CN108276844A - A kind of self-closing resin water-repellent paint and its preparation method and application - Google Patents
A kind of self-closing resin water-repellent paint and its preparation method and application Download PDFInfo
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- CN108276844A CN108276844A CN201810115159.6A CN201810115159A CN108276844A CN 108276844 A CN108276844 A CN 108276844A CN 201810115159 A CN201810115159 A CN 201810115159A CN 108276844 A CN108276844 A CN 108276844A
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- water
- repellent paint
- waterproof coating
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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
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D131/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an acyloxy radical of a saturated carboxylic acid, of carbonic acid, or of a haloformic acid; Coating compositions based on derivatives of such polymers
- C09D131/02—Homopolymers or copolymers of esters of monocarboxylic acids
- C09D131/04—Homopolymers or copolymers of vinyl acetate
Abstract
The present invention relates to water-repellent paint technical fields, and in particular to a kind of self-closing resin water-repellent paint and preparation method thereof.After being contacted with the Low-lime aluminate cement of B component and quartz sand aquation crystallization reaction occurs for polyvinyl acetate resin, dibutyl ester in the water-repellent paint kind component A, form the film with fine waterproof effect, after crack, fracture occur in use for waterproof coating, entringite can be generated again after meeting water, the seal itself crack in the form of insoluble matter crystallizes, when waterproof layer is pulled off, and crack is less than 1 millimeter, waterproof coating can repair cracking position automatically in 8~24 hours；There is good caking property, ductility, stability, safety and can application property simultaneously.The present invention further promotes the ductility of waterproof coating, improves the performance of water-repellent paint by the preparation method of innovation water-repellent paint.
Description
Technical field
The present invention relates to water-repellent paint technical fields, and in particular to a kind of self-closing resin water-repellent paint and preparation method thereof.
Background technology
With industrialized development, more and more buildings use reinforced concrete construction, to antiseepage, corrosion-resistant performance
It is required that also higher.But armored concrete is a kind of nonuniformity porous material, often stress, temperature difference etc. in casting process
Phenomena such as a variety of causes leaks.The mode that its external coating coating film waterproof material can be used in this problem solves.
With the reinforcement of environmental consciousness, the polymer cement waterproof paint of aqueous environment protection is widely used in building waterproof
Field.Currently, using polymer cement waterproof paint in the market, there are mainly three types of models, and fracture elongation is different, from
Fracture elongation >=200% arrives fracture elongation >=30%.These polymer cement waterproof paints are applied to Practical Project and work as
In, there may be a part of fine cracks, waterproof effect just to reach for the film of polymer cement waterproof paint due to various reasons
To discount, application effect is poor.
Invention content
In order to overcome the deficiencies of existing technologies, the object of the present invention is to provide a kind of self-closing resin water-repellent paints, are formed anti-
Even if cracking position can be repaired automatically by occurring tiny crack after water film, it is ensured that the waterproof effect that film has had, and have
Acidproof, the alkaline resistance properties having had, good with base material adhesive property, construction application range is wide, the release of non-volatility gas, safety collar
It protects.
The present invention, which also resides in, provides a kind of preparation method of self-closing resin water-repellent paint.
Meanwhile the present invention also resides in a kind of application of the self-closing resin water-repellent paint of offer in terms of preparing waterproof coating.
In order to achieve the goal above, the technical solution adopted in the present invention is：
A kind of self-closing resin water-repellent paint, is made of component A and B component；Wherein component A is by following quality percentage amount
Each component：Polyvinyl acetate resin 60%~80%, dibutyl ester 6%~10%, thickener 8%~12%, surplus are water；B groups
Divide and is grouped as by each group of following quality percentage amount：Low-lime aluminate cement 25%~39%, quartz sand 60%~70%, adds
Add agent 1%~5%.
Optionally, the thickener is hydroxypropyl methyl cellulose ether.
Optionally, the additive is water-reducing agent and antifoaming agent；The water-reducing agent is melamine high-efficiency water-reducing agent or gathers
Carboxylic acid water reducer；The antifoaming agent is organosilicon powder antifoaming agent.
The preparation method of above-mentioned self-closing resin water-repellent paint, including following operating procedure：
1) component A is prepared：
A：Each component is taken by quality percentage amount, is then added to the water polyvinyl acetate resin, after being mixed evenly,
1/2 thickener is added, stirs evenly, stands 15~20 hours, obtains mixed material 1；
B：Dibutyl ester is added in the mixed material 1 that processing of step A is completed, after being mixed evenly, adds remaining 1/2
Thickener stirs evenly to get component A；
2) B component is prepared：
After weighing each component by quality percentage amount, mixing is uniformly dispersed to get B component.
