CN106186927B - A kind of environment friendly pervious property concrete - Google Patents

A kind of environment friendly pervious property concrete Download PDF

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Publication number
CN106186927B
CN106186927B CN201610534376.XA CN201610534376A CN106186927B CN 106186927 B CN106186927 B CN 106186927B CN 201610534376 A CN201610534376 A CN 201610534376A CN 106186927 B CN106186927 B CN 106186927B
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parts
concrete
water
environment friendly
friendly pervious
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CN106186927A (en
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符先铭
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Nanjing Yangzi concrete products Co., Ltd
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Hope Stone (shanghai) New Materials Polytron Technologies Inc
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    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B28/00Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
    • C04B28/02Compositions 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
    • C04B28/04Portland cements
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2111/00Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/00241Physical properties of the materials not provided for elsewhere in C04B2111/00
    • C04B2111/00284Materials permeable to liquids

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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)

Abstract

The invention discloses a kind of environment friendly pervious property concrete, are prepared by the raw material of following weight parts:95 105 parts of cement, 440 540 parts of granite stones, poly- 12 22 parts of (vinyl acetate) lotion, 1 10 parts of water-reducing agent, 10 30 parts of nanocomposite filler, 28 38 parts of water.Environment friendly pervious property concrete provided by the invention, by reasonably matching, it is preferred that go out water-reducing agent, nanocomposite filler species and the dosage of suitable environment friendly pervious property concrete, the pervious concrete has good compression strength and coefficient of permeability, it disclosure satisfy that the various requirement of engineering for having permeable requirement for concrete, be conducive to maintaining ecological balance and realize sustainable development.

