CN108275901A - A kind of surface strengthening material of cement concrete road surface and preparation method thereof - Google Patents
A kind of surface strengthening material of cement concrete road surface and preparation method thereof Download PDFInfo
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- CN108275901A CN108275901A CN201810103868.2A CN201810103868A CN108275901A CN 108275901 A CN108275901 A CN 108275901A CN 201810103868 A CN201810103868 A CN 201810103868A CN 108275901 A CN108275901 A CN 108275901A
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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
- C04B40/00—Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
- C04B40/0028—Aspects relating to the mixing step of the mortar preparation
- C04B40/0039—Premixtures of ingredients
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- Organic Chemistry (AREA)
- Road Paving Structures (AREA)
Abstract
The present invention relates to field of inorganic materials more particularly to a kind of surface strengthening materials and preparation method thereof of cement concrete road surface.The surface strengthening material of the cement concrete road surface of the present invention includes silica, lithium metasilicate, zirconium dioxide, dispersant, antifoaming agent and stabilizer.After the material of the cement concrete road surface coating present invention, freeze thawing resistance significant effect；The materials'use of the present invention is simple, it is only necessary to even application, it is i.e. absorbable in 1.5 hours, and without maintenance；The inorganic type cement concrete road surface surface strengthening material solidification effect that the present invention makes is good, and production process is pollution-free, suitable for large-scale promotion.
Description
Technical field
The present invention relates to field of inorganic materials more particularly to the surface strengthening materials and its system of a kind of cement concrete road surface
Preparation Method.
Background technology
Currently, the cement concretes such as cement concrete pavement, airfield runway, bridge floor, tunnel and port and pier engineering due to
Enduring the reciprocal alternate load such as vehicle for years, heavy-duty machinery to the fullest extent influences, and causes road surface, cement concrete constructions etc. light then
Crack, it is heavy then original function is made to disappear totally, the uneven cement pavement that especially jolts not only make driver suffer untold misery and
And there are great security risks.During actual concrete cement combination reaction, have a small amount of calcium hydroxide not into
Row reaction, can not form calcium silicate compound, intensity decline occur so as to cause cement road face, be easy what the influences such as crack used
Situation.
The case where being damaged for cement concrete pavement or cement concrete engineering, current technology are main using common
The materials such as concrete, bituminous concrete, polymer concrete are repaired.It is found by a large amount of engineering practices, this kind of material is not
It is that have the technological deficiency that can not be overcome to be exactly that there are costs excessively high, it is difficult to the problem of promoting the use of.Such as：Portland cement concrete
It is low that there are intensity, the problem of standby time length；Bituminous concrete needs the defect of special construction apparatus there are costly；Polymer
Although cement mortar adhesive property is preferable, not easy to crack, there are setting time poor controllabilities, easy to aging, at high price etc. for it
Disadvantage.It would therefore be highly desirable to a kind of existing excellent working performance and economical and practical new material be developed, to meet engineering urgent need.
Invention content
The object of the present invention is to provide surface strengthening materials of a kind of cement concrete road surface and preparation method thereof, to solve
Problem of the existing technology.
According to an aspect of the present invention, the surface strengthening material of cement concrete road surface provided by the invention, including：Two
Silica, lithium metasilicate, zirconium dioxide, dispersant, antifoaming agent and stabilizer.
Further, the surface strengthening material of the cement concrete road surface includes according to mass parts meter：Silica
0.5-2 parts of 3-6 parts, 82-92 parts of lithium metasilicate, 2-4 parts of zirconium dioxide, 2-3 parts of dispersant, 2-4 parts of antifoaming agent and stabilizer.
Further, the surface strengthening material of the cement concrete road surface includes according to mass parts meter：Silica
4-5 parts, 85-90 parts of lithium metasilicate, 2.5-3.5 parts of zirconium dioxide, 2.2-2.8 parts of dispersant, 2.5-3.5 parts of antifoaming agent and stabilizer
0.8-1.5 parts.
