CN107129256A - A kind of preparation method of water-proof cement material - Google Patents
A kind of preparation method of water-proof cement material Download PDFInfo
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- CN107129256A CN107129256A CN201710428199.1A CN201710428199A CN107129256A CN 107129256 A CN107129256 A CN 107129256A CN 201710428199 A CN201710428199 A CN 201710428199A CN 107129256 A CN107129256 A CN 107129256A
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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
- C04B28/24—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 alkyl, ammonium or metal silicates; containing silica sols
- C04B28/26—Silicates of the alkali metals
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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
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00008—Obtaining or using nanotechnology related materials
-
- 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
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/20—Resistance against chemical, physical or biological attack
- C04B2111/27—Water resistance, i.e. waterproof or water-repellent materials
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
A kind of preparation method of water-proof cement material, comprises the following steps：The first, quartz sand and sodium metasilicate are added to the moisture being heated in reactor inside 150 180 DEG C of removings；2nd, quartz sand and sodium metasilicate are ground, grain fineness is reached 100 150 μm；3rd, modified methacrylic acid ethyl ester emulsion is added into quartz sand and sodium metasilicate, continues to be warming up to 200 250 DEG C, and is stirred, mixture one is made；4th, ammonium polyacrylate, silicone oil, levelling agent, wetting agent are added into mixture one, temperature control melts mixing to each composition in 80 90 DEG C of stirrings, obtains mixture two completely；5th, added into mixture two and add nanoscale talcum powder, powdered whiting and Portland cement after high-temperature resin and tackifying resin stirring and dissolving and heat and stir, after cooling.The cement water-proof function admirable of the present invention, and preparation method is simple, lower cost for material, is adapted to industrialization large-scale production.
Description
Technical field
The invention belongs to waterproof material technical field, and in particular to a kind of preparation method of water-proof cement material.
Background technology
Concrete is the most frequently used construction material in modern architecture, because concrete is substantially a kind of porous material,
Unavoidably there is micropore and micro-crack in its surface.These faults of construction penetrate into inside concrete for hydrone and provide passage.
In addition, the thermal cracking that concrete surface moisture evaporation is produced in the plastic stage contraction fissure and hardening phase are produced also can
Increase the seepage of water of concrete.Waterproof material can effectively prevent infiltration of the moisture in concrete, greatly improve concrete
Durability.
Current waterproof material mainly has two major classes：One class is polyurethanes water-repellent paint, using polyurethane as basis, coal
The additive such as tar and pitch is made, and this kind of material film is fine and close, and water resistance is good, but containing many toxic solvents, during construction
Smell is larger.Another kind of is polymer cement-base waterproof coating, and this water-repellent paint is combined by organic liquid material and inorganic powder
Water-repellent paint, flexibility and the rigidity of cement of polymer became one so that it is impervious with stability in terms of table
It is existing excellent, and asepsis environment-protecting.
The content of the invention
It is an object of the invention to provide a kind of preparation method of water-proof cement material, cement water-proof performance of the invention
It is excellent, and preparation method is simple, lower cost for material, is adapted to industrialization large-scale production.
The invention provides following technical scheme：
A kind of preparation method of water-proof cement material, comprises the following steps：
The first, quartz sand and sodium metasilicate are added to the moisture being heated in reactor inside 150-180 DEG C of removing；
2nd, quartz sand and sodium metasilicate are ground, grain fineness is reached 100-150 μm；
3rd, modified methacrylic acid ethyl ester emulsion is added into quartz sand and sodium metasilicate, continues to be warming up to 200-250 DEG C, and stir
Mix uniform, mixture one is made；
4th, into mixture one add ammonium polyacrylate, silicone oil, levelling agent, wetting agent, temperature control 80-90 DEG C stirring to it is each into
Divide and melt mixing completely, obtain mixture two；
5th, nanoscale talcum powder, heavy carbon are added after adding high-temperature resin and tackifying resin stirring and dissolving into mixture two
Sour calcium and Portland cement are heated and stirred, after cooling.
It is preferred that, the cement material includes the raw material of following parts by weight：15-25 parts of quartz sand, 20-30 parts of sodium metasilicate,
10-25 parts of modified methacrylic acid ethyl ester emulsion, 10-20 parts of ammonium polyacrylate, 20-25 parts of silicone oil, 8-10 parts of levelling agent, wetting
10-12 parts of agent, 10-15 parts of high-temperature resin, 10-14 parts of tackifying resin, 20-25 parts of nanoscale talcum powder, powdered whiting 18-26
10-20 parts of part and Portland cement.
