CN110128893A - A kind of dedicated cover agent of water permeable concrete and preparation method thereof and construction technology - Google Patents
A kind of dedicated cover agent of water permeable concrete and preparation method thereof and construction technology Download PDFInfo
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- CN110128893A CN110128893A CN201910358794.1A CN201910358794A CN110128893A CN 110128893 A CN110128893 A CN 110128893A CN 201910358794 A CN201910358794 A CN 201910358794A CN 110128893 A CN110128893 A CN 110128893A
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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
- C09D127/00—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 a halogen; Coating compositions based on derivatives of such polymers
- C09D127/02—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 a halogen; Coating compositions based on derivatives of such polymers not modified by chemical after-treatment
- C09D127/12—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 a halogen; Coating compositions based on derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
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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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
-
- 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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
- C09D7/62—Additives non-macromolecular inorganic modified by treatment with other compounds
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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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/70—Additives characterised by shape, e.g. fibres, flakes or microspheres
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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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/80—Processes for incorporating ingredients
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
The invention discloses a kind of dedicated cover agent of water permeable concrete, each component including following parts by weight: 20-50 parts of resin, 10-15 parts of pigment, 15-25 parts of filler, 3-8 parts of thickener, 1-3 parts of dispersing agent, 10-30 parts of solvent.The invention also discloses the preparation methods and construction technology of the dedicated cover agent of water permeable concrete above-mentioned simultaneously.The solid content of the dedicated cover agent of water permeable concrete of the invention reaches 60% or more, is in homogeneously dispersed state, no lump after stirring in a reservoir, it is ensured that sprays uniformly in work progress, road surface colour consistency is good, and aesthetics is high；And the cover agent by stirring ball-milling and controls particle diameter distribution, fineness is nano-micro level, paint film is flat and smooth, adhesion, hydrolytic resistance, wear-resisting property etc. can be effectively improved, with bright in luster and persistently protect that color, anti-ultraviolet ageing durability be good, the good not fugitive color of wearability, in addition also have many advantages, such as that color is accurate, easy construction, Construction of Engineering Projects quality can be obviously improved.
Description
Technical field
The present invention relates to a kind of cover agent, and in particular to a kind of dedicated cover agent of water permeable concrete and preparation method thereof and construction work
Skill belongs to sponge urban construction technical field.
Background technique
In the construction in sponge city, porous pavement is the pith and novel product and emerging of construction project
Market.Porous pavement is the road surface defect that former urban road is directed to by American-European, Japan and other countries, and developing use a kind of can allow
Rainwater flows into underground, effective recharge of groundwater, and the level of ground water for alleviating city such as sharply declines at the road of some Urban Environmental Problems
Surface technology.Porous pavement begins to study and apply in the U.S. from the 1970s and 1980s in last century, and many countries are all largely pushing away
Extensively, as German expection will be in a short time by 90% road reformation at pervious concrete pavement.
It for effective protection porous pavement, prolongs its service life, the permeable terrace cover agent developed in the market is also referred to as
For permeable terrace protective agent, sealer, there is blast more better than conventional pav protective agent and reinforcing effect, additionally it is possible to meet knot
Structure object mechanical property is required using function and raising service life etc..Pervious concrete pavement after being sprayed at hardening, is played
The effects of protecting road surface, abundant color, has protection permeable terrace performance, so that terrace has stronger durable, wear-resistant resistance to erosion
Effect realizes the effect of permeable terrace surface layer does not fall youngster persistently, can preferably extend the service life of terrace.
There are various defects for existing many cover agent in the market, such as the problems such as stain resistance is poor, construction easy floating, influence
Aesthetics, and be easy to fall off in use process, influence Pavement Performance.Based on this, it is necessary to cover agent, especially water permeable concrete
The performance of dedicated cover agent carries out exploitation optimization.
Summary of the invention
To solve the deficiencies in the prior art, it is stable, not easily to fall off permeable that the purpose of the present invention is to provide a kind of quality
Dedicated cover agent of concrete and preparation method thereof and construction technology.
