CN109437650A - A kind of porous pavement binder and preparation method thereof - Google Patents
A kind of porous pavement binder and preparation method thereof Download PDFInfo
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- CN109437650A CN109437650A CN201811506258.3A CN201811506258A CN109437650A CN 109437650 A CN109437650 A CN 109437650A CN 201811506258 A CN201811506258 A CN 201811506258A CN 109437650 A CN109437650 A CN 109437650A
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- Prior art keywords
- parts
- magnesium hydroxide
- hydroxide crystal
- porous pavement
- crystal
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Classifications
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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
-
- 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
- C04B2103/00—Function or property of ingredients for mortars, concrete or artificial stone
- C04B2103/44—Thickening, gelling or viscosity increasing agents
Abstract
The invention discloses a kind of porous pavement binders and preparation method thereof, the binder includes following raw material in percentage by weight: 50~60 parts of water, 5~10 parts of terephthaldehyde's ester acid poly-, 2~5 parts of ferrous sulfate, 2~5 parts of ferric sulfate, 2~5 parts of sodium sulphate, 3~8 parts of magnesium chloride, 2~6 parts of potassium chloride, 1~5 part of ammonium chloride, 1~5 part of calcium chloride, 1~3 part of magnesium hydroxide crystal mixture, 0.1 part of stabilizer, 0.1 part of dispersing agent.The binding ability between aggregate can be improved in the binder, enhances the water permeability of porous pavement, improves the pressure-proof and snap-resistent intensity on road surface, wearability and frost resistance.
Description
Technical field
The present invention relates to adhesive techniques fields, and in particular to a kind of porous pavement binder and preparation method thereof.
Background technique
20th century, the developed countries such as America and Europe, Japan find former urban hard road in urban sprawl process of construction
There are many defects.In order to improve urban ecological environment, enable the mankind and the Nature harmonious coexistence, these developed countries just start
New road pavement material is researched and developed, pervious concrete just comes into being, and applies it to square, parkway, parking lot very
To major urban arterial highway etc., pervious concrete road increases urban water-through, ventilation space, is alleviating urban heat land effect, maintenance
Balance of city ecosystem etc. plays positive effect.Porous pavement can generate good economic benefit and ecological environment effect
Benefit, during practice production, auxiliary additive is essential, and a certain amount of auxiliary additive of addition good can improve saturating
The pavement performance in water route face.
It cannot be used because intensity is low in vehicle pavement using the porous pavement of organic binder, increasing organic binder can
To improve intensity but because gap is reduced, reduce water penetration, because long term ultraviolet irradiation leads to road surface aging, durability is reduced,
M alodorous volatile gas is generated when construction, influences the health of worker and nearby residents, and material is easily adsorbed on construction equipment, cleaning
It is time-consuming.
Summary of the invention
In order to overcome the above technical defects, the present invention provides a kind of porous pavement binders and preparation method thereof, this is viscous
The binding ability between aggregate can be improved in knot agent, enhances the water permeability of porous pavement, improves the pressure-proof and snap-resistent intensity on road surface, resistance to
Mill property and frost resistance.
In order to reach above-mentioned technical effect, the present invention provides a kind of porous pavement binders, and the binder is according to weight
Measuring percentages includes following raw material: 50~60 parts of water, 5~10 parts of terephthaldehyde's ester acid poly-, 2~5 parts of ferrous sulfate, ferric sulfate
2~5 parts, 2~5 parts of sodium sulphate, 3~8 parts of magnesium chloride, 2~6 parts of potassium chloride, 1~5 part of ammonium chloride, 1~5 part of calcium chloride, hydrogen-oxygen
Change 1~3 part of magnesium crystal mixture, 0.1 part of stabilizer, 0.1 part of dispersing agent.
Further technical solution is that the binder includes following raw material in percentage by weight: 53~58 parts of water,
Poly- 8~10 parts of terephthaldehyde's ester acid, 4~5 parts of ferrous sulfate, 4~5 parts of ferric sulfate, 4~5 parts of sodium sulphate, 5~6 parts of magnesium chloride,
3~5 parts of potassium chloride, 2~3 parts of ammonium chloride, 2~3 parts of calcium chloride, 1~2 part of magnesium hydroxide, 0.1 part of stabilizer, dispersing agent 0.1
Part.
Further technical solution is, the crystal diameter and crystal length of the magnesium hydroxide crystal mixture no more than
100nm。
Further technical solution is that the magnesium hydroxide crystal mixture is by the first magnesium hydroxide crystal and the second hydrogen-oxygen
Change magnesium crystal to mix, the draw ratio of first magnesium hydroxide crystal is 80:1~100:1, and second magnesium hydroxide is brilliant
The draw ratio of body is 1:8~1:10.
