CN107235652A - A kind of concrete antifreezer - Google Patents
A kind of concrete antifreezer Download PDFInfo
- Publication number
- CN107235652A CN107235652A CN201710520652.1A CN201710520652A CN107235652A CN 107235652 A CN107235652 A CN 107235652A CN 201710520652 A CN201710520652 A CN 201710520652A CN 107235652 A CN107235652 A CN 107235652A
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- CN
- China
- Prior art keywords
- parts
- sodium
- concrete
- apg
- glycerine
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
- C04B2103/601—Agents for increasing frost resistance
Abstract
The invention discloses a kind of concrete antifreezer, it is made up of the component of following parts by weight：15~20 parts of high performance water reducing agent of polyocarboxy acid, 5~10 parts of sodium metnylene bis-naphthalene sulfonate, 2~4 parts of polyacrylamide, 20~30 parts of glycerine, 5~10 parts of calcium nitrate, 6~10 parts of APG, 1~1.5 part of Tea Saponin, 4~6 parts of sodium gluconate, 0.3~0.6 part of sodium abietate, 0.6~1.2 part of neopelex, 0.5~0.8 part of isooctanol polyethoxylate, 0.2~0.4 part of NPE, 50~70 parts of water.The concrete antifreezer of the present invention can significantly reduce the freezing point of concrete mix, and concrete can be kept not frozen at 20 DEG C, and without chlorine, alkali-free, without ammonia, it is environment-friendly.
Description
Technical field
The invention belongs to building material technical field, and in particular to a kind of concrete antifreezer.
Background technology
In high latitude and plateau and cold climate area a reinforced, the resistance to frost of concrete is important inspection target.When temperature is low, meeting
Have a strong impact on the moisture in the growth of concrete strength, concrete also can cause frost heave when ambient temperature is raised, and cause coagulation
The rupture of soil, influences the structure of concrete, further the intensity of reduction concrete.
To ensure that concrete construction quality prevents concrete from occurring freeze injury, a certain amount of antifreezing agent is filled in concrete can
To reduce the freezing point of Free water in fresh concrete, it is set to exist in liquid form under the conditions of subzero temperature, it is anti-for hydrated cementitious
Should, meanwhile, antifreezing agent can also accelerate hydrated reaction of cement, harden cement rapid condensation under the conditions of subzero temperature, so that significantly
Reduce difficulty of construction and construction cost.
However, the freezing-thawing resistance of existing antifreezing agent is preferable not enough, particularly under negative temperature conservation, pressure resistance is spent
It is low；And in multiple multigelation, loss of strength is too high.
The content of the invention
It is an object of the invention to provide a kind of concrete antifreezer, product environmental protection, anti-freezing property is superior.
To achieve these goals, the present invention is adopted the following technical scheme that：A kind of concrete antifreezer, by following parts by weight
Component composition：15~20 parts of high performance water reducing agent of polyocarboxy acid, 5~10 parts of sodium metnylene bis-naphthalene sulfonate, polyacrylamide 2~4
Part, 20~30 parts of glycerine, 5~10 parts of calcium nitrate, 6~10 parts of APG, 1~1.5 part of Tea Saponin, sodium gluconate 4~6
Part, 0.3~0.6 part of sodium abietate, 0.6~1.2 part of neopelex, 0.5~0.8 part of isooctanol polyethoxylate,
0.2~0.4 part of NPE, 50~70 parts of water.
It is preferred that, described concrete antifreezer is made up of the component of following parts by weight：High performance water reducing agent of polyocarboxy acid 18
Part, 7 parts of sodium metnylene bis-naphthalene sulfonate, 3 parts of polyacrylamide, 25 parts of glycerine, 8 parts of calcium nitrate, 9 parts of APG, Tea Saponin
1.2 parts, 5 parts of sodium gluconate, 0.5 part of sodium abietate, 1 part of neopelex, 0.6 part of isooctanol polyethoxylate,
0.3 part of NPE, 60 parts of water.
It is preferred that, described concrete antifreezer is made up of the component of following parts by weight：High performance water reducing agent of polyocarboxy acid 15
Part, 5 parts of sodium metnylene bis-naphthalene sulfonate, 2 parts of polyacrylamide, 20 parts of glycerine, 5 parts of calcium nitrate, 6 parts of APG, Tea Saponin 1
Part, 4 parts of sodium gluconate, 0.3 part of sodium abietate, 0.6 part of neopelex, 0.5 part of isooctanol polyethoxylate, nonyl
0.2 part of base phenol polyethenoxy ether, 50 parts of water.
