CN106810159B - A kind of production method of gravity flowing levelling mortar terrace - Google Patents
A kind of production method of gravity flowing levelling mortar terrace Download PDFInfo
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- CN106810159B CN106810159B CN201710043683.2A CN201710043683A CN106810159B CN 106810159 B CN106810159 B CN 106810159B CN 201710043683 A CN201710043683 A CN 201710043683A CN 106810159 B CN106810159 B CN 106810159B
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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
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/02—Compositions 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
- C04B28/04—Portland cements
-
- 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
- C04B24/00—Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers
- C04B24/24—Macromolecular compounds
- C04B24/26—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C04B24/2682—Halogen containing polymers, e.g. PVC
-
- 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
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/45—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements
- C04B41/50—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements with inorganic materials
- C04B41/5025—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements with inorganic materials with ceramic materials
- C04B41/5042—Zirconium oxides or zirconates; Hafnium oxides or hafnates
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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
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/60—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone of only artificial stone
- C04B41/61—Coating or impregnation
- C04B41/65—Coating or impregnation with inorganic materials
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/10—Esters
- C08F220/22—Esters containing halogen
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/63—Additives non-macromolecular organic
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/65—Additives macromolecular
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- 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
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/60—Flooring materials
- C04B2111/62—Self-levelling compositions
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
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- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/90—Electrical properties
- C04B2111/92—Electrically insulating materials
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- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
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- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/50—Mortars, concrete or artificial stone characterised by specific physical values for the mechanical strength
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
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- Chemical & Material Sciences (AREA)
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- Structural Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
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- Curing Cements, Concrete, And Artificial Stone (AREA)
- Floor Finish (AREA)
Abstract
A kind of production method of gravity flowing levelling mortar terrace; gravity flowing levelling mortar terrace includes the gravity flowing levelling mortar layer added with levelling agent and insulating protective layer thereon; its production method is the following steps are included: (1) prepares levelling agent: dodecafluoroheptyl methacrylate, perfluor alkyl ethyl acrylate and propylene glycol methyl ether acetate are put into container; it is stirred after solvent is added; excellent mobility initial flow degree 180-195; beginning fluidity 171-180 after twenty minutes, the levelling ground of automatic and accurate.Good caking property, smooth, not hollowing, shrinking percentage 0.02-0.04.Nonhazardous effect itself, solidification is convenient, adhesion strength is strong, shrinkage is low, mechanical property is good, good insulation preformance, stable chemical performance.So non-aging.
Description
Technical field
The production method that the present invention relates to a kind of gravity flowing levelling mortar terrace belongs to floor construction field technical field.
Background technique
Cement flooring and mattess are using a kind of wide traditional ground in China's building ground, it is with surface
It is bright, durable, wear-resisting and famous.But since its construction technology is based on manual operations, quality is affected by human factors
Larger, the common quality defect that uneven surface, hollowing, crack, dusting etc. are difficult to overcome masks the superiority of itself, limits it
A large amount of to use, floor material is a kind of new terrestrial material, suitable for creating the maintenance and renovation of ground surface works or ground surface works.And
It requires mortar to have good mobility, very fast setting rate, intensity with higher.
