CN105060761B - Water reducing agent for concrete - Google Patents
Water reducing agent for concrete Download PDFInfo
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- CN105060761B CN105060761B CN201510441998.3A CN201510441998A CN105060761B CN 105060761 B CN105060761 B CN 105060761B CN 201510441998 A CN201510441998 A CN 201510441998A CN 105060761 B CN105060761 B CN 105060761B
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- concrete
- water
- polyethylene glycol
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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
- C04B2103/30—Water reducers, plasticisers, air-entrainers, flow improvers
- C04B2103/302—Water reducers
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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)
- Aftertreatments Of Artificial And Natural Stones (AREA)
Abstract
The invention belongs to the technical field of concrete auxiliaries, and particularly relates to a water reducing agent for concrete. The water reducing agent is characterized by being prepared from the following raw materials: polyethylene glycol, aminobenzene sulfonic acid, acrylic acid, boric acid, hydroquinone, cyclohexane, poly(ethylene glycol) methyl ether methacrylate, ammonium persulfate, mercaptoethanol, formaldehyde, sodium silicate, calcium silicate, sodium methallyl sulfonate, water-borne antirusting agent with commercial model of JX-502, a concrete defoaming agent with a commercial model of XWC-2530 or BYC-0852, water and sodium hydroxide. The invention further discloses a manufacture method of the water reducing agent. The water reducing agent has the beneficial technical effects of high slump loss resistance, bleeding resistance, small concrete pump conveying resistance, no bleeding line on concrete surface, no bubble, small color difference, good appearance quality, strong freezing resistance, convenience in construction and simple and easily mastered manufacture method.
Description
Technical field
The invention belongs to concrete adjuvant technical field, especially a kind of concrete water reducer.
Background technology
Concrete is applied on a large scale as one of the main material of building industry, and in prior art, the effect of water reducer is only
It is moisture content is quickly reduced, concrete is condensed as early as possible.However, concrete of the prior art water reducer high cost, making
Complex process, method are difficult to grasp, obtained product qualified rate is low, resistance to ability of collapsing, anti-bleeding capacity are low, transporting resistance is big,
With bubble, presentation quality be poor, freezing tolerance is poor.For this purpose, expecting preferable concrete water reducer occur in industry.
The content of the invention
In order to solve the above problems, the purpose of the present invention is to disclose a kind of concrete water reducer, and it is using following skill
Art scheme is realizing.
A kind of concrete water reducer, it is characterised in that it is made up of the raw material of following weight portion：
Polyethylene Glycol：20～35 parts；
Aminobenzenesulfonic acid：3～5 parts；
Acrylic acid：20～40 parts；
Boric acid：3～5 parts；
Hydroquinone：0.5～1.5 part；
Thiacyclohexane：80～120 parts；
Polyethylene glycol methacrylate-styrene polymer：30～40 parts；
Ammonium persulfate.：1～2 part；
Mercaptoethanol：1～2 part；
Formaldehyde：15～25 parts；
Waterglass：30～50 parts；
Calcium silicates：10～16 parts；
Methylpropene sodium sulfonate：6～10 parts；
The water-based antirust agent of commercially available model JX-502：5～10 parts；
The concrete defoamer of commercially available model XWC-2530 or model BYC-0852：5～10 parts；
Water：200～300 parts；
Sodium hydroxide：10～30 parts.
