CN106630855B - Polymer-modified cement-based anti-corrosion protective agent, preparation method and its application method - Google Patents
Polymer-modified cement-based anti-corrosion protective agent, preparation method and its application method Download PDFInfo
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- CN106630855B CN106630855B CN201611257750.2A CN201611257750A CN106630855B CN 106630855 B CN106630855 B CN 106630855B CN 201611257750 A CN201611257750 A CN 201611257750A CN 106630855 B CN106630855 B CN 106630855B
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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
- C04B28/02—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
- C04B28/04—Portland 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
- 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
-
- 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
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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
- 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
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Working Measures On Existing Buildindgs (AREA)
Abstract
The present invention relates to a kind of polymer-modified cement-based anti-corrosion protective agent, preparation method and its application methods, and based on parts by weight, raw material composition is as follows: liquid material: the ageing-resistant building emulsion of anti-corrosion: 700-800；Enhance lotion: 150-200；Siliceous modified material: 10-20；Anti-foaming materials: 3-5；Powder: inorganic coagulation material: 300-400；Acidproof Plant ecology: 500-600；Active filler materials: 100-200；Cellulose ether: 2-3；Rheology modified material: 0.2-0.5；Anti-aging agent: 10-20.The present invention has good waterproof effect, effectively repairs external thermal insulation；Effective protection pond ontology, improves the service life in pond；It is effectively isolated the infiltration of chloride ion, effective protection prevention of marine concrete structures plays anti-corrosion effect.Have the characteristics that anti-aging anti-corrosion, elastic packing protection, construction is simple is convenient, material cost performance is high, project cost is lower.
Description
Technical field
The present invention relates to a kind of protective agents, and in particular to a kind of polymer-modified cement-based anti-corrosion protective agent, preparation method
And its application method.
Background technique
Architectural exterior insulation cracking, is not easily repaired；The novel-section that marine worker class building repairing is few with anti-corrosion material type and researches and develops
Material.
It lives or public building class according to power conservation requirement is substantially all building energy conservation construction to be carried out, residential architecture is most
Select molding or extrusion molding expansion polyphenyl plate exterior wall external heat preservation system.In practical application, because of material and construction factor, often there is exterior wall
Heat-insulation system protective layer cracks, and the problems such as infiltration, is kept the temperature again using plastering repairing or entirety again at present, but this
Kind situation there is also cracking, and palliative, the present invention once repairs situations such as cracking will not occurs again.
Marine worker class building anti-corrosion material is usually that organic coating film class because of the aging of organic material leads to service life at present
Short, long-term effect is undesirable；For damaged concrete structure, generally concrete structure is repaired using common patching material
It is multiple, preservative treatment is then carried out again, and process is more.The present invention using based on inorganic material, add polymer modification, repair and anti-
Corruption protection combines, and extends the service life of anti-corrosion protective layer, there is elasticity to follow, waterproof, seepage control, environmental protection and energy saving, construction letter
Just, the features such as cost performance is high.
Summary of the invention
The object of the present invention is to provide a kind of polymer-modified cement-based anti-corrosion protective agent, preparation method and its users
Method.There is good crack tracing ability for external thermal insulation cracking, external thermal insulation is made not continue to crack and there is good waterproof effect
Fruit effectively repairs external thermal insulation；For the water storage pond engineering of newly-built or existing chemical company, effective protection pond ontology is mentioned
The service life of elevated basin；Using the infiltration of chloride ion, effective protection maritime concrete into marine worker engineering, can be effectively isolated
Structure plays anti-corrosion effect.
The present invention is a kind of polymer-modified cement-based anti-corrosion protective agent, and based on parts by weight, raw material composition is as follows:
Liquid material:
The ageing-resistant building emulsion of anti-corrosion: 700-800
Enhance lotion: 150-200
Siliceous modified material: 10-20
Anti-foaming materials: 3-5
Powder:
Inorganic coagulation material: 300-400
Acidproof Plant ecology: 500-600
Active filler materials: 100-200
Cellulose ether: 2-3
Rheology modified material: 0.2-0.5
Anti-aging agent: 10-20.
When use: in liquid material: the mass ratio of powder is that the ratio of 1:1-3 stirs evenly, and is formulated.
