CN104761215B - A kind of quick-drying fast gravity die polymer cement waterproof slurry and preparation method thereof - Google Patents
A kind of quick-drying fast gravity die polymer cement waterproof slurry and preparation method thereof Download PDFInfo
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Abstract
Building water-proof field of material technology of the present invention, is specifically related to a kind of quick-drying fast gravity die polymer cement waterproof slurry and preparation method thereof.This quick-drying fast gravity die polymer cement waterproof slurry, including liquid material and powder, the weight ratio of liquid material and powder is 1:3 4, described liquid material is made up of the raw material of following parts by weight: polymer emulsion 35 50 parts, defoamer 0.05 0.2 parts, and described powder is made up of the raw material of following parts by weight: 42.5 grades of sulphate aluminium cements 30 60 parts, 70 200 mesh quartz sand 35 60 parts, 320 mesh ground calcium carbonate 0 10 parts.The product setting rate of the present invention is fast, and early strength is high, and water resistance is good in early days, can carry out water-storing test in advance thus the reduction of erection time, and high with base material adhesion strength, and environmental protection etc. can be used for waterproof, the leakproof of wide variety of substrates and building wall.
Description
(1) technical field
Building water-proof field of material technology of the present invention, is specifically related to a kind of quick-drying fast gravity die polymer cement waterproof slurry
And preparation method thereof.
(2) background technology
Polymer cement waterproof slurry has good flowing properties, strong with basic unit coagulability, and impermeabilisation pressure is high, good endurance
Etc. performance, belong to aqueous, environmental protective material, be normally used for the engineering such as waterproof and dampproof of building.But, traditional polymer changes
Property cement-based waterproof slurry, can not meet the requirement of rapid construction, construction has been brushed after needing cement solidification by the time 3 days and just can have been done
Water-storing test, carries out next road technique after acceptance(check).With sulphate aluminium cement for host inorganic Binder Materials, add cement early
Strong agent and retarder so that it is fast setting, have simultaneously and can guarantee that certain flowing time and engineering time, after slurry solidification
Carry out water-storing test.Thus improve efficiency of construction, it may also be used in salvaging, widen polymer cement waterproof slurry
Range.
CN102503300 discloses a kind of single polymer cement mortar material, by Portland cement, dispersibles
Latex powder, cellulose ether, silicon ash, water reducer, defoamer and filler are constituted, and wherein polymer dispersion powder is glass transition temperature
It it is the SB of 16 DEG C.CN103224366 discloses a kind of single polymer cement containing micro-crystal powder to be prevented
Water slurry, adds the micro-crystal powder that chemical composition is silicon dioxide, aluminium sesquioxide in polymer cement waterproof slurry, improves
The anti-permeability performance of waterproofing slurry and mechanical property.CN102627432 discloses a kind of polymer-modified cement waterproofing mortar, logical
Cross its flexility that improves of liquid, the group/composition of powder and proportioning thereof in its double-component.But during reality,
Moisture content in waterproof material is quickly absorbed by basic unit or vapors away, and the aquation of cement is insufficient causes intensity low, and water resistance is poor.
And not using quick-drying fast hard technology, firm time extends, and the construction period extends.
(3) summary of the invention
The present invention is in order to make up the deficiencies in the prior art, it is provided that a kind of quick-drying fast gravity die polymer cement waterproof slurry and
Its preparation method, this product invention for the quick-drying fast hard technology of polymer cement waterproof slurry, solves currently used poly-
Present in compound cement water-proof slurry, early strength is low and the problem such as construction period length, well balances constructing of material
Time and the performance of rapid condensation hardening, substantially reduce the duration, save cost of labor.Meanwhile, quick-drying fast hard technology makes
Strong gain in strength morning of waterproofing slurry is fast, and water resistance is also greatly improved.