Further technical solution is that the volume ratio of first magnesium hydroxide crystal and the second magnesium hydroxide crystal is
(30:70)~(40:60).
The present invention also provides a kind of preparation methods of porous pavement binder, comprising the following steps:
(1) prepare raw material: 50~60 parts of water, 5~10 parts of terephthaldehyde's ester acid poly-, ferrous sulfate according to following parts by weight
2~5 parts, 2~5 parts of ferric sulfate, 2~5 parts of sodium sulphate, 3~8 parts of magnesium chloride, 2~6 parts of potassium chloride, 1~5 part of ammonium chloride, chlorination
1~5 part of calcium, 1~3 part of magnesium hydroxide crystal mixture, 0.1 part of stabilizer, 0.1 part of dispersing agent;
(2) by water, ferrous sulfate powder, sulfuric acid iron powder, sodium sulfate powder, magnesium chloride powder, ammonium chloride powder, chlorination
Potassium powder, calcium chloride powder are slowly added in batches in institute's reaction vessel, obtain the first solution after mixing evenly;
(3) poly- terephthaldehyde's ester acid and stabilizer are added in first solution and are stirred to abundant dissolution and obtain the
Two solution;
(4) magnesium hydroxide crystal mixture will be entered into second solution and will stir to abundant dissolution that obtain third molten
Liquid;
(5) dispersing agent is added in the third solution, stirring to obtaining porous pavement binder after completely dissolution.
Further technical solution is that mixing time is 30~60 minutes in the step (2), the temperature of first solution
Degree control is at 50~60 DEG C.
Further technical solution is, the crystal diameter and crystal length of the magnesium hydroxide crystal mixture no more than
100nm。
Further technical solution is that the magnesium hydroxide crystal mixture is by the first magnesium hydroxide crystal and the second hydrogen-oxygen
Change magnesium crystal to mix, the draw ratio of first magnesium hydroxide crystal is 80:1~100:1, and second magnesium hydroxide is brilliant
The draw ratio of body is 1:8~1:10.
Further technical solution is that the volume ratio of first magnesium hydroxide crystal and the second magnesium hydroxide crystal is
(30:70)~(40:60).
Binder of the invention by with the cement in graded aggregate single in pervious concrete occur a series of aquation, from
Sub- exchange reaction makes to be wrapped in the cement crystal diameter outside coarse aggregate and increases, and intensity improves, thus connecing between increasing coarse aggregate
Contacting surface product under conditions of keeping porosity constant, using porous pavement made from ordinary portland cement addition binder, resists
Compressive Strength can achieve C30 or more, and bending strength reaches 3MPa or more, significantly improve porous pavement overall mechanical properties;It is viscous
Tying agent is strengthened by inorganic compound, polymer-modified and nanocrystal, and a large amount of metal ion and nanocrystal make
The cement crystal being wrapped in outside coarse aggregate being capable of strong stabilization.The porous pavement of a certain proportion of above-mentioned binder is added, it is non-
It can reach ordinary dense concrete pavement strength requirement in closely knit situation, and density is by the 2.6t/m of normal concrete3It is reduced to
2.2t/m3, under same levels intensity, the material is added compared with same volume normal concrete, and the cement that can save 30% is used
Amount, and save water environmental protection.
In conclusion viscous the invention has the following beneficial effects: what is be prepared through the invention compared with prior art
Agent is tied, the binding ability between aggregate can be improved, enhance the water permeability of porous pavement, improve the pressure-proof and snap-resistent intensity on road surface,
Wearability, frost resistance are all improved.Experiments verify that adding the porous pavement of this binder, cement consumption is more mixed than common
Solidifying soil can reduce 30~35%, labour cost, construction time be greatly lowered, and save great lot of water resources, saving construction cost,
Reduce energy consumption, dustless radiationless, protection environment.