It is preferred that, described concrete antifreezer is made up of the component of following parts by weight：High performance water reducing agent of polyocarboxy acid 20
Part, 10 parts of sodium metnylene bis-naphthalene sulfonate, 4 parts of polyacrylamide, 30 parts of glycerine, 10 parts of calcium nitrate, 10 parts of APG, tea soap
1.5 parts of element, 6 parts of sodium gluconate, 0.6 part of sodium abietate, 1.2 parts of neopelex, isooctanol polyethoxylate 0.8
Part, 0.4 part of NPE, 70 parts of water.
Present invention also offers the preparation method of above-mentioned concrete antifreezer, it is concretely comprised the following steps：Each original is weighed by metering
Material, then puts into each raw material weighed in reactor, in being stirred 2~3 hours at 40-60 DEG C, is subsequently cooled to room temperature, i.e.,
.
The present invention can reduce the freezing point of liquid phase by adding calcium nitrate, while can be promoted by the nucleation of calcium ion
Enter hydrated product crystallization, so as to accelerate hydrated reaction of cement；
The present invention is by adding APG, it is possible to increase the stability of antifreezing agent, moreover it is possible to improve early age strength of concrete,
Improve the mobility of concrete；
The present invention passes through the introducing of bleed component, energy by adding Tea Saponin, sodium abietate, isooctanol polyethoxylate
A large amount of small uniform bubbles are formed in concrete, slurry volume and concrete deformation ability can be increased, concrete is improved
Service behaviour, reduce concrete frost heave stress；
The present invention can increase the plasticity and intensity of concrete by adding sodium gluconate；
The present invention is conducive to diminishing agent molecule to be adsorbed on cement granules by adding NPE.
The beneficial effects of the invention are as follows：
1st, concrete antifreezer is joint product, concrete can be obviously improved on the basis of early strength is improved and easy
Property, volume is total rubber 2-5%；
2nd, concrete antifreezer is that, without chlorine antifreezing agent, will not produce steel bar corrosion；
3rd, alkali-free, without ammonia release, environmentally safe harm；
4th, the freezing point of concrete mix can be significantly reduced, concrete can be kept not frozen at -20 DEG C.
Embodiment
The present invention is described in further detail with reference to specific embodiment.
Embodiment 1
A kind of concrete antifreezer, is made up of the component of following parts by weight：18 parts of high performance water reducing agent of polyocarboxy acid, methylene
7 parts of sodium dinaphthalenesulfonate, 3 parts of polyacrylamide, 25 parts of glycerine, 8 parts of calcium nitrate, 9 parts of APG, 1.2 parts of Tea Saponin, grape
5 parts of sodium saccharate, 0.5 part of sodium abietate, 1 part of neopelex, 0.6 part of isooctanol polyethoxylate, polyoxyethylene nonyl phenyl
0.3 part of vinethene, 60 parts of water.
The preparation method of above-mentioned concrete antifreezer, it is concretely comprised the following steps：By metering each raw material is weighed, then will weighed
In each raw material input reactor, in being stirred 2~3 hours at 40-60 DEG C, room temperature is subsequently cooled to, is produced.
Embodiment 2
A kind of concrete antifreezer, is made up of the component of following parts by weight：15 parts of high performance water reducing agent of polyocarboxy acid, methylene
5 parts of sodium dinaphthalenesulfonate, 2 parts of polyacrylamide, 20 parts of glycerine, 5 parts of calcium nitrate, 6 parts of APG, 1 part of Tea Saponin, glucose
Sour 4 parts of sodium, 0.3 part of sodium abietate, 0.6 part of neopelex, 0.5 part of isooctanol polyethoxylate, polyoxyethylene nonyl phenyl
0.2 part of vinethene, 50 parts of water.
Its preparation method be the same as Example 1.
Embodiment 3
A kind of concrete antifreezer, is made up of the component of following parts by weight：20 parts of high performance water reducing agent of polyocarboxy acid, methylene
10 parts of sodium dinaphthalenesulfonate, 4 parts of polyacrylamide, 30 parts of glycerine, 10 parts of calcium nitrate, 10 parts of APG, 1.5 parts of Tea Saponin,
6 parts of sodium gluconate, 0.6 part of sodium abietate, 1.2 parts of neopelex, 0.8 part of isooctanol polyethoxylate, nonyl
0.4 part of phenol polyethenoxy ether, 70 parts of water.
