CN108658492A - A kind of cement waterproof additive and its application method - Google Patents
A kind of cement waterproof additive and its application method Download PDFInfo
- Publication number
- CN108658492A CN108658492A CN201810541855.3A CN201810541855A CN108658492A CN 108658492 A CN108658492 A CN 108658492A CN 201810541855 A CN201810541855 A CN 201810541855A CN 108658492 A CN108658492 A CN 108658492A
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- Prior art keywords
- parts
- cement
- waterproof
- waterproof additive
- additive
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Classifications
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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
-
- 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
- C04B2103/00—Function or property of ingredients for mortars, concrete or artificial stone
- C04B2103/60—Agents for protection against chemical, physical or biological attack
- C04B2103/65—Water proofers or repellants
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
The invention discloses a kind of cement waterproof additive and its application method, the cement with waterproof additive by mass fraction than component content be：18 32 parts of calcium lignosulfonate, 37 parts of FDN water-reducing agents, 15 18 parts of stearic acid, 25 28 parts of flyash, 13 parts of lime, 8 12 parts of calcium sulfate, 8 10 parts of aluminum sulfate, 24 parts of polyvinyl lactam, 14 parts of hydroxycarboxylate, 12 parts of prodan；Its antiseepage preventing water leakage performance is strong, can make cement wall surface or ground appearance and it is internal have become oiling, to significantly improve the waterproof of cement, antiseepage, drip-preventing function.It is of low cost, it is easy for construction, the moistureproof and waterproofs engineering such as industry and roofing, kitchen, toilet, basement, room exterior wall, storage cistern, tunnel, the culverts of civil buildings can be widely used for, ageing-resistant performance is good, long lifespan.
Description
Technical field
The present invention relates to building material technical field more particularly to a kind of cement waterproof additive and its application methods.
Background technology
Currently, cement is widely used as a kind of foundation construction material, main application builds by laying bricks or stones, paints, pasting tile, system
Make cement brick, Cement Concrete, cement products etc..In the prior art, all it is anti-by the way that external additive enhancing cement is added into cement
Water function solves waterproof problem as glue class product is combined with cement, once and waterproof layer when in use between reach certain limit
It is destroyed after degree because expanding with heat and contract with cold, this function can not just be repaired, and the defect that can not be made up occurs.In present building,
In the place using cement, can all find percolating water phenomenon at any time, wall face can occur because of percolating water blocks of mildew or
It falls off, meeting percolating water, water can also be seeped into from mud face the resident of next floor and be influenced on the cement wall on window frame side indoors
Their life, the infiltration of toilet metope can bring moisture, mouldy to the wardrobe, patch sole, floor etc. of oneself family, sternly
Ghost image rings the residential security of people.It is bad that the performance of cement itself there is durability；Coefficient of thermal expansion and contraction is very big, is easy cracking
Differentiation；Heat-resisting quantity is poor, is easy explosion；Water proofing property is poor；Pollute the defect of environment.
Invention content
According to the above deficiency, the present invention provides a kind of cement waterproof additive that can overcome disadvantages described above.
To achieve the above object, one aspect of the present invention provides a kind of cement waterproof additive, and the cement is added with waterproof
Add agent by mass fraction than component content be：18-32 parts of calcium lignosulfonate, 3-7 parts of FDN water-reducing agents, stearic acid 15-18
Part, 25-28 parts of flyash, 1-3 parts of lime, 8-12 parts of calcium sulfate, 8-10 parts of aluminum sulfate, 2-4 parts of polyvinyl lactam, hydroxycarboxylic acid
1-4 parts of salt, 1-2 parts of prodan.
Another aspect of the present invention provides a kind of user of the cement waterproof additive as described in one aspect of the invention
Method,
The present invention cement waterproof additive and its application method, antiseepage preventing water leakage performance is strong, make cement wall surface or
The appearance on ground and it is internal have become oiling, can thus significantly improve the waterproof of cement, antiseepage, drip-preventing function.
Compared with prior art, advantage of the present invention is as follows：The cement waterproof additive and its application method of the present invention,
Antiseepage preventing water leakage performance is strong, and the appearance of cement wall surface or ground and inside can be made, which to have, becomes oiling, to significantly improve water
The waterproof of mud, antiseepage, drip-preventing function.It is of low cost, it is easy for construction, can be widely used for industry and the roofings of civil buildings,
The moistureproof and waterproofs engineerings such as kitchen, toilet, basement, room exterior wall, storage cistern, tunnel, culvert, ageing-resistant performance is good, the service life
It is long.
