CN110373120A - A kind of novel gel expansion water shutoff agent and preparation method thereof - Google Patents
A kind of novel gel expansion water shutoff agent and preparation method thereof Download PDFInfo
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- CN110373120A CN110373120A CN201910676238.9A CN201910676238A CN110373120A CN 110373120 A CN110373120 A CN 110373120A CN 201910676238 A CN201910676238 A CN 201910676238A CN 110373120 A CN110373120 A CN 110373120A
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/02—Non-macromolecular additives
- C09J11/04—Non-macromolecular additives inorganic
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/02—Non-macromolecular additives
- C09J11/06—Non-macromolecular additives organic
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J4/00—Adhesives based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond ; adhesives, based on monomers of macromolecular compounds of groups C09J183/00 - C09J183/16
- C09J4/06—Organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond in combination with a macromolecular compound other than an unsaturated polymer of groups C09J159/00 - C09J187/00
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- Soil Conditioners And Soil-Stabilizing Materials (AREA)
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Abstract
The present invention provides a kind of novel gel expansion water shutoff agent, including following raw material components: Ammonium Persulfate 98.5, low molecular weight polyacrylamide, triethanolamine, N, N- methylene-bisacrylamide；It further include following raw material components: 2- (4- chloro-2-methyl phenoxy group) propionic acid, lithium carbonate, 2,4-DTBP, tetrasodium pyrophosphate, ethylenediamine tetra-acetic acid.The raw material components weight of the water shutoff agent are as follows: 1-3 parts of Ammonium Persulfate 98.5,85-95 parts of low molecular weight polyacrylamide, 5-10 parts of triethanolamine, N, 0.5-2 parts of N- methylene-bisacrylamide, 2- (4- chloro-2-methyl phenoxy group) 0-0.5 parts of propionic acid, 0-0.3 parts of lithium carbonate, 0-0.2 parts of 2,4-DTBP, 0-0.3 parts of tetrasodium pyrophosphate, 0-0.6 parts of ethylenediamine tetra-acetic acid.The present invention is suitable for metope, the ground fractures of cement basal plane, and water plugging effect is good.
Description
Technical field
The present invention relates to a kind of novel gel expansion water shutoff agents and preparation method thereof, belong to the field of building materials.
Background technique
Cement base metope, ground are easy to appear crack using once for a long time；With the development in crack, gap is constantly deepened
With widen, the waterproof in house is destroyed therewith, is easy to cause leak or infiltration.Especially kitchen, balcony and toilet
Ground and metope, once basal plane crack occurs, waterproof system is destroyed.At this moment, timely water blockoff is needed.But at present on the market
There are no the preferable water shutoff agents of effect.How much need to do waterproofing work again, repairs base again, then restore surface again, with
This repairs crack.But this methods engineering amount is big, and profession requires height, and average family member is difficult to voluntarily complete, and needs to look for specially
The worker of industry operates, and takes time and effort.It quickly and easily can effectively add therefore, it is necessary to one kind and chink, prevent leak from seeping water
Product, to meet the market demand.
A kind of volume fracturing transformation crack water shutoff agent of CN201410254211.8 and water-blocking construction method, the water shutoff agent each group
Composition point by weight percentage: liquid rubber 40 ~ 60%, solvent 20 ~ 30%, nano particle 5 ~ 15%, swollen resin particle 5 ~
15%, crosslinking agent 1 ~ 3%, initiator 0.1 ~ 1% and fiber 0.01 ~ 0.2%.Construction method: 1) prepared by water shutoff agent；2) with 100 ~
Water shutoff agent is injected stratum by 300L/min discharge capacity；3) spacer slug and gel breaker are injected to stratum；4) clear water replaces, and will apply
Work discharge capacity is improved to 500 ~ 700L/min, after closing well mouth 24 hours.This construction method is convenient and efficient, reduces because of volume pressure
Network fracture develops the shortcomings that causing water shutoff agent dosage big and water shutoff agent shrink ageing failure after splitting transformation, expands water blockoff reservoir
The temperature range of application extends the validity period of producing well water blockoff, reduces the moisture content in producing well volume fracturing later period, can improve
The recovery ratio of reservoir.
Existing gel expansion water shutoff agent technology has the disadvantage that (1) is not applied for cement base cracking of wall surface；(2)
Water plugging effect is bad；(3) lower to fungi, Bacteria suppression rate.
