CN110105027A - The backwater that a kind of back side and upstream face can construct applies material and preparation method thereof - Google Patents
The backwater that a kind of back side and upstream face can construct applies material and preparation method thereof Download PDFInfo
- Publication number
- CN110105027A CN110105027A CN201910316041.4A CN201910316041A CN110105027A CN 110105027 A CN110105027 A CN 110105027A CN 201910316041 A CN201910316041 A CN 201910316041A CN 110105027 A CN110105027 A CN 110105027A
- Authority
- CN
- China
- Prior art keywords
- back side
- backwater
- upstream face
- construct
- gesso
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- 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.)
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Classifications
-
- 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
- C04B28/02—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 hydraulic cements other than calcium sulfates
- C04B28/06—Aluminous cements
-
- 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
- C04B2111/00508—Cement paints
-
- 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
-
- 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 present invention provides the backwaters that a kind of back side and upstream face can construct to apply material, is made of the raw material of following mass percent: calcium carbonate 50-60%, gesso 25-35%, ferrous aluminate cement 10-15%, polyethylene glycol oxide 1-2%, polycarboxylate water-reducer 0.5-1.5%, Sodium Polyacrylate 0.5-1.5%, titanium dioxide 0.1-0.2%.The present invention also provides the preparation methods that the backwater that a kind of back side and upstream face can construct applies material.The present invention is non-toxic, harmless and pollution-free, the backwater that the back side and upstream face for integrating waterproof and dampproof, impervious can construct applies material, two hours solution leakage problems on basal plane can directly be scratched, it is as hard as steel after construction can permanent no seepage and no leakage, practical value with higher and good application prospect.
Description
Technical field
The invention belongs to technical field of coatings, and in particular to the backwater that a kind of back side and upstream face can construct applies material
And preparation method thereof.
Background technique
Currently, there are many kinds of well known water-repellent paint or coiled materials, meanwhile, waterproofing work is occupied important in construction projects
Status is to ensure engineering structure not by a kind of specialties of water logging.The quality of waterproof effect is directly related to the quality of engineering
And service life.Currently, China is no less than 1,200,000,000 square metres in the industry and civil buildings area built every year, only Urban House is built
If annual rate of investment just up to more than 3,000 hundred million yuan, required waterproof material market in other civil constructions and medium and small countryside architecture
Also extremely huge.Show Beijing, Tianjin, Shanghai, Harbin, Wuhan, Chongqing, Foochow etc. 22 according to an investigation material
There is the roofworks leaked in various degree to account for 60 the percent of investigation sum in big city.In waterproofing work, it is completed current year
It leaks, accounts for 53%, second year leakage accounts for 27 %, and what third year leaked accounts for 9,2%, and number is extremely surprising.
The building such as house, basement, municipal works, since building body is mostly concrete structure, concrete was solidifying
Cheng Zhong is easy to appear pore and shrinkage joint, if what early period, waterproofing work was done is incomplete, or waterproof damage layer, pipe occurs
Line loss is bad, new generation wall body slit etc., can all building be caused to leak.And the usually later period leaks, and is generally used
Back side leak stopping mode.Back side leak stopping now using it is more be " grouting leak-stopping ".Grouting leak-stopping, by leakage crack
Place, carries out the embedded grout nipple that drills, using high-pressure grouting machine, by the grouting leak-stoppings agent such as polyurethane, epoxy resin, high pressure is circulated into
Inside concrete, so that crack is filled, to reach leak stopping purpose.
Currently, the water-repellent paint of China's development and production shares 27 kinds, wherein the product of medium and high classes is neoprene
Class coating, low grade products are then reclaimed rubber and asbestos emulsified asphalt class coating.The leakage problems of China's building fail root for a long time
It controls, it is mainly related with the quality of waterproof material.China's usage amount in terms of waterproof it is most be No. 350 asphalt paper tires oil
Felt, many performance indicators are no longer satisfied requirement of the modern architecture to waterproofing work.It is external to anti-since the eighties
The research of water new material has great development, but China then significantly falls behind in this respect.The eighties mid-term starts,
China starts to introduce waterproof material from foreign countries.But progress is slow, does not catch up with the needs of development.