Further, the surface strengthening material of the cement concrete road surface includes according to mass parts meter：Silica
1 part of 4.5 parts, 88 parts of lithium metasilicate, 3 parts of zirconium dioxide, 2.5 parts of dispersant, 3 parts of antifoaming agent and stabilizer.
Further, the dispersant is any in Bi Ke BYK-154, BYK-101, BYK-167, BYK-1000.
Further, the antifoaming agent is any in Bi Ke BYK-055, BYK-065, BYK-057.
Further, the stabilizer is selected from Nano composite material of montmorillonite or emulsion polymerization stabilizer.
According to an aspect of the present invention, the surface strengthening material of the cement concrete road surface provided by the invention
Preparation method, including step：(1) silica is dissolved in antifoaming agent so that solution is uniform；(2) addition zirconium dioxide, second
Secondary addition antifoaming agent；(3) lithium metasilicate is added, heating rises to 95-105 DEG C and stops heating, cooling；(4) titanium dioxide is added second
Zirconium is cooled to 60-70 DEG C；(5) lithium metasilicate is added second, dispersant and stabilizer is added in heat temperature raising so that solution cools down
To room temperature.
Further, cooled down by the way of stirring.
Compared with prior art, the present invention haing the following advantages：
1. after the material of the cement concrete road surface coating present invention, abrasion durability test is shown, the accumulative abrasion of 30 circles
Value reduces 56%, and concrete surface depth is penetrated into after material brushing>12 millimeters, relative dynamic elastic modulus increases by 12.5%, unit plane
Product scaling amount reduces 66.8%, freeze thawing resistance significant effect；
2. the materials'use of the present invention is simple, it is only necessary to even application, it is i.e. absorbable in 1.5 hours, without maintenance；
3. the inorganic type cement concrete road surface surface strengthening material solidification effect that the present invention makes is good, production process is without dirt
Dye, it is suitable for large-scale promotion.
Above description is only the general introduction of technical solution of the present invention, in order to better understand the technical means of the present invention,
And can be implemented in accordance with the contents of the specification, and in order to allow above and other objects of the present invention, feature and advantage can
It is clearer and more comprehensible, below the special specific implementation mode for lifting the present invention.
Specific implementation mode
Technical scheme of the present invention is clearly and completely described below in conjunction with embodiment, it is clear that described reality
It is a part of the embodiment of the present invention to apply example, instead of all the embodiments.Based on the embodiments of the present invention, the common skill in this field
The every other embodiment that art personnel are obtained without making creative work belongs to the model that the present invention protects
It encloses.
The surface strengthening material of the cement concrete road surface of the present invention includes silica, lithium metasilicate, zirconium dioxide, dispersion
Agent, antifoaming agent and stabilizer；The dispersant is any in Bi Ke BYK-154, BYK-101, BYK-167, BYK-1000；Institute
It is any in Bi Ke BYK-055, BYK-065, BYK-057 to state antifoaming agent；The stabilizer is selected from montmorillonite-based nano composite wood
Material or emulsion polymerization stabilizer.
The following detailed description of the mechanism of action of each substance used in the present invention once.
It is to play primary intensity in cement concrete since the intensity of cement is mainly to be determined by calcium silicate compound
Substance, the materials such as silica of the invention, lithium metasilicate, zirconium dioxide are reacted with inside concrete calcium hydroxide,
New calcium silicate article is formed in gap, fills poroid region, can prevent the generation in crack, and concrete sealed-for-life is consolidated
Change, strengthens the intensity of cement concrete road surface.
Cement concrete strength, hardness, freeze-thaw resistance, compactness, wearability, impermeabilisation and anti-aging can be improved in the present invention
The overall performances such as ability extend concrete service life, avoid the aging of cement concrete road surface, have very strong coagulating cement
Soil surface repair.
