CN109665783A - A kind of permeable concrete floor material and preparation method thereof - Google Patents
A kind of permeable concrete floor material and preparation method thereof Download PDFInfo
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- CN109665783A CN109665783A CN201910169819.3A CN201910169819A CN109665783A CN 109665783 A CN109665783 A CN 109665783A CN 201910169819 A CN201910169819 A CN 201910169819A CN 109665783 A CN109665783 A CN 109665783A
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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
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00241—Physical properties of the materials not provided for elsewhere in C04B2111/00
- C04B2111/00284—Materials permeable to liquids
-
- 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
- C04B2111/40—Porous or lightweight materials
-
- 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
- C04B2111/60—Flooring materials
-
- 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
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/50—Mortars, concrete or artificial stone characterised by specific physical values for the mechanical strength
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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)
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Road Paving Structures (AREA)
Abstract
The invention discloses a kind of permeable concrete floor materials and preparation method thereof, according to parts by weight, the permeable concrete floor material includes the following raw material: gel enhancing agent 8-12 parts by weight, rubble 1600-1700 parts by weight, cement 250-350 parts by weight, emulsion reaction agent 3-5 parts by weight and water 120-140 parts by weight.Permeable concrete floor material of the invention also has high bearing capacity while water penetration with higher, hole with 15%-25%, permeable speed 31-52 liter/m/h, concrete of the invention is by being added special gel enhancing agent, the bearing capacity with higher of concrete made from prepared by the method gel enhancing agent and water penetration, higher than the bearing capacity and water penetration of existing pervious concrete.
Description
Technical field
The invention belongs to technical field of concrete, and in particular to a kind of permeable concrete floor material and its preparation side
Method.
Background technique
Concrete is a kind of material of large-scale use in building, refers to and aggregate is glued to integral work by cementitious material
The general designation of journey composite material, the concrete usually said, which refers to, uses cement as cementitious material, and sand, masonry are aggregate, (can be contained with water
Additive and admixture) cooperate by a certain percentage, it is agitated obtained by cement concrete, concrete have abundant raw material, price
It is cheap, the characteristics of simple production process, thus keep its dosage increasing, while concrete also has that compression strength is high, it is durable
The features such as property is good, and strength grade range is wide.
With people increasing using needs, the type of concrete is also more and more, and permeable concrete is increased by gel
A kind of porous light concrete made of strong agent, aggregate, cement and water stirring, it is free of fine aggregate, is coated by coarse aggregate surface
A thin layer cement slurry mutually bonds and forms the equally distributed honeycomb structure in hole, therefore has ventilative, permeable and light-weight
Feature, as carrying capacity of environment reduction type concrete, the research and development of permeable concrete are increasingly taken seriously.
The permeability rate of existing pervious concrete is low, and whole structural strength is low, is easy to happen fracture, and freezing tolerance is poor,
It is easily broken off under conditions of temperature is low.
For these reasons, the present invention is specifically proposed.
Summary of the invention
In order to solve problem above of the existing technology, the present invention provides a kind of permeable concrete floor material and
Preparation method, permeable concrete floor material of the invention have high water penetration, and intensity is high, and bearing capacity is high, do not allow
It is easily broken, freeze-thaw resistance, durability and thermal diffusivity with higher.
To achieve the goals above, the present invention adopts the following technical scheme:
A kind of permeable concrete floor material, according to parts by weight, the permeable concrete floor material includes such as
Lower raw material: gel enhancing agent 8-12 parts by weight, rubble 1600-1700 parts by weight, cement 250-350 parts by weight, emulsion reaction agent
3-5 parts by weight and water 120-140 parts by weight.
Further, according to parts by weight, the permeable concrete floor material includes the following raw material: gel enhancing agent
10 parts by weight, 1650 parts by weight of rubble, 130 parts by weight of 300 parts by weight of cement, 4 parts by weight of emulsion reaction agent and water.
Further, according to parts by weight, the gel enhancing agent is mixed by the following raw material: polyvinyl alcohol 3-5 weight
Measure part, latex powder 3-5 parts by weight, wood fibre 2-3 parts by weight, brightener 1.4-1.8 parts by weight, water-reducing agent 1.3-1.9 weight
Part, cement 10-30 parts by weight and silica 35-45 parts by weight.