Summary of the invention
In order to overcome defect of the existing floor material in mobility, setting rate, mechanical strength and insulating properties.The present invention
A kind of production method of gravity flowing levelling mortar terrace is provided, the gravity flowing levelling mortar terrace includes the Self-leveling sand added with levelling agent
Pulp layer and insulating protective layer thereon, production method is the following steps are included: (1) prepares levelling agent: by methacrylic acid 12
Fluorine heptyl ester, perfluor alkyl ethyl acrylate and propylene glycol methyl ether acetate are put into container, are stirred after solvent is added, first
Base dodecafluorhe-ptylacrylate, perfluor alkyl ethyl acrylate, propylene glycol methyl ether acetate and solvent are according to molar ratio 1:1-
1.5:1.5-2:200-250 azodiisobutyronitrile after mixing, is added dropwise into mixed liquor, vacuum outgas is carried out later, in nitrogen
Reaction temperature is set in 60-65 DEG C under gas shielded；Reaction 30-50 minutes, is cooled to room temperature later, stands 1 hour, obtains final
Levelling agent, the production of (2) gravity flowing levelling mortar layer: weighing 10-15 parts of portland cement first, and 2-3 parts of silicon ash, 1-2 parts of bentonite,
10-12 parts of quartz sand, 1-2 parts of redispersable latex powder, 2-3 parts of levelling agent, 0.1-0.5 parts of water-reducing agent, defoaming agent 0.2-0.3
Part, 0.1-0.2 parts of starch ether, 0.1-0.2 parts of sodium citrate, 7-10 parts of water, by above-mentioned mass parts feedstock silicate cement, silicon
Ash, bentonite are added in blender, are stirred 2min, are added levelling agent and water, and 4-8min is stirred, be then added quartz sand and
Redispersable latex powder stirs evenly, and is eventually adding water-reducing agent, defoaming agent, starch ether, and sodium citrate after evenly mixing, obtains
Gravity flowing levelling mortar, gravity flowing levelling mortar, which is equably cast in base, makes its Self-leveling；After gravity flowing levelling mortar solidification；To its carry out
Maintenance, curing temperature are controlled at 20-30 DEG C, are conserved 3-5 days；Obtain Self-leveling screed；(3) coating forms insulating protective layer:
Insulating protective layer is coated in gravity flowing levelling mortar layer surface, after smearing uniformly；It dries in the air under room temperature 12 hours；With obtaining gravity flowing levelling mortar
Level ground.
The production method of the gravity flowing levelling mortar terrace, portland cement are 425 portland cements.
The production method of the gravity flowing levelling mortar terrace, silicon ash average grain diameter is at 0.1-0.2 microns, dioxide-containing silica
Greater than 80 ﹪.
A kind of production method of gravity flowing levelling mortar terrace, the preparation of insulating protective layer coating material: stock weighs first
100-150 parts of raw material acrylic emulsion, 80-90 parts of epoxy resin, 20-30 parts of isocyanates, blanc fixe 50-60
Part, 10-20 parts of graphite, 10-20 parts of zirconia powder, 5-8 parts of dipropylene, 5-6 parts of fatty alcohol polyoxyethylene ether, wetting agent
1-5 parts, 3-4 parts of defoaming agent, 3-4 parts of curing agent, 300-350 parts of solvent；By acrylic emulsion, epoxy resin and isocyanates are put
Enter in mixer after mixing evenly, solvent is added, stir 5-10min, add blanc fixe, graphite, zirconia powder continues
Stirring；It is added dipropylene later, fatty alcohol polyoxyethylene ether, wetting agent, defoaming agent, curing agent stirs evenly.
A kind of production method of the gravity flowing levelling mortar terrace, 110 parts of acrylic emulsion, 83 parts of epoxy resin, isocyanide
27 parts of acid esters, 58 parts of blanc fixe, 15 parts of graphite, 16 parts of zirconia powder, 7 parts of dipropylene, fatty alcohol polyoxyethylene ether 5
Part, 4 parts of wetting agent, 4 parts of defoaming agent, 3 parts of curing agent, 340 parts of solvent.
A kind of production method of gravity flowing levelling mortar terrace, propylene glycol methyl ether acetate and azodiisobutyronitrile rub
You compare 6:1.5.
A kind of production method of gravity flowing levelling mortar terrace, curing temperature are controlled at 20 DEG C, are conserved 5 days.
The invention has the advantages that: gravity flowing levelling mortars of the invention to have construction is simple, convenient and efficient.Satisfactory mechanical property
(compression strength (1d 9.0-10.5MPa) (7d 20.2-23.4MPa) (28d 34.5-36.4MPa)；Flexural strength (1d 3.1-
3.5MPa) (7d 3.7-4.0MPa) (28d 4.3-4.9MPa)；Elasticity modulus 28d 38.2-39.6GPa), excellent mobility
Initial flow degree 180-195, after twenty minutes beginning fluidity 171-180, the levelling ground of automatic and accurate.Good caking property, it is smooth,
Not hollowing, shrinking percentage 0.02-0.04.Nonhazardous effect itself, solidification is convenient, adhesion strength is strong, shrinkage is low, mechanical property is good,
Good insulation preformance, stable chemical performance.So it is non-aging, it surface drying drying time 1 hour, does solid work drying time 18 hours, leads to
The service life of gravity flowing levelling mortar terrace can be extended by crossing coating insulating protective layer.Gravity flowing levelling mortar terrace of the present invention can be used for distribution
Room, power equipment flooring.