Application of the above-mentioned self-closing resin water-repellent paint in terms of substrate surface forms waterproof coating, the shape of the waterproof coating
It is at method：It is brushed in substrate surface, then according to 1 after taking appropriate component A to be diluted first：0.67~1.67 mass ratio
Component A and B component are taken, B component is added in component A, is mixed evenly to form slurries, slurries are coated in waterproof to be formed
Film substrate surface forms the waterproof coating of 0.8~1.5mm thickness, is maintained the waterproof coating of formation after the completion of coating.
Preferably, above application, the base material are skin, bathroom metope and ground, kitchen wall surface and ground, walk
The mass ratio of corridor and window frame surrounding metope, the component A and B component is 1：0.67, the thickness of the waterproof coating is 0.8~
1.0mm。
Preferably, above application, the base material be roof ground, balcony ground and metope, parking lot ground and metope,
Lower room metope and bottom surface, swimming pool metope and ground, sink surrounding metope, pond ground and metope, the component A and B component
Mass ratio is 1：1.67, the thickness of the waterproof coating is 1.3~1.5mm.
Preferably, the surface of above application, the waterproof coating is additionally provided with protective layer, and the protective layer is cement matrix
Material layer, plastic layer, Wood-plastic material layer or ceramic tile layer, to reach heat preservation, decorative effect and the durability of waterproof.
The self-closing resin water-repellent paint of the present invention, has the advantages that：
1, dereism：The waterproof principle of the self-closing resin water-repellent paint of the present invention is polyvinyl acetate resin in component A, two
After being contacted with the Low-lime aluminate cement of B component and quartz sand aquation crystallization reaction occurs for butyl ester, and being formed has fine waterproof effect
The film of fruit after crack, fracture occur in use for waterproof coating, can generate entringite, with insoluble matter again after meeting water
The form seal itself crack of crystallization, when waterproof layer is pulled off, and crack is less than 1 millimeter, waterproof coating can be at 8~24 hours
Interior automatic reparation cracking position；
2, caking property：Had as main resin component using polyvinyl acetate resin and dibutyl ester in component A of the present invention
The polarization and crosslinking of machine small molecule promote water-repellent paint and concrete, mortar, sheet metal, wood materials, glass and plastics etc.
The caking property of base material；
3, ductility：Water-repellent paint of the present invention, by the way that thickener is added in component A, and limits thickening in preparation process
On the suitable addition opportunity of agent, the ductility of water-repellent paint is promoted, the displacement of base material is overcome to generate tearing, cracking to waterproof coating film
Hidden danger；
4, stability：Waterproof acid-proof alkaline of the present invention is good, is suitable for the use in the high-alkali area of peracid, and substrate surface applies
After smearing coating formation waterproof coating of the present invention, waterproof coating is combined with substrate surface, has good weatherability and stability；
5, safety：Water-repellent paint of the present invention is free of the noxious material of any influence health, VOC and formaldehyde in product
Content it is almost nil, and the product be drink water grade water-repellent paint；
6, application property：Moisture substrate can construct, and do not limited by live geometry has good cohesive force with base material,
It is fully solved the hidden danger of waterproofing work channeling water, construction personnel can master a skill main points through simple training.
Water-repellent paint component A metal bucket packing and storing and transport of the present invention, every barrel of net weight 18kg；B component it is packed storage and
Transport, every barrel of net weight 15kg.