Further, according to parts by weight, the gel enhancing agent includes the following raw material: 4 parts by weight of polyvinyl alcohol, latex
4 parts by weight of powder, 2.4 parts by weight of wood fibre, 1.6 parts by weight of brightener, 1.6 parts by weight of water-reducing agent, 24 parts by weight of cement and two
40 parts by weight of silica.
Cement of the invention uses P.O42.5, and quality meets the rule of GBl75 " portland cement, ordinary portland cement "
It is fixed, and should be high activity low alkali cement, alkali content is less than or equal to 0.6%.
The preferred drinking water of water of the invention, when using other water sources, it is " mixed that water quality should meet national current standard JGJ63
Solidifying soil mixing water standard " regulation.
Gel enhancing agent of the invention is prepared using special raw material, prepared by the method gel enhancing agent system
The concrete bearing capacity with higher and water penetration obtained, higher than the bearing capacity and water penetration of existing pervious concrete.
Heretofore described brightener manufacturer is some industrial chemicals Co., Ltds in Hebei, water-reducing agent manufacturer
For Hebei Xinzhou Chemical Co., Ltd..
Further, the emulsion reaction agent AB glue.
Emulsion reaction agent of the invention has the advanced pervious concrete road glue special of AB two-part reaction-curable, by force
Tough bonding, high glaze, has wetting effect without changing primary colours at high transparency to colored aggregate, can effectively avoid conventional binders hard
Crisp weakness, when being used for permeable concrete ground, the performance for having good UV resistant, bonding force strong is heretofore described
The manufacturer of AB glue is Hebei Xinzhou Chemical Co., Ltd..
Further, the partial size of rubble is 10-30mm, apparent density > 2500kg/m3, tight to fill bulk density 1300-
1400kg/m3, voidage < 47%.
Further, the crush index < 15% of rubble, flat-elongated particles content < 15%, clay content < 1%.
Rubble of the invention carries out preparing concrete using above-mentioned indices, is because of pervious concrete requirement hole
Uniformly, continuously, when hole ratio is constant, hole is the smaller the better, therefore takes 10-30mm, gill shape few, the stone of continuous grading.
A kind of preparation method of the permeable concrete floor material, the method include the following steps:
(1) it is weighed according to the weight of each raw material spare；
(2) spare gel enhancing agent, rubble, cement and emulsion reaction agent are stirred, are tentatively mixed；
(3) it then adds water to, is stirred and uniformly obtains the permeable concrete floor material.
Further, mixing time is 25-35s in step (2).
Further, water is uniformly divided into 2-3 times and being added in step (3), is stirred 1.5-2min after being added every time.
The invention also discloses the methods that the permeable concrete floor material is prepared into terrace.
Terrace the preparation method is as follows: the permeable concrete floor material prepared is paved, be poured, is shaped to ground
Level ground, then carries out oxygen shield, and cutting sprays cover agent, as terrace.
Pervious concrete belongs to stemness concrete, and initial set is fast, and paving to share equally concrete in time and be layered on working face
On, logical floating rule finds flatness accurately and controls certain flashing degree, and then plate vibrator is directed to, and island should not use high-frequency vibration in fact
Device is finally polished with floor trowelling machine, until uniform ground.
It since the special nature of permeable concrete is much bigger compared with normal concrete porosity, and is continuous hole,
Therefore it needs to conserve it using suitable method after pervious concrete pouring molding, avoids mixing and stirring moisture evaporation loss,
It prevents high temperature from generating crack, guarantees the normal development of pervious concrete intensity.Terrace prepared by the present invention needs to protect using film
Wet-cured method come solve the problems, such as pervious concrete conserve.Concrete operation method: molding terminates, through examining absolute altitude, smooth
After degree reaches requirement, plastic covering membrane curing immediately, to keep moisture, curing time is generally 3-7 days, concrete condition view
Depending on weather.