Specific embodiment
Embodiment 1
A kind of production method of gravity flowing levelling mortar terrace: gravity flowing levelling mortar terrace includes the Self-leveling sand added with levelling agent
Pulp layer and insulating protective layer thereon, production method the following steps are included:
(1) levelling agent is prepared: by dodecafluoroheptyl methacrylate, perfluor alkyl ethyl acrylate and propylene glycol monomethyl ether
Acetate is put into container, is stirred after solvent is added, dodecafluoroheptyl methacrylate, perfluor alkyl ethide acrylic acid
Ester, propylene glycol methyl ether acetate and solvent are according to molar ratio 1:1:1.5:250, after mixing, azo are added dropwise into mixed liquor
The molar ratio 5:1 of bis-isobutyronitrile, propylene glycol methyl ether acetate and azodiisobutyronitrile, carries out vacuum outgas later, protects in nitrogen
It protects lower reaction temperature and is set in 60-65 DEG C；Reaction 30-50 minutes, is cooled to room temperature later, stands 1 hour, obtains final levelling
Agent.
(2) production of gravity flowing levelling mortar layer: weighing 12 parts of portland cement first, and 3 parts of silicon ash, 2 parts of bentonite, quartz sand
11 parts, 1 part of redispersable latex powder, 3 parts of levelling agent, 0.5 part of water-reducing agent, 0.25 part of defoaming agent, 0.2 part of starch ether, citric acid
0.1 part of sodium, 8 parts of water, by above-mentioned mass parts feedstock silicate cement, silicon ash, bentonite is added in blender, stirs 2min,
Levelling agent and water are added, 4-8min is stirred, quartz sand and redispersable latex powder is then added, stirs evenly, is eventually adding
Water-reducing agent, defoaming agent, starch ether, sodium citrate after evenly mixing, obtain gravity flowing levelling mortar, and gravity flowing levelling mortar is equably cast in
Make its Self-leveling in base；After gravity flowing levelling mortar solidification；It is conserved, curing temperature is controlled at 20-30 DEG C, conserves 3-
5 days；Obtain Self-leveling screed；
(3) coating forms insulating protective layer: stock weighs 110 parts of raw material acrylic emulsion first, epoxy resin
83 parts, 28 parts of isocyanates, 50 parts of blanc fixe, 20 parts of graphite, 15 parts of zirconia powder, 6 parts of dipropylene, poly alkyl alcohol
5.5 parts of ethylene oxide ether, 2 parts of wetting agent, 3 parts of defoaming agent, 4 parts of curing agent, 310 parts of solvent；By acrylic emulsion, epoxy resin and
Isocyanates is put into mixer after mixing evenly, and solvent is added, and is stirred 5-10min, is added blanc fixe, graphite, oxygen
Change zirconium powder to continue to stir；Dipropylene, fatty alcohol polyoxyethylene ether, wetting agent, defoaming agent, curing agent stirring are added later
Uniformly；Insulating protective layer is coated in gravity flowing levelling mortar layer surface, after smearing uniformly；It dries in the air under room temperature 12 hours；Obtain Self-leveling sand
Starch terrace.
Embodiment 2
A kind of production method of the gravity flowing levelling mortar terrace for switchgear house: gravity flowing levelling mortar terrace includes being added with levelling
The gravity flowing levelling mortar layer of agent and insulating protective layer thereon, production method the following steps are included:
(1) levelling agent is prepared: by dodecafluoroheptyl methacrylate, perfluor alkyl ethyl acrylate and propylene glycol monomethyl ether
Acetate is put into container, is stirred after solvent is added, dodecafluoroheptyl methacrylate, perfluor alkyl ethide acrylic acid
Ester, propylene glycol methyl ether acetate and solvent are according to molar ratio 1:1.5:2:200, after mixing, azo are added dropwise into mixed liquor
The molar ratio 6:1 of bis-isobutyronitrile, propylene glycol methyl ether acetate and azodiisobutyronitrile, carries out vacuum outgas later, protects in nitrogen
It protects lower reaction temperature and is set in 60-65 DEG C；Reaction 30-50 minutes, is cooled to room temperature later, stands 1 hour, obtains final levelling
Agent.