Summary of the invention
The present invention is to solve the shortcomings of the prior art, provides the novel gel expansion water shutoff agent of one kind and its preparation side
Method, to realize following goal of the invention: improving the water plugging effect of water shutoff agent, improve the fungistatic effect of water shutoff agent, be suitable for service water
The crack of mud basal plane.
In order to solve the above technical problems, using following technical scheme:
A kind of novel gel expansion water shutoff agent, the raw material components including following parts by weight:
1-3 parts of Ammonium Persulfate 98.5,85-95 parts of low molecular weight polyacrylamide, 5-10 parts of triethanolamine, N, N- methylene bisacrylamide
0.5-2 parts of amide, 2- (4- chloro-2-methyl phenoxy group) 0-0.5 parts of propionic acid, 0-0.3 parts of lithium carbonate, 2,4-DTBP 0-
0.2 part, 0-0.3 parts of tetrasodium pyrophosphate, 0-0.6 parts of ethylenediamine tetra-acetic acid.
Preferably, a kind of novel gel expands water shutoff agent, the weight of raw material components are as follows: 2 parts of Ammonium Persulfate 98.5,
91 parts of low molecular weight polyacrylamide, 7 parts of triethanolamine, 1.5 parts of N,N methylene bis acrylamide, 2- (4- chloro-2-methyl
Phenoxy group) 0.47 part of propionic acid, 0.2 part of lithium carbonate, 0.1 part of 2,4-DTBP, 0.25 part of tetrasodium pyrophosphate, ethylenediamine tetraacetic
0.5 part of acetic acid.
The Ammonium Persulfate 98.5: granularity is 100-120 mesh, active constituent content 98.5%, moisture content 0.001%；
The low molecular weight polyacrylamide: molecular weight 2,000,000, solid content 99.8%；
The triethanolamine: mass percentage 95.25%, specific gravity 1.125, water content 0.1%；
The N,N methylene bis acrylamide: 1.235 g/cm of density3, content 99.5%, 34.7 dyne/cm of surface tension；
2- (the 4- chloro-2-methyl phenoxy group) propionic acid: active constituent content 99.5%；
The lithium carbonate: active constituent content 99%, density: 2.11 g/cm3；
The 2,4-DTBP: active constituent content 99.5%；
The tetrasodium pyrophosphate: effective component content 96%, 100 mesh of granularity；
The ethylenediamine tetra-acetic acid: 99.8% density of effective component content, 100 g/cm3。
Preparation method:
(1) Ammonium Persulfate 98.5, low molecular weight polyacrylamide, triethanolamine, N are taken, the mixing of N- methylene-bisacrylamide is warming up to
55-65 DEG C is stirred 10-20min, is cooled to 20-25 DEG C, obtains base mix.
(2) 2- (4- chloro-2-methyl phenoxy group) propionic acid, lithium carbonate, 2,4-DTBP are added sequentially to basis
In mixture, 35-40 DEG C of stirring 1-1.5h.
(3) tetrasodium pyrophosphate and ethylenediamine tetra-acetic acid are added, in 56-70 DEG C of stirring 40-45min, is subsequently cooled to often
Temperature obtains product.
When construction, product and water are mixed, injection of being in the milk at the crack on wall or ground, the condensation in 20-30 minutes
Expansion；This product must construct in 30 minutes and finish, otherwise material solidification, referred to as waste material after the completion of mixing with water, Bu Nengji
It is continuous to use.
Compared with prior art, the beneficial effects of the present invention are:
(1) present invention is suitable for metope, the ground fractures of cement basal plane, and water plugging effect is good, the crack metope width 2-10mm, water blockoff
Effect reaches 0.3Mpa, and 2h is waterproof.
(2) good antimicrobial effect of the invention, reaches 89% or more to the inhibiting rate of fungi, reaches 93% to the inhibiting rate of bacterium
More than.
(3) easy to operate, it is easy to use, it is conducive to product promotion.
Specific embodiment
A kind of novel gel expansion water shutoff agent of embodiment 1 and preparation method thereof
A kind of novel gel expansion water shutoff agent, including following raw material components:
1 part of Ammonium Persulfate 98.5,85 parts of low molecular weight polyacrylamide, 5 parts of triethanolamine, N,N methylene bis acrylamide 0.5
Part.
The Ammonium Persulfate 98.5: granularity is 100-120 mesh, active constituent content 98.5%, moisture content 0.001%；
The low molecular weight polyacrylamide: molecular weight 2,000,000, solid content 99.8%；
The triethanolamine: mass percentage 95.25%, specific gravity 1.125, water content 0.1%；
The N,N methylene bis acrylamide: 1.235 g/cm of density3, content 99.5%, 34.7 dyne/cm of surface tension.
