CN107739166A - A kind of Concrete synergist - Google Patents

A kind of Concrete synergist Download PDF

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Publication number
CN107739166A
CN107739166A CN201711104818.8A CN201711104818A CN107739166A CN 107739166 A CN107739166 A CN 107739166A CN 201711104818 A CN201711104818 A CN 201711104818A CN 107739166 A CN107739166 A CN 107739166A
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parts
powder
concrete
fine powder
polyethers
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CN201711104818.8A
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夏放军
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    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B40/00—Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
    • C04B40/0028—Aspects relating to the mixing step of the mortar preparation
    • C04B40/0039—Premixtures of ingredients

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Sealing Material Composition (AREA)

Abstract

The present invention discloses a kind of Concrete synergist, and the raw material matched by following parts by weight is prepared：30 32 parts of new modified 23 25 parts of polyethers, 18 20 parts of dispersant, 13 15 parts of intermixture, 8 10 parts of activated silica, 8 10 parts of calcium sulfate, 68 parts of calcium oxide, 46 parts of land plaster, 13 parts of powder of lacquer putty for use on, 35 parts of aminotriacetic acid sodium, 13 parts of polyethylene glycol type polyalcohol, 12 parts of polyoxypropyleneglycol, 0.5 1 parts of polyvinyl alcohol, 0.5 1 parts of Sodium Polyacrylate, 0.5 1 parts of polyethers defoamer and water；The Concrete synergist of the present invention can effectively improve the intensity of concrete, reduce the dosage of folk prescription concrete cement.