The present invention is achieved through the following technical solutions:
A kind of quick-drying fast gravity die polymer cement waterproof slurry, it is characterized in that and includes liquid material and powder, liquid material and
The weight ratio of powder is 1:3-4,
Wherein,
Described liquid material is made up of the raw material of following parts by weight:
Polymer emulsion 35-50 part
Defoamer 0.05-0.2 part
Preservative 0.01-0.05 part
Water 49.96-64.75 part
Described powder is made up of the raw material of following parts by weight:
42.5 grades of sulphate aluminium cement 30-60 parts
70-200 mesh quartz sand 35-60 part
320 mesh ground calcium carbonate 0-10 parts
Early strength agent 0.05-0.3 part
Retarder 0.05-0.25 part
Calcium oxide 0.5-2 part
Cellulose ether 0.05-0.3 part
Powdery water-reducing agent 0.05-0.5 part.
The quick-drying fast gravity die polymer cement waterproof slurry of the present invention, described polymer emulsion be polyacrylate dispersion,
Interpolymer latex of polystyrene and acrylic ester, butadiene-styrene copolymer emulsion or the mixture of both the above polymer emulsion；Institute
Stating early strength agent is the one in lithium carbonate, lithium chloride；Described retarder includes citric acid, sodium citrate, tartaric acid, tartaric acid
One or both mixture in sodium, sodium gluconate；Described cellulose ether is hydroxyethyl ether cellulose or methylcellulose
Ether, viscosity is at 10000mPas-50000mPas；Described powdery water-reducing agent is polycarboxylate water-reducer or sulfonated melamine efficiently subtracts
One or both mixture in water preparation or naphthalene sulfonate water reducer.
The preparation method of the quick-drying fast gravity die polymer cement waterproof slurry described in a kind of basis, comprises the following steps:
(1) material of following deal is weighed: polymer emulsion, defoamer, preservative, water；
(2) material of following deal is weighed: sulphate aluminium cement, quartz sand, ground calcium carbonate, early strength agent, retarder, oxygen
Change calcium, cellulose ether, powdery water-reducing agent；
(3) material in step (2) is gradually added into the material in step (1) under stirring, stirring, formed quick-drying soon
Gravity die polymer cement waterproof slurry.
The preparation method of the quick-drying fast gravity die polymer cement waterproof slurry of the present invention, mixing time is 3 minutes.
Beneficial effects of the present invention: the quick-drying fast gravity die polymer waterproofing slurry using the present invention to provide not only makes construction work
Phase is greatly shortened, and solves early stage and the soaked problem felt like jelly of middle and late stage, improves the resistance to water of waterproof coating and impervious
Performance thoroughly.The product setting rate of the present invention is fast, and early strength is high, and water resistance is good in early days, can carry out in advance water-storing test from
And the reduction of erection time, and high with base material adhesion strength, environmental protection etc., can be used for waterproof, the leakproof of wide variety of substrates and building wall.
(4) detailed description of the invention
Embodiment 1
The liquid material of the present embodiment and the part by weight of powder are 1:3.3, and wherein each matter percentage of liquid material component is
Polyacrylate dispersion 35%
Defoamer Foamaster A10 0.2%
Preservative MV 0.02%
Water 64.78%
The each matter percentage of powder component is
42.5 grades of sulphate aluminium cements 49.65%
70-200 mesh quartz sand 44%
320 mesh ground calcium carbonate 5%
Lithium carbonate 0.25%
Calcium oxide 0.5%
Citric acid 0.2%
Hydroxyethyl ether cellulose 0.1%
Sulfonated melamine high efficiency water reducing agent 0.3%.
The glass transition temperature of described polyacrylate dispersion is 10 DEG C, mean diameter 180nm；Sulphate aluminium cement is
42.5 grades of quick hardening sulphoaluminate cements that Shijiazhuang City Xun Ta special cement company limited produces；Cellulose ether is Bayer AG
Walocel MKX 10000；Powdery water-reducing agent is the Melment F10 of BASF AG.
The test performance of the present embodiment is: can be 60 minutes the engineering time；3 hours rupture strength 3.2Mpa, comprcssive strength
9.5Mpa；Water-storing test, ne-leakage after 24 hours is i.e. carried out after 3 hours；Other performances meet standard JC/T 2090-2011.