Preparation method:
Ammonium Persulfate 98.5, low molecular weight polyacrylamide, triethanolamine, N,N methylene bis acrylamide are claimed according to formula rate
After amount, it is uniformly mixed, obtains product.
A kind of novel gel expansion water shutoff agent of embodiment 2 and preparation method thereof
A kind of novel gel expansion water shutoff agent, including following raw material components:
2 parts of Ammonium Persulfate 98.5,91 parts of low molecular weight polyacrylamide, 7 parts of triethanolamine, N,N methylene bis acrylamide 1.5
Part, 2- (4- chloro-2-methyl phenoxy group) 0.47 part of propionic acid, 0.2 part of lithium carbonate, 0.1 part of 2,4-DTBP, pyrophosphoric acid four
0.25 part of sodium, 0.5 part of ethylenediamine tetra-acetic acid.
The Ammonium Persulfate 98.5: granularity is 100-120 mesh, active constituent content 98.5%, moisture content 0.001%；
The low molecular weight polyacrylamide: molecular weight 2,000,000, solid content 99.8%；
The triethanolamine: mass percentage 95.25%, specific gravity 1.125, water content 0.1%；
The N,N methylene bis acrylamide: 1.235 g/cm of density3, content 99.5%, 34.7 dyne/cm of surface tension；
2- (the 4- chloro-2-methyl phenoxy group) propionic acid: active constituent content 99.5%；
The lithium carbonate: active constituent content 99%, density: 2.11 g/cm3；
The 2,4-DTBP: active constituent content 99.5%；
The tetrasodium pyrophosphate: effective component content 96%, 100 mesh of granularity；
The ethylenediamine tetra-acetic acid: 99.8% density of effective component content, 100 g/cm3。
Preparation method:
(1) Ammonium Persulfate 98.5, low molecular weight polyacrylamide, triethanolamine, N are taken, the mixing of N- methylene-bisacrylamide is warming up to
55 DEG C are stirred 10min, stirring rate 1000rpm；20 DEG C are cooled to, base mix is obtained.
(2) 2- (4- chloro-2-methyl phenoxy group) propionic acid, lithium carbonate, 2,4-DTBP are added sequentially to basis
In mixture, 35 DEG C of stirrings 1h, stirring rate 800rpm.
(3) tetrasodium pyrophosphate and ethylenediamine tetra-acetic acid are added, in 56 DEG C of stirrings 40min, stirring rate 600rpm；So
After be cooled to room temperature, obtain product.
A kind of novel gel expansion water shutoff agent of embodiment 3 and preparation method thereof
A kind of novel gel expansion water shutoff agent, including following raw material components:
1 part of Ammonium Persulfate 98.5,85 parts of low molecular weight polyacrylamide, 5 parts of triethanolamine, N,N methylene bis acrylamide 0.5
Part, 2- (4- chloro-2-methyl phenoxy group) 0.28 part of propionic acid, 0.1 part of lithium carbonate, 0.05 part of 2,4-DTBP, pyrophosphoric acid
Four 0.2 part of sodium, 0.4 part of ethylenediamine tetra-acetic acid.
The Ammonium Persulfate 98.5: granularity is 100-120 mesh, active constituent content 98.5%, moisture content 0.001%；
The low molecular weight polyacrylamide: molecular weight 2,000,000, solid content 99.8%；
The triethanolamine: mass percentage 95.25%, specific gravity 1.125, water content 0.1%；
The N,N methylene bis acrylamide: 1.235 g/cm of density3, content 99.5%, 34.7 dyne/cm of surface tension；
2- (the 4- chloro-2-methyl phenoxy group) propionic acid: active constituent content 99.5%；
The lithium carbonate: active constituent content 99%, density: 2.11 g/cm3；
The 2,4-DTBP: active constituent content 99.5%；
The tetrasodium pyrophosphate: effective component content 96%, 100 mesh of granularity；
The ethylenediamine tetra-acetic acid: 99.8% density of effective component content, 100 g/cm3。
Preparation method:
(1) Ammonium Persulfate 98.5, low molecular weight polyacrylamide, triethanolamine, N are taken, the mixing of N- methylene-bisacrylamide is warming up to
60 DEG C are stirred 15min, stirring rate 1000rpm；22 DEG C are cooled to, base mix is obtained.
(2) 2- (4- chloro-2-methyl phenoxy group) propionic acid, lithium carbonate, 2,4-DTBP are added sequentially to basis
In mixture, 38 DEG C of stirrings 1.5h, stirring rate 800rpm.