In order to achieve the above objectives, the present invention adopts the following technical scheme that:
The present invention discloses a kind of dedicated cover agent of water permeable concrete, each component including following parts by weight: resin 20-50 first
Part, 10-15 parts of pigment, 15-25 parts of filler, 3-8 parts of thickener, 1-3 parts of dispersing agent and 10-30 parts of solvent, solid content is more than
60%.
Preferably, aforementioned resin is hydroxyl fluorocarbon resin.
It is highly preferred that aforesaid pigments are inorganic pigment, in iron oxide, carbon black, lead chromate yellow, chrome oxide green and barba hispanica
It is one or more, a variety of different colors can be selected according to actual needs, meet various scene demands.
More preferably, aforementioned thickener is in gelatin, sodium carboxymethylcellulose, molecular sieve, diatomite or polyvinyl alcohol
It is one or more.
It is highly preferred that aforementioned solvents are water or organic solvent, the organic solvent is lipid organic solvent and/or aromatic hydrocarbon
Class organic solvent.
It is further preferred that aforementioned filler is wollastonite in powder or epidesmine modified, filler can increase cover
The solid content of face agent is realized and persistently protects color.
Still further preferably, aforementioned filler be improved epidesmine, method of modifying are as follows: by 80~100 mesh it
Between epidesmine with 10% NH4Then digestion 12h at 80 DEG C of Cl solution is impregnated 3 days with HCl solution, is washed to no Cl-,
120 DEG C of drying dry at concentrated phosphoric acid (16.03mol/L) impregnates 7 days, 100 DEG C according still further to solid and liquid weight ratio 1:5, move to porcelain earthenware
Crucible heats 10min in micro-wave oven (220V, 2450MHz) moderate heat, is washed with water after taking out cooling, then dries at 120 DEG C, is changed
Property epidesmine.Drying time can be reduced by modified epidesmine, to reduce curing time.
In addition, including the following steps: the invention also discloses the preparation method of the dedicated cover agent of water permeable concrete above-mentioned
S1, each component is weighed according to the content of claim 1, it is spare；
S2, resin is stirred with high speed dispersion agent, adds organic solvent, pigment and half filler, continue high-speed stirred
Obtain the first mixture；
S3, thickener, dispersing agent and solvent are continuously added into the first mixture, stir and the second mixture is made；
S4, semi-finished product are put into ball mill, and the other half filler is added, 3~5h of ball milling is packaged to be product.
It is highly preferred that the mixing speed of high speed dispersion agent is 3000-5000r/min in abovementioned steps S2 and S3.
The invention also discloses a kind of construction technologies of the dedicated cover agent of water permeable concrete above-mentioned, the specific process is as follows: first
Addition organic solvent cover agent is suitably opened it is dilute, then using airless sprayer to pervious concrete pavement carry out mechanically spraying,
Conserve a period of time.
The invention has the beneficial effects that:
(1) solid content of the dedicated cover agent of water permeable concrete of the invention reaches 60% or more, in uniform after stirring in a reservoir
Dispersity, no lump, it is ensured that sprayed uniformly in work progress, road surface colour consistency is good, and aesthetics is high；
(2) the dedicated cover agent of water permeable concrete of the invention by stirring ball-milling and controls particle diameter distribution, and fineness is nano-micro level,
Paint film is flat and smooth, can effectively improve adhesion, hydrolytic resistance, wear-resisting property etc., has bright in luster and persistently protects color, anti-purple
Outer aging durability is good, the good not fugitive color of wearability, in addition also has many advantages, such as that color is accurate, easy construction；
(3) cover agent of the invention is exclusively used in pervious concrete, and quality is stablized, and solid content is high, and it is common effectively to solve industry
Ultraviolet irradiation colour fading xanthochromia, rainwater impregnate fade fall off, it is not wear-resisting the problems such as be easy to fall off, engineering project can be obviously improved
Construction quality；
(4) using cover agent rapid draing can be made after special filler, curing time is reduced, is applied to substantially increase
Work efficiency rate.
