CN109369133A - A kind of high-impermeable waterproof inorganic coating and preparation method thereof - Google Patents
A kind of high-impermeable waterproof inorganic coating and preparation method thereof Download PDFInfo
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- CN109369133A CN109369133A CN201811277720.7A CN201811277720A CN109369133A CN 109369133 A CN109369133 A CN 109369133A CN 201811277720 A CN201811277720 A CN 201811277720A CN 109369133 A CN109369133 A CN 109369133A
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/24—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing alkyl, ammonium or metal silicates; containing silica sols
- C04B28/26—Silicates of the alkali metals
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
- C04B2111/00482—Coating or impregnation materials
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/20—Resistance against chemical, physical or biological attack
- C04B2111/27—Water resistance, i.e. waterproof or water-repellent materials
Abstract
The invention discloses a kind of high-impermeable waterproof inorganic coatings and preparation method thereof, belong to inorganic coating technical field.The high-impermeable waterproof inorganic coating main component is as follows: 150 ~ 300 parts of 30 ~ 125 μm of average grain diameter of ultra-fine sand, intensity is not less than 130 ~ 260 parts of cement of 32.5MPa, 100 ~ 200 parts of the admixture that 5 ~ 30 μm of average grain diameter, 5 ~ 10 parts of high performance additive, water-cement ratio 0.2 ~ 0.4,6 ~ 18 parts of redispersible latex powder, 5 ~ 20 parts of sodium metasilicate；2 ~ 5 parts of defoaming agent, 2 ~ 4 parts of dispersing agent, 10 ~ 20 parts of hydrophober.The high-impermeable waterproof inorganic coating of technical solution of the present invention preparation has the characteristics that production is simple, anti-permeability performance is good, water resistance is good, filming performance is good, adhesive force is strong, significantly improve the anti-permeability performance of concrete structure, the service life for improving concrete structure, is suitble to the development and application of environmentally protective high-impermeable waterproof inorganic coating.
Description
Technical field
This patent is related to concrete construction engineering high-impermeable waterproof technique field, anti-more particularly, to a kind of high-impermeable
Water inorganic coating and preparation method thereof.
Background technique
In recent years, as the limitation that city aboveground space develops, buried concrete facility are increasing, scale increasingly increases
Greatly, the waterproof requirement of buried concrete engineering is also higher and higher, especially underground pipe gallery, subterranean commercial area etc., by underground water
Eroded.The harm with mitigation underground water to this kind of hidden facility, the engineers and technicians of countries in the world build in order to prevent
If very big effort has all been done by unit, unit in charge of construction and R&D institution, and the leakage problem of splitting of underground engineering is not solved thoroughly yet
Certainly, this use function and beauty for not only will affect structure, more important is be possible to shorten the service life of underground structure.
In the prior art, underground coagulation is improved by carrying out multiple waterproof processing to underground concrete works main structure
The waterproof performance of geotechnological journey.But waterproof material is bad with concrete binding, is easy to fall off.And waterproof layer is once subsequent
It is destroyed in construction, then makes the Lock gate of buried concrete engineering entirety perform practically no function, do not solve underground fundamentally
The problem of concrete works waterproof.
The patent that Chinese Patent Application No. is 201310649942.8 discloses a kind of polymer cement waterproof paint, wherein
The higher cost of the polymer cement waterproof paint, not environmentally and anti-permeability performance is poor.Chinese Patent Application No. is
201510078137.3 patent discloses a kind of modified form Venice plaster and application, wherein modified form Venice ash
Mud can replace traditional coating and ceramic tile, and applied to the inner wall decoration of building, but it has the following deficiencies: (1) in its ingredient
Sulphate aluminium cement is added, setting time is too short, is not easy to construct；(2) " after mixing evenly by above-mentioned raw materials, it is with mass ratio
Raw material: water=2:1 is watered mixing ", water-cement ratio is big, and intensity is low, durability is poor, is easy to fall off；(3) sand-binder ratio is small, higher cost；
(4) thickener is added in its ingredient, mobility is poor, can not achieve spraying or with roller brushing；(5) application method is cumbersome, needs
Will brushing interfacial agents and cover agent, cannot directly brush in concrete surface.