The preparation method of the surface strengthening material of the cement concrete road surface of the present invention includes step：(1) by silica
It dissolves in antifoaming agent so that solution is uniform；(2) zirconium dioxide, second of addition antifoaming agent is added；(3) lithium metasilicate is added, adds
Heat rises to 95-105 DEG C and stops heating, cooling；(4) zirconium dioxide is added second, is cooled to 60-70 DEG C；(5) add for second
Enter lithium metasilicate, dispersant and stabilizer is added so that solution is cooled to room temperature in heat temperature raising.
Stirring keeps solution uniform in 5-10 minutes in step (1)；
The dissolving fever of antifoaming agent described in step (2) makes solution temperature be 60-70 DEG C；
Lithium metasilicate solution is added in step (3), stirs 15-20min, heating makes solution temperature be raised to 95-105 DEG C, continuously
Stirring makes solution temperature be down to 92-95 DEG C；
Lithium metasilicate solution is added in step (5), stirs 15-20min, heating makes solution temperature be raised to 100 DEG C, addition point
Powder and stabilizer stir 30min, and continuously stirring makes solution temperature be down to 60 DEG C, is cooled to room temperature to obtain finished product.
The present invention is illustrated below by specific embodiment, it will be apparent to a skilled person that this should not be by
It is interpreted as the limitation to scope of the invention as claimed.(number is mass parts)
Dispersant Bi Ke BYK154 are the ammonium salt solution of acrylate copolymer；BYK-101 be the polynary amine amide of long-chain and
The solution of the salt of polarity acid ester；The chemical composition of BYK-167：High molecular weight block copolymer with pigment affinity groups is molten
Liquid；Solvent：Propylene glycol methyl ether acetate/butyl acetate；BYK-1000 is biodegradable polymer, is based on renewable former material
Material.The additive performance is similar to wax, and the extinction effect and sense of touch (soft effect) of system can be improved, and is improving the same of surface property
When, still keep the higher transparency.BYK-1000 can be used for aqueous, solvent-free, radiation curing and solvent-based system.
The chemical composition of antifoaming agent BYK-055：Brokenly bubble polymer solution is free of organosilicon, solvent：Alkylbenzene/propylene glycol
Methyl ether acetate；BYK-065 is polysiloxanes；BYK-057 is the brokenly bubble polymer solution without organosilicon.
The raw material that the embodiment of the present invention uses is as follows：
Embodiment 1
The surface strengthening material of cement concrete road surface include 4.5 parts of silica, 88 parts of lithium metasilicate, 3 parts of zirconium dioxide,
1 part of 2.5 parts of dispersant, 3 parts of antifoaming agent and stabilizer；
Preparation method is as follows：
(1) antifoaming agent, zirconium dioxide, lithium metasilicate are weighed, and is divided into two equal portions；(2) silica is dissolved in into antifoaming agent, stirred
Mixing 5min keeps solution uniform；(3) it is subsequently added into zirconium dioxide and antifoaming agent, the antifoaming agent dissolving fever makes solution temperature be 60
℃；(4) lithium metasilicate solution is added, stirs 15min, heating makes solution temperature be raised to 100 DEG C, and continuously stirring makes solution temperature be down to
92 DEG C, stops heating, be further continued for stirring；(5) zirconium dioxide is added after solution is uniform, when stirring is cooled to 60 DEG C；(6) add again
Entering lithium metasilicate solution, stirs 15min, heating makes solution temperature be raised to 100 DEG C, and dispersant and stabilizer is added, and stirs 30min,
Continuously stirring makes solution temperature be down to 60 DEG C, is cooled to room temperature to obtain finished product.