Description

A kind of Concrete synergist
Technical field
The present invention relates to a kind of concrete, especially a kind of high performance concrete synergist.
Background technology
With developing rapidly for urban architecture industry industry, one of concrete construction material larger as demand, because And using and developing for concrete receives much concern always, in the case where ensureing concrete use quality how to reduce it is produced into This, is the top priority that Concrete Industry is faced, and it is a highly energy-consuming, high dirt to prepare one of concrete material-cement industry Dye industry, too high cement consumption are not consistent with pursuing green building, low-carbon building, the theory of environment protection architecture instantly, there is research Show often there is that more than 30% cement is unhydrated under conventional environment, in concrete, and only serve the effect of packing material, because This needs to study a kind of high-performance synergist of novel high-performance concrete, can be by the effect such as chemical complexing, polarity is scattered Make cement granules fully dispersed, prevent from reuniting, give full play to gelatification of the cement in concrete, improve the strong of concrete Degree, and then unit dose of the cement in same strength grade concrete is greatly reduced.
The content of the invention
The technical problem to be solved in the present invention is to provide a kind of intensity that can effectively improve concrete, reduces folk prescription coagulation The Concrete synergist of soil-cement dosage.
In order to solve the above technical problems, the present invention adopts the following technical scheme that：
The raw material that a kind of Concrete synergist is matched by following parts by weight is made：New modified polyethers 23-25 parts, disperse It is agent 18-20 parts, intermixture 13-15 parts, activated silica 8-10 parts, calcium sulfate 8-10 parts, calcium oxide 6-8 parts, land plaster 4-6 parts, greasy Sub- powder 1-3 parts, aminotriacetic acid sodium 3-5 parts, polyethylene glycol type polyalcohol 1-3 parts, polyoxypropyleneglycol 1-2 parts, polyethylene Alcohol 0.5-1 parts, Sodium Polyacrylate 0.5-1 parts, polyethers defoamer 0.5-1 parts and water 30-32 parts.
Preferably, described new modified polyethers is isoamyl alcohol polyoxyethylene ether.
Preferably, described dispersant is hydroxypropyl methyl cellulose.
Preferably, described intermixture is methylcellulose.
Preferably, described polyethers defoamer is polyoxypropylene ethylene oxide glycerin ether.
Another technical problem to be solved by the invention to provide a kind of preparation method of Concrete synergist, specifically include with Lower step：
1) new modified polyethers 23-25 parts, dispersant 18-20 parts, intermixture 13-15 parts, activated silica are taken in parts by weight It is 8-10 parts, calcium sulfate 8-10 parts, calcium oxide 6-8 parts, land plaster 4-6 parts, powder of lacquer putty for use on 1-3 parts, aminotriacetic acid sodium 3-5 parts, poly- It is ethylene glycol type polyalcohol 1-3 parts, polyoxypropyleneglycol 1-2 parts, polyvinyl alcohol 0.5-1 parts, Sodium Polyacrylate 0.5-1 parts, poly- Ethers defoamer 0.5-1 parts and water 30-32 parts, go the removal of impurity, standby；
2) activated silica, calcium sulfate, calcium oxide, land plaster and powder of lacquer putty for use on are put into grinder respectively and are ground, then 100 mesh sieves are crossed, obtain active silica fine powder, sulfuric acid calcium powder, calcium oxide fine powder, gypsum fine powder and putty fine powder, it is standby；
3) by new modified polyethers and intermixture input mixer, at the same add active silica fine powder that step 2) obtains, Sulfuric acid calcium powder, calcium oxide fine powder, gypsum fine powder and putty fine powder, incorporation time is set as 20-25 minutes, obtains the first mixing Thing, it is standby；
4) the first mixture obtained in step 3) is put into mixer, while adds aminotriacetic acid sodium, poly- second two Alcohol type polyalcohol and polyoxypropyleneglycol, and appropriate water, the temperature of mixer are set as 50-65 DEG C, mixing time 45- 60 minutes, the first stirring thing is obtained, it is standby；
5) intermixture, polyvinyl alcohol, Sodium Polyacrylate, polyethers defoaming are added in the first stirring thing that step 4) obtains Agent and water, the temperature of mixer is set as 85-100 DEG C, mixing time is 1-2 hour, then obtains Concrete synergist, standby With；
6) the Concrete synergist cooled and stored obtained step 5) is divided potting according to quantity after 24 hours by tinning requirement Dress, that is, obtain Concrete synergist finished product.
Beneficial effects of the present invention are：By aminotriacetic acid sodium, polyethylene glycol type polyalcohol, polyoxypropyleneglycol, mixed Mixture, polyvinyl alcohol, Sodium Polyacrylate, polyethers defoamer and water are added in reactor and with 50-100 DEG C of temperature, and are stirred Mix 45-120 minutes, be sufficiently mixed it and react and be made the activator solution that can strengthen concrete gelling performance, and add with Modified polyether be main component and through grinding and cross 100 mesh sieves be used for the ground increase activated silica of concrete strength, calcium sulfate, Calcium oxide, land plaster and powder of lacquer putty for use on, and put into mixer the mixing for carrying out 20-25 minutes, reach one it is comparatively ideal Homogeneous blend, make Concrete synergist that there is higher cohesiveness, so as to help to increase the hydration reaction of concrete, increase The structural strength of concrete.