The preparation method of the polymer-modified cement-based anti-corrosion protective agent, steps are as follows: powder and sizing material are pressed respectively
According to given match ratio, a variety of materials are weighed, are then stirred evenly, puts into polybag, is sealed, by two components when use
It mixes in proportion.
The particulars of material therefor of the present invention:
The ageing-resistant building emulsion of anti-corrosion: styrene-acrylic emulsion；Main organic cementitious material in the ageing-resistant building emulsion of anti-corrosion.
Enhance lotion: styrene-butadiene emulsion.
Siliceous modified material: organic silicon emulsion.
Anti-foaming materials: organosilicon powder defoaming agent.
Inorganic coagulation material: portland cement, sulphate aluminium cement or cement for construction in sea.Specifically using any according to specific work
Depending on Cheng Yingyong.
Acidproof Plant ecology: siliceous aggregate or limestone aggregate.Specifically using any depending on concrete engineering is applied.
Active filler materials: flyash.Flyash is F class level-one
Rheology modified material: water-reducing agent or cellulose ether.
Anti-aging agent: zinc oxide.
Siliceous aggregate is quartz sand.
Polymer-modified cement-based anti-corrosion protective agent of the present invention has elasticity.
The application method of the polymer-modified cement-based anti-corrosion protective agent, using steps are as follows:
(1) slurry, (4) knife-coat application, (5) surface dressing are deployed in base cleaning, (2) base priming, (3).
The application method of the polymer-modified cement-based anti-corrosion protective agent, which is characterized in that specific step is as follows:
(1) base cleaning: will carry out repairing and the concrete structural surface of anti-corrosion requirement of shelter remove the floating ash in surface,
Greasy dirt, wax, sundries, mildew, rust staining pick chisel to the position for playing drum, peeling, loosening, remove；
(2) prime base's priming: is carried out to the base handled；
(3) deploy slurry: press sizing material: powder=1:1-3 mass ratio allotment envelope tonic slurry stirs evenly, stands 5-10
After minute, it is stirred for can be used for 3-5 minutes；
(4) knife-coat application: slurry is uniformly scratched on the concrete surface for needing to repair anti-corrosion protection；
(5) surface dressing: surface coating can carry out surface dressing after being completely dried, and repair to defective position
Or polishing.During surface dressing, avoid leading to show-through situation because of overtreating as far as possible.
Point 2~3 times constructions during knife-coat application, for the crack of substrate surface, first along 45 degree of angles of fracture strike
Direction carries out the pointing in gap, then carries out surface knife-coat application again.
The application method of the polymer-modified cement-based anti-corrosion protective agent, the specific steps are as follows:
(1) it base cleaning: removes substrate surface and floats ash, greasy dirt, wax, sundries, mildew, rust staining, to the portion for playing drum, decortication
It picks chisel, remove in position；
(2) base's priming: prime is carried out to the base handled, uses priming paint；
(3) slurry is deployed: in sizing material: powder=1:1-3 ratio allotment envelope tonic slurry；Using mechanical stirring, first by powder
Material is added in sizing material, is stirred evenly with electric blender, after standing 5-10 minutes, is stirred for primary i.e. usable；
(4) it knife-coat application: is uniformly scratched in base such as Puttying using batch knife or scraper.2~3 times constructions can be divided.
For the crack of substrate surface, the pointing in gap should be first carried out along 45 degree of angular direction of fracture strike, then carries out surface again
Knife-coat application；
(5) surface dressing: surface coating can carry out surface dressing after being completely dried, and repair to defective position
Or appropriateness polishing, it avoids leading to show-through situation because of overtreating as far as possible.
The present invention is mainly by inorganic coagulation material, anti-corrosion building emulsion, enhancing lotion, siliceous modified material, acid and alkali-resistance bone
The two ingredient elastic anti-corrosive protective material of material, active filler materials and various function additives composition.
The present invention can repair, the crack of protective construction external thermal insulation wall surface；The anti-corrosion protection in newly-built or existing chemical industry pond
With reparation；The anti-corrosion protection of newly-built or existing marine worker engineering.