For the above status, a kind of high-impermeable waterproof inorganic coating can be developed, high-impermeable water-repellent paint is coated in ground
The concrete surface of lower concrete works further increases the anti-permeability performance of buried concrete engineering, improves underground structrue engineering
Service life, reduce the overall cost of underground structure.
Summary of the invention
In view of this, this patent is to overcome at least one described in the above-mentioned prior art insufficient, a kind of anti-permeability performance is provided
High-impermeable waterproof inorganic coating good, adhesive force is high, water resistance is good, cost of manufacture is cheap, endurance quality is good, and its system is provided
Preparation Method.
In order to solve above-mentioned technical problem, this patent is adopted the following technical solutions:
A kind of high-impermeable waterproof inorganic coating and preparation method thereof, the raw material including following parts by weight:
150 ~ 300 parts of 30 ~ 125 μm of average grain diameter of ultra-fine sand；
Intensity is not less than 130 ~ 260 parts of cement of 32.5MPa；
100 ~ 200 parts of the admixture that 5 ~ 30 μm of average grain diameter；
5 ~ 10 parts of high performance additive；
Water-cement ratio 0.2 ~ 0.4；
6 ~ 18 parts of redispersible latex powder；
5 ~ 20 parts of sodium metasilicate；
2 ~ 5 parts of defoaming agent；
2 ~ 4 parts of dispersing agent；
10 ~ 20 parts of hydrophober.
In the high-impermeable waterproof inorganic coating and preparation method thereof, the admixture of said ratio is added.Admixture is in height
There is filing effect, volcano ash effect in impervious waterproof inorganic coating, improve the compactness, impervious of high-impermeable waterproof inorganic coating
Performance and endurance quality.
In the high-impermeable waterproof inorganic coating and preparation method thereof, the redispersible latex powder of said ratio is added,
Enhance high-impermeable waterproof inorganic coating and cement-based material adhesion strength, enhancing high-impermeable waterproof inorganic coating flexibility and can
Denaturation.
In the high-impermeable waterproof inorganic coating and preparation method thereof, the hydrophober of said ratio is added, is improved impervious anti-
The waterproofness of water inorganic coating.
The redispersible latex serves in the present invention improves adhesive force.The sodium metasilicate plays rush in the present invention
Hydrated calcium silicate gel is generated into cementitious material aquation, inorganic coating hole is blocked, enhances the anti-permeability performance of inorganic coating.It is described
Defoaming agent serves in the present invention eliminates air pocket, and it is closely knit with coating surface flatness to improve coating.
The high-impermeable waterproof inorganic coating be coated in concrete structure on, make concrete structure anti-permeability performance improve 1 times with
On, and adhesive force is strong, durability is good.
Preferably, described high-impermeable waterproof inorganic coating and preparation method thereof, the raw material including following parts by weight:
185 ~ 265 parts of 30 ~ 125 μm of average grain diameter of ultra-fine sand；
Intensity is not less than 160 ~ 230 parts of cement of 32.5MPa；
125 ~ 175 parts of the admixture that 5 ~ 30 μm of average grain diameter；
6 ~ 9 parts of high performance additive；
Water-cement ratio 0.25 ~ 0.35；
9 ~ 15 parts of redispersible latex powder；
9 ~ 16 parts of sodium metasilicate；
3 ~ 4 parts of defoaming agent；
2.5 ~ 3.5 parts of dispersing agent；
12.5 ~ 17.5 parts of hydrophober.
It is highly preferred that described high-impermeable waterproof inorganic coating and preparation method thereof, the raw material including following parts by weight:
225 parts of 30 ~ 125 μm of average grain diameter of ultra-fine sand；
Intensity is not less than 195 parts of cement of 32.5MPa；
150 parts of the admixture that 5 ~ 30 μm of average grain diameter；
7.5 parts of high performance additive；
Water-cement ratio 0.3；
12 parts of redispersible latex powder；
12.5 parts of sodium metasilicate；
3.5 parts of defoaming agent；
3 parts of dispersing agent；
15 parts of hydrophober.
The ultra-fine sand is one or more combinations of superfine quartz sand, ultra-fine river sand, ultra-fine Machine-made Sand, in the present invention
Middle one side plays skeletal support, on the other hand optimizes grain composition.
The admixture is one of silicon ash, miberal powder, flyash, ceramic polished powder, steel-making slag powder or a variety of compositions.