Specific embodiment
Embodiment 1
A kind of binder and preparation method thereof,
Prepare the configuration that binder is carried out with industrial reaction tank, the reactor tank is provided with 53 kilograms of normal-temperature waters, then distinguishes
4 kilograms of ferrous sulfate powder is weighed, 4 kilograms of sulfuric acid iron powder is weighed, weighs 4 kilograms of sodium sulfate powder, weighs 5 kilograms
Magnesium chloride powder, weigh 3 kilograms of potassium chloride powder, weigh 2 kilograms of calcium chloride powder, 2 kilograms of ammonium chloride delays in batches
Slowly it is added in the reactor tank, stirs 30~60 minutes, obtain the first solution, and control the first solution temperature and be no more than 60 DEG C,
Dissolve the salt being added sufficiently;
(2) 8 kilograms of polyethylene terephthalate liquid is weighed, the first solution is added in 0.1 kilogram of stabilizer and stirs
It mixes to abundant dissolution, obtains the second solution;
(3) diameter and length for weighing 0.3 kilogram respectively are no more than 100nm, first that draw ratio is 80:1~100:1
Magnesium hydroxide crystal, 0.7 kilogram of diameter and length is no more than 100nm, the second magnesium hydroxide that draw ratio is 1:8~1:10
Crystal forms magnesium hydroxide crystal mixture according to Volume fraction 30:70, and the second solution is added, and stirs to abundant dissolution,
Obtain third solution;
(4) 0.1 kilogram of dispersing agent is weighed again, and third solution is added, the binder is obtained after stirring.
Embodiment 2
(1) prepare the configuration that binder is carried out with industrial reaction tank, the reactor tank is provided with 58 kilograms of normal-temperature waters, then divides
5 kilograms of ferrous sulfate powder is also known as taken, 5 kilograms of sulfuric acid iron powder is weighed, weighs 5 kilograms of sodium sulfate powder, weighs 6 public affairs
The magnesium chloride powder of jin weighs 5 kilograms of potassium chloride powder, weighs 3 kilograms of calcium chloride powder, 3 kilograms of ammonium chloride in batches
It is slowly added in the reactor tank, stirs 30~60 minutes, obtain the first solution, and control the first solution temperature and be no more than 60
DEG C, dissolve the salt being added sufficiently;
(2) 10 kilograms of polyethylene terephthalate liquid is weighed, the first solution is added in 0.1 kilogram of stabilizer and stirs
It mixes to abundant dissolution, obtains the second solution;
(3) diameter and length for weighing 0.8 kilogram respectively are no more than 100nm, first that draw ratio is 80:1~100:1
Magnesium hydroxide crystal, 1.2 kilograms of diameter and length is no more than 100nm, the second magnesium hydroxide that draw ratio is 1:8~1:10
Crystal forms magnesium hydroxide crystal mixture according to Volume fraction 40:60, and the second solution is added, and stirs to abundant dissolution,
Obtain third solution;
(4) 0.1 kilogram of dispersing agent is weighed again, and third solution is added, the binder is obtained after stirring.
Embodiment 3
(1) prepare the configuration that binder is carried out with industrial reaction tank, the reactor tank is provided with 50 kilograms of normal-temperature waters, then divides
2 kilograms of ferrous sulfate powder is also known as taken, 2 kilograms of sulfuric acid iron powder is weighed, weighs 2 kilograms of sodium sulfate powder, weighs 3 public affairs
The magnesium chloride powder of jin weighs 2 kilograms of potassium chloride powder, weighs 2 kilograms of calcium chloride powder, 2 kilograms of ammonium chloride in batches
It is slowly added in the reactor tank, stirs 30~60 minutes, obtain the first solution, and control the first solution temperature and be no more than 60
DEG C, dissolve the salt being added sufficiently;
(2) 5 kilograms of polyethylene terephthalate liquid is weighed, the first solution is added in 0.1 kilogram of stabilizer and stirs
It mixes to abundant dissolution, obtains the second solution;
(3) diameter and length for weighing 0.8 kilogram respectively are no more than 100nm, first that draw ratio is 80:1~100:1
Magnesium hydroxide crystal, 1.2 kilograms of diameter and length is no more than 100nm, the second magnesium hydroxide that draw ratio is 1:8~1:10
Crystal forms magnesium hydroxide crystal mixture according to Volume fraction 40:60, and the second solution is added, and stirs to abundant dissolution,
Obtain third solution;
(4) 0.1 kilogram of dispersing agent is weighed again, and third solution is added, the binder is obtained after stirring.
