CN109987908A - A kind of Environment-friendlymortar mortar and preparation method thereof - Google Patents

A kind of Environment-friendlymortar mortar and preparation method thereof Download PDF

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Publication number
CN109987908A
CN109987908A CN201910348853.7A CN201910348853A CN109987908A CN 109987908 A CN109987908 A CN 109987908A CN 201910348853 A CN201910348853 A CN 201910348853A CN 109987908 A CN109987908 A CN 109987908A
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CN
China
Prior art keywords
parts
environment
recycled aggregate
mixing
friendlymortar
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Pending
Application number
CN201910348853.7A
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Chinese (zh)
Inventor
陈剑
伍辉
陈晓泉
伍晓琪
敖克全
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Puding Yinfeng Agricultural Science & Technology Development Co Ltd
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Puding Yinfeng Agricultural Science & Technology Development Co Ltd
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Application filed by Puding Yinfeng Agricultural Science & Technology Development Co Ltd filed Critical Puding Yinfeng Agricultural Science & Technology Development Co Ltd
Priority to CN201910348853.7A priority Critical patent/CN109987908A/en
Publication of CN109987908A publication Critical patent/CN109987908A/en
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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
    • C04B28/10Lime cements or magnesium oxide 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
    • C04B2111/00017Aspects relating to the protection of the environment

Abstract

The invention belongs to building material technologies, and in particular to a kind of Environment-friendlymortar mortar and preparation method thereof.The present invention includes following raw material: 3~5 parts of engineering dregs, 10~12 parts of recycled aggregate, 2~3 parts of nano silica, 6~8 parts of expanded perlite, 2~3 parts of white lime, 3~4 parts of adhesive, 5~8 parts of portland cement, 4~6 parts of diatomite, 20~25 parts of lime stone sand, 1~1.5 part of water-reducing agent, 1~3 part of reinforcing agent.Due to recycled aggregate intensity, the performances such as impermeability are poor, with the impermeability and intensity for being conducive to enhance recycled aggregate after the Silica-coated of molten condition;Engineering dregs are modified with white lime, advantageously reduce the nature difference of different engineering dregs.Magnesium silicate, carbon black, lignin and glass fibre are ground to reinforcing agent made from 200 mesh after mixing according to 4~8:1~3:6~9:2~5 mass ratio, can effectively overcome due to being added with engineering dregs and the weaker defect of recycled aggregate bring intensity in raw material.