Embodiment 2
The liquid material of the present embodiment and the part by weight of powder are 1:4, and wherein each matter percentage of liquid material component is
Butadiene-styrene copolymer emulsion 40%
Defoamer Foamaster A10 0.1%
Preservative MV 0.01%
Water 59.89%
The each matter percentage of powder component is
42.5 grades of sulphate aluminium cements 34.9%
70-200 mesh quartz sand 54%
320 mesh ground calcium carbonate 10%
Lithium chloride 0.1%
Calcium oxide 0.5%
Tartaric acid 0.2%
Methyl cellulose ether 0.1%
Polycarboxylate water-reducer 0.2%.
The glass transition temperature of described butadiene-styrene copolymer emulsion is 15 DEG C, mean diameter 180nm；Sulfur aluminic acid
Salt cement is 42.5 grades of quick hardening sulphoaluminate cements that Shijiazhuang City Xun Ta special cement company limited produces；Cellulose ether is for visiing
The Walocel MKX 25000 of your company；Polycarboxylate water-reducer is the Melflux 2651 of BASF AG.
The test performance of the present embodiment is: can be 60 minutes the engineering time；5 hours rupture strength 5.3Mpa, comprcssive strength
16.7Mpa；Water-storing test, ne-leakage after 24 hours is i.e. carried out after 5 hours；Other performances meet standard JC/T 2090-2011.
Embodiment 3
The liquid material of the present embodiment and the part by weight of powder are 1:3, and wherein each matter percentage of liquid material component is
Butadiene-styrene copolymer emulsion 50%
Defoamer Foamaster A10 0.05%
Preservative MV 0.05%
Water 49.9%
The each matter percentage of powder component is
42.5 grades of sulphate aluminium cements 60%
70-200 mesh quartz sand 35%
320 mesh ground calcium carbonate 2.35%
Lithium chloride 0.05%
Calcium oxide 2%
Sodium citrate 0.05%
Methyl cellulose ether 0.05%
Naphthalene sulfonate water reducer 0.5%.
The test performance of the present embodiment is: can be 60 minutes the engineering time；5 hours rupture strength 4.5Mpa, comprcssive strength
14.9Mpa；Water-storing test, ne-leakage after 24 hours is i.e. carried out after 5 hours；Other performances meet standard JC/T 2090-2011.
Embodiment 4
The liquid material of the present embodiment and the part by weight of powder are 1:3, and wherein each matter percentage of liquid material component is
Polyacrylate dispersion 25%, interpolymer latex of polystyrene and acrylic ester 15%
Defoamer Foamaster A10 0.15%
Preservative MV 0.03%
Water 59.82%
The each matter percentage of powder component is
42.5 grades of sulphate aluminium cements 30%
70-200 mesh quartz sand 60%
320 mesh ground calcium carbonate 7.69%
Lithium chloride 0.23%
Calcium oxide 1.5%
Sodium tartrate 0.25%
Methyl cellulose ether 0.3%
Sulfonated melamine high efficiency water reducing agent 0.01%, naphthalene sulfonate water reducer 0.02%.
The test performance of the present embodiment is: can be 45 minutes the engineering time；3 hours rupture strength 5.1Mpa, comprcssive strength
15.8Mpa；Water-storing test, ne-leakage after 24 hours is i.e. carried out after 3 hours；Other performances meet standard JC/T 2090-2011.
Embodiment 5
The liquid material of the present embodiment and the part by weight of powder are 1:3.5, and wherein each matter percentage of liquid material component is
Interpolymer latex of polystyrene and acrylic ester 20%, butadiene-styrene copolymer emulsion 25%
Defoamer Foamaster A10 0.2%
Preservative MV 0.03%
Water 54.77%
The each matter percentage of powder component is
42.5 grades of sulphate aluminium cements 45%
70-200 mesh quartz sand 52.35%
Lithium carbonate 0.3%
Calcium oxide 1.5%
Sodium gluconate 0.25%
Hydroxyethyl ether cellulose 0.3%
Polycarboxylate water-reducer 0. 2%, sulfonated melamine high efficiency water reducing agent 0.1%.