Specific embodiment
Below in conjunction with detailed description of the invention by specific embodiments.
Embodiment 1
The dedicated cover agent of the water permeable concrete of the present embodiment, each component including following parts by weight: 20-50 parts of resin, pigment 10-
15 parts, 15-25 parts of filler, 3-8 parts of thickener, 1-3 parts of dispersing agent and 10-30 parts of solvent, solid content reaches 62%.
Wherein, resin is hydroxyl fluorocarbon resin, and pigment is inorganic pigment, is selected from iron oxide, carbon black, lead chromate yellow, chromium oxide
One of green and barba hispanica is a variety of, and color series is abundant, can select a variety of different colors according to actual needs, meet various
Scene demand.Thickener is selected from one of gelatin, sodium carboxymethylcellulose, molecular sieve, diatomite or polyvinyl alcohol or a variety of.
Solvent is water or organic solvent, and specifically, organic solvent is lipid organic solvent and/or arene organic solvent.
Filler in the present embodiment is wollastonite in powder.
In order to better implement the present invention, the preparation method of the cover agent includes the following steps:
S1, each component is weighed according to content above-mentioned, it is spare；
S2, resin is stirred with high speed dispersion agent, adds organic solvent, pigment and half filler, continue high-speed stirred
Obtain the first mixture；
S3, thickener, dispersing agent and solvent are continuously added into the first mixture, stir and the second mixture is made；
S4, semi-finished product are put into ball mill, and the other half filler is added, 3~5h of ball milling is packaged to be product.
Wherein, in step S2 and S3, the mixing speed of high speed dispersion agent is 3000-5000r/min.
Embodiment 2
The dedicated cover agent of the water permeable concrete of the present embodiment, each component including following parts by weight: 40 parts of resin, 12 parts of pigment,
25 parts of filler, 5 parts of thickener, 2 parts of dispersing agent and 20 parts of solvent, solid content reaches 65%.
Wherein, resin is hydroxyl fluorocarbon resin, and pigment is inorganic pigment, is selected from iron oxide, carbon black, lead chromate yellow, chromium oxide
One of green and barba hispanica is a variety of, and color series is abundant, can select a variety of different colors according to actual needs, meet various
Scene demand.Thickener is selected from one of gelatin, sodium carboxymethylcellulose, molecular sieve, diatomite or polyvinyl alcohol or a variety of.
Solvent is water or organic solvent, and specifically, organic solvent is lipid organic solvent and/or arene organic solvent.
Filler in the present embodiment is epidesmine modified, specific method of modifying are as follows: will be between 80~100 mesh
Epidesmine with 10% NH4Then digestion 12h at 80 DEG C of Cl solution is impregnated 3 days with HCl solution, is washed to no Cl-, 120
DEG C drying, according still further to solid and liquid weight ratio 1:5 in concentrated phosphoric acid (16.03mol/L) impregnate 7 days, 100 DEG C at dry, move to porcelain crucible
10min is heated in micro-wave oven (220V, 2450MHz) moderate heat, is washed with water, then dried at 120 DEG C, is modified after taking out cooling
Epidesmine.Drying time can be reduced by modified epidesmine, to reduce curing time.
Preparation method is same as above, and is not repeated in the present embodiment.
Embodiment 3
The dedicated cover agent of the water permeable concrete of the present embodiment, each component including following parts by weight: 50 parts of resin, 10 parts of pigment,
20 parts of filler, 8 parts of thickener, 1 part of dispersing agent and 30 parts of solvent, solid content reaches 62.8%.
Wherein, resin is hydroxyl fluorocarbon resin, and pigment is inorganic pigment, is selected from iron oxide, carbon black, lead chromate yellow, chromium oxide
One of green and barba hispanica is a variety of, and color series is abundant, can select a variety of different colors according to actual needs, meet various
Scene demand.Thickener is selected from one of gelatin, sodium carboxymethylcellulose, molecular sieve, diatomite or polyvinyl alcohol or a variety of.