Description

A kind of Environment-friendlymortar mortar and preparation method thereof
Technical field
The invention belongs to building material technologies, and in particular to a kind of Environment-friendlymortar mortar and preparation method thereof.
Background technique
Important component of the building waste as rubbish, generates enormous amount every year.About 2,000,000,000 are generated every year in China The building waste of ton.Decades ago, building waste is handled as a kind of expendable rubbish of major part always, small portion Divide recycling, is the brick in building waste, reinforcing bar etc..And concrete block is used as always a kind of solid refuse to carry out burial or straight Connect stacking processing.
The yield of China's engineering dregs is huge, and city is surrounded by dregs substantially.Architecture sediment occupies a large amount of soils, Polluted Soil Earth and underground water source influence many social concerns such as appearance of the city, have become building waste administrative department and the Environmental Protection Department shop front The important topic faced.In addition, relationship and the dregs consumption due to road distance need to pay the expense of statutory regulation, with The phenomenon that meaning is toppled over is with regard to this generation.Arbitrarily by building waste and engineering dregs be poured over public places such as road, greenery patches etc. without The place for approving disposition architecture sediment after examination, directly results in urban dust and flies upward, cause the deterioration of environmental quality.
Currently, construction refuse resource is built in the way of a kind of green high-efficient for having become processing building waste Discarded concrete in rubbish is broken since there are micro-cracks on surface, to influence the intensity of production mortar product, and at present It is less with the fining Land use systems of engineering dregs.
Summary of the invention
To solve the above-mentioned problems, the present invention provides a kind of Environment-friendlymortar mortars and preparation method thereof.
A kind of Environment-friendlymortar mortar, including following raw material: 3~5 parts of engineering dregs, are received 10~12 parts of recycled aggregate Rice 2~3 parts of silica, 6~8 parts of expanded perlite, 2~3 parts of white lime, 3~4 parts of adhesive, 5~8 parts of portland cement, 4~6 parts of diatomite, 20~25 parts of lime stone sand, 1~1.5 part of water-reducing agent, 1~3 part of reinforcing agent.
Preferably, including following raw material: 3 parts of engineering dregs, 11 parts of recycled aggregate, 2 parts of nano silica, swollen 7 parts of swollen perlite, 2 parts of white lime, 3 parts of adhesive, 6 parts of portland cement, 6 parts of diatomite, lime stone husky 20 parts, water-reducing agent 1.2 parts, 2 parts of reinforcing agent.
Preferably, the water-reducing agent be methacrylic sulfonic acids sodium, isoamyl alcohol polyoxyethylene ether, hydroxypropyl cellulose, Polyacrylamide and dodecyl sodium sulfate are mixed according to 10~14:3~4:1~3:4~7:3~8 weight ratio at normal temperature It is made after uniformly.
Preferably, the adhesive is resveratrol, montmorillonite powder, phenolic resin mix according to 3~5:1~2:5~9 It is even to be made.
Preferably, the reinforcing agent be magnesium silicate, carbon black, lignin and glass fibre according to 4~8:1~3:6~9:2~ 200 mesh are ground to after 5 mass ratio mixing to be made.
A kind of production method of Environment-friendlymortar mortar, comprising the following steps:
A, discarded concrete removes iron after broken, is crushed to 325 mesh and obtains recycled aggregate;Nano silica heating It mixes after to molten condition with the recycled aggregate for being warming up to 100~120 DEG C and stirs evenly rapidly, make the dioxy of molten condition SiClx is uniformly adhered to recycled aggregate surface, enhancing recycled aggregate be made after cooling;
B, engineering dregs by sunning to water content lower than after 3% with white lime in stirrer for mixing uniform and natural heap It puts and obtains within 3~4 days modified dregs;
C, enhancing recycled aggregate, modified dregs, portland cement and reinforcing agent, adhesive are uniformly mixing to obtain mixture Expect A, it, will by expanded perlite, limestone sand, water-reducing agent and diatomite after mixing evenly up to mixed material B in blender Mixed material A and mixed material B obtain Environment-friendlymortar mortar first product after mixing;
D, first product Environment-friendlymortar mortar enters ball mill grinding and crosses 400 meshes, is sent to homogenizing bin and is produced by homogenizing bin bottom Packaging, inspection qualification get product Environment-friendlymortar mortar after raw air homogenizing processing.
Preferably, the cooling means is cold water rapid cooling.
The beneficial effects of the invention are as follows;
1, the present invention is made recycled aggregate using engineering dregs and discarded concrete and makes Environment-friendlymortar mortar, realizes waste benefit With, economize on resources, while reducing production cost, processing technology is simple, be convenient for large-scale production.
2, with the impermeability and intensity for being conducive to enhance recycled aggregate after the Silica-coated of molten condition;Use white lime Engineering dregs are modified, the nature difference of different engineering dregs is advantageously reduced.Magnesium silicate, carbon black, lignin and glass Fiber is ground to reinforcing agent made from 200 mesh after mixing according to 4~8:1~3:6~9:2~5 mass ratio, can effectively overcome Due to being added with engineering dregs and the weaker defect of recycled aggregate bring intensity in raw material.
Specific embodiment
The present invention is further described in detail With reference to embodiment, but technical solution provided by the invention It not only include the content showed in embodiment.
Embodiment 1
Step 1: preparing following raw material: 3 parts of engineering dregs, 11 parts of recycled aggregate, 2 parts of nano silica, swollen 7 parts of swollen perlite, 2 parts of white lime, 3 parts of adhesive, 6 parts of portland cement, 6 parts of diatomite, lime stone husky 20 parts, water-reducing agent 1.2 parts, 2 parts of reinforcing agent;