Embodiment
The preferred embodiments of the present invention are described in detail below so that advantages and features of the invention can be easier to by It will be appreciated by those skilled in the art that apparent clearly defined so as to be made to protection scope of the present invention.
Embodiment 1
The raw material that a kind of Concrete synergist is matched by following parts by weight is made：New modified 23 parts of polyethers, dispersant 18 parts, 13 parts of intermixture, 8 parts of activated silica, 8 parts of calcium sulfate, 6 parts of calcium oxide, 4 parts of land plaster, 1 part of powder of lacquer putty for use on, aminotriacetic acid It is 3 parts of sodium, 1 part of polyethylene glycol type polyalcohol, 1 part of polyoxypropyleneglycol, 0.5 part of polyvinyl alcohol, 0.5 part of Sodium Polyacrylate, poly- 30 parts of 0.5 part of ethers defoamer and water, described new modified polyethers is isoamyl alcohol polyoxyethylene ether, and described dispersant is Hydroxypropyl methyl cellulose, described intermixture are methylcellulose, and described polyethers defoamer is that polyoxypropylene aoxidizes second Alkene glycerin ether.
A kind of preparation method of Concrete synergist, specifically includes following steps：
1) new modified 23 parts of polyethers, 18 parts of dispersant, 13 parts of intermixture, 8 parts of activated silica, calcium sulfate are taken in parts by weight 8 parts, 6 parts of calcium oxide, 4 parts of land plaster, 1 part of powder of lacquer putty for use on, 3 parts of aminotriacetic acid sodium, 1 part of polyethylene glycol type polyalcohol, polyoxygenated 30 parts of 1 part of propylene glycol, 0.5 part of polyvinyl alcohol, 0.5 part of Sodium Polyacrylate, 0.5 part of polyethers defoamer and water, go the removal of impurity, It is standby；
2) activated silica, calcium sulfate, calcium oxide, land plaster and powder of lacquer putty for use on are put into grinder respectively and are ground, then 100 mesh sieves are crossed, obtain active silica fine powder, sulfuric acid calcium powder, calcium oxide fine powder, gypsum fine powder and putty fine powder, it is standby；
3) by new modified polyethers and intermixture input mixer, at the same add active silica fine powder that step 2) obtains, Sulfuric acid calcium powder, calcium oxide fine powder, gypsum fine powder and putty fine powder, incorporation time is set as 20 minutes, obtains the first mixture, it is standby With；
4) in the first mixture input mixer obtained step 3), while aminotriacetic acid sodium, polyethylene glycol are added Type polyalcohol and polyoxypropyleneglycol, and appropriate water, the temperature of mixer is set as 50 DEG C, mixing time is 45 minutes, The first stirring thing is obtained, it is standby；
5) intermixture, polyvinyl alcohol, Sodium Polyacrylate, polyethers defoaming are added in the first stirring thing that step 4) obtains Agent and water, the temperature of mixer is set as 85 DEG C, mixing time is 1 hour, then obtains Concrete synergist, standby；
6) the Concrete synergist cooled and stored for obtaining step 5) 26 hours, then tank is divided according to quantity by tinning requirement Encapsulation, that is, obtain Concrete synergist finished product.
Embodiment 2
The raw material that a kind of Concrete synergist is matched by following parts by weight is made：New modified 24 parts of polyethers, dispersant 19 parts, 14 parts of intermixture, 9 parts of activated silica, 9 parts of calcium sulfate, 7 parts of calcium oxide, 5 parts of land plaster, 2 parts of powder of lacquer putty for use on, aminotriacetic acid 4 parts of sodium, 2 parts of polyethylene glycol type polyalcohol, 1.5 parts of polyoxypropyleneglycol, 0.8 part of polyvinyl alcohol, 0.8 part of Sodium Polyacrylate, 31 parts of 0.8 part of polyethers defoamer and water, described new modified polyethers are isoamyl alcohol polyoxyethylene ether, described dispersant For hydroxypropyl methyl cellulose, described intermixture is methylcellulose, and described polyethers defoamer aoxidizes for polyoxypropylene Ethylene Glycol ether.
A kind of preparation method of Concrete synergist, specifically includes following steps：
1) new modified 24 parts of polyethers, 19 parts of dispersant, 14 parts of intermixture, 9 parts of activated silica, calcium sulfate are taken in parts by weight 9 parts, 7 parts of calcium oxide, 5 parts of land plaster, 2 parts of powder of lacquer putty for use on, 4 parts of aminotriacetic acid sodium, 2 parts of polyethylene glycol type polyalcohol, polyoxygenated 31 parts of 1.5 parts of propylene glycol, 0.8 part of polyvinyl alcohol, 0.8 part of Sodium Polyacrylate, 0.8 part of polyethers defoamer and water, go to clean Matter, it is standby；
2) activated silica, calcium sulfate, calcium oxide, land plaster and powder of lacquer putty for use on are put into grinder respectively and are ground, then 100 mesh sieves are crossed, obtain active silica fine powder, sulfuric acid calcium powder, calcium oxide fine powder, gypsum fine powder and putty fine powder, it is standby；
3) by new modified polyethers and intermixture input mixer, at the same add active silica fine powder that step 2) obtains, Sulfuric acid calcium powder, calcium oxide fine powder, gypsum fine powder and putty fine powder, incorporation time is set as 23 minutes, obtains the first mixture, it is standby With；
4) in the first mixture input mixer obtained step 3), while aminotriacetic acid sodium, polyethylene glycol are added Type polyalcohol and polyoxypropyleneglycol, and appropriate water, the temperature of mixer is set as 60 DEG C, mixing time is 55 minutes, The first stirring thing is obtained, it is standby；