A kind of concrete water reducer described above, it is characterised in that it is made by the following method：
The first step：Each raw material is weighed by weight；
Second step：Taking polyethylene glycol, aminobenzenesulfonic acid, the acrylic acid of half weight, hydroquinone, thiacyclohexane, formaldehyde, water
Glass, the water of half weight are stirred in being put into reaction vessel together, and are heated to 80～95 DEG C, are reacted 5～7 hours, are filtered simultaneously
Evacuation forms the first mixture；
3rd step：The first mixture that second step is obtained, the acrylic acid of second half weight, the water of second half weight, boron
Acid, polyethylene glycol methacrylate-styrene polymer, waterglass, calcium silicates, methylpropene sodium sulfonate are carried out in 80～90 DEG C of reaction pot
Stirring reaction 4～6 hours, and start to be gradually added into Ammonium persulfate., mercaptoethanol in the 2nd hour, need to add in 1 hour；
40～50 DEG C are cooled to after the completion of reaction；Obtain the second mixture；
4th step：Water-based antirust agent, the city of commercially available model JX-502 is added in the second mixture that the 3rd step is obtained
Sell the concrete defoamer of model XWC-2530 or model BYC-0852 and stir, then sodium hydroxide is gradually added
Enter, till pH is between 7.0～10.0；Complete the making of concrete water reducer.
The present invention has that high-thin arch dam, anti-bleeding, concrete pump transporting resistance be less, concrete surface is without bleeding line, depletion of QI
Bubble, aberration is little, and presentation quality is good, and freezing tolerance is strong, the Advantageous Effects such as be easy to construction, manufacture method simply easily to grasp.
Specific embodiment
Embodiment 1
A kind of concrete water reducer, it is characterised in that it is made up of the raw material of following weight portion：
Polyethylene Glycol：20～35 parts；
Aminobenzenesulfonic acid：3～5 parts；
Acrylic acid：20～40 parts；
Boric acid：3～5 parts；
Hydroquinone：0.5～1.5 part；
Thiacyclohexane：80～120 parts；
Polyethylene glycol methacrylate-styrene polymer：30～40 parts；
Ammonium persulfate.：1～2 part；
Mercaptoethanol：1～2 part；
Formaldehyde：15～25 parts；
Waterglass：30～50 parts；
Calcium silicates：10～16 parts；
Methylpropene sodium sulfonate：6～10 parts；
The water-based antirust agent of commercially available model JX-502：5～10 parts；
The concrete defoamer of commercially available model XWC-2530 or model BYC-0852：5～10 parts；
Water：200～300 parts；
Sodium hydroxide：10～30 parts.
Embodiment 2
A kind of concrete water reducer, it is characterised in that it is made up of the raw material of following weight portion：
Polyethylene Glycol：20 parts；
Aminobenzenesulfonic acid：3 parts；
Acrylic acid：20 parts；
Boric acid：3 parts；
Hydroquinone：0.5 part；
Thiacyclohexane：80 parts；
Polyethylene glycol methacrylate-styrene polymer：30 parts；
Ammonium persulfate.：1 part；
Mercaptoethanol：1 part；
Formaldehyde：15 parts；
Waterglass：30 parts；
Calcium silicates：10 parts；
Methylpropene sodium sulfonate：6 parts；
The water-based antirust agent of commercially available model JX-502：5 parts；
The concrete defoamer of commercially available model XWC-2530 or model BYC-0852：5 parts；
Water：200 parts；
Sodium hydroxide：10 parts.
Embodiment 3
A kind of concrete water reducer, it is characterised in that it is made up of the raw material of following weight portion：
Polyethylene Glycol：35 parts；
Aminobenzenesulfonic acid：5 parts；
Acrylic acid：40 parts；
Boric acid：5 parts；
Hydroquinone：1.5 part；
Thiacyclohexane：120 parts；
Polyethylene glycol methacrylate-styrene polymer：40 parts；
Ammonium persulfate.：2 parts；
Mercaptoethanol：2 parts；
Formaldehyde：25 parts；
Waterglass：50 parts；
Calcium silicates：16 parts；
Methylpropene sodium sulfonate：10 parts；
The water-based antirust agent of commercially available model JX-502：10 parts；
The concrete defoamer of commercially available model XWC-2530 or model BYC-0852：10 parts；
Water：300 parts；
Sodium hydroxide：30 parts.