Summary of the invention
It is an object of the invention to: in view of the deficiency of the prior art, provide a kind of non-toxic, harmless and pollution-free, collection
The backwater that waterproof and dampproof, the impervious back side being integrated and upstream face can construct applies material and preparation method thereof, gained backwater
Apply material can directly scratch two hours solution leakage problems on basal plane, after construction it is as hard as steel can permanent no seepage and no leakage, have
Higher practical value and good application prospect.
To achieve the goals above, the invention adopts the following technical scheme:
The backwater that a kind of back side and upstream face can construct applies material, which is characterized in that by the raw material of following mass percent
Composition: calcium carbonate 50-60%, gesso 25-35%, ferrous aluminate cement 10-15%, polyethylene glycol oxide 1-2%, polycarboxylic acids subtract
Aqua 0.5-1.5%, Sodium Polyacrylate 0.5-1.5%, titanium dioxide 0.1-0.2%.
Further, the backwater that a kind of back side and upstream face can construct applies material by following mass percent
Raw material composition: calcium carbonate 50-55%, gesso 25-30%, ferrous aluminate cement 10-13%, polyethylene glycol oxide 1-2%, poly- carboxylic
Sour water-reducing agent 0.5-1.0%, Sodium Polyacrylate 0.5-1.0%, titanium dioxide 0.1-0.2%.
Further, the backwater that a kind of back side and upstream face can construct applies the preparation method of material, which is characterized in that
The following steps are included: by calcium carbonate, gesso, ferrous aluminate cement, polyethylene glycol oxide, polycarboxylate water-reducer, polyacrylic acid
Sodium, titanium dioxide are mixed in proportion, are then placed in dry and wet blender and are stirred 30-50min, pack.
In conclusion the present invention as the above scheme is adopted, has the advantages that
1, product of the present invention not only has porcelain effect, but also has the function of in penetrant crystalline and cement concrete base
The capillary channel in the crystalline solid blocking concrete of complicated and confused shape is generated after the reaction such as calcium ion, meeting water can activate at any time, generate
New crystalline solid continues to play self-regeneration function, and refusal seeps water again, forms twice permanently effective waterproof barrier.This product
Time and materials cost is greatly saved, above leak repair below, external wall seepage interior wall is repaired.
2, the working principle when present invention uses is that its distinctive active chemistry utilizes cement concrete inherently
Chemical characteristic and porosity, carrier is done with water, by osmosis, is transmitted in concrete micropore and capillary, is full, urged
Hydration occurs again for the particle changed in concrete, and forms insoluble complicated and confused shape and crystallize and be combined into concrete whole
Body reaches permanent waterproof, moisture-proof and protection reinforcing bar, enhancing mix so that the water and other liquid that carry out any direction are blocked
The effect of Xtah Crude Clay structure intensity, waterproof action are permanent.It constructs on moist surface, does not stop the breathing of concrete,
Upstream face can reach waterproof and dampproof, impervious effect as with using effect on back side being.
3, what product of the present invention was presented is the shaped particles such as loose plate, column, ball, and when use meets water and generates hydration reaction,
Aquation first (morning) phase, the main body hydrated product of generation is entringite acicular crystal, and with the lasting progress of aquation, B-CS aquation is opened
Begin, hydrated product gradually increases, and hydrated product is i.e. with entringite and CSH(calcium silicates hydrate) based on, two kind of 2 aquation
Product entringite and CSH(calcium silicates hydrate) crosslinking, life is indulged, is filled mutually, so that the aquation system for stablizing densification is formed,
Hydration and hardening main process is summarized as follows:
Entringite chemical molecular is 3CaOAl2O3·3CaSO4·32H2O；
Entringite is to combine the crystal aquation generated by hydrolysis product of cement C-A-H (drated calcium aluminate) and sulfate ion
Calcium sulphoaluminate；
CAS+3CaSO•2HO+34HO—Ca•3CaSO•32HO+2AlO•3HO
B-CS+2HO—CSH+Ca(OH)
Its hydration and hardening process produces Ca (OH), and the reaction was continued generates entringite by Ca (OH) and 2AlO 3HO and CaSO 2HO,
While the above main process carries out, it is accompanied by the generation of other hydration processes progress and hydrated product, hydration reaction obtains
To carry out for a long time.