Embodiment 4
(1) prepare the configuration that binder is carried out with industrial reaction tank, the reactor tank is provided with 60 kilograms of normal-temperature waters, then divides
5 kilograms of ferrous sulfate powder is also known as taken, 5 kilograms of sulfuric acid iron powder is weighed, weighs 5 kilograms of sodium sulfate powder, weighs 8 public affairs
The magnesium chloride powder of jin weighs 5 kilograms of potassium chloride powder, weighs 5 kilograms of calcium chloride powder, 5 kilograms of ammonium chloride in batches
It is slowly added in the reactor tank, stirs 30~60 minutes, obtain the first solution, and control the first solution temperature and be no more than 60
DEG C, dissolve the salt being added sufficiently;
(2) 10 kilograms of polyethylene terephthalate liquid is weighed, the first solution is added in 0.1 kilogram of stabilizer and stirs
It mixes to abundant dissolution, obtains the second solution;
(3) diameter and length for weighing 0.8 kilogram respectively are no more than 100nm, first that draw ratio is 80:1~100:1
Magnesium hydroxide crystal, 1.2 kilograms of diameter and length is no more than 100nm, the second magnesium hydroxide that draw ratio is 1:8~1:10
Crystal forms magnesium hydroxide crystal mixture according to Volume fraction 40:60, and the second solution is added, and stirs to abundant dissolution,
Obtain third solution;
(4) 0.1 kilogram of dispersing agent is weighed again, and third solution is added, the binder is obtained after stirring.
Embodiment 5
(1) prepare the configuration that binder is carried out with industrial reaction tank, the reactor tank is provided with 55 kilograms of normal-temperature waters, then divides
4 kilograms of ferrous sulfate powder is also known as taken, 5 kilograms of sulfuric acid iron powder is weighed, weighs 4 kilograms of sodium sulfate powder, weighs 6 public affairs
The magnesium chloride powder of jin weighs 3 kilograms of potassium chloride powder, weighs 3 kilograms of calcium chloride powder, 2 kilograms of ammonium chloride in batches
It is slowly added in the reactor tank, stirs 30~60 minutes, obtain the first solution, and control the first solution temperature and be no more than 60
DEG C, dissolve the salt being added sufficiently;
(2) 9 kilograms of polyethylene terephthalate liquid is weighed, the first solution is added in 0.1 kilogram of stabilizer and stirs
It mixes to abundant dissolution, obtains the second solution;
(3) diameter and length for weighing 0.4 kilogram respectively are no more than 100nm, first that draw ratio is 80:1~100:1
Magnesium hydroxide crystal, 0.6 kilogram of diameter and length is no more than 100nm, the second magnesium hydroxide that draw ratio is 1:8~1:10
Crystal forms magnesium hydroxide crystal mixture according to Volume fraction 40:60, and the second solution is added, and stirs to abundant dissolution,
Obtain third solution;
(4) 0.1 kilogram of dispersing agent is weighed again, and third solution is added, the binder is obtained after stirring.
The prior art mostly uses the molding mode of a material, raw material is put into stirring simultaneously, it is anti-to generate chemistry between raw material
It should interact, the physical and chemical performance of obtained finished product is unable to meet demand.The forming method of this patent is to prepare by several times, control
Relevant raw materials processed are successively chemically reacted in different step, it is ensured that the effective component of finished product is not damaged.
Using binder of the present invention, to mat formation bond material as porous pavement, coefficient of permeability can reach 1.5~3.5mm/s,
Compression strength can reach 30~50MPa, and flexural strength can reach 3~5MPa.
Although reference be made herein to invention has been described for explanatory embodiment of the invention, and above-described embodiment is only this hair
Bright preferable embodiment, embodiment of the present invention are not limited by the above embodiments, it should be appreciated that those skilled in the art
Member can be designed that a lot of other modification and implementations, these modifications and implementations will fall in principle disclosed in the present application
Within scope and spirit.
Claims (10)
1. a kind of porous pavement binder, which is characterized in that the binder includes following raw material in parts by weight: water 50
~60 parts, 5~10 parts of terephthaldehyde's ester acid poly-, 2~5 parts of ferrous sulfate, 2~5 parts of ferric sulfate, 2~5 parts of sodium sulphate, magnesium chloride 3
~8 parts, 2~6 parts of potassium chloride, 1~5 part of ammonium chloride, 1~5 part of calcium chloride, 1~3 part of magnesium hydroxide crystal mixture, stabilizer
0.1 part, 0.1 part of dispersing agent.
2. porous pavement binder according to claim 1, which is characterized in that the binder is in percentage by weight
Including following raw material: 53~58 parts of water, 8~10 parts of terephthaldehyde's ester acid poly-, 4~5 parts of ferrous sulfate, 4~5 parts of ferric sulfate, sulphur
4~5 parts of sour sodium, 5~6 parts of magnesium chloride, 3~5 parts of potassium chloride, 2~3 parts of ammonium chloride, 2~3 parts of calcium chloride, magnesium hydroxide 1~2
Part, 0.1 part of stabilizer, 0.1 part of dispersing agent.
3. porous pavement binder according to claim 1, which is characterized in that the crystalline substance of the magnesium hydroxide crystal mixture
Body diameter and crystal length are no more than 100nm.