Its preparation method be the same as Example 1.
The antifreezing agent of embodiment 1~3 is subjected to performance test, 1 is the results are shown in Table.
The antifreezing agent the performance test results of table 1
As can be seen from Table 1, the negative temperature conservation intensity of 7 days (- 7 days compressive strength rates) of the present invention reaches 28 days maintenance criterias
More than 17%, negative temperature conservation switchs to standard curing 28 days intensity (- 7+28 days compressive strength rates) after 7 days reaches standard curing
More than 120%, concrete service life is more durable, is a kind of high performance concrete antifreezing agent, is widely portable to the northern winter
The reinforced concrete structure of season construction.
Claims (5)
1. a kind of concrete antifreezer, it is characterised in that be made up of the component of following parts by weight：High performance water reducing agent of polyocarboxy acid 15
~20 parts, 5~10 parts of sodium metnylene bis-naphthalene sulfonate, 2~4 parts of polyacrylamide, 20~30 parts of glycerine, 5~10 parts of calcium nitrate,
6~10 parts of APG, 1~1.5 part of Tea Saponin, 4~6 parts of sodium gluconate, 0.3~0.6 part of sodium abietate, detergent alkylate
0.6~1.2 part of sodium sulfonate, 0.5~0.8 part of isooctanol polyethoxylate, 0.2~0.4 part of NPE, water 50~
70 parts.
2. a kind of concrete antifreezer according to claim 1, it is characterised in that be made up of the component of following parts by weight：
18 parts of high performance water reducing agent of polyocarboxy acid, 7 parts of sodium metnylene bis-naphthalene sulfonate, 3 parts of polyacrylamide, 25 parts of glycerine, calcium nitrate 8
It is part, 9 parts of APG, 1.2 parts of Tea Saponin, 5 parts of sodium gluconate, 0.5 part of sodium abietate, 1 part of neopelex, different
0.6 part of octanol APEO, 0.3 part of NPE, 60 parts of water.
3. a kind of concrete antifreezer according to claim 1, it is characterised in that be made up of the component of following parts by weight：
15 parts of high performance water reducing agent of polyocarboxy acid, 5 parts of sodium metnylene bis-naphthalene sulfonate, 2 parts of polyacrylamide, 20 parts of glycerine, calcium nitrate 5
It is part, 6 parts of APG, 1 part of Tea Saponin, 4 parts of sodium gluconate, 0.3 part of sodium abietate, 0.6 part of neopelex, different
0.5 part of octanol APEO, 0.2 part of NPE, 50 parts of water.
4. a kind of concrete antifreezer according to claim 1, it is characterised in that be made up of the component of following parts by weight：
20 parts of high performance water reducing agent of polyocarboxy acid, 10 parts of sodium metnylene bis-naphthalene sulfonate, 4 parts of polyacrylamide, 30 parts of glycerine, calcium nitrate 10
Part, 10 parts of APG, 1.5 parts of Tea Saponin, 6 parts of sodium gluconate, 0.6 part of sodium abietate, neopelex 1.2
Part, 0.8 part of isooctanol polyethoxylate, 0.4 part of NPE, 70 parts of water.