The admixture includes following weight percent raw material: silicon ash 0 ~ 100%, miberal powder 0 ~ 80%, flyash 0 ~ 60%,
Ceramic polished powder 0 ~ 100%, steel-making slag powder 0 ~ 50%.
The high performance additive is polycarboxylate water-reducer, so that gelling material particles is uniformly dispersed in the present invention, changes
Kind workability, reduces water consumption, to improve the consistency and hardness of impervious waterproof inorganic coating.
The hydrophober is polysiloxanes or organosilicon, plays waterproof action in the present invention, improves the inorganic painting of impervious waterproof
The waterproof performance of material.
The dispersing agent is one or more combinations of sodium tripolyphosphate, lauryl sodium sulfate, is mentioned in the present invention
The dispersing uniformity of high material, the uniformity for preventing any materials component from sinking to the bottom, improving impervious waterproof inorganic material performance.
A kind of preparation method of high-impermeable waterproof inorganic coating is made according to the following steps:
It is equal to be added to the water stirring according to each raw material usage of mix calculation of high-impermeable waterproof inorganic coating by S1 for defoaming agent
It is even, obtain defoaming agent aqueous solution；
S2 stirs the defoaming agent aqueous solution of whole aggregates and 40% weight 1 ~ 2 minute in advance；
Whole cement, admixture, latex powder, dispersing agent, hydrophober are added in the aggregate prewetted obtained by S2 step by S3, stirring
1 ~ 2 minute, whole additives and remaining 60% defoaming agent aqueous solution is then added, is sufficiently stirred 2 ~ 3 minutes, obtains high-impermeable
Waterproof inorganic coating.
S4 handles normal concrete surface, it is ensured that is moistened without greasy dirt and other loose materials with clear water on normal concrete surface
Wet normal concrete is extremely saturated, and surface is without bright water；
High-impermeable waterproof inorganic coating painting roller or brush made from S3 are coated to the common coagulation that S4 step process is crossed by S5
Native surface is brushed 2 ~ 3 times, is carried out after upper one layer of drying such as every layer of brushings need, every layer of brushing direction and upper one layer of vertical, coating
Overall thickness is 0.2 ~ 1.5mm.
Compared with prior art, technical solution of the present invention has the advantages that
(1) a kind of high-impermeable waterproof inorganic coating related to the technical solution of the present invention can make the anti-permeability performance of hypogee improve 1
Times, the service life of hypogee is improved, the overall cost of hypogee structure is reduced.
(2) a kind of high-impermeable waterproof inorganic coating related to the technical solution of the present invention is good with anti-permeability performance, adhesive force is strong,
The features such as water resistance is good, durability is good.
Specific embodiment
This patent is described in further details combined with specific embodiments below.
Embodiment 1
A kind of high-impermeable waterproof inorganic coating and preparation method thereof, the raw material including following parts by weight:
150 parts of 30 ~ 125 μm of average grain diameter of ultra-fine sand；
Intensity is not less than 130 parts of cement of 32.5MPa；
100 parts of the admixture that 5 ~ 30 μm of average grain diameter；
5 parts of high performance additive；
Water-cement ratio 0.2；
6 parts of redispersible latex powder；
5 parts of sodium metasilicate；
2 parts of defoaming agent；
2 parts of dispersing agent；
10 parts of hydrophober.
A kind of preparation method of high-impermeable waterproof inorganic coating is made according to the following steps:
It is equal to be added to the water stirring according to each raw material usage of mix calculation of high-impermeable waterproof inorganic coating by S1 for defoaming agent
It is even, obtain defoaming agent aqueous solution；
S2 stirs the defoaming agent aqueous solution of whole aggregates and 40% weight 1 ~ 2 minute in advance；
Whole cement, admixture, latex powder, dispersing agent, hydrophober are added in the aggregate prewetted obtained by S2 step by S3, stirring
1 ~ 2 minute, whole additives and remaining 60% defoaming agent aqueous solution is then added, is sufficiently stirred 2 ~ 3 minutes, obtains high-impermeable
Waterproof inorganic coating.