(2) production of gravity flowing levelling mortar layer: weighing 14 parts of portland cement first, and 3 parts of silicon ash, 1 part of bentonite, quartz sand
11 parts, 1.5 parts of redispersable latex powder, 2.5 parts of levelling agent, 0.5 part of water-reducing agent, 0.25 part of defoaming agent, 0.2 part of starch ether, lemon
0.1 part of lemon acid sodium, 9 parts of water, by above-mentioned mass parts feedstock silicate cement, silicon ash, bentonite is added in blender, stirring
2min adds levelling agent and water, stirs 4-8min, and quartz sand and redispersable latex powder is then added, stirs evenly, most
After be added water-reducing agent, defoaming agent, starch ether, sodium citrate after evenly mixing, obtains gravity flowing levelling mortar, gravity flowing levelling mortar is equably
Being cast in base makes its Self-leveling；After gravity flowing levelling mortar solidification；It is conserved, curing temperature is controlled at 20-30 DEG C,
Maintenance 3-5 days；Obtain Self-leveling screed；
(3) coating forms insulating protective layer: stock weighs 150 parts of raw material acrylic emulsion first, epoxy resin
83 parts, 25 parts of isocyanates, 58 parts of blanc fixe, 20 parts of graphite, 20 parts of zirconia powder, 7 parts of dipropylene, poly alkyl alcohol
5.5 parts of ethylene oxide ether, 1 part of wetting agent, 4 parts of defoaming agent, 4 parts of curing agent, 340 parts of solvent；By acrylic emulsion, epoxy resin and
Isocyanates is put into mixer after mixing evenly, and solvent is added, and is stirred 5-10min, is added blanc fixe, graphite, oxygen
Change zirconium powder to continue to stir；Dipropylene, fatty alcohol polyoxyethylene ether, wetting agent, defoaming agent, curing agent stirring are added later
Uniformly；Insulating protective layer is coated in gravity flowing levelling mortar layer surface, after smearing uniformly；It dries in the air under room temperature 12 hours；Obtain Self-leveling sand
Starch terrace.
Embodiment 3
A kind of production method of the gravity flowing levelling mortar terrace for power equipment flooring: gravity flowing levelling mortar terrace includes
Gravity flowing levelling mortar layer added with levelling agent and insulating protective layer thereon, production method the following steps are included:
(1) levelling agent is prepared: by dodecafluoroheptyl methacrylate, perfluor alkyl ethyl acrylate and propylene glycol monomethyl ether
Acetate is put into container, is stirred after solvent is added, dodecafluoroheptyl methacrylate, perfluor alkyl ethide acrylic acid
Ester, propylene glycol methyl ether acetate and solvent are according to molar ratio 1:1:2:230, after mixing, azo two are added dropwise into mixed liquor
The molar ratio 7:2 of isobutyronitrile, propylene glycol methyl ether acetate and azodiisobutyronitrile, carries out vacuum outgas, in nitrogen protection later
Lower reaction temperature is set in 60-65 DEG C；Reaction 30-50 minutes, is cooled to room temperature later, stands 1 hour, obtains final levelling
Agent.
(2) production of gravity flowing levelling mortar layer: weighing 13 parts of portland cement first, and 2 parts of silicon ash, 2 parts of bentonite, quartz sand
11 parts, 1 part of redispersable latex powder, 2.5 parts of levelling agent, 0.4 part of water-reducing agent, 0.2 part of defoaming agent, 0.2 part of starch ether, citric acid
0.15 part of sodium, 9 parts of water, by above-mentioned mass parts feedstock silicate cement, silicon ash, bentonite is added in blender, stirs 2min,
Levelling agent and water are added, 4-8min is stirred, quartz sand and redispersable latex powder is then added, stirs evenly, is eventually adding
Water-reducing agent, defoaming agent, starch ether, sodium citrate after evenly mixing, obtain gravity flowing levelling mortar, and gravity flowing levelling mortar is equably cast in
Make its Self-leveling in base；After gravity flowing levelling mortar solidification；It is conserved, curing temperature is controlled at 20-30 DEG C, conserves 3-
5 days；Obtain Self-leveling screed；
(3) coating forms insulating protective layer: stock weighs 120 parts of raw material acrylic emulsion first, epoxy resin
85 parts, 22 parts of isocyanates, 56 parts of blanc fixe, 15 parts of graphite, 15 parts of zirconia powder, 7 parts of dipropylene, poly alkyl alcohol
5 parts of ethylene oxide ether, 4 parts of wetting agent, 3 parts of defoaming agent, 4 parts of curing agent, 330 parts of solvent；By acrylic emulsion, epoxy resin and different
Cyanate is put into mixer after mixing evenly, and solvent is added, and stirs 5-10min, adds blanc fixe, graphite, oxidation
Zirconium powder continues to stir；Dipropylene is added later, fatty alcohol polyoxyethylene ether, wetting agent, defoaming agent, curing agent stirring is
It is even；Insulating protective layer is coated in gravity flowing levelling mortar layer surface, after smearing uniformly；It dries in the air under room temperature 12 hours；Obtain gravity flowing levelling mortar
Terrace.