Embodiment 4
A kind of concrete water reducer, it is characterised in that it is made up of the raw material of following weight portion：
Polyethylene Glycol：27.5 parts；
Aminobenzenesulfonic acid：4 parts；
Acrylic acid：30 parts；
Boric acid：4 parts；
Hydroquinone：1 part；
Thiacyclohexane：100 parts；
Polyethylene glycol methacrylate-styrene polymer：35 parts；
Ammonium persulfate.：1.5 part；
Mercaptoethanol：1.5 part；
Formaldehyde：20 parts；
Waterglass：40 parts；
Calcium silicates：13 parts；
Methylpropene sodium sulfonate：8 parts；
The water-based antirust agent of commercially available model JX-502：7.5 part；
The concrete defoamer of commercially available model XWC-2530 or model BYC-0852：7.5 part；
Water：250 parts；
Sodium hydroxide：20 parts.
Embodiment 5
A kind of concrete water reducer, it is characterised in that it is made up of the raw material of following weight portion：
Polyethylene Glycol：25 parts；
Aminobenzenesulfonic acid：5 parts；
Acrylic acid：35 parts；
Boric acid：4 parts；
Hydroquinone：1.2 part；
Thiacyclohexane：90 parts；
Polyethylene glycol methacrylate-styrene polymer：33 parts；
Ammonium persulfate.：1.8 part；
Mercaptoethanol：1.2 part；
Formaldehyde：22 parts；
Waterglass：42 parts；
Calcium silicates：11 parts；
Methylpropene sodium sulfonate：9 parts；
The water-based antirust agent of commercially available model JX-502：8 parts；
The concrete defoamer of commercially available model XWC-2530 or model BYC-0852：6 parts；
Water：280 parts；
Sodium hydroxide：26 parts.
A kind of concrete water reducer described in any of the above-described embodiment, it is characterised in that it is to make by the following method
Make：
The first step：Each raw material is weighed by weight；
Second step：Taking polyethylene glycol, aminobenzenesulfonic acid, the acrylic acid of half weight, hydroquinone, thiacyclohexane, formaldehyde, water
Glass, the water of half weight are stirred in being put into reaction vessel together, and are heated to 80～95 DEG C, are reacted 5～7 hours, are filtered simultaneously
Evacuation forms the first mixture；
3rd step：The first mixture that second step is obtained, the acrylic acid of second half weight, the water of second half weight, boron
Acid, polyethylene glycol methacrylate-styrene polymer, waterglass, calcium silicates, methylpropene sodium sulfonate are carried out in 80～90 DEG C of reaction pot
Stirring reaction 4～6 hours, and start to be gradually added into Ammonium persulfate., mercaptoethanol in the 2nd hour, need to add in 1 hour；
40～50 DEG C are cooled to after the completion of reaction；Obtain the second mixture；
4th step：Water-based antirust agent, the city of commercially available model JX-502 is added in the second mixture that the 3rd step is obtained
Sell the concrete defoamer of model XWC-2530 or model BYC-0852 and stir, then sodium hydroxide is gradually added
Enter, till pH is between 7.0～10.0；Complete the making of concrete water reducer.
Embodiment of the present invention 1 has carried out following test to embodiment 5, obtains the test data of following table.
As can be seen from the above table, water-reducing rate >=15% of concrete water reducer of the invention, bleeding rate are than≤85%, gassiness
≤ 2.5%, 90 days compressive strength rate >=115% of amount.
When the present invention is used in concrete, the 1.5%～4.5% of concrete gross weight is added；When penetrating into 1.5%, coagulation
The slump of soil is up to 20cm；When infiltration capacity is 4.5%, the slump of concrete is up to 50cm, and the concrete resistance to compression of 3 days
Intensity improves 60%～150%, 30 days comprcssive strength and improves comprcssive strength raising 45%～65% in 45%～85%, 90 days.
High-thin arch dam of the present invention, anti-bleeding, concrete pump transporting resistance are less, concrete surface is without bleeding line, bubble-free, color
Difference is little, and presentation quality is good, and freezing tolerance is strong, is easy to construction.