(3) tetrasodium pyrophosphate and ethylenediamine tetra-acetic acid are added, in 62 DEG C of stirrings 43min, stirring rate 600rpm；So
After be cooled to room temperature, obtain product.
A kind of novel gel expansion water shutoff agent of embodiment 4 and preparation method thereof
A kind of novel gel expansion water shutoff agent, including following raw material components:
3 parts of Ammonium Persulfate 98.5,95 parts of low molecular weight polyacrylamide, 10 parts of triethanolamine, N,N methylene bis acrylamide 2
Part, 2- (4- chloro-2-methyl phenoxy group) 0.5 part of propionic acid, 0.3 part of lithium carbonate, 0.2 part of 2,4-DTBP, pyrophosphoric acid four
0.3 part of sodium, 0.6 part of ethylenediamine tetra-acetic acid.
The Ammonium Persulfate 98.5: granularity is 100-120 mesh, active constituent content 98.5%, moisture content 0.001%；
The low molecular weight polyacrylamide: molecular weight 2,000,000, solid content 99.8%；
The triethanolamine: mass percentage 95.25%, specific gravity 1.125, water content 0.1%；
The N,N methylene bis acrylamide: 1.235 g/cm of density3, content 99.5%, 34.7 dyne/cm of surface tension；
2- (the 4- chloro-2-methyl phenoxy group) propionic acid: active constituent content 99.5%；
The lithium carbonate: active constituent content 99%, density: 2.11 g/cm3；
The 2,4-DTBP: active constituent content 99.5%；
The tetrasodium pyrophosphate: effective component content 96%, 100 mesh of granularity；
The ethylenediamine tetra-acetic acid: 99.8% density of effective component content, 100 g/cm3。
Preparation method:
(1) Ammonium Persulfate 98.5, low molecular weight polyacrylamide, triethanolamine, N are taken, the mixing of N- methylene-bisacrylamide is warming up to
65 DEG C are stirred 20min, stirring rate 1000rpm；It is cooled to 20-25 DEG C, obtains base mix.
(2) 2- (4- chloro-2-methyl phenoxy group) propionic acid, lithium carbonate, 2,4-DTBP are added sequentially to basis
In mixture, 40 DEG C of stirrings 1.5h, stirring rate 800rpm.
(3) tetrasodium pyrophosphate and ethylenediamine tetra-acetic acid are added, in 70 DEG C of stirrings 45min, stirring rate 600rpm；
It then is cooled to room temperature, obtains product.
A kind of application of novel gel expansion water shutoff agent of embodiment 5
A kind of application of novel gel expansion water shutoff agent, water shutoff agent of the present invention can be used for the wall or ground facial cleft of cement basal plane
Seam prevents basal plane waterproof system by leak, infiltration caused by Crack failure；When construction, product and water are mixed, in wall or
It is in the milk and injects at the crack on ground, setting expansion is completed in 20-30 minutes；This product, must be 30 after the completion of mixing with water
Construction finishes in minute, and otherwise material solidification, referred to as waste material, cannot be used continuously.
The water shutoff agent of embodiment 1-4 is subjected to following experiment: being respectively used to the cracking of wall surface of cement basal plane, grouting is carried out and applies
Work, the wide 120mm of wall, cracking of wall surface width is respectively 2mm, 5mm and 10mm；After the completion of expansion, side at cracking of wall surface into
Row hydraulic pressure test, hydraulic pressure 0.3Mpa, 2h check the water penetration at cracking of wall surface；Concrete outcome is shown in Table 1；
Table 1
It after the water shutoff agent water swelling of embodiment 1-4, is placed in wet environment 4 months, carries out anti-microbial property test；Detect water blockoff
The anti-microbial property of agent, specific testing result are shown in Table 2；
Finally, it should be noted that the foregoing is only a preferred embodiment of the present invention, it is not intended to restrict the invention, although
It describes the invention in detail with reference to the foregoing embodiments, it for those skilled in the art, still can be to preceding
Technical solution documented by each embodiment is stated to modify or equivalent replacement of some of the technical features.It is all this
Within the spirit and principle of invention, any modification, equivalent replacement, improvement and so on should be included in protection model of the invention
Within enclosing.The above is the citing of best mode for carrying out the invention, wherein the part that do not address in detail is that this field is common
The common knowledge of technical staff；Protection scope of the present invention is based on the contents of the claims, any based on technology of the invention
The equivalent transformation of enlightenment and progress, also within protection scope of the present invention.