Solvent is water or organic solvent, and specifically, organic solvent is lipid organic solvent and/or arene organic solvent.
Filler in the present embodiment is wollastonite in powder.
Preparation method is same as above, and is not repeated in the present embodiment.
Application examples 1
The application example is constructed using the cover agent of embodiment 1, the specific process is as follows: add first toluene, dimethylbenzene,
The organic solvents such as robber cement cover agent is suitably opened it is dilute, then using airless sprayer to pervious concrete pavement carry out mechanical spray
It applies, maintenance is dry to road surface, records drying time.
When construction, it is proposed that per kilogram cover agent construction area is controlled in 4~5 ㎡.But it should be noted that light color cover agent covering
Rate is slightly worse, should suitably reduce thinner ratio, and per kilogram cover agent spray area is slightly smaller.The preceding working procedure material on periphery is coped with when spraying
Material is protected, and the stickup of the materials such as adhesive tape, template can be used and block.To guarantee that proportion is unified when paint, overlap joint degree is consistent, prevents
Color difference phenomenon occurs.
Application examples 2
The application example is constructed using 2 cover agent of embodiment, the specific process is as follows: adding toluene, dimethylbenzene, rubber first
The organic solvents such as glue cover agent is suitably opened it is dilute, then using airless sprayer to pervious concrete pavement carry out mechanical spray
It applies, maintenance is dry to road surface, records drying time.
Application examples 3
The application example is constructed using 2 cover agent of embodiment, the specific process is as follows: adding toluene, dimethylbenzene, rubber first
The organic solvents such as glue cover agent is suitably opened it is dilute, then using airless sprayer to pervious concrete pavement carry out mechanical spray
It applies, maintenance is dry to road surface, records drying time.
Performance detection
| Detection project | 1 application examples 1 of embodiment | 2/ application examples 2 of embodiment | 3/ application examples 3 of embodiment |
| Solid content | 62% | 65% | 62.8% |
| Covering power (g/ ㎡) | 44 | 46 | 49 |
| Fineness (micron) | 23 | 15 | 18 |
| Drying time (surface drying) | 0.3h | 0.1h | 0.4h |
| Drying time (does solid work) | 6h | 2h | 8h |
| Paint film appearance | It is flat and smooth | It is flat and smooth | It is flat and smooth |
| Impact resistance (cm) | 48 | 52 | 50 |
| Glossiness (60 °) | 96 | 99 | 95 |
The performance test results of table 1 embodiment 1-3 and application examples 1-3
Therefore the solid content of the dedicated cover agent of water permeable concrete of the invention reaches 60% or more, after stirring in a reservoir
In homogeneously dispersed state, no lump, it is ensured that sprayed uniformly in work progress, road surface colour consistency is good, and aesthetics is high；Moreover,
The cover agent is by stirring ball-milling and controls particle diameter distribution, and fineness is nano-micro level, and paint film is flat and smooth, can effectively improve attachment
Property, hydrolytic resistance, wear-resisting property etc., have bright in luster and persistently protect that color, anti-ultraviolet ageing durability be good, wearability is not easy well
Fade, in addition also have many advantages, such as color accurately, easy construction.In addition, after the epidesmine of use modification is as filler, it can
Make cover agent rapid draing, surface drying time is down to 0.1h, does solid work the time and is down to 2h, reduce curing time, to greatly improve
Construction efficiency.
The basic principles, main features and advantages of the invention have been shown and described above.The technical staff of the industry should
Understand, the above embodiments do not limit the invention in any form, all obtained by the way of equivalent substitution or equivalent transformation
Technical solution is fallen within the scope of protection of the present invention.
Claims (10)
1. a kind of dedicated cover agent of water permeable concrete, which is characterized in that each component including following parts by weight: 20-50 parts of resin, pigment
10-15 parts, 15-25 parts of filler, 3-8 parts of thickener, 1-3 parts of dispersing agent and 10-30 parts of solvent, solid content is more than 60%.