Embodiment 4
A kind of production method of gravity flowing levelling mortar terrace: gravity flowing levelling mortar terrace includes the Self-leveling sand added with levelling agent
Pulp layer and insulating protective layer thereon, production method the following steps are included:
(1) levelling agent is prepared: by dodecafluoroheptyl methacrylate, perfluor alkyl ethyl acrylate and propylene glycol monomethyl ether
Acetate is put into container, is stirred after solvent is added, dodecafluoroheptyl methacrylate, perfluor alkyl ethide acrylic acid
Ester, propylene glycol methyl ether acetate and solvent are according to molar ratio 1:1.5:1.5:230, after mixing, are added dropwise into mixed liquor even
The molar ratio 5:2 of nitrogen bis-isobutyronitrile, propylene glycol methyl ether acetate and azodiisobutyronitrile, carries out vacuum outgas, in nitrogen later
Lower reaction temperature is protected to be set in 60-65 DEG C；Reaction 30-50 minutes, is cooled to room temperature later, stands 1 hour, is finally flowed
Flat agent.
(2) production of gravity flowing levelling mortar layer: weighing 11 parts of portland cement first, and 3 parts of silicon ash, 1.5 parts of bentonite, quartz
11 parts of sand, 2 parts of redispersable latex powder, 2.5 parts of levelling agent, 0.2 part of water-reducing agent, 0.25 part of defoaming agent, 0.1 part of starch ether, lemon
0.2 part of lemon acid sodium, 9 parts of water, by above-mentioned mass parts feedstock silicate cement, silicon ash, bentonite is added in blender, stirring
2min adds levelling agent and water, stirs 4-8min, and quartz sand and redispersable latex powder is then added, stirs evenly, most
After be added water-reducing agent, defoaming agent, starch ether, sodium citrate after evenly mixing, obtains gravity flowing levelling mortar, gravity flowing levelling mortar is equably
Being cast in base makes its Self-leveling；After gravity flowing levelling mortar solidification；It is conserved, curing temperature is controlled at 20-30 DEG C,
Maintenance 3-5 days；Obtain Self-leveling screed；
(3) coating forms insulating protective layer: stock weighs 110 parts of raw material acrylic emulsion first, epoxy resin
85 parts, 25 parts of isocyanates, 54 parts of blanc fixe, 19 parts of graphite, 15 parts of zirconia powder, 8 parts of dipropylene, poly alkyl alcohol
6 parts of ethylene oxide ether, 4 parts of wetting agent, 3 parts of defoaming agent, 3.5 parts of curing agent, 320 parts of solvent；By acrylic emulsion, epoxy resin and
Isocyanates is put into mixer after mixing evenly, and solvent is added, and is stirred 5-10min, is added blanc fixe, graphite, oxygen
Change zirconium powder to continue to stir；Dipropylene, fatty alcohol polyoxyethylene ether, wetting agent, defoaming agent, curing agent stirring are added later
Uniformly；Insulating protective layer is coated in gravity flowing levelling mortar layer surface, after smearing uniformly；It dries in the air under room temperature 12 hours；Obtain Self-leveling sand
Starch terrace.