Compared with prior art, the invention has the following advantages:
The present invention has good crack tracing ability for external thermal insulation cracking, makes external thermal insulation not continue to crack and has very
Good waterproof effect, effectively repairs external thermal insulation；For the water storage pond engineering of newly-built or existing chemical company, effective protection water
Pond ontology improves the service life in pond；Using into marine worker engineering, the present invention can be effectively isolated the infiltration of chloride ion, effectively
Prevention of marine concrete structures is protected, anti-corrosion effect is played., elastic packing anti-aging with anti-corrosion protects, construction is simple is convenient, material
The feature that cost performance is high, project cost is lower.
Specific embodiment
The present invention will be further explained with reference to the examples below.
Embodiment 1
A kind of polymer-modified cement-based anti-corrosion protective agent of the present invention, based on parts by weight, raw material composition is as follows:
Liquid material:
The ageing-resistant building emulsion of anti-corrosion: 700
Enhancing lotion: 200
Siliceous modified material: 20
Defoaming agent: 5
Powder:
Inorganic coagulation material: 400
Acidproof Plant ecology: 500
Active filler materials: 200
Cellulose ether: 2
Rheology modified material: 0.5
Anti-aging agent: 20.
Wherein, the ageing-resistant building emulsion of anti-corrosion: styrene-acrylic emulsion；
Enhance lotion: styrene-butadiene emulsion.
Siliceous modified material: organic silicon emulsion.
Anti-foaming materials: organosilicon powder defoaming agent.
Inorganic coagulation material: portland cement.
Acidproof Plant ecology: quartz sand.
Active filler materials: flyash.Flyash is F class level-one
Rheology modified material: cellulose ether.
Anti-aging agent: zinc oxide.
The preparation method of the polymer-modified cement-based anti-corrosion protective agent, steps are as follows: powder and sizing material are distinguished
Proportionally cooperate, stir evenly, put into polybag, be sealed, when use mixes in proportion two components.
One city district structure exterior wall reparation of scenery with hills and waters.
Exterior insulation repairing construction has been carried out in one city cell of Yiyuan County scenery with hills and waters within 2013, exterior insulation goes out before constructing
Existing many places crack, owner reflect that Moisture Regain occurs in indoor wall, and after repeatedly repairing at the Property Management of residence, effect is paid no attention to
Think, repaired afterwards using product of the present invention, is constructed according to the following steps:
1, the base that metope loosens is rooted out, rinses the impurity such as floating dust with hydraulic giant.2, priming paint is carried out to the base handled
It brushes.3, in sizing material: powder=1:2 ratio allotment envelope tonic slurry；Using mechanical stirring, first powder is added in sizing material,
It is stirred evenly with electric blender, stands after ten minutes, used after being stirred for 4 minutes.4, equal such as Puttying using batch knife or scraper
Even blade coating is in base, point 2 times constructions.For the crack of substrate surface, should first be carried out along 45 degree of angular direction of fracture strike
Then the pointing in gap carries out surface knife-coat application again.5, surface dressing is carried out after surface coating is completely dried, to defective
Position carries out repairing or appropriateness polishing, avoids leading to show-through situation because of overtreating as far as possible.The cell is not so far after reparation
Occur cracking, interior situations such as getting damp again, at estate management and owner reflects that the product effect is very good, thoroughly solves outer
Wall external thermal insulation repairs rare big problem
Embodiment 2
A kind of polymer-modified cement-based anti-corrosion protective agent of the present invention, based on parts by weight, raw material composition is as follows:
Liquid material:
The ageing-resistant building emulsion of anti-corrosion: 800
Enhancing lotion: 150
Siliceous modified material: 10
Defoaming agent: 3
Powder:
Inorganic coagulation material: 300
Acidproof Plant ecology: 500
Active filler materials: 100
Cellulose ether: 3
Rheology modified material: 0.2
Anti-aging agent: 10.
Wherein, the ageing-resistant building emulsion of anti-corrosion: styrene-acrylic emulsion；
Enhance lotion: styrene-butadiene emulsion.
Siliceous modified material: organic silicon emulsion.
Anti-foaming materials: organosilicon powder defoaming agent.
Inorganic coagulation material: portland cement.
Acidproof Plant ecology: gradation quartz sand.
Active filler materials: flyash.Flyash is F class level-one
Rheology modified material: water-reducing agent.
Anti-aging agent: zinc oxide.