Step 2: discarded concrete removes iron after broken, it is crushed to 325 mesh and obtains recycled aggregate;Nanometer titanium dioxide Silicon is mixed with the recycled aggregate for being warming up to 100 DEG C and is stirred evenly rapidly after being warming up to molten condition, makes the two of molten condition Silica is uniformly adhered to recycled aggregate surface, enhancing recycled aggregate be made after cooling, with the silica packet of molten condition Be conducive to enhance the impermeability and intensity of recycled aggregate after wrapping up in;
Step 3: engineering dregs by sunning to water content lower than after 3% with white lime stirrer for mixing uniformly simultaneously Naturally it stacks and obtains within 4 days modified dregs;
Step 4: enhancing recycled aggregate, modified dregs, portland cement and reinforcing agent, adhesive are uniformly mixing to obtain Mixed material A, by expanded perlite, limestone sand, water-reducing agent and diatomite after mixing evenly up to mixture in blender Expect B, mixed material A and mixed material B are obtained into Environment-friendlymortar mortar first product after mixing;
Step 5: first product Environment-friendlymortar mortar enters ball mill grinding and crosses 400 meshes, homogenizing bin is sent to by homogenizing bin bottom It is packed after the air homogenizing processing that portion generates, qualification is examined to get product Environment-friendlymortar mortar.
Embodiment 2
Step 1: preparing following raw material: 3 parts of engineering dregs, 10 parts of recycled aggregate, 3 parts of nano silica, swollen 7 parts of swollen perlite, 2 parts of white lime, 3 parts of adhesive, 8 parts of portland cement, 6 parts of diatomite, lime stone husky 20 parts, water-reducing agent 1 Part, 3 parts of reinforcing agent;
Step 2: discarded concrete removes iron after broken, it is crushed to 325 mesh and obtains recycled aggregate;Nanometer titanium dioxide Silicon is mixed with the recycled aggregate for being warming up to 110 DEG C and is stirred evenly rapidly after being warming up to molten condition, makes the two of molten condition Silica is uniformly adhered to recycled aggregate surface, enhancing recycled aggregate be made after cooling, with the silica packet of molten condition Be conducive to enhance the impermeability and intensity of recycled aggregate after wrapping up in;
Step 3: engineering dregs by sunning to water content lower than after 3% with white lime stirrer for mixing uniformly simultaneously Naturally it stacks and obtains within 3~4 days modified dregs;
Step 4: enhancing recycled aggregate, modified dregs, portland cement and reinforcing agent, adhesive are uniformly mixing to obtain Mixed material A, by expanded perlite, limestone sand, water-reducing agent and diatomite after mixing evenly up to mixture in blender Expect B, mixed material A and mixed material B are obtained into Environment-friendlymortar mortar first product after mixing;
Step 5: first product Environment-friendlymortar mortar enters ball mill grinding and crosses 400 meshes, homogenizing bin is sent to by homogenizing bin bottom It is packed after the air homogenizing processing that portion generates, qualification is examined to get product Environment-friendlymortar mortar.
Embodiment 3
Step 1: preparing following raw material: 3~5 parts of engineering dregs, 10 parts of recycled aggregate, nano silica 3 Part, 8 parts of expanded perlite, 2 parts of white lime, 4 parts of adhesive, 6 parts of portland cement, 5 parts of diatomite, lime stone are 24 parts husky, subtract 1.3 parts of aqua, 2 parts of reinforcing agent;
Step 2: discarded concrete removes iron after broken, it is crushed to 325 mesh and obtains recycled aggregate;Nanometer titanium dioxide Silicon is mixed with the recycled aggregate for being warming up to 105 DEG C and is stirred evenly rapidly after being warming up to molten condition, makes the two of molten condition Silica is uniformly adhered to recycled aggregate surface, enhancing recycled aggregate be made after cooling, with the silica packet of molten condition Be conducive to enhance the impermeability and intensity of recycled aggregate after wrapping up in;
Step 3: engineering dregs by sunning to water content lower than after 3% with white lime stirrer for mixing uniformly simultaneously Naturally it stacks and obtains within 3 days modified dregs;
Step 4: enhancing recycled aggregate, modified dregs, portland cement and reinforcing agent, adhesive are uniformly mixing to obtain Mixed material A, by expanded perlite, limestone sand, water-reducing agent and diatomite after mixing evenly up to mixture in blender Expect B, mixed material A and mixed material B are obtained into Environment-friendlymortar mortar first product after mixing;
Step 5: first product Environment-friendlymortar mortar enters ball mill grinding and crosses 400 meshes, homogenizing bin is sent to by homogenizing bin bottom It is packed after the air homogenizing processing that portion generates, qualification is examined to get product Environment-friendlymortar mortar.
The present invention is made recycled aggregate using engineering dregs and discarded concrete and makes Environment-friendlymortar mortar, realizes waste benefit With, economize on resources, while reducing production cost, processing technology is simple, be convenient for large-scale production.
With the impermeability and intensity for being conducive to enhance recycled aggregate after the Silica-coated of molten condition;With white lime pair Engineering dregs are modified, and advantageously reduce the nature difference of different engineering dregs.Magnesium silicate, carbon black, lignin and glass fibers Dimension according to 4~8:1~3:6~9:2~5 mass ratio mixing after be ground to reinforcing agent made from 200 mesh, can effectively overcome by Added with the defect that engineering dregs and recycled aggregate bring intensity are weaker in raw material.
The above described is only a preferred embodiment of the present invention, being not intended to limit the present invention in any form, appoint What without departing from technical solution of the present invention content, according to the technical essence of the invention any modification to the above embodiments, etc. With variation and modification, all of which are still within the scope of the technical scheme of the invention.