Description

A kind of environment friendly pervious property concrete
Technical field
The present invention relates to technical field of concrete more particularly to a kind of environment friendly pervious property concrete.
Background technology
In Process of Urbanization Construction, the earth's surface of modern city is progressively covered by the hardening of the material water-proof materials such as building and concrete Lid, forms " the artificial desert " on ecology, easily means of transportation, is laid with smooth road and is brought in the trip to people While greatly convenience, great negative effect is also brought in these fluid-tight road surfaces to the ecological environment in city.First, it is traditional Ground pavement it is emphasised that the sturdy and durable and usability on ground, but the impermeability of such paving by it is valuable from For right precipitation completely with lower soil and underground water blocking, precipitation is most of to be discharged into rivers,lakes and seas etc. by sewerage system pipe network In earth surface water source, the excessive extraction of urban groundwater, causes Urban Underground water level more and more lower, forms geologically in addition " funnel type " level of ground water triggers ground to decline, and coastal area also results in inwelling, this has just seriously affected having for rainwater Effect utilize, while during waterproof ground pavement rainfall rainwater be first pass through ground drainage grade or ground show that ditch is discharged into Xia Shui Road, the rainwash that rainwater will be Jing Guo relatively long distance before sewer is entered could enter Urban Underground drainage system.The process The rainwater of initial relative clean is made to dissolve in substantial amounts of urban surface pollutant, the secondary pollution generated in this runoff process is led to It crosses sewerage system and enters peripheral ground natural water, aggravated the pollution level of natural water, affect urban surface plant The growth of object destroys the urban surface ecological balance;Secondly the ground pavement of this surface compact is unfavorable for alleviating making an uproar for city Sound pollutes, the noise mainly generated from road traffic;The rainy day due to cannot timely draining, cause surface gathered water, make rain Its driving generates phenomena such as " drift is slided ", " splashing ", " Night Glare ", makes troubles to pedestrian's trip and vehicle traveling;In addition this It is kind fluid-tight to mat formation and surrounding cities building collective effect, city " tropical island effect " can be increased;Also due to its color It is gloomy, lack angry, modern city and be also referred to as " heat island of grey ".
Need now it is a kind of can meet pavement performance, while again can be comfortable for mankind's construction with natural environment coordinated growth The paving material of living environment.Environment friendly pervious property concrete is a kind of environmental environment-friendly concrete.It is a kind of by special There is the concrete of continuous gap made of different technique.Its existing certain intensity, and with certain ventilative water permeability, can be with Alleviate the waterproof influence caused by environment of mating formation well.
Pervious concrete is also known as celluar concrete, non-fine concrete, permeable terrace.Be by aggregate, cement and water mixing and Into a kind of porous light concrete, it is free of fine aggregate, is mutually bonded and shape by coarse aggregate surface cladding a thin layer cement mortar Into the equally distributed honeycomb structure in hole, therefore have the characteristics that ventilative, permeable and light-weight.
Pervious concrete is directed to the defects of road surface of former urban road by American-European, Japan and other countries, develops the one kind used Rainwater can be allowed to flow into underground, effective recharge of groundwater alleviates some urban environments that the level of ground water in city drastically declines etc. Problem.And the harm of the environmental pollutions such as the oil compounds on ground can be effectively eliminated;Meanwhile it is protection underground water, dimension The shield ecological balance, the excellent pavement material that urban heat land effect can be alleviated;It is conducive to the benign development of environment for human survival And in the work such as urban rainwater management and water prevention and cure of pollution, there is special significance.
Pervious concrete system possesses serial colour formula, the intention of matching design, for varying environment and individual demand Decorated style carry out laying construction.This is that tradition is mated formation and the irrealizable special pavement material of general water-permeable brick.
Pervious concrete begins to study and apply in the U.S. from the 1970s and 1980s in last century, and many countries are all a large amount of It promotes, such as German expection will change in a short time by 90% road reformation into pervious concrete and destroy urban ecology in the past Ground is laid with, and pervious concrete pavement is made to depend on to obtain extensive social benefit.
Nano material makes it have special performance in terms of structure, physics and chemical property, is current since size is small The hot spot of materialogy area research is described as " century most promising material " by scientists.The present invention provides environment friendly pervious Property concrete, have excellent physical mechanical property.
The content of the invention
For above-mentioned deficiency in the prior art, the technical problems to be solved by the invention are to provide a kind of environmental protection thoroughly Aqueous concrete.
The present invention seeks to what is be achieved through the following technical solutions:
A kind of environment friendly pervious property concrete, is prepared by the raw material of following weight parts:95-105 parts of cement, granite are broken 440-540 parts of stone, 12-22 parts of poly- (vinyl acetate) lotion, 1-10 parts of water-reducing agent, 10-30 parts of nanocomposite filler, water 28- 38 parts.
Preferably, the cement is 42.5 cement of P.O.
Preferably, the grain size of the granite stones is 2-5mm.
Preferably, the average grain diameter of emulsion particle is 0.1-10 microns in poly- (vinyl acetate) lotion.
Preferably, the water-reducing agent is three (1- Methylethyls) sodium naphthalene sulfonates, 6- hydroxyl -2- sodium naphthalene sulfonates, 2,6- bis- One or more mixture in t-butyl naphthalin sodium sulfonate.
It is highly preferred that the water-reducing agent is by three (1- Methylethyls) sodium naphthalene sulfonates, 6- hydroxyl -2- sodium naphthalene sulfonates, 2,6- Di-t-butyl sodium naphthalene sulfonate mixes, described three (1- Methylethyls) sodium naphthalene sulfonate, 6- hydroxyl -2- sodium naphthalene sulfonates, 2,6- bis- The mass ratio of t-butyl naphthalin sodium sulfonate is (1-3):(1-3):(1-3).