Water-repellent paint of the present invention is in the construction main points and points for attention for forming waterproof coating applied to building substrate surface
Including：
1, brushing component A (bleeding agent) first, according to component A：Water=1：19 mass ratio dilutes component A, then brushes
In substrate surface, after conserving 0.5~3 hour, effect is that have cleaning effect to waterproof layer, repairs fine cracks, waterproof is made to apply
Film has sufficient bonding with base；Then component A and B component mixed configuration is taken to be slurried according still further to the material of base material example in mass ratio
Liquid brushing forms waterproof coating layer in substrate surface, conserves 12~24 hours；
2, the floating ash for removing base material concrete topping roots out the remaining sharp object of exposed surface layer and cleaning sundries and greasy dirt；
The concavo-convex portion in base face is repaired with epoxy repair mortar；V-type should be taken to cut compared with large fracture, with epoxy repair mortar
It is repaired；Substrate surface can construct without bright water, without ensuring that substrate surface is completely dried, construction temperature must 5 DEG C with
Upper 40 DEG C or less；
3, waterproof coating layer forbids ultraviolet light direct projection, outer surface that should do protective layer, can be directly in the outer of waterproof coating layer
Surface bonds ceramic tile, marble, plastic plate, and film cement matrix etc. forms protective layer；
4, it in construction substrate surface waterproofing work progress, forms waterproof in substrate surface brushing water-repellent paint of the present invention and applies
Film is reinforced using non-woven fabrics in construction joint and side gap position, is pasted with water-repellent paint；The internal corner part of wall pipe and metope
Waterproof reinforced method need to be taken, to ensure waterproofing quality.Stoste and mixture are pressed 1:3 ratios are prepared, and are obtained sticky
Slurry carries out filleting and the floating locally thickeied processing.Next process is done again after 6~12 hours need to be maintained；Keypoint part or
Reinforcing the position of waterproof should be pasted using glass grid cloth, and overlap joint overlapping should be pasted in 100mm~150mm, magma.
If 5, construction surface has infiltration water phenomenon, water-stopping method should be taken to be handled；
6, with the waterproof requirement of building, by different parts, with different arrangement and method for construction, it is ensured that waterproofing quality.
Specific implementation mode
Technical scheme of the present invention is described in detail below by the specific embodiment of the cut-out to single nano-wire.
Embodiment 1
A kind of self-closing resin water-repellent paint, is made of component A and B component；Wherein component A is by following quality percentage amount
Each component：Polyvinyl acetate resin 70%, dibutyl ester 8%, hydroxypropyl methyl cellulose ether 10%, surplus are water；B component by with
The each group of lower quality percentage amount is grouped as：Low-lime aluminate cement 30%, quartz sand 68%, melamine high-efficiency water-reducing agent
1%；Organosilicon powder antifoaming agent 1%.
The preparation method of above-mentioned self-closing resin water-repellent paint, including following operating procedure：
1) component A is prepared：
A：Each component is taken by quality percentage amount, is then added to the water polyvinyl acetate resin, after being mixed evenly,
1/2 thickener is added, stirs evenly, stands 18 hours, obtains mixed material 1；
B：Dibutyl ester is added in the mixed material 1 that processing of step A is completed, after being mixed evenly, adds remaining 1/2
Thickener stirs evenly to get component A；
2) B component is prepared：
After weighing each component by quality percentage amount, mixing is uniformly dispersed to get B component.
The self-closing resin water-repellent paint of the present embodiment is applied forms waterproof coating layer, specifically used side in bathroom metope and ground
Method is：Appropriate component A is taken first, according to component A：Water=1：19 mass ratio, which is diluted, is made infiltration dilution agent material, will ooze
Saturating dilution agent material brushing is on the bathroom metope of waterproof layer to be formed and ground, after conserving 2 hours, according to 1：0.67 mass ratio takes
B component is added in component A, is mixed evenly to form slurries by component A and B component, and slurries are applied coated in waterproof to be formed
Film base material surface forms the waterproof coating layer of 0.8~1.0mm thickness, conserves 18 hours.
In addition, in order to protect waterproof coating layer, the waterproof coating layer formed can be directly used in actual application
Bathroom metope and ground ceramic tile or Wood-plastic material decorative layer are bonded, the protection to waterproof coating layer is formed, to improve device effect
Fruit and waterproof durability.
The present embodiment water-repellent paint can also be applied in roof, balcony, parking lot, underground indoor wall and exterior wall, swimming pool, water
The waterproof layer in slot surrounding metope and pond etc..
Embodiment 2
A kind of self-closing resin water-repellent paint, is made of component A and B component；Wherein component A is by following quality percentage amount
Each component：Polyvinyl acetate resin 60%, dibutyl ester 10%, hydroxypropyl methyl cellulose ether 8%, surplus are water；B component by with
The each group of lower quality percentage amount is grouped as：Low-lime aluminate cement 25%, quartz sand 70%, melamine high-efficiency water-reducing agent
2%；Organosilicon powder antifoaming agent 3%.