The method that terrace molding of the invention is combined using vibration, pressure:
The molding of permeable concrete floor material is carried out using the method that vibration, pressure combine, vibration can make test piece lower part
Permeable concrete floor material is sufficiently closely knit, at the same its surface apply pressure can make thereon, lower part aggregate grain spacing
It further decreases, contact point is accordingly increased, and is engaged permeable concrete floor material aggregate sufficiently, forms uniform porous knot
Structure has fully ensured that the raising of intensity.Meanwhile this even porous structure has good pore communication, it is ensured that coagulation
The water permeability of soil.
In addition, the permeable concrete floor material forming method combined using vibration, pressure, can effectively be overcome simple
Using vibrating or suppress caused by a kind of forming method that upper and lower level permeable concrete floor material compactness difference is big to ask
Topic, at the same time it can also guarantee the water permeability of permeable concrete floor material under the premise of improving intensity.
It is had the advantage that using terrace prepared by permeable concrete floor material of the present invention
1, high water-permeability: permeable concrete terrace possesses the hole of 15%-25%, and permeable speed can be made to reach 31-
The velocity of discharge of 52 liters/m/h, significantly larger than rainfall under draining configuration.
2, high-bearing capacity: the bearing capacity of permeable concrete terrace is fully able to reach the carrying mark of C20-C25 concrete
Standard, higher than the bearing capacity of general water-permeable brick.
3, good decorative effect: permeable concrete terrace possesses color optimization mix proportion scheme, being capable of matching design teacher
Distinctive creation realizes decorated style required by varying environment and individual character.
4, ease for maintenance: the pore plugging problem that permeable concrete terrace does not have to concern, distinctive permeable pavement system
System make its only need to can be easy by way of high-pressure washing solution.
5, freeze-thaw resistance: permeable concrete terrace possesses stronger freezing-thawing resistance than general concrete road surface, will not
Face fracture is influenced because its structure itself has biggish hole by freeze thawing.
6, durability: the durable wear-resistant performance of permeable concrete terrace is better than pitch prill, in turn avoids general water-permeable brick and deposits
Service life it is short, it is uneconomical the disadvantages of.
7, high-cooling property: density of permeable concrete floor material itself lower (gap of 15-25%) reduces heat
The ability of storage, unique pore structure make lower subsurface temperature be passed to ground to reduce the temperature of entire paving ground
Degree, the ground that these features cover permeable concrete in terms of absorbing heat with heat storage function close to natural vegetation.
Compared with prior art, beneficial effects of the present invention are as follows:
(1) permeable concrete floor material of the invention also has high carrying while water penetration with higher
Power, the hole with 15%-25%, permeable speed 31-52 liter/m/h, concrete of the invention is by being added special coagulate
Glue reinforcing agent, concrete bearing capacity with higher and water penetration made from prepared by the method gel enhancing agent, is higher than
The bearing capacity and water penetration of existing pervious concrete；
(2) concrete of the invention also has freeze-thaw resistance, because its structure itself has biggish gap, not by freeze thawing shadow
It rings, preferable durability after terrace is made, reduces the ability of thermmal storage, solely since concrete density of the invention is low
Special pore structure makes lower subsurface temperature be passed to ground to reduce the temperature of entire paving ground, these features make
The ground that aqueous concrete is covered in terms of absorbing heat with heat storage function close to natural vegetation；
(3) preparation method of permeable concrete floor material of the invention is simple, is added in blender stirs together, and one
Secondary feed intake can uniformly be wrapped in aggregate surface, effectively improve its intensity and its water penetration.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, technical solution of the present invention will be carried out below
Detailed description.Obviously, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, those of ordinary skill in the art are obtained all without making creative work
Other embodiment belongs to the range that the present invention is protected.
Embodiment 1
The permeable concrete floor material of the present embodiment contains the raw material of following weight, gel enhancing in every cubic metre
Agent 8kg, rubble 1600kg, cement 250kg, AB glue 3kg and water 120kg.
Wherein, gel enhancing agent is mixed by the following raw material: polyvinyl alcohol 3kg, latex powder 3kg, wood fibre
2kg, brightener 1.4kg, water-reducing agent 1.3kg, cement 10kg and silica 35kg；8kg gel enhancing agent is weighed to be prepared
Permeable concrete floor material.