Preferably, the nanocomposite filler is mixtures one or more in titanium phosphate, copper tungstate, cupric oxalate.
It is highly preferred that the nanocomposite filler is mixed by titanium phosphate, copper tungstate, cupric oxalate, the titanium phosphate, Copper tungstate, the mass ratio of cupric oxalate are (1-3):(1-3):(1-3).
Environment friendly pervious property concrete provided by the invention by reasonably matching, preferably goes out suitable environment friendly pervious property coagulation Water-reducing agent, nanocomposite filler species and the dosage of soil, the pervious concrete have good compression strength and coefficient of permeability, energy Enough meet the various requirement of engineering for having permeable requirement for concrete, be conducive to maintaining ecological balance and realize sustainable development.
Specific embodiment
With reference to embodiment, the present invention is described further, as described below, is only the preferable implementation to the present invention Example, not limits the present invention, any person skilled in the art is possibly also with the disclosure above Technology contents be changed to the equivalent embodiment changed on an equal basis.It is every without departing from the present invention program content, according to the present invention Any simple modification for being made to following embodiment of technical spirit or equivalent variations, all fall in protection scope of the present invention.
Each raw material introduction in embodiment:
Three (1- Methylethyls) sodium naphthalene sulfonates, No. CAS:1323-19-9.
6- hydroxyl -2- sodium naphthalene sulfonates, No. CAS:135-76-2.
2,6- di-t-butyl sodium naphthalene sulfonates, No. CAS:14992-59-7.
Titanium phosphate, No. CAS:15578-51-5, grain size 30nm.
Copper tungstate, also known as:Oxidation tungsten copper, No. CAS:13587-35-4, grain size 30nm.
Cupric oxalate, No. CAS:814-91-5, grain size 30nm.
Cement, 42.5 cement of P.O produced using Anhui Conch Cement limited company.
Granite stones, grain size 3mm.
Poly- (vinyl acetate) lotion, using number of patent application:200580028973.5 it is prepared by the method for middle embodiment 1, The average grain diameter of emulsion particle is 2.2 microns, and the coefficient of variation 1.00, the wherein coefficient of variation represent the size distribution of emulsion particle Variation.
Embodiment 1
Environment friendly pervious property concrete material (parts by weight):100 parts of 42.5 cement of P.O, 500 parts of granite stones, poly- (second Vinyl acetate) 14 parts of lotion, 5.4 parts of water-reducing agent, 18 parts of nanocomposite filler, 31 parts of water.
The water-reducing agent is by three (1- Methylethyls) sodium naphthalene sulfonates, 6- hydroxyl -2- sodium naphthalene sulfonates, 2,6- di-t-butyl naphthalins Sodium sulfonate is 1 in mass ratio:1:1 is uniformly mixed to obtain.
The nanocomposite filler is 1 in mass ratio by titanium phosphate, copper tungstate, cupric oxalate:1:1 is uniformly mixed It arrives.
The preparation of environment friendly pervious property concrete:Water-reducing agent, poly- (vinyl acetate) lotion are added to the water and are stirred It is even, obtain mixed liquor;42.5 cement of P.O, granite stones, nanocomposite filler are added in stir in concrete mixer and mixed It closes uniform, then adds in mixed liquor and continue stirring to being uniformly mixed to obtain the final product.
Embodiment 2
It is substantially the same manner as Example 1, it differs only in:The water-reducing agent is by 6- hydroxyl -2- sodium naphthalene sulfonates, bis- uncles of 2,6- Sodium butylnaphthalenesulfonate is 1 in mass ratio:1 is uniformly mixed to obtain.Obtain the environment friendly pervious property concrete of embodiment 2.
Embodiment 3
It is substantially the same manner as Example 1, it differs only in:The water-reducing agent by three (1- Methylethyls) sodium naphthalene sulfonates, 2, 6- di-t-butyls sodium naphthalene sulfonate is 1 in mass ratio:1 is uniformly mixed to obtain.Obtain the environment friendly pervious property coagulation of embodiment 3 Soil.
Embodiment 4
It is substantially the same manner as Example 1, it differs only in:The water-reducing agent is by three (1- Methylethyls) sodium naphthalene sulfonates, 6- Hydroxyl -2- sodium naphthalene sulfonates are 1 in mass ratio:1 is uniformly mixed to obtain.Obtain the environment friendly pervious property concrete of embodiment 4.
Embodiment 5
It is substantially the same manner as Example 1, it differs only in:The nanocomposite filler presses quality by copper tungstate, cupric oxalate Than for 1:1 is uniformly mixed to obtain.Obtain the environment friendly pervious property concrete of embodiment 5.
Embodiment 6
It is substantially the same manner as Example 1, it differs only in:The nanocomposite filler presses quality by titanium phosphate, cupric oxalate Than for 1:1 is uniformly mixed to obtain.Obtain the environment friendly pervious property concrete of embodiment 6.
Embodiment 7
It is substantially the same manner as Example 1, it differs only in:The nanocomposite filler presses quality by titanium phosphate, copper tungstate Than for 1:1 is uniformly mixed to obtain.Obtain the environment friendly pervious property concrete of embodiment 7.
Test case 1
Environment friendly pervious property concrete conventional index compression strength that embodiment 1-7 is prepared, water penetration, resisting chloride ion penetration Permeance property is tested.Compression strength, water penetration test are with reference to the clear Master's thesis of sweet ice《The match ratio of pervious concrete is set Meter and its performance study》In 2.3 section in method carry out;Chloride-penetration resistance testing method is discussed with reference to the master of Xu Qinglei Text《Influence and Study on mechanism of the nano silicon dioxide to cement-based material performance》Middle 2.2.5 chloride-penetration resistances test into Row, specific test result are shown in Table 1.
Table 1:Conventional index test result table
Comparing embodiment 1 and embodiment 2-4, embodiment 1 (three (1- Methylethyls) sodium naphthalene sulfonates, 6- hydroxyl -2- naphthalene sulfonic acids Sodium, 2,6- di-t-butyls sodium naphthalene sulfonate compounding) conventional index compression strength, water penetration, Anti-Chloride Ion Penetration be substantially better than Embodiment 2-4 is (arbitrary in three (1- Methylethyls) sodium naphthalene sulfonates, 6- hydroxyl -2- sodium naphthalene sulfonates, 2,6- di-t-butyl sodium naphthalene sulfonates The two compounds).Comparing embodiment 1 and embodiment 5-7, embodiment 1 (titanium phosphate, copper tungstate, cupric oxalate compounding) conventional index resist Compressive Strength, water penetration, Anti-Chloride Ion Penetration are substantially better than embodiment 5-7 (arbitrary two in titanium phosphate, copper tungstate, cupric oxalate Person compounds).