The preparation method of above-mentioned self-closing resin water-repellent paint, including following operating procedure：
1) component A is prepared：
A：Each component is taken by quality percentage amount, is then added to the water polyvinyl acetate resin, after being mixed evenly,
1/2 thickener is added, stirs evenly, stands 15 hours, obtains mixed material 1；
B：Dibutyl ester is added in the mixed material 1 that processing of step A is completed, after being mixed evenly, adds remaining 1/2
Thickener stirs evenly to get component A；
2) B component is prepared：
After weighing each component by quality percentage amount, mixing is uniformly dispersed to get B component.
The self-closing resin water-repellent paint of the present embodiment is applied forms waterproof coating layer on roof, and specifically used method is：First
Appropriate component A is taken, according to component A：Water=1：19 mass ratio, which is diluted, is made infiltration dilution agent material, will permeate dilution agent material
It brushes on the roof ground of waterproof layer to be formed, after conserving 2 hours, according to 1：1.67 mass ratio takes component A and B component, by B
Component is added in component A, is mixed evenly to form slurries, slurries are formed coated in waterproof coating substrate surface to be formed
The waterproof coating layer of 1.3~1.5mm thickness conserves 20 hours.
In addition, in order to protect waterproof coating layer, the waterproof coating layer formed can be directly used in actual application
Finial layer, such as ceramic tile, Wood plastic boards, marble etc. are bonded, the protection to waterproof coating layer is formed, to improve device effect
Fruit and waterproof durability.
The present embodiment water-repellent paint can also be in accordance with the above-mentioned embodiment 1 application method apply in building walls such as bathrooms and
Ground waterproof film layer forms or directly bonds bathroom metope and ground decoration ceramic tile, Wood plastic boards etc..
Embodiment 3
A kind of self-closing resin water-repellent paint, is made of component A and B component；Wherein component A is by following quality percentage amount
Each component：Polyvinyl acetate resin 80%, dibutyl ester 6%, hydroxypropyl methyl cellulose ether 12%, surplus are water；B component by with
The each group of lower quality percentage amount is grouped as：Low-lime aluminate cement 39%, quartz sand 60%, melamine high-efficiency water-reducing agent
0.5%；Organosilicon powder antifoaming agent 0.5%.
The preparation method of above-mentioned self-closing resin water-repellent paint, including following operating procedure：
1) component A is prepared：
A：Each component is taken by quality percentage amount, is then added to the water polyvinyl acetate resin, after being mixed evenly,
1/2 thickener is added, stirs evenly, stands 20 hours, obtains mixed material 1；
B：Dibutyl ester is added in the mixed material 1 that processing of step A is completed, after being mixed evenly, adds remaining 1/2
Thickener stirs evenly to get component A；
2) B component is prepared：
After weighing each component by quality percentage amount, mixing is uniformly dispersed to get B component.
The self-closing resin water-repellent paint of the present embodiment can be applied with 2 same method of embodiment in accordance with the above-mentioned embodiment 1
Skin, bathroom, kitchen, corridor, window frame surrounding, roof, balcony, parking lot, basement, swimming pool, pond form waterproof
Film layer can also bond the decorative layers such as ceramic tile, marble, Wood-plastic material plank directly outside the waterproof coating layer of formation.
Comparative example 1
This comparative example water-repellent paint difference from example 1 is that, in component A preparation process press quality percentage amount
Each component is taken, is then added to the water polyvinyl acetate resin, after being mixed evenly, whole thickeners and two fourths is added
Ester stirs evenly, and stands 18 hours, obtains component A, other are the same as embodiment 1.
Comparative example 2
This comparative example water-repellent paint difference from example 1 is that, in component A preparation process press quality percentage amount
Each component is taken, is then added to the water polyvinyl acetate resin, is mixed evenly, 18 hours is stood, obtains mixed material 1；
Dibutyl ester and whole thickeners are added in mixed material 1, is mixed evenly to get component A, other are the same as embodiment 1.
Test example
The properties that water-repellent paint prepared by embodiment 1, comparative example 1 and comparative example 2 forms waterproof coating are detected respectively,
As a result as shown in table 1 below：
Table 1
The data shown in above-mentioned table 1 are it is found that the water-repellent paint of embodiment 1 forms the tensile strength of waterproof coating, fracture
Elongation is superior to comparative example 1 and comparative example 2, it can be seen that the present invention is by limiting water-repellent paint thickener in preparation process
Addition opportunity and feed postition, further promoted water-repellent paint formed waterproof coating ductility, promoted its tensile strength and
Elongation at break, the hidden danger that the displacement of base can be overcome to generate tearing to waterproof layer, crack to a greater extent promote waterproof and apply
The performance of material.