S4 handles normal concrete surface, it is ensured that is moistened without greasy dirt and other loose materials with clear water on normal concrete surface
Wet normal concrete is extremely saturated, and surface is without bright water；
High-impermeable waterproof inorganic coating painting roller or brush made from S3 are coated to the common coagulation that S4 step process is crossed by S5
It is carried out after upper one layer of dryings such as native surface, is brushed 3 times, and every layer of brushing needs, every layer of brushing direction is vertical with upper one layer, and coating is total
With a thickness of 0.2 ~ 1.5mm.
Embodiment 2
In addition to the formula of high-impermeable waterproof inorganic coating is different, other conditions are the same as embodiment 1.
A kind of high-impermeable waterproof inorganic coating and preparation method thereof, the raw material including following parts by weight:
300 parts of 30 ~ 125 μm of average grain diameter of ultra-fine sand；
Intensity is not less than 260 parts of cement of 32.5MPa；
200 parts of the admixture that 5 ~ 30 μm of average grain diameter；
10 parts of high performance additive；
Water-cement ratio 0.4；
18 parts of redispersible latex powder；
20 parts of sodium metasilicate；
5 parts of defoaming agent；
4 parts of dispersing agent；
20 parts of hydrophober.
Embodiment 3
In addition to the formula of high-impermeable waterproof inorganic coating is different, other conditions are the same as embodiment 1.
A kind of high-impermeable waterproof inorganic coating and preparation method thereof, the raw material including following parts by weight:
185 parts of 30 ~ 125 μm of average grain diameter of ultra-fine sand；
Intensity is not less than 160 parts of cement of 32.5MPa；
125 parts of the admixture that 5 ~ 30 μm of average grain diameter；
6 parts of high performance additive；
Water-cement ratio 0.25；
9 parts of redispersible latex powder；
9 parts of sodium metasilicate；
3 parts of defoaming agent；
2.5 parts of dispersing agent；
12.5 parts of hydrophober.
Embodiment 4
In addition to the formula of high-impermeable waterproof inorganic coating is different, other conditions are the same as embodiment 1.
A kind of high-impermeable waterproof inorganic coating and preparation method thereof, the raw material including following parts by weight:
265 parts of 30 ~ 125 μm of average grain diameter of ultra-fine sand；
Intensity is not less than 230 parts of cement of 32.5MPa；
175 parts of the admixture that 5 ~ 30 μm of average grain diameter；
9 parts of high performance additive；
Water-cement ratio 0.35；
15 parts of redispersible latex powder；
16 parts of sodium metasilicate；
4 parts of defoaming agent；
3.5 parts of dispersing agent；
17.5 parts of hydrophober.
Embodiment 5
In addition to the formula of high-impermeable waterproof inorganic coating is different, other conditions are the same as embodiment 1.
A kind of high-impermeable waterproof inorganic coating and preparation method thereof, the raw material including following parts by weight:
225 parts of 30 ~ 125 μm of average grain diameter of ultra-fine sand；
Intensity is not less than 195 parts of cement of 32.5MPa；
150 parts of the admixture that 5 ~ 30 μm of average grain diameter；
7.5 parts of high performance additive；
Water-cement ratio 0.3；
12 parts of redispersible latex powder；
12.5 parts of sodium metasilicate；
3.5 parts of defoaming agent；
3 parts of dispersing agent；
15 parts of hydrophober.
Comparative example 1
Especially in addition to ultra-fine sand 60, other conditions are the same as embodiment 1.
Comparative example 2
Especially in addition to redispersible latex powder 3, other conditions are the same as embodiment 1.
Comparative example 3
Especially in addition to hydrophober 5, other conditions are the same as embodiment 1.
Comparative example 4
Especially in addition to admixture 300, other conditions are the same as embodiment 1.
Comparative example 5
Other than water-cement ratio 0.6, other conditions are the same as embodiment 1.
Comparative example 6
The normal concrete of uncoated high-impermeable waterproof inorganic coating.