4, the excitation of each component of the present invention and booster action, it is fast for the generation of the application operability, hydrated product of product
Degree, aquation inside configuration crystal habit, aquation compact structure degree, with the adhesive property of substrate concrete or mortar and other
The improvement of comprehensive performance all has irreplaceable role.A large amount of hydrogen can be precipitated in hydrated cementitious by the introducing of polyethylene glycol oxide
Be combined to when calcium oxide, high alkalinity calcium aluminate etc. are unstable or metastable state substance encounters the acid ions such as CL, SO it is stable not
Dissolubility salt or complex compound make CL, SO plasma more be difficult to pass through so that the concentration of the acid mediums such as CL, SO be effectively reduced
Diffusion enters inside concrete region, thus be effectively protected the reinforcing bar of inside concrete from chloride ion erosion with
And inside concrete improves the corrosion resistance of main structure since sulfate ion concentration is excessively high and recurring structure expanded destruction
Energy.
5, the molecular structural formula small spherical particles shape or needle-shaped of cement, sample of the cement under field emission scanning electron microscope are equally
Small spherical particles shape is needle-shaped, it easily causes structure crack that cannot restore as the variation particle and binding force of structure are weak, but this hair
Bright backwater applies the overlapping that material is rendered as sheet under field emission scanning electron microscope, the sheet molecule in the variation of raw water mud recurring structure
Structure follows variation to cause to leak without generating cracking simultaneously, and keeps deforming with the small range of original structure, to make this
Product achievees the effect that compactness is strong in any construction, does not crack, is not stratified.
6, the invention belongs to organic/inorganic composite materials, non-toxic and tasteless, environmentally protective, and agent on crack resistance of concrete can be improved in not aging
Compressive Strength, it is long-term water-fast, extend concrete life.Inside concrete can be penetrated by having the advantage that, accomplish integral waterproofing
Effect；Strength development is fast, is particularly suitable for structural strengthening and repairing；It is good to the erosion repellence of various corrosive mediums, it can be used for
Mordant environment；High- and low-temperature resistance, freeze thawing resistance circulation are strong；It is ventilative, it is dry and comfortable to save building；Basal plane allows moist and not
Screed-coat need to be done, water tight integrity is guaranteed without filling up finishing, no overlap joint for turning, seam, edge；It can be same with concrete
Step is completed, and can be shortened the construction period, construction is simple, comprehensive cost is low；Good water-proof effect, service life is normal, without maintenance.
Specific embodiment
Its preparation side of material is applied below with reference to the backwater that embodiment can construct to a kind of back side of the present invention and upstream face
Method is described further.
Embodiment 1
The backwater that a kind of back side and upstream face can construct applies material, is made of the raw material of following mass percent: calcium carbonate
54.8%, gesso 29.2%, ferrous aluminate cement 12.6%, polyethylene glycol oxide 1.4%, polycarboxylate water-reducer 1.0%, polypropylene
Sour sodium 0.9%, titanium dioxide 0.1%.
The backwater that the back side and upstream face of embodiment 1 can construct applies the preparation of material the following steps are included: by carbonic acid
Calcium, gesso, ferrous aluminate cement, polyethylene glycol oxide, polycarboxylate water-reducer, Sodium Polyacrylate, titanium dioxide in proportion into
Row mixing, is then placed in dry and wet blender and stirs 30-50min, pack.
Embodiment 2
The backwater that a kind of back side and upstream face can construct applies material, is made of the raw material of following mass percent: calcium carbonate
50.6%, gesso 32.7%, ferrous aluminate cement 13.7%, polyethylene glycol oxide 1.3%, polycarboxylate water-reducer 1.3%, polypropylene
Sour sodium 0.5%, titanium dioxide 0.2%.
The preparation method and embodiment 1 that the backwater that the back side and upstream face of embodiment 2 can construct applies material are unanimously.
Embodiment 3
The backwater that a kind of back side and upstream face can construct applies material, is made of the raw material of following mass percent: calcium carbonate
57.3%, gesso 27.7%, ferrous aluminate cement 11.4%, polyethylene glycol oxide 1.6%, polycarboxylate water-reducer 1.2%, polypropylene
Sour sodium 0.7%, titanium dioxide 0.1%.