Claims (7)

1. a kind of Environment-friendlymortar mortar, which is characterized in that including following raw material: 3~5 parts of engineering dregs, recycled aggregate 10 ~12 parts, 2~3 parts of nano silica, 6~8 parts of expanded perlite, 2~3 parts of white lime, 3~4 parts of adhesive, silicate cement 5~8 parts of mud, 4~6 parts of diatomite, 20~25 parts of lime stone sand, 1~1.5 part of water-reducing agent, 1~3 part of reinforcing agent.
2. a kind of Environment-friendlymortar mortar according to claim 1, which is characterized in that including following raw material: engineering slag Native 3 parts, 11 parts of recycled aggregate, 2 parts of nano silica, 7 parts of expanded perlite, 2 parts of white lime, 3 parts of adhesive, silicate cement 6 parts of mud, 6 parts of diatomite, lime stone husky 20 parts, 1.2 parts of water-reducing agent, 2 parts of reinforcing agent.
3. a kind of Environment-friendlymortar mortar according to claim 1 or 2, which is characterized in that the water-reducing agent is methacrylic acid Sodium sulfonate, isoamyl alcohol polyoxyethylene ether, hydroxypropyl cellulose, polyacrylamide and dodecyl sodium sulfate at normal temperature according to 10~14:3~4:1~3:4~7:3~8 weight ratio is made after mixing.
4. a kind of Environment-friendlymortar mortar according to claim 1 or 2, which is characterized in that the adhesive is resveratrol, covers De- mountain flour, phenolic resin are uniformly mixed according to 3~5:1~2:5~9 and are made.
5. a kind of Environment-friendlymortar mortar according to claim 1 or 2, which is characterized in that the reinforcing agent is magnesium silicate, charcoal Black, lignin and glass fibre are ground to 200 mesh after mixing according to 4~8:1~3:6~9:2~5 mass ratio and are made.
6. a kind of production method of Environment-friendlymortar mortar, which comprises the following steps:
A, discarded concrete removes iron after broken, is crushed to 325 mesh and obtains recycled aggregate;Nano silica is warming up to molten Melt state to mix with the recycled aggregate for being warming up to 100~120 DEG C and stir evenly rapidly later, makes the silica of molten condition It is uniformly adhered to recycled aggregate surface, enhancing recycled aggregate be made after cooling;
B, engineering dregs uniformly and naturally stack 3 in stirrer for mixing with white lime after sunning to water content is lower than 3% Obtain within~4 days modified dregs;
C, enhancing recycled aggregate, modified dregs, portland cement and reinforcing agent, adhesive are uniformly mixing to obtain mixed material A, Expanded perlite, limestone sand, water-reducing agent and diatomite will be mixed in blender after mixing evenly up to mixed material B Material A and mixed material B obtain Environment-friendlymortar mortar first product after mixing;
D, first product Environment-friendlymortar mortar enters ball mill grinding and crosses 400 meshes, is sent to what homogenizing bin was generated by homogenizing bin bottom Packaging, inspection qualification get product Environment-friendlymortar mortar after air homogenizing processing.
7. a kind of production method of Environment-friendlymortar mortar according to claim 6, which is characterized in that the cooling means is cold Water rapid cooling.
CN201910348853.7A 2019-04-28 2019-04-28 A kind of Environment-friendlymortar mortar and preparation method thereof Pending CN109987908A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110759657A (en) * 2019-11-22 2020-02-07 昆明理工大学 Method for reinforcing recycled aggregate and improving bonding of recycled aggregate and mortar

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CN104909669A (en) * 2015-06-16 2015-09-16 合肥吉科新材料有限公司 Pure inorganic fireproof vitrified micro-bead thermal-insulating mortar and producing method thereof
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110759657A (en) * 2019-11-22 2020-02-07 昆明理工大学 Method for reinforcing recycled aggregate and improving bonding of recycled aggregate and mortar

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