Cleaning is coated to high-impermeable waterproof inorganic coating described in case study on implementation 1 ~ 5, comparison case 1 ~ 6 and was soaked
Normal concrete surface prepares standard specimen standard curing 28 days, to the normal concrete for being coated with high-impermeable waterproof inorganic coating
Test specimen carries out anti-permeability performance, adhesive property, water resistance, endurance quality test, and experimental data is shown in Table 1:
1 high-impermeable waterproof inorganic coating detection data of table
| Project | Seepage-resistant grade | Adhesive property | Water resistance | Endurance quality |
| Case study on implementation 1 | P15 | Well | Well | Well |
| Case study on implementation 2 | P16 | Well | Well | Well |
| Case study on implementation 3 | P17 | Well | Well | Well |
| Case study on implementation 4 | P18 | Well | Well | Well |
| Case study on implementation 5 | P20 | Well | Well | Well |
| Compare case 1 | P8 | Preferably | It is poor | It is poor |
| Compare case 2 | P10 | Difference | It is poor | It is poor |
| Compare case 3 | P9 | Preferably | It is poor | It is poor |
| Compare case 4 | P13 | Preferably | Preferably | Preferably |
| Compare case 5 | P7 | It is poor | It is poor | It is poor |
| Compare case 6 | P7 | —— | Difference | Difference |
From the point of view of table 1,1 60 parts of ultra-fine sand of comparative example, with embodiment 1 compare, anti-permeability performance, water resistance and endurance quality under
Drop it is more, adhesive property decline it is less；3 parts of 2 redispersible latex of comparative example is compared with embodiment 1, and anti-permeability performance degree glues
Knot performance, water resistance and endurance quality decline more；5 parts of 3 hydrophober of comparative example is compared with embodiment 1, anti-permeability performance,
Water resistance and endurance quality decline it is more, adhesive property decline it is less；300 parts of 4 admixture of comparative example, it is right with embodiment 1
Than anti-permeability performance, adhesive property, water resistance and endurance quality decline less；5 water-cement ratio 0.6 of comparative example, with embodiment 1
Comparison, anti-permeability performance, adhesive property, water resistance and endurance quality decline more；The uncoated high-impermeable waterproof of comparative example 6 without
The normal concrete of machine coating is compared with embodiment 1, and anti-permeability performance, water resistance and endurance quality decline more.By big
Amount test, ultra-fine sand, redispersible latex powder, hydrophober, admixture, water-cement ratio selected by the present invention are optimal；This
The high-impermeable waterproof inorganic coating of invention can significantly improve the anti-permeability performance, water resistance and endurance quality of normal concrete.
Obviously, above-described embodiment of this patent is only intended to clearly illustrate this patent example, and is not pair
The restriction of the embodiment of this patent.For those of ordinary skill in the art, may be used also on the basis of the above description
To make other variations or changes in different ways.There is no necessity and possibility to exhaust all the enbodiments.It is all this
Made any modifications, equivalent replacements, and improvements etc., should be included in patent claims within the spirit and principle of patent
Protection scope within.
Claims (9)
1. a kind of high-impermeable waterproof inorganic coating, which is characterized in that the high-impermeable waterproof inorganic coating includes following weight
The raw material of number:
150 ~ 300 parts of 30 ~ 125 μm of average grain diameter of ultra-fine sand；
Intensity is not less than 130 ~ 260 parts of cement of 32.5MPa；
100 ~ 200 parts of the admixture that 5 ~ 30 μm of average grain diameter；
5 ~ 10 parts of high performance additive；
Water-cement ratio 0.2 ~ 0.4；
6 ~ 18 parts of redispersible latex powder；
5 ~ 20 parts of sodium metasilicate；
2 ~ 5 parts of defoaming agent；
2 ~ 4 parts of dispersing agent；
10 ~ 20 parts of hydrophober.
2. a kind of high-impermeable waterproof inorganic coating according to claim 1, which is characterized in that the high-impermeable waterproof without
Machine coating includes the raw material of following parts by weight:
185 ~ 265 parts of 30 ~ 125 μm of average grain diameter of ultra-fine sand；
Intensity is not less than 160 ~ 230 parts of cement of 32.5MPa；
125 ~ 175 parts of the admixture that 5 ~ 30 μm of average grain diameter；
6 ~ 9 parts of high performance additive；
Water-cement ratio 0.25 ~ 0.35；
9 ~ 15 parts of redispersible latex powder；
9 ~ 16 parts of sodium metasilicate；
3 ~ 4 parts of defoaming agent；
2.5 ~ 3.5 parts of dispersing agent；
12.5 ~ 17.5 parts of hydrophober.