It is preferred that, the preparation method of the modified methacrylic acid ethyl ester emulsion of the step 3 is：Emulsifying agent is added into water
In, 20-30min is stirred with 100-150r/min speed, EMA is added, continues to stir 10-15min, adds
Vinyl silanes, are warming up to 100-120 DEG C, with 150-200r/min speed insulated and stirred 30-50min, add initiator, after
Continuous stirring 15-25min obtains modified methacrylic acid ethyl ester emulsion.
It is preferred that, the emulsifying agent is diglycerol polypropylene glycol ether and OP-10 mixture.
It is preferred that, the weight ratio of the diglycerol polypropylene glycol ether and OP-10 is 1:5.
It is preferred that, the initiator is ammonium sulfate or sodium peroxydisulfate.
It is preferred that, the emulsifying agent and initiator account for the 10-15% and 8- of modified methacrylic acid ethyl ester quality of the emulsion respectively
12%。
It is preferred that, the particle diameter of the powdered whiting of the step 5 is 15-25 μm.
The beneficial effects of the invention are as follows：
When the sodium metasilicate that the present invention is selected meets water, sodium metasilicate reaches hole with water, and the gel and crystal of formation block hole, i.e.,
Make water destruct gel structure, gel meet water also can expansion blockage hole, as long as and sodium metasilicate does not have depleted, crystal
It will be continuously generated, constantly block hole, sodium metasilicate can not only greatly increase the impermeability of the present invention, and increasing over time
Long, in the presence of water, impervious effect can become better and better, increase the penetration depth of the present invention, and effectively improve
Cohesive force, compactness, pliability, corrosion resistance and the mechanical performance of the present invention.
The cement water-proof function admirable of the present invention, and preparation method is simple, lower cost for material, is adapted to the big rule of industrialization
Mould is produced.
Embodiment
Embodiment 1
A kind of preparation method of water-proof cement material, comprises the following steps：
The first, quartz sand and sodium metasilicate are added to the moisture being heated in reactor inside 150 DEG C of removings；
2nd, quartz sand and sodium metasilicate are ground, grain fineness is reached 150 μm；
3rd, modified methacrylic acid ethyl ester emulsion is added into quartz sand and sodium metasilicate, continues to be warming up to 250 DEG C, and stir equal
It is even, mixture one is made；
4th, ammonium polyacrylate, silicone oil, levelling agent, wetting agent are added into mixture one, temperature control is complete to each composition in 80 DEG C of stirrings
Fine melt solution is mixed, and obtains mixture two；
5th, nanoscale talcum powder, heavy carbon are added after adding high-temperature resin and tackifying resin stirring and dissolving into mixture two
Sour calcium and Portland cement are heated and stirred, after cooling.
Cement material includes the raw material of following parts by weight：25 parts of quartz sand, 20 parts of sodium metasilicate, modified methacrylic acid ethyl ester
25 parts of emulsion, 10 parts of ammonium polyacrylate, 25 parts of silicone oil, 8 parts of levelling agent, 10 parts of wetting agent, 15 parts of high-temperature resin, tackifying resin 10
Part, 25 parts of nanoscale talcum powder, 18 parts of powdered whiting and 20 parts of Portland cement.
The preparation method of the modified methacrylic acid ethyl ester emulsion of step 3 is：Emulsifying agent is added to the water, with 100r/
Min speed stirring 20min, adds EMA, continues to stir 10min, add vinyl silanes, be warming up to 100
DEG C, with 150r/min speed insulated and stirred 50min, initiator is added, continues stirring 15min and obtains modified methacrylic acid second
Ester emulsion.
Emulsifying agent is diglycerol polypropylene glycol ether and OP-10 mixture.
Diglycerol polypropylene glycol ether and OP-10 weight ratio are 1:5.
Initiator is ammonium sulfate or sodium peroxydisulfate.
Emulsifying agent and initiator account for the 15% and 8% of modified methacrylic acid ethyl ester quality of the emulsion respectively.
The particle diameter of the powdered whiting of step 5 is 15 μm.
Embodiment 2
A kind of preparation method of water-proof cement material, comprises the following steps：
The first, quartz sand and sodium metasilicate are added to the moisture being heated in reactor inside 180 DEG C of removings；
2nd, quartz sand and sodium metasilicate are ground, grain fineness is reached 150 μm；
3rd, modified methacrylic acid ethyl ester emulsion is added into quartz sand and sodium metasilicate, continues to be warming up to 250 DEG C, and stir equal
It is even, mixture one is made；
4th, ammonium polyacrylate, silicone oil, levelling agent, wetting agent are added into mixture one, temperature control is complete to each composition in 80 DEG C of stirrings
Fine melt solution is mixed, and obtains mixture two；
5th, nanoscale talcum powder, heavy carbon are added after adding high-temperature resin and tackifying resin stirring and dissolving into mixture two
Sour calcium and Portland cement are heated and stirred, after cooling.