Specific implementation mode
The specific embodiment of the invention is described with reference to embodiment：
Embodiment 1：
A kind of waterproof additive of cement, the cement with waterproof additive by mass fraction than component content be：
18-32 parts of calcium lignosulfonate, 3-7 parts of FDN water-reducing agents, 15-18 parts of stearic acid, 25-28 parts of flyash, 1-3 parts of lime, sulfuric acid
8-12 parts of calcium, 8-10 parts of aluminum sulfate, 2-4 parts of polyvinyl lactam, 1-4 parts of hydroxycarboxylate, 1-2 parts of prodan.The present embodiment
Cement waterproof additive, antiseepage preventing water leakage performance is strong, make cement wall surface or ground appearance and it is internal have become
Oiling can thus significantly improve the waterproof of cement, antiseepage, drip-preventing function；It is of low cost, it is easy for construction, it can widely use
In the moistureproof and waterproofs work such as industry and roofing, kitchen, toilet, basement, room exterior wall, storage cistern, tunnel, the culvert of civil buildings
Journey, ageing-resistant performance is good, long lifespan.
Such as specific implementation mode one, the cement with waterproof additive by mass fraction than component content be：Lignin
18 parts of sulfoacid calcium, 15 parts of stearic acid, 25 parts of flyash, 1 part of lime, 8 parts of calcium sulfate, 8 parts of aluminum sulfate, is gathered 3 parts of FDN water-reducing agents
2 parts of ethernamine, 1 part of hydroxycarboxylate, 1 part of prodan.
Such as specific implementation mode two, the cement with waterproof additive by mass fraction than component content be：Lignin
30 parts of sulfoacid calcium, 6 parts of FDN water-reducing agents, 25 parts of stearic acid, 32 parts of flyash, 5 parts of lime, 15 parts of calcium sulfate, 15 parts of aluminum sulfate,
5 parts of polyvinyl lactam, 8 parts of hydroxycarboxylate, 3 parts of prodan.
The waterproof additive of the cement of the present invention, testing result such as following table table 1：
Table 1：
| Serial number | Fluidity (mm) | Waterproofing grade | Setting time (second) |
| Specific implementation mode one | 220 | P8 | +80 |
| Specific implementation mode two | 225 | P8 | +80 |
Embodiment 2：
A kind of application method of cement waterproof additive as described in implementing 1, includes the following steps,
The 5% incorporation waterproof additive of cement weight is first pressed, then pours into water, is placed after agitated equipment stirring, so
The cement mortar after placement is subjected to compacting plastering construction afterwards.
It can be specifically, when carrying out compacting plastering construction to the cement mortar, to plaster at twice.
It can be with specifically, first do boundary layer, then do waterproof layer.
It can be specifically, when doing boundary layer, to clear up good and keep in the base moistened, the cement that will be stirred
Starch the boundary layer of one of the mortar of blade coating as waterproof of putting forth one's strength.
It can be with specifically, when doing waterproof layer, after the boundary layer is scraped, blade coating be grey together on the boundary layer immediately
Slurry is used as the waterproof layer.
It can be with specifically, when scratching one of mortar on the boundary layer, blade coating direction be vertical with the boundary layer.
It can be specifically, again after the waterproof layer final set, to carry out watering maintenance.
It can be with specifically, carrying out watering maintenance sooner or later daily.
Can with specifically, curing period be 3-7 days.
It can be using specifically, mixing plant is stirring blade, the stirring blade be drivingly connected with motor.
The preferred embodiment for the present invention is explained in detail above, but the present invention is not limited to the above embodiment,
Those of ordinary skill in the art within the scope of knowledge, can also make various without departing from the purpose of the present invention
Variation.
Many other changes and remodeling can be made by not departing from the spirit and scope of the present invention.It should be appreciated that the present invention is not
It is limited to specific embodiment, the scope of the present invention is defined by the following claims.