4. porous pavement binder according to claim 3, which is characterized in that the magnesium hydroxide crystal mixture is by
One magnesium hydroxide crystal and the second magnesium hydroxide crystal mix, and the draw ratio of first magnesium hydroxide crystal is 80:1-
100:1, the draw ratio of second magnesium hydroxide crystal are 1:8-1:10.
5. porous pavement binder according to claim 4, which is characterized in that first magnesium hydroxide crystal and second
The volume ratio of magnesium hydroxide crystal is (30:70)~(40:60).
6. a kind of preparation method of porous pavement binder, which comprises the following steps:
(1) prepare raw material: 50~60 parts of water, 5~10 parts of terephthaldehyde's ester acid poly-, ferrous sulfate 2~5 according to following parts by weight
Part, 2~5 parts of ferric sulfate, 2~5 parts of sodium sulphate, 3~8 parts of magnesium chloride, 2~6 parts of potassium chloride, 1~5 part of ammonium chloride, calcium chloride 1~
5 parts, 1~3 part of magnesium hydroxide crystal mixture, 0.1 part of stabilizer, 0.1 part of dispersing agent;
(2) by water, ferrous sulfate powder, sulfuric acid iron powder, sodium sulfate powder, magnesium chloride powder, ammonium chloride powder, potassium chloride powder
End, calcium chloride powder are slowly added in batches in institute's reaction vessel, obtain the first solution after mixing evenly;
(3) poly- terephthaldehyde's ester acid and stabilizer are added in first solution and stir to abundant dissolution that obtain second molten
Liquid;
(4) magnesium hydroxide crystal mixture will be entered into second solution and will be stirred to abundant dissolution and obtain third solution;
(5) dispersing agent is added in the third solution, stirring to obtaining porous pavement binder after completely dissolution.
7. the preparation method of porous pavement binder according to claim 6, which is characterized in that stirred in the step (2)
Mixing the time is 30~60 minutes, and the temperature of first solution is controlled at 50~60 DEG C.
8. the preparation method of porous pavement binder according to claim 6, which is characterized in that the magnesium hydroxide crystal
The crystal diameter and crystal length of mixture are no more than 100nm.
9. the preparation method of porous pavement binder according to claim 8, which is characterized in that the magnesium hydroxide crystal
Mixture is mixed by the first magnesium hydroxide crystal and the second magnesium hydroxide crystal, the major diameter of first magnesium hydroxide crystal
Than being 1:8~1:10 for the draw ratio of 80:1~100:1, second magnesium hydroxide crystal.
10. the preparation method of porous pavement binder according to claim 9, which is characterized in that first hydroxide
The volume ratio of magnesium crystal and the second magnesium hydroxide crystal is (30:70)~(40:60).
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CN105924025A (en) * | 2016-04-28 | 2016-09-07 | 苏州望意阳环保科技有限公司 | Concrete gellant and preparation method thereof |
CN105948554A (en) * | 2016-04-22 | 2016-09-21 | 海锦城市环保(国际)有限公司 | Inorganic permeable water-retaining cement concrete gelatinizing agent and preparation method thereof |
CN107129175A (en) * | 2017-05-18 | 2017-09-05 | 厦门理工学院 | A kind of pervious concrete binding agent and preparation method thereof |
CN107265903A (en) * | 2017-06-23 | 2017-10-20 | 滕州森拓环保科技有限公司 | A kind of inorganic type water-permeable and water retention cement concrete reinforcing agent and preparation method thereof |
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2018
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Publication number | Priority date | Publication date | Assignee | Title |
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CN104496393A (en) * | 2014-11-28 | 2015-04-08 | 无锡晨驰环保科技股份有限公司 | Multipurpose concrete cementing agent and preparation method thereof |
CN105753429A (en) * | 2016-01-28 | 2016-07-13 | 绵阳靓固科技有限公司 | Binder |
CN105948554A (en) * | 2016-04-22 | 2016-09-21 | 海锦城市环保(国际)有限公司 | Inorganic permeable water-retaining cement concrete gelatinizing agent and preparation method thereof |
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Effective date of registration: 20210406 Address after: 200120 building C, No.888, Huanhu West 2nd Road, Pudong New Area, Shanghai Applicant after: Shanghai Lianggu Ecological Environment Technology Co.,Ltd. Address before: 621000 room B212, building 2, innovation centre, Mianyang Chuang District, Sichuan. Applicant before: SICHUAN LGLITTER TECHNOLOGY GROUP Co.,Ltd. |
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Application publication date: 20190308 |