Embodiment 5
A kind of production method of gravity flowing levelling mortar terrace: gravity flowing levelling mortar terrace includes the Self-leveling sand added with levelling agent
Pulp layer and insulating protective layer thereon, production method the following steps are included:
(1) levelling agent is prepared: by dodecafluoroheptyl methacrylate, perfluor alkyl ethyl acrylate and propylene glycol monomethyl ether
Acetate is put into container, is stirred after solvent is added, dodecafluoroheptyl methacrylate, perfluor alkyl ethide acrylic acid
Ester, propylene glycol methyl ether acetate and solvent are according to molar ratio 1:1:2:240, after mixing, azo two are added dropwise into mixed liquor
The molar ratio 7:1.5 of isobutyronitrile, propylene glycol methyl ether acetate and azodiisobutyronitrile, carries out vacuum outgas later, protects in nitrogen
It protects lower reaction temperature and is set in 60-65 DEG C；Reaction 30-50 minutes, is cooled to room temperature later, stands 1 hour, obtains final levelling
Agent.
(2) production of gravity flowing levelling mortar layer: weighing 13 parts of portland cement first, and 3 parts of silicon ash, 1 part of bentonite, quartz sand
11 parts, 1.5 parts of redispersable latex powder, 3 parts of levelling agent, 0.3 part of water-reducing agent, 0.2 part of defoaming agent, 0.2 part of starch ether, citric acid
0.1 part of sodium, 10 parts of water, by above-mentioned mass parts feedstock silicate cement, silicon ash, bentonite is added in blender, stirs 2min,
Levelling agent and water are added, 4-8min is stirred, quartz sand and redispersable latex powder is then added, stirs evenly, is eventually adding
Water-reducing agent, defoaming agent, starch ether, sodium citrate after evenly mixing, obtain gravity flowing levelling mortar, and gravity flowing levelling mortar is equably cast in
Make its Self-leveling in base；After gravity flowing levelling mortar solidification；It is conserved, curing temperature is controlled at 20-30 DEG C, conserves 3-
5 days；Obtain Self-leveling screed；
(3) coating forms insulating protective layer: stock weighs 110 parts of raw material acrylic emulsion first, epoxy resin
85 parts, 25 parts of isocyanates, 50 parts of blanc fixe, 12 parts of graphite, 17 parts of zirconia powder, 6 parts of dipropylene, poly alkyl alcohol
5.5 parts of ethylene oxide ether, 4 parts of wetting agent, 3.5 parts of defoaming agent, 3 parts of curing agent, 300 parts of solvent；By acrylic emulsion, epoxy resin
It is put into mixer after mixing evenly with isocyanates, solvent is added, stirred 5-10min, add blanc fixe, graphite,
Zirconia powder continues to stir；It is added dipropylene later, fatty alcohol polyoxyethylene ether, wetting agent, defoaming agent, curing agent stirs
It mixes uniformly；Insulating protective layer is coated in gravity flowing levelling mortar layer surface, after smearing uniformly；It dries in the air under room temperature 12 hours；Obtain Self-leveling
Mortar terrace.
Table 1 is embodiment performance indexes
Initial flow degree 180-195, after twenty minutes beginning fluidity 171-180, compression strength (1d 9.0-10.5MPa) (7d
20.2-23.4MPa) (28d 34.5-36.4MPa)；Flexural strength (1d 3.1-3.5MPa) (7d 3.7-4.0MPa) (28d
4.3-4.9MPa)；Elasticity modulus 28d 38.2-39.6Gpa；Shrinking percentage 0.02-0.04
%
Table 2 is insulating protective layer the performance test results
| Performance indexes | Insulating protective layer of the present invention |
| Insulating properties | Good insulation properties |
| Surface drying drying time | 1 hour |
| Do solid work drying time | 18 hours |
| Adhesive force | 0 grade |
| Impact resistance cm | 50 pass through |
| Pencil hardness | 2H |
| Wear resistance (750/500r) g | 0.10 |
| Resistance to 10% sulfuric acid | 50 days surface damages |
| Resistance to 10% sodium hydroxide | 15 days surface damages |
Claims (1)
1. a kind of production method of gravity flowing levelling mortar terrace, gravity flowing levelling mortar terrace includes the gravity flowing levelling mortar added with levelling agent