Claims (10)
1. a kind of cement waterproof additive, which is characterized in that the cement with waterproof additive by mass fraction than component
Content is：18-32 parts of calcium lignosulfonate, 3-7 parts of FDN water-reducing agents, 15-18 parts of stearic acid, 25-28 parts of flyash, lime 1-3
Part, 8-12 parts of calcium sulfate, 8-10 parts of aluminum sulfate, 2-4 parts of polyvinyl lactam, 1-4 parts of hydroxycarboxylate, 1-2 parts of prodan.
2. cement waterproof additive as described in claim 1, which is characterized in that the cement presses quality with waterproof additive
The component content of score ratio is：18 parts of calcium lignosulfonate, 3 parts of FDN water-reducing agents, 15 parts of stearic acid, 25 parts of flyash, lime 1
Part, 8 parts of calcium sulfate, 8 parts of aluminum sulfate, 2 parts of polyvinyl lactam, 1 part of hydroxycarboxylate, 1 part of prodan.
3. cement waterproof additive as described in claim 1, which is characterized in that the cement presses quality with waterproof additive
The component content of score ratio is：30 parts of calcium lignosulfonate, 6 parts of FDN water-reducing agents, 25 parts of stearic acid, 32 parts of flyash, lime 5
Part, 15 parts of calcium sulfate, 15 parts of aluminum sulfate, 5 parts of polyvinyl lactam, 8 parts of hydroxycarboxylate, 3 parts of prodan.
4. the application method of cement waterproof additive as claimed any one in claims 1 to 3, which is characterized in that including
Following steps,
The 5% incorporation waterproof additive of cement weight is first pressed, then pours into water, places after agitated equipment stirring, then will
Cement mortar after placement carries out compacting plastering construction.
5. the application method of cement waterproof additive as claimed in claim 4, which is characterized in that carried out to the cement mortar
When compacting plastering construction, plaster at twice.
6. the application method of cement waterproof additive as claimed in claim 5, which is characterized in that first do boundary layer, then do
Waterproof layer.
7. the application method of cement waterproof additive as claimed in claim 6, which is characterized in that when doing boundary layer, clear
Reason is good and keeps in the base of moistening, and the cement mortar being stirred is put forth one's strength one of mortar of blade coating as the interface of waterproof
Layer.
8. the application method of cement waterproof additive as claimed in claim 7, which is characterized in that described when doing waterproof layer
After boundary layer is scraped, one of mortar is scratched on the boundary layer immediately as the waterproof layer.
9. the application method of cement waterproof additive as claimed in claim 8, which is characterized in that scraped on the boundary layer
When applying one of mortar, blade coating direction is vertical with the boundary layer.
10. the application method of cement waterproof additive as claimed in claim 9, which is characterized in that the waterproof layer is whole again
After solidifying, watering maintenance is carried out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201810541855.3A CN108658492A (en) | 2018-05-30 | 2018-05-30 | A kind of cement waterproof additive and its application method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810541855.3A CN108658492A (en) | 2018-05-30 | 2018-05-30 | A kind of cement waterproof additive and its application method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115231850A (en) * | 2022-07-15 | 2022-10-25 | 崔光律 | Novel waterproof additive for cement |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101269929A (en) * | 2008-05-04 | 2008-09-24 | 何仁杰 | Water-proof concrete mortar additive agent, preparing method and method of use thereof |
| CN104860570A (en) * | 2014-02-21 | 2015-08-26 | 如皋市滨江城建投资有限公司 | Waterproof additive for cement |
| CN104944828A (en) * | 2015-06-19 | 2015-09-30 | 阚春明 | Cement-based high-molecular polymer waterproof mortar additive and preparation method and application thereof |
-
2018
- 2018-05-30 CN CN201810541855.3A patent/CN108658492A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101269929A (en) * | 2008-05-04 | 2008-09-24 | 何仁杰 | Water-proof concrete mortar additive agent, preparing method and method of use thereof |
| CN104860570A (en) * | 2014-02-21 | 2015-08-26 | 如皋市滨江城建投资有限公司 | Waterproof additive for cement |
| CN104944828A (en) * | 2015-06-19 | 2015-09-30 | 阚春明 | Cement-based high-molecular polymer waterproof mortar additive and preparation method and application thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115231850A (en) * | 2022-07-15 | 2022-10-25 | 崔光律 | Novel waterproof additive for cement |
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Application publication date: 20181016 |