The partial size of rubble is 10-30mm, apparent density > 2500kg/m3, tight to fill bulk density 1300-1400kg/m3, empty
Gap rate < 47%, the crush index < 15% of rubble, flat-elongated particles content < 15%, clay content < 1%.
The preparation method of permeable concrete floor material, includes the following steps: described in the present embodiment
(1) it is weighed according to the weight of each raw material spare；
(2) spare gel enhancing agent, rubble, cement and emulsion reaction agent are stirred 25s, are tentatively mixed；
(3) level is then divided into 2 additions, is stirred 2min after being added every time, it is mixed to obtain the water penetration
Solidifying soil terrace material.
Embodiment 2
The permeable concrete floor material of the present embodiment contains the raw material of following weight, gel enhancing in every cubic metre
Agent 10kg, rubble 1650kg, cement 300kg, AB glue 4kg and water 130kg.
Wherein, gel enhancing agent is mixed by the following raw material: polyvinyl alcohol 4kg, latex powder 4kg, wood fibre
2.4kg, brightener 1.6kg, water-reducing agent 1.6kg, cement 24kg and silica 40kg；Weigh 10kg gel enhancing agent system
Standby permeable concrete floor material.
The partial size of rubble is 10-30mm, apparent density > 2500kg/m3, tight to fill bulk density 1300-1400kg/m3, empty
Gap rate < 47%, the crush index < 15% of rubble, flat-elongated particles content < 15%, clay content < 1%.
The preparation method of permeable concrete floor material, includes the following steps: described in the present embodiment
(1) it is weighed according to the weight of each raw material spare；
(2) spare gel enhancing agent, rubble, cement and emulsion reaction agent are stirred 30s, are tentatively mixed；
(3) level is then divided into 3 additions, is stirred 1.5min after being added every time, obtain the water penetration
Concrete ground terrace material.
Embodiment 3
The permeable concrete floor material of the present embodiment contains the raw material of following weight, gel enhancing in every cubic metre
Agent 12kg, rubble 1700kg, cement 350kg, AB glue 5kg and water 140kg.
Wherein, gel enhancing agent is mixed by the following raw material: polyvinyl alcohol 5kg, latex powder 5kg, wood fibre
3kg, brightener 1.8kg, water-reducing agent 1.9kg, cement 30kg and silica 45kg；12kg gel enhancing agent is weighed to be prepared
Permeable concrete floor material.
The partial size of rubble is 10-30mm, apparent density > 2500kg/m3, tight to fill bulk density 1300-1400kg/m3, empty
Gap rate < 47%, the crush index < 15% of rubble, flat-elongated particles content < 15%, clay content < 1%.
The preparation method of permeable concrete floor material, includes the following steps: described in the present embodiment
(1) it is weighed according to the weight of each raw material spare；
(2) spare gel enhancing agent, rubble, cement and emulsion reaction agent are stirred 28s, are tentatively mixed；
(3) level is then divided into 3 additions, is stirred 1.8min after being added every time, obtain the water penetration
Concrete ground terrace material.
Comparative example 1
The raw material and preparation method and embodiment 2 of the permeable concrete floor material of this comparative example are all the same, difference
It is in gel enhancing agent being replaced with commercially available raw material, manufacturer is Shanghai Ya Rui Industrial Co., Ltd..
Test example 1
Embodiment 1-3 and comparative example 1 the permeable concrete floor material prepared are poured using identical method respectively
At terrace, following performance evaluation is carried out, the results are shown in Table 1.
Table 1
As can be seen from the above table, permeable concrete prepared by the present invention porosity with higher, coefficient of permeability, carrying
Power and compression strength.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.
Claims (10)
1. a kind of permeable concrete floor material, which is characterized in that according to parts by weight, the permeable concrete terrace material
Material includes the following raw material: gel enhancing agent 8-12 parts by weight, rubble 1600-1700 parts by weight, cement 250-350 parts by weight, cream
Change reactant 3-5 parts by weight and water 120-140 parts by weight.