Cement material includes the raw material of following parts by weight：25 parts of quartz sand, 30 parts of sodium metasilicate, modified methacrylic acid ethyl ester
25 parts of emulsion, 20 parts of ammonium polyacrylate, 25 parts of silicone oil, 8 parts of levelling agent, 10 parts of wetting agent, 10 parts of high-temperature resin, tackifying resin 14
Part, 25 parts of nanoscale talcum powder, 26 parts of powdered whiting and 10 parts of Portland cement.
The preparation method of the modified methacrylic acid ethyl ester emulsion of step 3 is：Emulsifying agent is added to the water, with 150r/
Min speed stirring 30min, adds EMA, continues to stir 15min, add vinyl silanes, be warming up to 100
DEG C, with 200r/min speed insulated and stirred 50min, initiator is added, continues stirring 15min and obtains modified methacrylic acid second
Ester emulsion.
Emulsifying agent is diglycerol polypropylene glycol ether and OP-10 mixture.
Diglycerol polypropylene glycol ether and OP-10 weight ratio are 1:5.
Initiator is ammonium sulfate or sodium peroxydisulfate.
Emulsifying agent and initiator account for the 15% and 12% of modified methacrylic acid ethyl ester quality of the emulsion respectively.
The particle diameter of the powdered whiting of step 5 is 25 μm.
Embodiment 3
A kind of preparation method of water-proof cement material, comprises the following steps：
The first, quartz sand and sodium metasilicate are added to the moisture being heated in reactor inside 180 DEG C of removings；
2nd, quartz sand and sodium metasilicate are ground, grain fineness is reached 150 μm；
3rd, modified methacrylic acid ethyl ester emulsion is added into quartz sand and sodium metasilicate, continues to be warming up to 250 DEG C, and stir equal
It is even, mixture one is made；
4th, ammonium polyacrylate, silicone oil, levelling agent, wetting agent are added into mixture one, temperature control is complete to each composition in 90 DEG C of stirrings
Fine melt solution is mixed, and obtains mixture two；
5th, nanoscale talcum powder, heavy carbon are added after adding high-temperature resin and tackifying resin stirring and dissolving into mixture two
Sour calcium and Portland cement are heated and stirred, after cooling.
Cement material includes the raw material of following parts by weight：15 parts of quartz sand, 20 parts of sodium metasilicate, modified methacrylic acid ethyl ester
10 parts of emulsion, 10 parts of ammonium polyacrylate, 25 parts of silicone oil, 10 parts of levelling agent, 10 parts of wetting agent, 10 parts of high-temperature resin, tackifying resin
10 parts of 14 parts, 20 parts of nanoscale talcum powder, 26 parts of powdered whiting and Portland cement.
The preparation method of the modified methacrylic acid ethyl ester emulsion of step 3 is：Emulsifying agent is added to the water, with 100r/
Min speed stirring 20min, adds EMA, continues to stir 15min, add vinyl silanes, be warming up to 100
DEG C, with 150r/min speed insulated and stirred 50min, initiator is added, continues stirring 15min and obtains modified methacrylic acid second
Ester emulsion.
Emulsifying agent is diglycerol polypropylene glycol ether and OP-10 mixture.
Diglycerol polypropylene glycol ether and OP-10 weight ratio are 1:5.
Initiator is ammonium sulfate or sodium peroxydisulfate.
Emulsifying agent and initiator account for the 15% and 12% of modified methacrylic acid ethyl ester quality of the emulsion respectively.
The particle diameter of the powdered whiting of step 5 is 15 μm.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, although with reference to foregoing reality
Apply example the present invention is described in detail, for those skilled in the art, it still can be to foregoing each implementation
Technical scheme described in example is modified, or carries out equivalent substitution to which part technical characteristic.All essences in the present invention
God is with principle, and any modification, equivalent substitution and improvements made etc. should be included in the scope of the protection.