2. the dedicated cover agent of a kind of water permeable concrete according to claim 1, which is characterized in that the resin is hydroxyl fluorine carbon tree
Rouge.
3. the dedicated cover agent of a kind of water permeable concrete according to claim 1, which is characterized in that the pigment is inorganic pigment,
Selected from one of iron oxide, carbon black, lead chromate yellow, chrome oxide green and barba hispanica or a variety of.
4. the dedicated cover agent of a kind of water permeable concrete according to claim 1, which is characterized in that the thickener be selected from gelatin,
One of sodium carboxymethylcellulose, molecular sieve, diatomite or polyvinyl alcohol are a variety of.
5. the dedicated cover agent of a kind of water permeable concrete according to claim 1, which is characterized in that the solvent is water or organic molten
Agent, the organic solvent are lipid organic solvent and/or arene organic solvent.
6. the dedicated cover agent of a kind of water permeable concrete according to claim 1, which is characterized in that the filler be wollastonite in powder or
Epidesmine modified.
7. the dedicated cover agent of a kind of water permeable concrete according to claim 1-6, which is characterized in that the filler is warp
Cross improved epidesmine, method of modifying are as follows: by the epidesmine between 80~100 mesh with 10% NH4It is soaked at 80 DEG C of Cl solution
12h is boiled, is then impregnated 3 days with HCl solution, is washed to no Cl-, 120 DEG C of drying, according still further to solid and liquid weight ratio 1:5 in concentrated phosphoric acid
(16.03mol/L) is dried at impregnating 7 days, 100 DEG C, is moved to porcelain crucible and is heated in micro-wave oven (220V, 2450MHz) moderate heat
10min is washed with water after taking out cooling, then dries at 120 DEG C, obtains modified red stilbite.
8. a kind of preparation method of such as dedicated cover agent of the described in any item water permeable concretes of claim 1-7, which is characterized in that including
Following steps:
S1, each component is weighed according to the content of claim 1, it is spare；
S2, resin is stirred with high speed dispersion agent, adds organic solvent, pigment and half filler, continued high-speed stirred and obtain
First mixture；
S3, thickener, dispersing agent and solvent are continuously added into the first mixture, stir and the second mixture is made；
S4, semi-finished product are put into ball mill, and the other half filler is added, 3 ~ 5h of ball milling is packaged to be product.
9. a kind of preparation method of the dedicated cover agent of water permeable concrete according to claim 1, which is characterized in that the step S2
In S3, the mixing speed of high speed dispersion agent is 3000-5000r/min.
10. such as a kind of described in any item construction technologies of the dedicated cover agent of water permeable concrete of claim 1-7, which is characterized in that tool
Body technology is as follows: addition organic solvent is suitably opened cover agent dilute first, then using airless sprayer to pervious concrete road pavement
Face carries out mechanically spraying, conserves a period of time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910358794.1A CN110128893A (en) | 2019-04-30 | 2019-04-30 | A kind of dedicated cover agent of water permeable concrete and preparation method thereof and construction technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910358794.1A CN110128893A (en) | 2019-04-30 | 2019-04-30 | A kind of dedicated cover agent of water permeable concrete and preparation method thereof and construction technology |
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| CN110128893A true CN110128893A (en) | 2019-08-16 |
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| CN201910358794.1A Pending CN110128893A (en) | 2019-04-30 | 2019-04-30 | A kind of dedicated cover agent of water permeable concrete and preparation method thereof and construction technology |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114702892A (en) * | 2022-04-18 | 2022-07-05 | 江苏佳境生态工程技术有限公司 | Special finishing agent for concrete permeable pavement and preparation method thereof |
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| CN105777802A (en) * | 2016-05-12 | 2016-07-20 | 山东和瑞东精细化学有限公司 | Refining method of tetrabutyl titanate |
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| CN114702892B (en) * | 2022-04-18 | 2022-12-27 | 江苏佳境生态工程技术有限公司 | Special finishing agent for concrete permeable pavement and preparation method thereof |
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