Embodiment 2
The surface strengthening material of cement concrete road surface includes 3 parts of silica, 92 parts of lithium metasilicate, zirconium dioxide 2 part, point
2 parts of 3 parts of powder, 2 parts of antifoaming agent and stabilizer；
Preparation method is as follows：
(1) antifoaming agent, zirconium dioxide, lithium metasilicate are weighed, and is divided into two equal portions；(2) silica is dissolved in into antifoaming agent, stirred
Mixing 8min keeps solution uniform；(3) it is subsequently added into zirconium dioxide and antifoaming agent, the antifoaming agent dissolving fever makes solution temperature be 65
℃；(4) lithium metasilicate solution is added, stirs 17min, heating makes solution temperature be raised to 100 DEG C, and continuously stirring makes solution temperature be down to
94 DEG C, stops heating, be further continued for stirring；(5) zirconium dioxide is added after solution is uniform, when stirring is cooled to 65 DEG C；(6) add again
Entering lithium metasilicate solution, stirs 17min, heating makes solution temperature be raised to 100 DEG C, and dispersant and stabilizer is added, and stirs 30min,
Continuously stirring makes solution temperature be down to 60 DEG C, is cooled to room temperature to obtain finished product.
Embodiment 3
The surface strengthening material of cement concrete road surface includes 6 parts of silica, 82 parts of lithium metasilicate, zirconium dioxide 4 part, point
0.5 part of 2 parts of powder, 4 parts of antifoaming agent and stabilizer；
Preparation method is as follows：
(1) antifoaming agent, zirconium dioxide, lithium metasilicate are weighed, and is divided into two equal portions；(2) silica is dissolved in into antifoaming agent, stirred
Mixing 10min keeps solution uniform；(3) zirconium dioxide and antifoaming agent are subsequently added into, the antifoaming agent dissolving fever makes the solution temperature be
70℃；(4) lithium metasilicate solution is added, stirs 20min, heating makes solution temperature be raised to 100 DEG C, and continuously stirring makes solution temperature drop
To 95 DEG C, stops heating, be further continued for stirring；(5) zirconium dioxide is added after solution is uniform, when stirring is cooled to 70 DEG C；(6) again
Lithium metasilicate solution is added, stirs 20min, heating makes solution temperature be raised to 100 DEG C, and dispersant and stabilizer, stirring is added
30min, continuously stirring makes solution temperature be down to 60 DEG C, is cooled to room temperature to obtain finished product.
Embodiment 4
The surface strengthening material of cement concrete road surface include 4 parts of silica, 90 parts of lithium metasilicate, 2.5 parts of zirconium dioxide,
1.5 parts of 2.8 parts of dispersant, 2.5 parts of antifoaming agent and stabilizer；
The preparation method is the same as that of Example 1
Embodiment 5
The surface strengthening material of cement concrete road surface include 5 parts of silica, 85 parts of lithium metasilicate, 3.5 parts of zirconium dioxide,
0.8 part of 2.2 parts of dispersant, 3.5 parts of antifoaming agent and stabilizer；
Preparation method is the same as embodiment 2
Embodiment 6
The surface strengthening material of cement concrete road surface includes 3.5 parts of silica, 91 parts of lithium metasilicate, zirconium dioxide 2.3
1.8 parts of part, 2.9 parts of dispersant, 2.3 parts of antifoaming agent and stabilizer；
Preparation method is the same as embodiment 3
Embodiment 7
The surface strengthening material of cement concrete road surface includes 5.5 parts of silica, 83 parts of lithium metasilicate, zirconium dioxide 3.8
0.7 part of part, 2.1 parts of dispersant, 3.7 parts of antifoaming agent and stabilizer；
The preparation method is the same as that of Example 1
Comparative example
In cement concrete road surface surface strengthening material not using the present invention
Foundation of the present invention《Standard for test methods of longterm performance and durability of ordinary concrete standard》(GBJ82-85)、《Highway
Engineered cementitious and cement concrete testing regulations》(JTG E30-2005)、《Highway subgrade road surface on-the-spot test regulation》(JTG
E60-2008)、《Military airfield cement concrete road surface design specification》(GJB1278-2008) and《Hydro concrete experiment rule
Journey》(DL/T5151-2001) related specifications such as.Have chosen the Surface Anti-slide, Frost Resistance energy, abrasion performance of concrete
It can be used as test index, test surface of the airport pavement concrete test specimen surface layer after the surface consolidation material of the spraying present invention
Performance.