Layer and insulating protective layer thereon, production method is the following steps are included: (1) prepares levelling agent: by ten difluoro of methacrylic acid
Heptyl ester, perfluor alkyl ethyl acrylate and propylene glycol methyl ether acetate are put into container, are stirred after solvent is added, methyl
Dodecafluorhe-ptylacrylate, perfluor alkyl ethyl acrylate, propylene glycol methyl ether acetate and solvent are according to molar ratio 1:1-
1.5:1.5-2:200-250 azodiisobutyronitrile after mixing, is added dropwise into mixed liquor, vacuum outgas is carried out later, in nitrogen
Reaction temperature is set in 60-65 DEG C under gas shielded；Reaction 30-50 minutes, is cooled to room temperature later, stands 1 hour, obtains final
Levelling agent, the production of (2) gravity flowing levelling mortar layer: weighing 10-15 parts of portland cement first, and 2-3 parts of silicon ash, 1-2 parts of bentonite,
10-12 parts of quartz sand, 1-2 parts of redispersable latex powder, 2-3 parts of levelling agent, 0.1-0.5 parts of water-reducing agent, defoaming agent 0.2-0.3
Part, 0.1-0.2 parts of starch ether, 0.1-0.2 parts of sodium citrate, 7-10 parts of water, by above-mentioned mass parts feedstock silicate cement, silicon
Ash, bentonite are added in blender, are stirred 2min, are added levelling agent and water, and 4-8min is stirred, be then added quartz sand and
Redispersable latex powder stirs evenly, and is eventually adding water-reducing agent, defoaming agent, starch ether, and sodium citrate after evenly mixing, obtains
Gravity flowing levelling mortar, gravity flowing levelling mortar, which is equably cast in base, makes its Self-leveling；After gravity flowing levelling mortar solidification；To its carry out
Maintenance, curing temperature are controlled at 20-30 DEG C, are conserved 3-5 days；Obtain Self-leveling screed；(3) coating forms insulating protective layer:
Insulating protective layer is coated in gravity flowing levelling mortar layer surface, after smearing uniformly；It dries in the air under room temperature 12 hours；With obtaining gravity flowing levelling mortar
Level ground；Wherein insulating protective layer coating material weighs 100-150 parts of raw material acrylic emulsion the preparation method comprises the following steps: stocking up first,
80-90 parts of epoxy resin, 20-30 parts of isocyanates, 50-60 parts of blanc fixe, 10-20 parts of graphite, 10-20 parts of zirconia powder,
5-8 parts of dipropylene, 5-6 parts of fatty alcohol polyoxyethylene ether, 1-5 parts of wetting agent, 3-4 parts of defoaming agent, 3-4 parts of curing agent,
300-350 parts of solvent；By acrylic emulsion, epoxy resin and isocyanates are put into mixer after mixing evenly, are added molten
Agent stirs 5-10min, adds blanc fixe, graphite, zirconia powder continues to stir；Dipropylene is added later, fat
Alcohol polyoxyethylene ether, wetting agent, defoaming agent, curing agent stir evenly.
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| CN201811110184.1A CN108929089B (en) | 2017-01-21 | 2017-01-21 | Manufacturing method of self-leveling mortar terrace for power distribution room |
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| CN108861018A (en) * | 2018-05-21 | 2018-11-23 | 地坪之家科技集团成都有限公司 | Mortar terrace coating construction material assembled package method |
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| CN109111151B (en) * | 2018-09-12 | 2021-01-08 | 中国建材检验认证集团厦门宏业有限公司 | Cement self-leveling agent and preparation method thereof |
| CN109896806A (en) * | 2019-04-17 | 2019-06-18 | 广东中人岩土工程有限公司 | A kind of mill tailings gravity flowing levelling mortar and preparation method thereof |
| CN114215305A (en) * | 2021-01-22 | 2022-03-22 | 郭智霖 | Manufacturing method of self-leveling mortar terrace |
| CN112794693B (en) * | 2021-02-22 | 2022-06-14 | 湖北联诺建设有限公司 | Internal curing self-leveling mortar |
| CN114804724B (en) * | 2022-05-06 | 2022-10-25 | 江苏砺彩砂品新材料有限公司 | Manufacturing method of self-leveling mortar terrace |
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| CN108929089B (en) | 2020-11-10 |
| CN108929089A (en) | 2018-12-04 |
| CN106810159A (en) | 2017-06-09 |
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