The preparation method of the polymer-modified cement-based anti-corrosion protective agent, steps are as follows: powder and sizing material are distinguished
Proportionally cooperate, stir evenly, put into polybag, be sealed, when use mixes in proportion two components.
The application method of the polymer-modified cement-based anti-corrosion protective agent, the specific steps are as follows:
Emerald mountain occupies district structure exterior wall reparation
Cell being occupied on Yiyuan County emerald mountain within 2011 and having carried out exterior insulation repairing construction, exterior insulation goes out before constructing
Existing many places crack, owner reflect that Moisture Regain occurs in indoor wall, and after repeatedly repairing at the Property Management of residence, effect is paid no attention to
Think, repaired afterwards using this product, constructed according to the following steps: 1, rooting out the base that metope loosens, rinses floating dust etc. with hydraulic giant
Impurity.2, prime is carried out to the base handled.3, in sizing material: powder=1:2 ratio allotment envelope tonic slurry；Using machine
Powder, is first added in sizing material, is stirred evenly with electric blender by tool stirring, stands after ten minutes, uses after being stirred for 4 minutes.
4, it is uniformly scratched in base such as Puttying using batch knife or scraper, point 2 times constructions.For the crack of substrate surface, Ying Xian
The pointing that gap is carried out along 45 degree of angular direction of fracture strike, then carries out surface knife-coat application again.5, surface coating is complete
Surface dressing is carried out after drying, and repairing is carried out to defective position or appropriateness is polished, avoids causing because of overtreating as far as possible
Show-through situation.The cell does not occur cracking, interior situations such as getting damp again so far after reparation, and at estate management and owner is reflected
The product effect is very good, and it is rare big thoroughly to solve the problems, such as that exterior insulation is repaired.
Embodiment 3
A kind of polymer-modified cement-based anti-corrosion protective agent of the present invention, based on parts by weight, raw material composition is as follows:
Liquid material:
The ageing-resistant building emulsion of anti-corrosion: 750
Enhancing lotion: 180
Siliceous modified material: 15
Defoaming agent: 4
Powder:
Inorganic coagulation material: 350
Acidproof Plant ecology: 550
Active filler materials: 150
Cellulose ether: 2.5
Rheology modified material: 0.4
Anti-aging agent: 15.
Wherein, the ageing-resistant building emulsion of anti-corrosion: styrene-acrylic emulsion；
Enhance lotion: styrene-butadiene emulsion.
Siliceous modified material: organic silicon emulsion.
Anti-foaming materials: organosilicon powder defoaming agent.
Inorganic coagulation material: cement for construction in sea.
Acidproof Plant ecology: gradation quartz sand.
Active filler materials: flyash.Flyash is F class level-one
Rheology modified material: water-reducing agent.
Anti-aging agent: zinc oxide.
The preparation method of the polymer-modified cement-based anti-corrosion protective agent, steps are as follows: powder and sizing material are distinguished
Proportionally cooperate, stir evenly, put into polybag, be sealed, when use mixes in proportion two components.
Dongying Port concrete structure of wharf anti-corrosion construction of prevention work
2016 beginning of the years with Chinese Sea research institute cooperated to have carried out Dongying Port harbour concrete column anti-corrosion and protect to repair
Multiple, there are fine cracks and corrosion phenomenon in concrete column many places before repairing, and repair according to base treatment-concrete renovation agent
Benefit-priming-the polymer-modified cement-based anti-corrosion protective agent of blade coating-is successively constructed by the step of painting of whitewashing a wall,
The application method of the polymer-modified cement-based anti-corrosion protective agent, the specific steps are as follows:
(1) it base cleaning: removes substrate surface and floats ash, greasy dirt, wax, sundries, mildew, rust staining, to the portion for playing drum, decortication
It picks chisel, remove in position；
(2) base's priming: prime is carried out to the base handled, uses priming paint；
(3) slurry is deployed: in sizing material: powder=1:1 ratio allotment envelope tonic slurry；Using mechanical stirring, first by powder
It is added in sizing material, is stirred evenly with electric blender, after standing 8 minutes, be stirred for 3 minutes, that is, can be used；
(4) knife-coat application: uniformly being scratched in base such as Puttying using batch knife, point 3 times constructions.For substrate surface
Crack, first along fracture strike 45 degree angular direction progress gap pointing, then carry out surface knife-coat application again；
(5) surface dressing: surface coating can carry out surface dressing after being completely dried, and repair to defective position
And polishing, it avoids leading to show-through situation because of overtreating as far as possible.