Claims (8)
1. a kind of preparation method of water-proof cement material, it is characterised in that comprise the following steps：
The first, quartz sand and sodium metasilicate are added to the moisture being heated in reactor inside 150-180 DEG C of removing；
2nd, quartz sand and sodium metasilicate are ground, grain fineness is reached 100-150 μm；
3rd, modified methacrylic acid ethyl ester emulsion is added into quartz sand and sodium metasilicate, continues to be warming up to 200-250 DEG C, and stir
Mix uniform, mixture one is made；
4th, into mixture one add ammonium polyacrylate, silicone oil, levelling agent, wetting agent, temperature control 80-90 DEG C stirring to it is each into
Divide and melt mixing completely, obtain mixture two；
5th, nanoscale talcum powder, heavy carbon are added after adding high-temperature resin and tackifying resin stirring and dissolving into mixture two
Sour calcium and Portland cement are heated and stirred, after cooling.
2. a kind of preparation method of water-proof cement material according to claim 1, it is characterised in that the cement material
Material includes the raw material of following parts by weight：15-25 parts of quartz sand, 20-30 parts of sodium metasilicate, modified methacrylic acid ethyl ester emulsion 10-
25 parts, 10-20 parts of ammonium polyacrylate, 20-25 parts of silicone oil, 8-10 parts of levelling agent, 10-12 parts of wetting agent, high-temperature resin 10-15
Part, 10-14 parts of tackifying resin, 20-25 parts of nanoscale talcum powder, 18-26 parts of powdered whiting and Portland cement 10-20
Part.
3. a kind of preparation method of water-proof cement material according to claim 1, it is characterised in that the step 3
The preparation method of modified methacrylic acid ethyl ester emulsion be：Emulsifying agent is added to the water, stirred with 100-150r/min speed
20-30min is mixed, EMA is added, continues to stir 10-15min, adds vinyl silanes, be warming up to 100-120
DEG C, with 150-200r/min speed insulated and stirred 30-50min, initiator is added, continues stirring 15-25min and obtains being modified first
Base ethyl acrylate emulsion.
4. a kind of preparation method of water-proof cement material according to claim 3, it is characterised in that the emulsifying agent
For diglycerol polypropylene glycol ether and OP-10 mixture.
5. a kind of preparation method of water-proof cement material according to claim 3, it is characterised in that the diglycerol
Polypropylene glycol ether and OP-10 weight ratio are 1:5.
6. a kind of preparation method of water-proof cement material according to claim 3, it is characterised in that the initiator
For ammonium sulfate or sodium peroxydisulfate.
7. a kind of preparation method of water-proof cement material according to claim 1, it is characterised in that the emulsifying agent
Account for the 10-15% and 8-12% of modified methacrylic acid ethyl ester quality of the emulsion respectively with initiator.
8. a kind of preparation method of water-proof cement material according to claim 1, it is characterised in that the step 5
Powdered whiting particle diameter be 15-25 μm.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710428199.1A CN107129256A (en) | 2017-06-08 | 2017-06-08 | A kind of preparation method of water-proof cement material |
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| CN201710428199.1A CN107129256A (en) | 2017-06-08 | 2017-06-08 | A kind of preparation method of water-proof cement material |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102993754A (en) * | 2012-12-12 | 2013-03-27 | 湖北蓝盾之星科技股份有限公司 | Self-adhesive waterproof material and preparation method thereof |
| CN103923367A (en) * | 2014-04-21 | 2014-07-16 | 河南金拇指防水材料有限公司 | Preparation method of nanoscale filler modified non-asphaltic waterproof material |
| CN105236892A (en) * | 2015-09-24 | 2016-01-13 | 天长市金牛防水防腐材料有限公司 | Good-water-resistance cement-based material |
| CN106630910A (en) * | 2016-12-30 | 2017-05-10 | 郑州掌盟网络科技有限公司 | Inorganic cement material and preparation method thereof |
-
2017
- 2017-06-08 CN CN201710428199.1A patent/CN107129256A/en not_active Withdrawn
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102993754A (en) * | 2012-12-12 | 2013-03-27 | 湖北蓝盾之星科技股份有限公司 | Self-adhesive waterproof material and preparation method thereof |
| CN103923367A (en) * | 2014-04-21 | 2014-07-16 | 河南金拇指防水材料有限公司 | Preparation method of nanoscale filler modified non-asphaltic waterproof material |
| CN105236892A (en) * | 2015-09-24 | 2016-01-13 | 天长市金牛防水防腐材料有限公司 | Good-water-resistance cement-based material |
| CN106630910A (en) * | 2016-12-30 | 2017-05-10 | 郑州掌盟网络科技有限公司 | Inorganic cement material and preparation method thereof |
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Application publication date: 20170905 |