5. a kind of preparation method of the concrete antifreezer described in any one of claim 1-4, it is characterised in that its specific steps
For：Weigh each raw material by metering, then by each raw material weighed put into reactor in, at 40-60 DEG C stir 2~3 hours, so
After be cooled to room temperature, produce.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710520652.1A CN107235652A (en) | 2017-06-30 | 2017-06-30 | A kind of concrete antifreezer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710520652.1A CN107235652A (en) | 2017-06-30 | 2017-06-30 | A kind of concrete antifreezer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107235652A true CN107235652A (en) | 2017-10-10 |
Family
ID=59991765
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710520652.1A Pending CN107235652A (en) | 2017-06-30 | 2017-06-30 | A kind of concrete antifreezer |
Country Status (1)
| Country | Link |
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| CN (1) | CN107235652A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108516753A (en) * | 2018-06-25 | 2018-09-11 | 武汉德毅环保新材料有限公司 | A kind of additives for Dry-Mixed Mortar and dry-mixed mortar and preparation method |
| CN108585606A (en) * | 2018-03-31 | 2018-09-28 | 芜湖扬展新材料科技服务有限公司 | A kind of no chlorine is without ammonia anti-freezing agent for concretes and preparation method thereof |
| CN108751778A (en) * | 2018-04-25 | 2018-11-06 | 临泉县凯晟建筑工程有限公司 | A kind of concrete dedicated high performance type antifreezing agent |
| CN109503021A (en) * | 2018-12-20 | 2019-03-22 | 石家庄市筑鑫混凝土有限公司 | A kind of concrete antifreezer and preparation method thereof |
| CN111560103A (en) * | 2020-06-21 | 2020-08-21 | 陕西精诚建材有限责任公司 | Preparation method of high slump loss resistant polycarboxylate superplasticizer |
| CN112897951A (en) * | 2021-02-04 | 2021-06-04 | 成都精准混凝土有限公司 | Concrete with volume weight of more than 5000kg per cubic meter and preparation method thereof |
| CN115286321A (en) * | 2022-08-21 | 2022-11-04 | 广东派安建材有限公司 | C35 radiation-proof concrete and preparation method thereof |
| CN116063024A (en) * | 2022-12-28 | 2023-05-05 | 贵州石博士科技股份有限公司 | Novel concrete antifreezer and preparation method thereof |
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| CN102674747A (en) * | 2012-05-16 | 2012-09-19 | 阳泉昌达混凝土搅拌站 | Liquid concrete anti-freezing agent |
| CN104261717A (en) * | 2014-09-15 | 2015-01-07 | 付饶 | Anti-freezing agent for concrete |
| CN104844055A (en) * | 2015-04-30 | 2015-08-19 | 马健 | Concrete anti-freezing agent |
| CN106220027A (en) * | 2016-07-25 | 2016-12-14 | 江苏省苏中建设集团股份有限公司 | A kind of concrete antifreezer and preparation method thereof |
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Patent Citations (4)
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| CN102674747A (en) * | 2012-05-16 | 2012-09-19 | 阳泉昌达混凝土搅拌站 | Liquid concrete anti-freezing agent |
| CN104261717A (en) * | 2014-09-15 | 2015-01-07 | 付饶 | Anti-freezing agent for concrete |
| CN104844055A (en) * | 2015-04-30 | 2015-08-19 | 马健 | Concrete anti-freezing agent |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108585606A (en) * | 2018-03-31 | 2018-09-28 | 芜湖扬展新材料科技服务有限公司 | A kind of no chlorine is without ammonia anti-freezing agent for concretes and preparation method thereof |
| CN108751778A (en) * | 2018-04-25 | 2018-11-06 | 临泉县凯晟建筑工程有限公司 | A kind of concrete dedicated high performance type antifreezing agent |
| CN108516753A (en) * | 2018-06-25 | 2018-09-11 | 武汉德毅环保新材料有限公司 | A kind of additives for Dry-Mixed Mortar and dry-mixed mortar and preparation method |
| CN109503021A (en) * | 2018-12-20 | 2019-03-22 | 石家庄市筑鑫混凝土有限公司 | A kind of concrete antifreezer and preparation method thereof |
| CN109503021B (en) * | 2018-12-20 | 2021-03-05 | 石家庄市筑鑫混凝土有限公司 | Concrete antifreezing agent and preparation method thereof |
| CN111560103A (en) * | 2020-06-21 | 2020-08-21 | 陕西精诚建材有限责任公司 | Preparation method of high slump loss resistant polycarboxylate superplasticizer |
| CN112897951A (en) * | 2021-02-04 | 2021-06-04 | 成都精准混凝土有限公司 | Concrete with volume weight of more than 5000kg per cubic meter and preparation method thereof |
| CN115286321A (en) * | 2022-08-21 | 2022-11-04 | 广东派安建材有限公司 | C35 radiation-proof concrete and preparation method thereof |
| CN116063024A (en) * | 2022-12-28 | 2023-05-05 | 贵州石博士科技股份有限公司 | Novel concrete antifreezer and preparation method thereof |
| CN116063024B (en) * | 2022-12-28 | 2024-03-01 | 贵州石博士科技股份有限公司 | Concrete antifreezer and preparation method thereof |
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Application publication date: 20171010 |