3. a kind of high-impermeable waterproof inorganic coating according to claim 1, which is characterized in that the high-impermeable waterproof without
Machine coating includes the raw material of following parts by weight:
225 parts of 30 ~ 125 μm of average grain diameter of ultra-fine sand；
Intensity is not less than 195 parts of cement of 32.5MPa；
150 parts of the admixture that 5 ~ 30 μm of average grain diameter；
7.5 parts of high performance additive；
Water-cement ratio 0.3；
12 parts of redispersible latex powder；
12.5 parts of sodium metasilicate；
3.5 parts of defoaming agent；
3 parts of dispersing agent；
15 parts of hydrophober.
4. described in any item a kind of high-impermeable waterproof inorganic coatings according to claim 1 ~ 3, it is characterised in that described is ultra-fine
Sand be superfine quartz sand, ultra-fine river sand, ultra-fine Machine-made Sand it is one or more.
5. described in any item a kind of high-impermeable waterproof inorganic coatings according to claim 1 ~ 3, it is characterised in that the blending
Material includes following weight percent raw material: silicon ash 0 ~ 100%, miberal powder 0 ~ 80%, flyash 0 ~ 60%, ceramic polished powder 0 ~ 100%, steel
Ground-slag 0 ~ 50%.
6. described in any item a kind of high-impermeable waterproof inorganic coatings according to claim 1 ~ 3, it is characterised in that the high-performance
Additive is polycarboxylate water-reducer.
7. described in any item a kind of high resistance to waterproof inorganic coatings according to claim 1 ~ 3, it is characterised in that the hydrophober
For polysiloxanes or organosilicon.
8. described in any item a kind of high-impermeable waterproof inorganic coatings according to claim 1 ~ 3, it is characterised in that the dispersion
Agent be sodium tripolyphosphate, lauryl sodium sulfate it is one or more.
9. a kind of method for preparing the claim 1 ~ 8 high-impermeable waterproof inorganic coating, which is characterized in that including walking as follows
It is rapid:
It is equal to be added to the water stirring according to each raw material usage of mix calculation of high-impermeable waterproof inorganic coating by S1 for defoaming agent
It is even, obtain defoaming agent aqueous solution；
S2 stirs the defoaming agent aqueous solution of whole aggregates and 40% weight 1 ~ 2 minute in advance；
Whole cement, admixture, latex powder, dispersing agent, hydrophober are added in the aggregate prewetted obtained by S2 step by S3, stirring
1 ~ 2 minute, whole additives and remaining 60% defoaming agent aqueous solution is then added, is sufficiently stirred 2 ~ 3 minutes, obtains high-impermeable
Waterproof inorganic coating；
S4 handle normal concrete surface, it is ensured that normal concrete surface without greasy dirt and other loose materials, and with clear water soak it is general
Logical concrete is extremely saturated, and surface is without bright water；
High-impermeable waterproof inorganic coating painting roller or brush made from S3 are coated to the common coagulation that S4 step process is crossed by S5
Native surface is brushed 2 ~ 3 times, is carried out after upper one layer of drying such as every layer of brushings need, every layer of brushing direction and upper one layer of vertical, coating
Overall thickness is 0.2 ~ 1.5mm.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111196711A (en) * | 2020-01-17 | 2020-05-26 | 甘肃朗坤防水材料有限公司 | Waterproof building material and preparation method thereof |
| CN111548101A (en) * | 2020-06-29 | 2020-08-18 | 广东平坦适环保材料有限公司 | Cement-based efficient permeable crystallization type waterproof material and preparation method thereof |
| CN112047681A (en) * | 2020-08-19 | 2020-12-08 | 河海大学 | Anti-corrosion cement-based protective coating for wading concrete structure and preparation method thereof |
| CN112300608A (en) * | 2020-10-30 | 2021-02-02 | 合肥工业大学 | Aqueous inorganic coating based on geopolymer and preparation method thereof |
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| CN111548101B (en) * | 2020-06-29 | 2022-05-13 | 广东平坦适环保材料有限公司 | Cement-based efficient permeable crystallization type waterproof material and preparation method thereof |
| CN112047681A (en) * | 2020-08-19 | 2020-12-08 | 河海大学 | Anti-corrosion cement-based protective coating for wading concrete structure and preparation method thereof |
| CN112300608A (en) * | 2020-10-30 | 2021-02-02 | 合肥工业大学 | Aqueous inorganic coating based on geopolymer and preparation method thereof |
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