Claims (10)
1. a kind of novel gel expands water shutoff agent, it is characterised in that: including following raw material components: Ammonium Persulfate 98.5, low molecular weight
Polyacrylamide, triethanolamine, N,N methylene bis acrylamide.
2. the novel gel of one kind according to claim 1 expands water shutoff agent, it is characterised in that: further include following raw material group
Point: 2- (4- chloro-2-methyl phenoxy group) propionic acid, lithium carbonate, 2,4-DTBP, tetrasodium pyrophosphate, ethylenediamine tetra-acetic acid.
3. the novel gel of one kind according to claim 1 expands water shutoff agent, it is characterised in that: the raw material of the water shutoff agent
Ingredients weight parts proportion are as follows: 1-3 parts of Ammonium Persulfate 98.5,85-95 parts of low molecular weight polyacrylamide, 5-10 parts of triethanolamine, N,
0.5-2 parts of N- methylene-bisacrylamide, 2- (4- chloro-2-methyl phenoxy group) 0-0.5 parts of propionic acid, 0-0.3 parts of lithium carbonate, 2,4-
0-0.2 parts of DI-tert-butylphenol compounds, 0-0.3 parts of tetrasodium pyrophosphate, 0-0.6 parts of ethylenediamine tetra-acetic acid.
4. the novel gel of one kind according to claim 1 expands water shutoff agent, it is characterised in that: the raw material of the water shutoff agent
Ingredients weight parts proportion are as follows: 2 parts of Ammonium Persulfate 98.5,91 parts of low molecular weight polyacrylamide, 7 parts of triethanolamine, N, N- methylene
1.5 parts of bisacrylamide, 2- (4- chloro-2-methyl phenoxy group) 0.47 part of propionic acid, 0.2 part of lithium carbonate, 2,4-DTBP
0.1 part, 0.25 part of tetrasodium pyrophosphate, 0.5 part of ethylenediamine tetra-acetic acid.
5. the novel gel of one kind according to claim 1 expands water shutoff agent, it is characterised in that: the Ammonium Persulfate 98.5: grain
Degree is 100-120 mesh, and 98% or more active constituent content, moisture content is lower than 0.001%；The low molecular weight polyacrylamide:
Molecular weight 2,000,000, solid content 99.8%.
6. the novel gel of one kind according to claim 1 expands water shutoff agent, it is characterised in that: the triethanolamine: matter
95.2% or more percentage composition, specific gravity 1.125 are measured, water content is lower than 0.1%；The N,N methylene bis acrylamide: density
1.234-1.235g/cm3, 99% or more content, surface tension 34.6-34.7dyne/cm.
7. the novel gel of one kind according to claim 2 expands water shutoff agent, it is characterised in that: 2- (the chloro- 2- first of 4-
Phenoxyl) propionic acid: active constituent content 99.4-99.5%；The lithium carbonate: active constituent content 99-99.2%, density:
2.11-2.14 g/cm3；The 2,4-DTBP: 99.2% or more active constituent content.
8. the novel gel of one kind according to claim 2 expands water shutoff agent, it is characterised in that: the tetrasodium pyrophosphate:
Effective component content 95-96%, granularity 100-120 mesh；The ethylenediamine tetra-acetic acid: effective component content 99.5-99.8%, density
100-105 g/cm3。
9. one kind according to claim 1 it is novel gel expansion water shutoff agent preparation method, it is characterised in that: including with
Lower step: taking Ammonium Persulfate 98.5, low molecular weight polyacrylamide, triethanolamine, N, and the mixing of N- methylene-bisacrylamide is warming up to
55-65 DEG C is stirred 10-20min, is cooled to 20-25 DEG C, obtains base mix.
10. the preparation method of the novel gel expansion water shutoff agent of one kind according to claim 1, it is characterised in that: also wrap
It includes following steps: 2- (4- chloro-2-methyl phenoxy group) propionic acid, lithium carbonate, 2,4-DTBP is added sequentially to basis
In mixture, 35-40 DEG C of stirring 1-1.5h；Tetrasodium pyrophosphate and ethylenediamine tetra-acetic acid are added, in 56-70 DEG C of stirring 40-
45min then is cooled to room temperature, and obtains product.
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Application publication date: 20191025 |