Claims (3)

1. a kind of environment friendly pervious property concrete, which is characterized in that be prepared by the raw material of following weight parts:Cement 95-105 Part, 440-540 parts of granite stones, 12-22 parts of poly- (vinyl acetate) lotion, 1-10 parts of water-reducing agent, nanocomposite filler 10- 30 parts, 28-38 parts of water;
The water-reducing agent is by three (1- Methylethyls) sodium naphthalene sulfonates, 6- hydroxyl -2- sodium naphthalene sulfonates, 2,6- di-t-butyl naphthalene sulfonic acids Sodium mixes, described three (1- Methylethyls) sodium naphthalene sulfonate, 6- hydroxyl -2- sodium naphthalene sulfonates, 2,6- di-t-butyl sodium naphthalene sulfonates Mass ratio be (1-3):(1-3):(1-3).
2. environment friendly pervious property concrete as described in claim 1, it is characterised in that:The nanocomposite filler is phosphoric acid One or more mixture in titanium, copper tungstate, cupric oxalate.
3. environment friendly pervious property concrete as claimed in claim 2, it is characterised in that:The nanocomposite filler is by phosphoric acid Titanium, copper tungstate, cupric oxalate mix, and the titanium phosphate, copper tungstate, the mass ratio of cupric oxalate are (1-3):(1-3):(1-3).
CN201610534376.XA 2016-07-08 2016-07-08 A kind of environment friendly pervious property concrete Active CN106186927B (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106396549A (en) * 2016-08-31 2017-02-15 盼石(上海)新材料科技股份有限公司 Environment-friendly water-permeable concrete and preparation method thereof
CN108129082A (en) * 2017-12-27 2018-06-08 江苏百瑞吉新材料有限公司 A kind of concrete of good water permeability and preparation method thereof

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101293763A (en) * 2008-06-26 2008-10-29 河南国基建设集团有限公司 Water permeable concrete and pavement construction method
CN103130460A (en) * 2011-12-01 2013-06-05 中冶宝钢技术服务有限公司 Vegetation type steel slag polyporous concrete, preparation method thereof and application
CN105622132A (en) * 2015-12-30 2016-06-01 中环建筑(福建)有限公司 Sponge-city environment-friendly recycled-aggregate pervious concrete and preparing method thereof

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101293763A (en) * 2008-06-26 2008-10-29 河南国基建设集团有限公司 Water permeable concrete and pavement construction method
CN103130460A (en) * 2011-12-01 2013-06-05 中冶宝钢技术服务有限公司 Vegetation type steel slag polyporous concrete, preparation method thereof and application
CN105622132A (en) * 2015-12-30 2016-06-01 中环建筑(福建)有限公司 Sponge-city environment-friendly recycled-aggregate pervious concrete and preparing method thereof

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Inventor after: Fu Xianming

Inventor before: Wang Feifen

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Effective date of registration: 20180502

Address after: 201401 the first building C560, 2200 West Ring Road, Fengxian District, Shanghai.

Applicant after: Hope stone (Shanghai) new materials Polytron Technologies Inc

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Effective date of registration: 20191209

Address after: 210000 Yanhe Road, Jiangbei new district, Nanjing City, Jiangsu Province

Patentee after: Nanjing Yangzi concrete products Co., Ltd

Address before: No. 2200, room C560, room No. 2200, Huan Cheng West Road, Shanghai

Patentee before: Hope stone (Shanghai) new materials Polytron Technologies Inc

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