Relative dynamic elastic modulus indicates freeze-thaw resistance, by being measured after freeze thawing 28 times；Scaling amount indicates freeze-thaw resistance, passes through jelly
It is measured after melting 28 times；30 circle wearing valves indicate intensity and density measurement with 15 circle wearing valves.
The abrasion durability test result of 1 surface strengthening material using the present invention of table
By experiment it is found that indicating the relative dynamic elastic modulus of freeze-thaw resistance, by being measured after freeze thawing 28 times, increase by 12.5%
More than；The same scaling amount for indicating freeze-thaw resistance reduces 66.8% or more by being measured after freeze thawing 28 times；Indicate intensity and close
The 30 circle wearing valves that solidity measures reduce 32% or more, and 15 circle wearing valves reduce 45% or more.
Finally it should be noted that：The above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Present invention has been described in detail with reference to the aforementioned embodiments for pipe, it will be understood by those of ordinary skill in the art that：Its according to
So can with technical scheme described in the above embodiments is modified, either to which part or all technical features into
Row equivalent replacement；And these modifications or replacements, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (9)
1. a kind of surface strengthening material of cement concrete road surface, which is characterized in that including silica, lithium metasilicate, titanium dioxide
Zirconium, dispersant, antifoaming agent and stabilizer.
2. the surface strengthening material of cement concrete road surface according to claim 1, which is characterized in that according to mass parts meter
Including：3-6 parts of silica, 82-92 parts of lithium metasilicate, 2-4 parts of zirconium dioxide, 2-3 parts of dispersant, 2-4 parts of antifoaming agent and stabilization
0.5-2 parts of agent.
3. the surface strengthening material of cement concrete road surface according to claim 2, which is characterized in that according to mass parts meter
Including：4-5 parts of silica, 85-90 parts of lithium metasilicate, 2.5-3.5 parts of zirconium dioxide, 2.2-2.8 parts of dispersant, antifoaming agent 2.5-
3.5 parts and 0.8-1.5 parts of stabilizer.
4. the surface strengthening material of cement concrete road surface according to claim 3, which is characterized in that according to mass parts meter
Including：1 part of 4.5 parts of silica, 88 parts of lithium metasilicate, 3 parts of zirconium dioxide, 2.5 parts of dispersant, 3 parts of antifoaming agent and stabilizer.
5. the surface strengthening material of cement concrete road surface according to claim 4, which is characterized in that the dispersant choosing
It is any from Bi Ke BYK-154, BYK-101, BYK-167, BYK-1000.
6. the surface strengthening material of cement concrete road surface according to claim 4, which is characterized in that the antifoaming agent choosing
It is any from Bi Ke BYK-055, BYK-065, BYK-057.
7. the surface strengthening material of cement concrete road surface according to claim 4, which is characterized in that the stabilizer choosing
From Nano composite material of montmorillonite or emulsion polymerization stabilizer.
8. a kind of preparation method of such as surface strengthening material of claim 1-7 any one of them cement concrete road surfaces,
It is characterized in that, including step：
(1) silica is dissolved in antifoaming agent so that solution is uniform；
(2) zirconium dioxide, second of addition antifoaming agent is added；
(3) lithium metasilicate is added, heating rises to 95-105 DEG C and stops heating, cooling；
(4) zirconium dioxide is added second, is cooled to 60-70 DEG C；
(5) lithium metasilicate is added second, dispersant and stabilizer is added so that solution is cooled to room temperature in heat temperature raising.
9. the preparation method of the surface strengthening material of cement concrete road surface according to claim 8, which is characterized in that adopt
Cooled down with the mode of stirring.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110937922A (en) * | 2019-12-05 | 2020-03-31 | 长安大学 | Anti-skid surface treatment method for limestone asphalt pavement |
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