The test performance of the present embodiment is: can be 45 minutes the engineering time；4 hours rupture strength 4.2Mpa, comprcssive strength
12.2Mpa；Water-storing test, ne-leakage after 24 hours is i.e. carried out after 4.5 hours；Other performances meet standard JC/T 2090-
2011。
Embodiment 6
The liquid material of the present embodiment and the part by weight of powder are 1:3.5, and wherein each matter percentage of liquid material component is
Interpolymer latex of polystyrene and acrylic ester 20%, butadiene-styrene copolymer emulsion 25%
Defoamer Foamaster A10 0.2%
Preservative MV 0.03%
Water 54.77%
The each matter percentage of powder component is
42.5 grades of sulphate aluminium cements 45%
70-200 mesh quartz sand 51.7%
Lithium carbonate 0.3%
Calcium oxide 2%
Sodium gluconate 0.1%, citric acid 0.1%
Hydroxyethyl ether cellulose 0.3%
Naphthalene sulfonate water reducer 0. 2%, sulfonated melamine high efficiency water reducing agent 0.3%.
The test performance of the present embodiment is: can be 45 minutes the engineering time；4 hours rupture strength 4.4Mpa, comprcssive strength
13.7Mpa；Water-storing test, ne-leakage after 24 hours is i.e. carried out after 4.5 hours；Other performances meet standard JC/T 2090-
2011。
Claims (2)
1. a quick-drying fast gravity die polymer cement waterproof slurry, it is characterised in that: include liquid material and powder, liquid material and powder
Weight ratio is 1:3-4,
Wherein,
Described liquid material is made up of the raw material of following parts by weight:
Polymer emulsion 35-50 part
Defoamer 0.05-0.2 part
Preservative 0.01-0.05 part
Water 49.96-64.75 part
Described powder is made up of the raw material of following parts by weight:
42.5 grades of sulphate aluminium cement 30-60 parts
70-200 mesh quartz sand 35-60 part
320 mesh ground calcium carbonate 0-10 parts
Early strength agent 0.05-0.3 part
Retarder 0.05-0.25 part
Calcium oxide 0.5-2 part
Cellulose ether 0.05-0.3 part
Powdery water-reducing agent 0.05-0.5 part,
Described polymer emulsion is polyacrylate dispersion, interpolymer latex of polystyrene and acrylic ester, butadiene-styrene copolymer
Emulsion or the mixture of both the above polymer emulsion；Described early strength agent is the one in lithium carbonate, lithium chloride；Described retarder
Including one or both mixture in citric acid, sodium citrate, tartaric acid, sodium tartrate, sodium gluconate；Described cellulose
Ether is hydroxyethyl ether cellulose or methyl cellulose ether, and viscosity is at 10000mPas-50000mPas；Described powdery water-reducing agent is
One or both mixture in polycarboxylate water-reducer or sulfonated melamine high efficiency water reducing agent or naphthalene sulfonate water reducer,
The preparation method of described quick-drying fast gravity die polymer cement waterproof slurry, comprises the following steps:
(1) material of following deal is weighed: polymer emulsion, defoamer, preservative, water；
(2) material of following deal is weighed: sulphate aluminium cement, quartz sand, ground calcium carbonate, early strength agent, retarder, oxidation
Calcium, cellulose ether, powdery water-reducing agent；
(3) material in step (2) is gradually added into the material in step (1) under stirring, stirring, forms quick-drying fast gravity die
Polymer cement waterproof slurry.
The preparation method of quick-drying fast gravity die polymer cement waterproof slurry the most according to claim 1, it is characterised in that: stir
The time of mixing is 3 minutes.
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| CN102674769A (en) * | 2009-07-02 | 2012-09-19 | 余春冠 | Waterproof gum for stone |
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