5) intermixture, polyvinyl alcohol, Sodium Polyacrylate, polyethers defoaming are added in the first stirring thing that step 4) obtains Agent and water, the temperature of mixer is set as 90 DEG C, mixing time is 1.5 hours, then obtains Concrete synergist, standby；
6) the Concrete synergist cooled and stored for obtaining step 5) 25 hours, then tank is divided according to quantity by tinning requirement Encapsulation, that is, obtain Concrete synergist finished product.
Embodiment 3
A kind of Concrete synergist, it is characterised in that：The raw material matched by following parts by weight is made：New modified polyethers 25 parts, 20 parts of dispersant, 15 parts of intermixture, 10 parts of activated silica, 10 parts of calcium sulfate, 8 parts of calcium oxide, 6 parts of land plaster, powder of lacquer putty for use on 3 Part, 5 parts of aminotriacetic acid sodium, 3 parts of polyethylene glycol type polyalcohol, 2 parts of polyoxypropyleneglycol, 1 part of polyvinyl alcohol, polyacrylic acid 32 parts of 1 part of sodium, 1 part of polyethers defoamer and water.
A kind of preparation method of Concrete synergist, specifically includes following steps：
1) new modified 25 parts of polyethers, 20 parts of dispersant, 15 parts of intermixture, 10 parts of activated silica, sulfuric acid are taken in parts by weight 10 parts of calcium, 8 parts of calcium oxide, 6 parts of land plaster, 3 parts of powder of lacquer putty for use on, 5 parts of aminotriacetic acid sodium, 3 parts of polyethylene glycol type polyalcohol, polyoxy Change 32 parts of 2 parts of propylene glycol, 1 part of polyvinyl alcohol, 1 part of Sodium Polyacrylate, 1 part of polyethers defoamer and water, go the removal of impurity, it is standby With；
2) activated silica, calcium sulfate, calcium oxide, land plaster and powder of lacquer putty for use on are put into grinder respectively and are ground, then 100 mesh sieves are crossed, obtain active silica fine powder, sulfuric acid calcium powder, calcium oxide fine powder, gypsum fine powder and putty fine powder, it is standby；
3) by new modified polyethers and intermixture input mixer, at the same add active silica fine powder that step 2) obtains, Sulfuric acid calcium powder, calcium oxide fine powder, gypsum fine powder and putty fine powder, incorporation time is set as 25 minutes, obtains the first mixture, it is standby With；
4) in the first mixture input mixer obtained step 3), while aminotriacetic acid sodium, polyethylene glycol are added Type polyalcohol and polyoxypropyleneglycol, and appropriate water, the temperature of mixer is set as 65 DEG C, mixing time is 60 minutes, The first stirring thing is obtained, it is standby；
5) intermixture, polyvinyl alcohol, Sodium Polyacrylate, polyethers defoaming are added in the first stirring thing that step 4) obtains Agent and water, the temperature of mixer is set as 100 DEG C, mixing time is 2 hours, then obtains Concrete synergist, standby；
6) the Concrete synergist cooled and stored for obtaining step 5) 24 hours, then tank is divided according to quantity by tinning requirement Encapsulation, that is, obtain Concrete synergist finished product.
Experimental example
Experimental subjects：Using the Concrete synergist finished product obtained by 1-3 of the embodiment of the present invention as experimental group one, experimental group Two and experimental group three, it is contrast groups one to choose the market common Concrete synergist using polyethers as primary raw material of improving quality, matter The Concrete synergist measured preferably using polyethers as primary raw material is contrast groups two.
Experiment purpose：Test water-reducing rate, Dan degree of falling, workability and the compression strength of each group Concrete synergist.
Experimental method：According to national standard GB/T 50080-2002《Normal concrete is with compound method for testing performance standard》 With national standard GB/T 50081-2002《Standard for test methods of mechanical properties of ordinary concrete》Test each group Concrete synergist Water-reducing rate, Dan degree of falling, workability and compression strength, and record experimental data.
Concrete mix
Concrete test the performance test results
It can be obtained by above experimental result, a kind of Concrete synergist of the invention has good compression strength, divergence And workability, the materials of binder materials in concrete can be effectively reduced, reduce the dosage of folk prescription concrete.
Beneficial effects of the present invention are：By aminotriacetic acid sodium, polyethylene glycol type polyalcohol, polyoxypropyleneglycol, mixed Mixture, polyvinyl alcohol, Sodium Polyacrylate, polyethers defoamer and water are added in reactor and with 50-100 DEG C of temperature, and are stirred Mix 45-120 minutes, be sufficiently mixed it and react and be made the activator solution that can strengthen concrete gelling performance, and add with Modified polyether be main component and through grinding and cross 100 mesh sieves be used for the ground increase activated silica of concrete strength, calcium sulfate, Calcium oxide, land plaster and powder of lacquer putty for use on, and put into mixer the mixing for carrying out 20-25 minutes, reach one it is comparatively ideal Homogeneous blend, make Concrete synergist that there is higher cohesiveness, so as to help to increase the hydration reaction of concrete, increase The structural strength of concrete.
The foregoing is only a specific embodiment of the invention, but protection scope of the present invention is not limited thereto, any The change or replacement expected without creative work, it should all be included within the scope of the present invention.