Claims (8)
1. a kind of self-closing resin water-repellent paint, which is characterized in that be made of component A and B component；Wherein component A is by following quality
The each component of percentage amount：It is polyvinyl acetate resin 60%~80%, dibutyl ester 6%~10%, thickener 8%~12%, remaining
Amount is water；B component is grouped as by each group of following quality percentage amount：Low-lime aluminate cement 25%~39%, quartz sand
60%~70%, additive 1%~5%.
2. self-closing resin water-repellent paint as described in claim 1, which is characterized in that the thickener is hydroxypropyl methyl fiber
Plain ether.
3. self-closing resin water-repellent paint as described in claim 1, which is characterized in that the additive is water-reducing agent and defoaming
Agent.
4. a kind of preparation method of self-closing resin water-repellent paint as described in claim 1, which is characterized in that including following operation
Step：
1) component A is prepared：
A：Each component is taken by quality percentage amount, is then added to the water polyvinyl acetate resin, after being mixed evenly, is added
1/2 thickener, stirs evenly, and stands 15~20 hours, obtains mixed material 1；
B：Dibutyl ester is added in the mixed material 1 that processing of step A is completed, after being mixed evenly, adds remaining 1/2 thickening
Agent stirs evenly to get component A；
2) B component is prepared：
After weighing each component by quality percentage amount, mixing is uniformly dispersed to get B component.
5. a kind of application of self-closing resin water-repellent paint as described in claim 1 in terms of substrate surface forms waterproof coating,
It is characterized in that, being brushed in substrate surface after taking appropriate component A to be diluted first, the forming method of the waterproof coating is：
According to 1：0.67~1.67 mass ratio takes component A and B component, and B component is added in component A, is mixed evenly to form slurry
Slurries are coated in the waterproof coating that waterproof coating substrate surface to be formed forms 0.8~1.5mm thickness by liquid, right after the completion of coating
The waterproof coating of formation is maintained.
6. application of the self-closing resin water-repellent paint as claimed in claim 5 in terms of substrate surface forms waterproof coating, special
Sign is, the base material is skin, bathroom metope and ground, kitchen wall surface and ground, corridor and window frame surrounding metope,
The mass ratio of the component A and B component is 1：0.67, the thickness of the waterproof coating is 0.8~1.0mm.
7. application of the self-closing resin water-repellent paint as claimed in claim 5 in terms of substrate surface forms waterproof coating, special
Sign is that the base material is roof ground, balcony ground and metope, parking lot ground and metope, basement metope and bottom surface, swimming
The mass ratio of bay wall face and ground, sink surrounding metope, pond ground and metope, the component A and B component is 1：1.67 institute
The thickness for stating waterproof coating is 1.3~1.5mm.
8. application of the self-closing resin water-repellent paint as claimed in claim 5 in terms of substrate surface forms waterproof coating, special
Sign is that the surface of the waterproof coating is additionally provided with protective layer, and the protective layer is cementitious matrix material layer, plastic layer, wood
The plastic bed of material or ceramic tile layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810115159.6A CN108276844B (en) | 2018-02-06 | 2018-02-06 | Self-closing resin waterproof coating and preparation method and application thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810115159.6A CN108276844B (en) | 2018-02-06 | 2018-02-06 | Self-closing resin waterproof coating and preparation method and application thereof |
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| CN108276844A true CN108276844A (en) | 2018-07-13 |
| CN108276844B CN108276844B (en) | 2020-03-27 |
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ID=62807649
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110748741A (en) * | 2019-10-23 | 2020-02-04 | 广东穗都建筑工程有限公司 | Leakage repairing method for house drain pipe |
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| KR101654182B1 (en) * | 2016-01-18 | 2016-09-05 | 최현욱 | Cement mortar composition for reinforcing concrete structure and reinforce method concrete structure therewith |
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| SU392037A1 (en) * | 1971-01-11 | 1973-07-27 | Н. М. Гураевский, С. К. Цветков , С. Ф. Некрасова Молдавское республиканское дин , Межколхозстрой | POLYMERCEMENT SOLUTION |
| CN101899243A (en) * | 2010-03-22 | 2010-12-01 | 苏州市姑苏新型建材有限公司 | Self-closing polymer cement waterproof paint and method for preparing same |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110748741A (en) * | 2019-10-23 | 2020-02-04 | 广东穗都建筑工程有限公司 | Leakage repairing method for house drain pipe |
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| Publication number | Publication date |
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| CN108276844B (en) | 2020-03-27 |
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