Manufacture method of the present invention is simple, easily grasp.
The present invention is not limited to above-mentioned preferred forms, it will be appreciated that the design of the present invention can be by other a variety of shapes
Formula is implemented to use, and they are also fallen within protection scope of the present invention.
Claims (1)
1. a kind of concrete water reducer, it is made up of the raw material of following weight portion：
Polyethylene Glycol：20～35 parts；
Aminobenzenesulfonic acid：3～5 parts；
Acrylic acid：20～40 parts；
Boric acid：3～5 parts；
Hydroquinone：0.5～1.5 part；
Thiacyclohexane：80～120 parts；
Polyethylene glycol methacrylate-styrene polymer：30～40 parts；
Ammonium persulfate.：1～2 part；
Mercaptoethanol：1～2 part；
Formaldehyde：15～25 parts；
Waterglass：30～50 parts；
Calcium silicates：10～16 parts；
Methylpropene sodium sulfonate：6～10 parts；
The water-based antirust agent of commercially available model JX-502：5～10 parts；
The concrete defoamer of commercially available model XWC-2530 or model BYC-0852：5～10 parts；
Water：200～300 parts；
Sodium hydroxide：10～30 parts；
It is characterized in that it is made by the following method：
The first step：Each raw material is weighed by weight；
Second step：Taking polyethylene glycol, aminobenzenesulfonic acid, the acrylic acid of half weight, hydroquinone, thiacyclohexane, formaldehyde, water glass
Glass, the water of half weight are stirred in being put into reaction vessel together, and are heated to 80～95 DEG C, are reacted 5～7 hours, are filtered and take out
It is vacuum formed the first mixture；
3rd step：It is the first mixture that second step is obtained, the acrylic acid of second half weight, the water of second half weight, boric acid, poly-
Glycolmethacrylate, waterglass, calcium silicates, methylpropene sodium sulfonate are stirred in 80～90 DEG C of reaction pot instead
Answer 4～6 hours, and start to be gradually added into Ammonium persulfate., mercaptoethanol in the 2nd hour, need to add in 1 hour；React
40～50 DEG C are cooled to into after；Obtain the second mixture；
4th step：The water-based antirust agent of commercially available model JX-502, commercially available type is added in the second mixture that the 3rd step is obtained
Number it is the concrete defoamer of XWC-2530 or model BYC-0852 and stirs, then sodium hydroxide is gradually added into,
Till pH is between 7.0～10.0；Complete the making of concrete water reducer.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610800923.4A CN106396464B (en) | 2015-07-26 | 2015-07-26 | A kind of concrete water-reducing agent |
| CN201510441998.3A CN105060761B (en) | 2015-07-26 | 2015-07-26 | Water reducing agent for concrete |
| CN201610800922.XA CN106396463B (en) | 2015-07-26 | 2015-07-26 | A kind of water-reducing agent for concrete |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510441998.3A CN105060761B (en) | 2015-07-26 | 2015-07-26 | Water reducing agent for concrete |
Related Child Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610800923.4A Division CN106396464B (en) | 2015-07-26 | 2015-07-26 | A kind of concrete water-reducing agent |
| CN201610800922.XA Division CN106396463B (en) | 2015-07-26 | 2015-07-26 | A kind of water-reducing agent for concrete |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105060761A CN105060761A (en) | 2015-11-18 |
| CN105060761B true CN105060761B (en) | 2017-03-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510441998.3A Active CN105060761B (en) | 2015-07-26 | 2015-07-26 | Water reducing agent for concrete |
| CN201610800923.4A Active CN106396464B (en) | 2015-07-26 | 2015-07-26 | A kind of concrete water-reducing agent |