Claims (6)

  1. A kind of 1. Concrete synergist, it is characterised in that：The raw material matched by following parts by weight is made：New modified polyethers 23-25 parts, dispersant 18-20 parts, intermixture 13-15 parts, activated silica 8-10 parts, calcium sulfate 8-10 parts, calcium oxide 6-8 parts, stone Cream powder 4-6 parts, powder of lacquer putty for use on 1-3 parts, aminotriacetic acid sodium 3-5 parts, polyethylene glycol type polyalcohol 1-3 parts, polyoxypropyleneglycol 1-2 parts, polyvinyl alcohol 0.5-1 parts, Sodium Polyacrylate 0.5-1 parts, polyethers defoamer 0.5-1 parts and water 30-32 parts.
  2. A kind of 2. Concrete synergist as claimed in claim 1, it is characterised in that：Described new modified polyethers is iso-amylene Alcohol APEO.
  3. A kind of 3. Concrete synergist as claimed in claim 1, it is characterised in that：Described dispersant is that hydroxypropyl methyl is fine Dimension element.
  4. A kind of 4. Concrete synergist as claimed in claim 1, it is characterised in that：Described intermixture is methylcellulose.
  5. A kind of 5. Concrete synergist as claimed in claim 1, it is characterised in that：Described polyethers defoamer is polyoxy third Alkene ethylene oxide glycerin ether.
  6. A kind of 6. preparation method of Concrete synergist as claimed in claim 1, it is characterised in that：Specifically include following step Suddenly：
    1) new modified polyethers 23-25 parts, dispersant 18-20 parts, intermixture 13-15 parts, activated silica 8-10 are taken in parts by weight Part, calcium sulfate 8-10 parts, calcium oxide 6-8 parts, land plaster 4-6 parts, powder of lacquer putty for use on 1-3 parts, aminotriacetic acid sodium 3-5 parts, poly- second two Alcohol type polyalcohol 1-3 parts, polyoxypropyleneglycol 1-2 parts, polyvinyl alcohol 0.5-1 parts, Sodium Polyacrylate 0.5-1 parts, polyethers Defoamer 0.5-1 parts and water 30-32 parts, go the removal of impurity, standby；
    2) activated silica, calcium sulfate, calcium oxide, land plaster and powder of lacquer putty for use on are put into grinder respectively and are ground, then cross 100 Mesh sieve, active silica fine powder, sulfuric acid calcium powder, calcium oxide fine powder, gypsum fine powder and putty fine powder are obtained, it is standby；
    3) new modified polyethers and intermixture are put into mixer, while adds active silica fine powder, sulfuric acid that step 2) obtains Calcium powder, calcium oxide fine powder, gypsum fine powder and putty fine powder, incorporation time is set as 20-25 minutes, obtains the first mixture, it is standby With；
    4) in the first mixture input mixer obtained step 3), while it is more to add aminotriacetic acid sodium, polyethylene glycol type First alcohol and polyoxypropyleneglycol, and appropriate water, the temperature of mixer is set as 50-65 DEG C, mixing time is 45-60 points Clock, the first stirring thing is obtained, it is standby；
    5) in the first stirring thing that step 4) obtains add intermixture, polyvinyl alcohol, Sodium Polyacrylate, polyethers defoamer and Water, the temperature of mixer is set as 85-100 DEG C, mixing time is 1-2 hour, obtains Concrete synergist, standby；
    6) the Concrete synergist cooled and stored obtained step 5) is divided potting to fill according to quantity after 24 hours by tinning requirement, Obtain Concrete synergist finished product.
CN201711104818.8A 2017-11-10 2017-11-10 A kind of Concrete synergist Withdrawn CN107739166A (en)

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Application Number Priority Date Filing Date Title
CN201711104818.8A CN107739166A (en) 2017-11-10 2017-11-10 A kind of Concrete synergist

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Publication Number Publication Date
CN107739166A true CN107739166A (en) 2018-02-27

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115417619A (en) * 2022-08-26 2022-12-02 深圳市粤鑫新材料科技有限公司 Concrete internal-doping type self-repairing waterproof agent

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115417619A (en) * 2022-08-26 2022-12-02 深圳市粤鑫新材料科技有限公司 Concrete internal-doping type self-repairing waterproof agent
CN115417619B (en) * 2022-08-26 2023-04-18 深圳市粤鑫新材料科技有限公司 Concrete internal-doping type self-repairing waterproof agent

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