The preparation method and embodiment 1 that the backwater that the back side and upstream face of embodiment 3 can construct applies material are unanimously.
Embodiment 4
The backwater that a kind of back side and upstream face can construct applies material, is made of the raw material of following mass percent: calcium carbonate
53.4%, gesso 28.6%, ferrous aluminate cement 14.1%, polyethylene glycol oxide 1.8%, polycarboxylate water-reducer 1.0%, polypropylene
Sour sodium 1.0%, titanium dioxide 0.1%.
The preparation method and embodiment 1 that the backwater that the back side and upstream face of embodiment 4 can construct applies material are unanimously.
The backwater that can construct to investigate prepared back side and upstream face applies the performance of material, by above-described embodiment 1-
4 to backwater apply material be applied to concrete structure leakage basal plane on, detailed process is as follows:
1, the dust of base and sundries are cleaned out, expose concrete base layer and is sufficiently soaked but there must not be bright water water burst
Phenomenon, if there is bright water first spread paving moisture absorption processing with backwater painting, seriously emitting water need to be first with taking close measure.
2, it is scraped and is smeared with bricklayer's's iron scraper plate when constructing, in this product: water=1:0.3 ratio is stirred until homogeneous nothing in a reservoir
The paste of powder ball is uniformly scratched in base with scraper plate, and painting is scraped adds and subtracts the ratio that is watered, material according to on-site actual situations in right amount
With how many with how many, the material of agglomeration is not reproducible to be used again.
3, this product construction time-division 2-3 is all over progress, and interval time 10min or so, material utilization amount 1.2kg, thickness must not be low
In 1.2mm, after Surface hardened layer, that is, there is crystalline solid to permanent no seepage and no leakage.
Effect test
According to GB 23440-2009 " inorganic leak-stopping material " relevant regulations to product carry out setting time detection, resistance to compression,
Flexural strength detection, the detection of coating impermeability pressure, the detection of test specimen impermeability pressure, adhesion strength detection, performance test, as a result such as
Under:
(1) setting time is detected
The product initial condensation time is 2-3min, and final set test specimen is 5-7min.
(2) resistance to compression, flexural strength
1h after product hardening, compression strength is up to 15.4, and flexural strength is up to 4.2；After product hardens 3d, compression strength resists up to 39.1
Intensity is rolled over up to 11.3.
(3) coating impermeability pressure detects
Coating impermeability pressure/MPa(7d) up to 0.7.
(4) test specimen impermeability pressure detects
Test specimen impermeability pressure/MPa(7d) up to 1.9.
(5) adhesion strength detects
Product adhesion strength/MPa(7d) up to 2.2.
(6) performance test
The backwater that the back side and upstream face be prepared to embodiment 1 can construct applies material and Na is respectively adopted2SO4、NaCl、
MgCl2、KHCO3Corrosion resistance is tested with solution, properties of product test result such as table 1:
The test of 1 properties of product of table
As shown in Table 1, the backwater that the back side and upstream face that embodiment 1 is prepared can construct applies material coefficient against corrosion and concrete
Resistance to compression strengthens ratio and is above requirements of the national standard.It can be seen that the present invention is good to the erosion repellence of various corrosive mediums, it can
For mordant environment, and compression strength is big, long-term water-fast, can extend concrete life.
In conclusion the backwater that can construct of back side of the present invention and upstream face apply material each component excitation and
Booster action, for the application operability of product, the formation speed of hydrated product, aquation inside configuration crystal habit, aquation knot
Structure compactness extent and substrate concrete or the adhesive property of mortar and the improvement of other comprehensive performances all have irreplaceable
Effect.It is unstable or sub- that a large amount of calcium hydroxide, high alkalinity calcium aluminate etc. can be precipitated in hydrated cementitious by the introducing of polyethylene glycol oxide
Steady state species are combined to stable insoluble salt or complex compound when encountering the acid ions such as CL, SO, to be effectively reduced
The concentration of the acid mediums such as CL, SO makes CL, SO plasma more be difficult to enter inside concrete region by diffusion,
To be effectively protected the reinforcing bar of inside concrete from the erosion of chloride ion and inside concrete since sulfate ion is dense
High and recurring structure expanded destruction is spent, the corrosion resistance of main structure is improved.