Dongying Port responsible person is very satisfied to this construction after construction, and unreacted construction quality occurs and asks up to now
Topic, and have intention to cooperate to repair other harbours again with my company.
Claims (10)
1. a kind of polymer-modified cement-based anti-corrosion protective agent, it is characterised in that: based on parts by weight, raw material composition is as follows:
Liquid material:
The ageing-resistant building emulsion of anti-corrosion: 700-800
Enhance lotion: 150-200
Siliceous modified material: 10-20
Anti-foaming materials: 3-5
Powder:
Inorganic coagulation material: 300-400
Acidproof Plant ecology: 500-600
Active filler materials: 100-200
Cellulose ether: 2-3
Rheology modified material: 0.2-0.5
Anti-aging agent: 10-20.
2. polymer-modified cement-based anti-corrosion protective agent according to claim 1, which is characterized in that
The ageing-resistant building emulsion of anti-corrosion is styrene-acrylic emulsion.
3. polymer-modified cement-based anti-corrosion protective agent according to claim 1, which is characterized in that enhancing lotion is butylbenzene
Lotion；Siliceous modified material is organic silicon emulsion；Anti-foaming materials are organosilicon powder defoaming agent.
4. polymer-modified cement-based anti-corrosion protective agent according to claim 1, which is characterized in that inorganic coagulation material:
Portland cement, sulphate aluminium cement or cement for construction in sea；Acidproof Plant ecology is siliceous aggregate or limestone aggregate；
Active filler materials are flyash；Rheology modified material is water-reducing agent or cellulose ether；Anti-aging agent is zinc oxide.
5. polymer-modified cement-based anti-corrosion protective agent according to claim 1, which is characterized in that when use: press liquid material:
The mass ratio of powder is that the ratio of 1:1.8-2.5 stirs evenly, and is formulated.
6. a kind of preparation method of polymer-modified cement-based anti-corrosion protective agent described in claim 1, which is characterized in that step
It is as follows: powder and sizing material proportionally being cooperated respectively, stirred evenly, puts into polybag, is sealed, by two groups when use
Divide and mixes in proportion.
7. a kind of application method of polymer-modified cement-based anti-corrosion protective agent described in claim 1, which is characterized in that use
Steps are as follows:
(1) base cleaning, (2) base brush anti-corrosion primer, the polymer-modified cement-based anti-corrosion protective agent of (3) mixture, (4) are scraped and are spread
Work, (5) surface dressing.
8. the application method of polymer-modified cement-based anti-corrosion protective agent according to claim 7, which is characterized in that specific
Steps are as follows:
(1) base cleaning: it will carry out repairing and the concrete structural surface of anti-corrosion requirement of shelter remove the floating ash in surface, oil
Dirt, wax, sundries, mildew, rust staining pick chisel to the position for playing drum, peeling, loosening, remove；
(2) anti-corrosion primer brushing base's brush anti-corrosion primer: is carried out to the substrate surface handled；
(3) deploy slurry: press sizing material: powder=1:1-3 mass ratio allotment envelope tonic slurry stirs evenly, after standing 5-10 minutes,
It is stirred for can be used for 3-5 minutes；
(4) knife-coat application: slurry is uniformly scratched on the concrete surface for needing to repair anti-corrosion protection；
(5) surface dressing: surface coating can carry out surface dressing after being completely dried, and defective position is repaired or beaten
Mill.
9. the application method of polymer-modified cement-based anti-corrosion protective agent according to claim 7, which is characterized in that surface
During arrangement, avoid leading to show-through situation because of overtreating as far as possible.
10. the application method of polymer-modified cement-based anti-corrosion protective agent according to claim 7, which is characterized in that scrape
The crack of substrate surface is first stitched in point 2~3 times constructions along 45 degree of angular direction of fracture strike during applying construction
Then the pointing of gap carries out surface knife-coat application again.
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| CN111378365A (en) * | 2020-04-12 | 2020-07-07 | 长沙汇泉环境科技有限公司 | Cement-based anticorrosion protective agent, preparation method and use method thereof |
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