2. permeable concrete floor material according to claim 1, which is characterized in that according to parts by weight, described is saturating
Aqueous concrete ground terrace material includes the following raw material: 10 parts by weight of gel enhancing agent, 1650 parts by weight of rubble, 300 weight of cement
Part, 130 parts by weight of 4 parts by weight of emulsion reaction agent and water.
3. permeable concrete floor material according to claim 1 or 2, which is characterized in that described according to parts by weight
Gel enhancing agent is mixed by the following raw material: polyvinyl alcohol 3-5 parts by weight, latex powder 3-5 parts by weight, wood fibre 2-3 weight
Measure part, brightener 1.4-1.8 parts by weight, water-reducing agent 1.3-1.9 parts by weight, cement 10-30 parts by weight and silica 35-45 weight
Measure part.
4. permeable concrete floor material according to claim 3, which is characterized in that according to parts by weight, described is solidifying
Glue reinforcing agent includes the following raw material: 4 parts by weight of polyvinyl alcohol, 4 parts by weight of latex powder, 2.4 parts by weight of wood fibre, brightener
1.6 parts by weight, 40 parts by weight of 1.6 parts by weight of water-reducing agent, 24 parts by weight of cement and silica.
5. permeable concrete floor material according to any one of claims 1-4, which is characterized in that the emulsification
Reactant is AB glue.
6. permeable concrete floor material according to any one of claims 1-4, which is characterized in that the partial size of rubble
For 10-30mm, apparent density > 2500kg/m3, tight to fill bulk density 1300-1400kg/m3, voidage < 47%.
7. permeable concrete floor material according to claim 6, which is characterized in that the crush index < of rubble
15%, flat-elongated particles content < 15%, clay content < 1%.
8. a kind of preparation method of permeable concrete floor material described in claim 1-7 any one, which is characterized in that
The method includes the following steps:
(1) it is weighed according to the weight of each raw material spare；
(2) spare gel enhancing agent, rubble, cement and emulsion reaction agent are stirred, are tentatively mixed；
(3) it then adds water to, is stirred and uniformly obtains the permeable concrete floor material.
9. the preparation method of permeable concrete floor material according to claim 8, which is characterized in that in step (2)
Mixing time is 25-35s.
10. the preparation method of permeable concrete floor material according to claim 8, which is characterized in that in step (3)
Water, which is uniformly divided into 2-3 times, to be added, and is stirred 1.5-2min after being added every time.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910169819.3A CN109665783A (en) | 2019-03-06 | 2019-03-06 | A kind of permeable concrete floor material and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910169819.3A CN109665783A (en) | 2019-03-06 | 2019-03-06 | A kind of permeable concrete floor material and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113896471A (en) * | 2021-09-27 | 2022-01-07 | 江苏鸿宇天盛新材料科技有限公司 | Concrete with long service life and preparation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04362054A (en) * | 1991-06-07 | 1992-12-15 | Nkk Corp | Cement paving composition having high water permeability |
| CN106348691A (en) * | 2016-08-26 | 2017-01-25 | 盼石（上海）新材料科技股份有限公司 | Long-life permeable concrete and production method thereof |
| CN205907567U (en) * | 2016-08-21 | 2017-01-25 | 青岛博威特建材有限公司 | Ancient ways terrace |
| CN106587833A (en) * | 2016-12-13 | 2017-04-26 | 河池永固混凝土有限责任公司 | Pervious concrete |
-
2019
- 2019-03-06 CN CN201910169819.3A patent/CN109665783A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04362054A (en) * | 1991-06-07 | 1992-12-15 | Nkk Corp | Cement paving composition having high water permeability |
| CN205907567U (en) * | 2016-08-21 | 2017-01-25 | 青岛博威特建材有限公司 | Ancient ways terrace |
| CN106348691A (en) * | 2016-08-26 | 2017-01-25 | 盼石（上海）新材料科技股份有限公司 | Long-life permeable concrete and production method thereof |
| CN106587833A (en) * | 2016-12-13 | 2017-04-26 | 河池永固混凝土有限责任公司 | Pervious concrete |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113896471A (en) * | 2021-09-27 | 2022-01-07 | 江苏鸿宇天盛新材料科技有限公司 | Concrete with long service life and preparation method thereof |
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Application publication date: 20190423 |