The foregoing is merely the preferred embodiments of invention, are not intended to limit the invention, all in spirit of the invention
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (3)
1. the backwater that a kind of back side and upstream face can construct applies material, which is characterized in that by the original of following mass percent
Material composition: calcium carbonate 50-60%, gesso 25-35%, ferrous aluminate cement 10-15%, polyethylene glycol oxide 1-2%, polycarboxylic acids
Water-reducing agent 0.5-1.5%, Sodium Polyacrylate 0.5-1.5%, titanium dioxide 0.1-0.2%.
2. the backwater that a kind of back side according to claim 1 and upstream face can construct applies material, which is characterized in that with
The raw material of lower mass percent forms: calcium carbonate 50-55%, gesso 25-30%, ferrous aluminate cement 10-13%, polyoxygenated
Ethylene 1-2%, polycarboxylate water-reducer 0.5-1.0%, Sodium Polyacrylate 0.5-1.0%, titanium dioxide 0.1-0.2%.
3. the backwater that a kind of back side according to claim 1 or 2 and upstream face can construct applies the preparation method of material,
Characterized by comprising the following steps: by calcium carbonate, gesso, ferrous aluminate cement, polyethylene glycol oxide, polycarboxylic acids diminishing
Agent, Sodium Polyacrylate, titanium dioxide are mixed in proportion, are then placed in dry and wet blender and are stirred 30-50min, and pack is
It can.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910316041.4A CN110105027A (en) | 2019-04-19 | 2019-04-19 | The backwater that a kind of back side and upstream face can construct applies material and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910316041.4A CN110105027A (en) | 2019-04-19 | 2019-04-19 | The backwater that a kind of back side and upstream face can construct applies material and preparation method thereof |
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| Publication Number | Publication Date |
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| CN110105027A true CN110105027A (en) | 2019-08-09 |
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| CN201910316041.4A Pending CN110105027A (en) | 2019-04-19 | 2019-04-19 | The backwater that a kind of back side and upstream face can construct applies material and preparation method thereof |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1204671A (en) * | 1997-07-04 | 1999-01-13 | 曹岩 | Coating capable of waterproof seepage control and leakproof |
| CN101077832A (en) * | 2006-05-23 | 2007-11-28 | 赵文成 | Concrete capable of not dispersing in water |
| CN102863192A (en) * | 2012-09-08 | 2013-01-09 | 芜湖沃多福新材料有限责任公司 | Waterproof leaking stoppage material with self-repairing function |
| CN108751843A (en) * | 2018-06-08 | 2018-11-06 | 南通科顺建筑新材料有限公司 | Backwater pressure water-repellent paint impervious for back side leak stopping and preparation method thereof |
| CN108947430A (en) * | 2018-09-06 | 2018-12-07 | 潍坊市宏源防水材料有限公司 | A kind of slow setting hard features waterproof mortar and preparation method thereof fastly |
-
2019
- 2019-04-19 CN CN201910316041.4A patent/CN110105027A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1204671A (en) * | 1997-07-04 | 1999-01-13 | 曹岩 | Coating capable of waterproof seepage control and leakproof |
| CN101077832A (en) * | 2006-05-23 | 2007-11-28 | 赵文成 | Concrete capable of not dispersing in water |
| CN102863192A (en) * | 2012-09-08 | 2013-01-09 | 芜湖沃多福新材料有限责任公司 | Waterproof leaking stoppage material with self-repairing function |
| CN108751843A (en) * | 2018-06-08 | 2018-11-06 | 南通科顺建筑新材料有限公司 | Backwater pressure water-repellent paint impervious for back side leak stopping and preparation method thereof |
| CN108947430A (en) * | 2018-09-06 | 2018-12-07 | 潍坊市宏源防水材料有限公司 | A kind of slow setting hard features waterproof mortar and preparation method thereof fastly |
Non-Patent Citations (1)
| Title |
|---|
| 中华人民共和国质量监督检验检疫总局、中国国家标准化管理委员会发布: "《无机防水堵漏材料》", 1 March 2010 * |
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Application publication date: 20190809 |
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