| CN201610800922.XA Active CN106396463B (en) | 2015-07-26 | 2015-07-26 | A kind of water-reducing agent for concrete |
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| CN201610800923.4A Active CN106396464B (en) | 2015-07-26 | 2015-07-26 | A kind of concrete water-reducing agent |
| CN201610800922.XA Active CN106396463B (en) | 2015-07-26 | 2015-07-26 | A kind of water-reducing agent for concrete |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112374793A (en) * | 2020-11-15 | 2021-02-19 | 衡阳市银利实业有限公司 | Auxiliary agent for reducing concrete dilution rate |
| CN117069415B (en) * | 2023-10-16 | 2024-01-26 | 四川蜀道建筑科技有限公司 | Anti-urinary polycarboxylate superplasticizer, concrete and preparation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1636921A (en) * | 2004-12-09 | 2005-07-13 | 武汉科技大学 | Concrete water reducing agent of polyacrylic acid and its synthesis process |
| CN101333091A (en) * | 2007-06-25 | 2008-12-31 | 深圳市海川实业股份有限公司 | Method for preparing high-efficiency water-reducing agent of poly-carboxylic acid |
| CN101575403A (en) * | 2008-07-31 | 2009-11-11 | 北京市建筑工程研究院 | Polymerization method for preparing polycarboxylic high-efficiency water-reducing agent |
| CN103145928A (en) * | 2012-08-29 | 2013-06-12 | 成都理工大学 | Low-cost polyester polycarboxylic acid water reducer |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101024566A (en) * | 2007-01-29 | 2007-08-29 | 郭震 | Polycarboxylic acid series concrete composite waterproof agent and preparation method thereof |
| JP2009155151A (en) * | 2007-12-26 | 2009-07-16 | Taiheiyo Materials Corp | Water reducing agent for cement composition and cement composition |
| JP5587525B2 (en) * | 2011-05-23 | 2014-09-10 | ワッカー ケミー アクチエンゲゼルシャフト | Organosiliconate powder for hydrophobizing inorganic building materials, its production method and its use |
| CN103012693A (en) * | 2011-09-28 | 2013-04-03 | 陈银凤 | Method for preparing polycarboxylic acid high-efficiency slushing agent |
| CN103772624B (en) * | 2014-01-10 | 2016-04-27 | 陕西科技大学 | A kind of early-strength type polycarboxylate concrete dehydragent and preparation method thereof |
-
2015
- 2015-07-26 CN CN201510441998.3A patent/CN105060761B/en active Active
- 2015-07-26 CN CN201610800923.4A patent/CN106396464B/en active Active
- 2015-07-26 CN CN201610800922.XA patent/CN106396463B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1636921A (en) * | 2004-12-09 | 2005-07-13 | 武汉科技大学 | Concrete water reducing agent of polyacrylic acid and its synthesis process |
| CN101333091A (en) * | 2007-06-25 | 2008-12-31 | 深圳市海川实业股份有限公司 | Method for preparing high-efficiency water-reducing agent of poly-carboxylic acid |
| CN101575403A (en) * | 2008-07-31 | 2009-11-11 | 北京市建筑工程研究院 | Polymerization method for preparing polycarboxylic high-efficiency water-reducing agent |
| CN103145928A (en) * | 2012-08-29 | 2013-06-12 | 成都理工大学 | Low-cost polyester polycarboxylic acid water reducer |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106396463A (en) | 2017-02-15 |
| CN105060761A (en) | 2015-11-18 |
| CN106396464B (en) | 2018-05-15 |
| CN106396463B (en) | 2018-10-12 |
| CN106396464A (en) | 2017-02-15 |
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Inventor after: Su Shunfeng Inventor after: Lin Yuanbiao Inventor before: Yin Hong |
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Effective date of registration: 20170106 Address after: 366100 Fujian province Sanming City Datian county Wu Shan Cheng Tang Cun Jizhou Village Applicant after: Datian New Material Co., Ltd. Address before: Yicheng Street South Village Yixing Jiangsu province 214206 city of Wuxi City, No. 144 room 404 Applicant before: Yin Hong |
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