalized additives, methods of synthesizing, and methods of use | |
| CN111116632A (en) | Amino film forming inhibitor for drilling fluid and preparation method thereof | |
| Zhang et al. | Water‐Soluble Grafted Starches for Hydration Suppression of Swellable Clay | |
| JPH08208218A (en) | Easily dispersible bentonite | |
| JP2022500535A (en) | Charged composites, synthetic methods, and usage |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |