CN103449787A - Underwater non-dispersible mortar and preparation method thereof - Google Patents

Underwater non-dispersible mortar and preparation method thereof Download PDF

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Publication number
CN103449787A
CN103449787A CN2012101678893A CN201210167889A CN103449787A CN 103449787 A CN103449787 A CN 103449787A CN 2012101678893 A CN2012101678893 A CN 2012101678893A CN 201210167889 A CN201210167889 A CN 201210167889A CN 103449787 A CN103449787 A CN 103449787A
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CN
China
Prior art keywords
water
regardless
under water
loose sand
sand slurry
Prior art date
Application number
CN2012101678893A
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Chinese (zh)
Inventor
黄玉娟
邓小旭
孙艳
靳洪允
许亮
侯书恩
陈江
周强
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湖北中桥科技有限公司
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Application filed by 湖北中桥科技有限公司 filed Critical 湖北中桥科技有限公司
Priority to CN2012101678893A priority Critical patent/CN103449787A/en
Publication of CN103449787A publication Critical patent/CN103449787A/en

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Abstract

The invention discloses an underwater non-dispersible mortar and a preparation method thereof, and the underwater non-dispersive mortar is prepared from components comprising cement, quartz sand, a water reducing agent and a non-dispersible agent. The underwater non-dispersive mortar is mainly used for projects such as water plugging and leak stoppage of bridges, tunnels, water conservancy, oil fields and the like, and other projects. The underwater non-dispersive mortar can be used by directly adding water for mixing in the field, and has the advantages of good dispersion resistance, self leveling, high filling degree, high safety, high early strength, convenience for construction and the like.

Description

A kind of under water regardless of loose sand slurry and preparation method thereof
Technical field
The invention belongs to building material technical field, relate to a kind of under water regardless of loose sand slurry and preparation method thereof, a kind of mortar material that the cement of particularly take is prepared as additional other fillers of gelling material and various admixture and preparation method thereof.
Background technology
Current, in bridge construction beam, tunnel, water conservancy construction, oilfield construction, the water surrounding construction is more and more general, and cement-based mortar is still indispensable material in water surrounding.There is anti-distributed advantages preferably regardless of the loose sand slurry under water, can there is good self-leveling and filled-type, utilize these characteristics, can carry out the emergency works such as the construction of the underwater construction of big area thin-walled, submerged structure, the construction prevented water pollution, rescue and relief work.Use under water and can simplify construction technology, reduction of erection time, guarantee construction quality regardless of the loose sand slurry, reduce engineering cost.
Be not subject to the impact of the depth of water, construction surface, fluctuation tidewater under water regardless of the loose sand slurry, in the underwater engineering in oilfield construction, water conservancy and hydropower, flood-fighting, sewage disposal, bridge, port and pier, open caisson back cover, cofferdam, caisson, large-diameter bored pile, cushion cap, envelope stake leak stopping and more difficult construction under water, application comparatively widely arranged.
Summary of the invention
The object of the invention is to propose a kind of under the water surrounding condition, have anti-dispersiveness preferably, self-leveling, fillibility, water-retentivity, globality, suitable time of coagulation, security under water regardless of loose sand pulp material and preparation method thereof.
In order to realize purpose of the present invention, the contriver studies by lot of experiments, has finally obtained following technical scheme:
A kind of under water regardless of loose sand slurry, by contain cement, quartz sand, water reducer and not the component of dispersion agent be prepared from; Described cement is selected from following one or more: 42.5 ordinary Portland cements, 52.5 ordinary Portland cements and quick hardening sulphoaluminate cement; Described water reducer is selected from following one or more: powder melamine water reducing agent, naphthalene sulfonic salt water reducer, sulfamate water reducer and high-efficiency water-reducing agent of poly-carboxylic acid; Described not dispersion agent is selected from following one or more: cellulose family, polypropylene-base and glycan class material.
Described under water regardless of the loose sand slurry, all components sum is in 100%, and the mass percent of each component is as follows:
Cement 20 ~ 80%
Quartz sand 10 ~ 60%
Water reducer 0.05 ~ 4.5%
Dispersion agent 0.5 ~ 3%.
Preferably, described under water regardless of the loose sand slurry, all components sum is in 100%, and the mass percent of each component is as follows:
Cement 30 ~ 70%
Quartz sand 15 ~ 55%
Filler 6 ~ 10%
Swelling agent 3 ~ 8%
Water reducer 0.1 ~ 2%
Dispersion agent 1 ~ 2.76%
Setting accelerator 0.01 ~ 1%
Retardant 0.01 ~ 0.47%
Thickening material 0.01 ~ 0.4%
Described under water regardless of loose sand slurry, wherein said quartz sand is selected from following one or more: 10 ~ 20 order quartz sands, 20 ~ 40 order quartz sands, 40 ~ 70 order quartz sands and 80 ~ 120 order quartz sands; Described filler is selected from following one or more: flyash, blast-furnace slag, silicon ash and Wingdale.
Described under water regardless of the loose sand slurry, wherein said swelling agent is that the UEA swelling agent is or/and the CSA swelling agent.
Described under water regardless of the loose sand slurry, wherein said setting accelerator is one or more of calcium formiate, Quilonum Retard, calcium sulfate and sodium sulfate.
Described under water regardless of the loose sand slurry, wherein said retardant is one or more of citric acid, tartrate, boric acid, calcium sugar and Sunmorl N 60S.
Described under water regardless of loose sand slurry, wherein said thickening material be Walocel MT 20.000PV, Natvosol, Vltra tears and bentonitic one or more.
Described under water regardless of the loose sand slurry, wherein said not dispersion agent is that Vltra tears is or/and methylcellulose gum.
The above-mentioned preparation method who starches regardless of loose sand under water, comprising: after each component is mixed, the ratio of water to material with 0.20 ~ 0.22 adds water, uses glue sand agitator rapid stirring 1.5 ~ 2min to make under water and starches regardless of loose sand.
What the present invention relates to has following advantage and marked improvement regardless of loose sand slurry and preparation method thereof:
(1) of the present invention is to take cement as gelling material regardless of the loose sand slurry under water, and quartz sand is fine aggregate, adds according to a certain percentage filler and admixture formulated, and material source is extensive.
(2) of the present invention simple regardless of loose sand slurry preparation technology under water, each component stirs and gets final product after mixing according to a certain percentage, is easy to realize industrialization.
(3) of the present inventionly directly add at the scene water regardless of loose sand slurry under water and stir and can use, the characteristics such as material has anti-good dispersity, Self-leveling, fullness degree is high, safe, early strength is high, constructability.The engineerings such as water blockoff leak-stopping that are mainly used in bridge, tunnel, water conservancy, oil field etc. under water regardless of the loose sand slurry of the present invention.
Embodiment
Form is described in further detail foregoing of the present invention again by the following examples, but this should be interpreted as to the scope of the above-mentioned theme of the present invention only limits to following embodiment, all technology realized based on foregoing of the present invention all belong to scope of the present invention.
Embodiment 1:
52.5 ordinary Portland cement 28%
Quick hardening sulphoaluminate cement 25%
20 ~ 40 order quartz sands 30%
Flyash 9%
UEA swelling agent 5%
High-efficiency water-reducing agent of poly-carboxylic acid 0.19%
Polypropylene-base is dispersion agent 2.76% not
Quilonum Retard 0.03%
Tartrate 0.01%
Vltra tears 0.01%
By above material mixing evenly after, adopt 0.22 ratio of water to material to add water, use glue sand agitator rapid stirring 1.5 ~ 2min to make under water and starch regardless of loose sand.The initial flow degree 360mm of slurry, time of coagulation 84min, 2 days intensity 38.2Mpa, within 28 days, rate of expansion 0.02%.
Embodiment 2:
42.5 ordinary Portland cement 20%
Quick hardening sulphoaluminate cement 30%
40 ~ 70 order quartz sands 35%
Silicon ash 7%
CSA swelling agent 5%
High-efficiency water-reducing agent of poly-carboxylic acid 0.24%
Polyethers is dispersion agent 1.7% not
Calcium formiate 1.0%
Boric acid 0.04%
Natvosol 0.02%
By above material mixing evenly after, adopt 0.2 ratio of water to material to add water, use glue sand agitator rapid stirring 1.5 ~ 2min to make under water and starch regardless of loose sand.The initial flow degree 260mm of slurry, time of coagulation 47min, 2 days intensity 37.6Mpa, within 28 days, rate of expansion 0.03%.
Embodiment 3:
42.5 ordinary Portland cement 20%
Quick hardening sulphoaluminate cement 10%
20 ~ 40 order quartz sands 30%
40 ~ 70 order quartz sands 24%
Silicon ash 6%
CSA swelling agent 5%
Naphthalene water reducer 2.0%
Polyethers is dispersion agent 2.5% not
Quilonum Retard 0.02%
Sunmorl N 60S 0.47%
Vltra tears 0.01%
By above material mixing evenly after, adopt 0.2 ratio of water to material to add water, use glue sand agitator rapid stirring 1.5 ~ 2min to make under water and starch regardless of loose sand.The initial flow degree 240mm of slurry, time of coagulation 30min, 2 days intensity 38.1Mpa, within 28 days, rate of expansion 0.02%.
Embodiment 4:
42.5 ordinary Portland cement 20%
Quick hardening sulphoaluminate cement 30%
20 ~ 40 order quartz sands 20%
40 ~ 70 order quartz sands 15%
Silicon ash 7.5%
CSA swelling agent 5%
High-efficiency water-reducing agent of poly-carboxylic acid 0.24%
Polyethers is dispersion agent 1.70% not
Quilonum Retard 0.02%
Calcium sugar 0.14%
Methylcellulose gum 0.40%
By above material mixing evenly after, adopt 0.21 ratio of water to material to add water, use glue sand agitator rapid stirring 1.5 ~ 2min to make under water and starch regardless of loose sand.The initial flow degree 320mm of slurry, time of coagulation 67min, 2 days intensity 37.6Mpa, within 28 days, rate of expansion 0.03%
Embodiment 5:
42.5 ordinary Portland cement 20%
Quick hardening sulphoaluminate cement 20%
20 ~ 40 order quartz sands 30%
80 ~ 120 order quartz sands 13%
Silicon ash 5%
Flyash 5%
CSA swelling agent 5%
High-efficiency water-reducing agent of poly-carboxylic acid 0.25%
Polyethers is dispersion agent 1.70% not
Calcium sulfate 0.02%
Citric acid monohydrate Food grade 0.01%
Methylcellulose gum 0.02%
By above material mixing evenly after, adopt 0.22 ratio of water to material to add water, use glue sand agitator rapid stirring 1.5 ~ 2min to make under water and starch regardless of loose sand.The initial flow degree 330mm of slurry, time of coagulation 84min, 2 days intensity 34.3Mpa, within 28 days, rate of expansion 0.02%.
Embodiment 6:
42.5 ordinary Portland cement 50%
Quick hardening sulphoaluminate cement 20%
20 ~ 40 order quartz sands 15%
Silicon ash 3%
Flyash 5%
CSA swelling agent 5%
High-efficiency water-reducing agent of poly-carboxylic acid 0.25%
Polyethers is dispersion agent 1.70% not
Calcium sulfate 0.02%
Citric acid monohydrate Food grade 0.01
Methylcellulose gum 0.02%
By above material mixing evenly after, adopt 0.22 ratio of water to material to add water, use glue sand agitator rapid stirring 1.5 ~ 2min to make under water and starch regardless of loose sand.The initial flow degree 380mm of slurry, time of coagulation 84min, 2 days intensity 40.3Mpa, within 28 days, rate of expansion 0.02%.

Claims (10)

1. one kind under water regardless of loose sand slurry, it is characterized in that: by contain cement, quartz sand, water reducer and not the component of dispersion agent be prepared from; Described cement is selected from following one or more: 42.5 ordinary Portland cements, 52.5 ordinary Portland cements and quick hardening sulphoaluminate cement; Described water reducer is selected from following one or more: powder melamine water reducing agent, naphthalene sulfonic salt water reducer, sulfamate water reducer and high-efficiency water-reducing agent of poly-carboxylic acid; Described not dispersion agent is selected from following one or more: cellulose family, polypropylene-base and glycan class material.
2. according to claim 1 under water regardless of the loose sand slurry, it is characterized in that: all components sum is in 100%, and the mass percent of each component is as follows:
Cement 20 ~ 80%
Quartz sand 10 ~ 60%
Water reducer 0.05 ~ 4.5%
Dispersion agent 0.5 ~ 3%.
3. according to claim 2 under water regardless of the loose sand slurry, it is characterized in that: all components sum is in 100%, and the mass percent of each component is as follows:
Cement 30 ~ 70%
Quartz sand 15 ~ 55%
Filler 6 ~ 10%
Swelling agent 3 ~ 8%
Water reducer 0.1 ~ 2%
Dispersion agent 1 ~ 2.76%
Setting accelerator 0.01 ~ 1.0%
Retardant 0.01 ~ 0.47%
Thickening material 0.01 ~ 0.4%.
4. described under water regardless of loose sand slurry according to claim 1-3 any one, it is characterized in that: described quartz sand is selected from following one or more: 10 ~ 20 order quartz sands, 20 ~ 40 order quartz sands, 40 ~ 70 order quartz sands and 80 ~ 120 order quartz sands; Described filler is selected from following one or more: flyash, blast-furnace slag, silicon ash and Wingdale.
5. described under water regardless of the loose sand slurry according to claim 1-3 any one, it is characterized in that: described swelling agent is that the UEA swelling agent is or/and the CSA swelling agent.
6. described under water regardless of the loose sand slurry according to claim 1-3 any one, it is characterized in that: described setting accelerator is one or more of calcium formiate, Quilonum Retard, calcium sulfate and sodium sulfate.
7. described under water regardless of the loose sand slurry according to claim 1-3 any one, it is characterized in that: described retardant is one or more of citric acid, tartrate, boric acid, calcium sugar and Sunmorl N 60S.
8. described under water regardless of loose sand slurry according to claim 1-3 any one, it is characterized in that: described thickening material be Walocel MT 20.000PV, Natvosol, Vltra tears and bentonitic one or more.
9. described under water regardless of the loose sand slurry according to claim 1-3 any one, it is characterized in that: described not dispersion agent is one or more of cellulose family, polypropylene-base and glycan class material.
One kind described under water regardless of the preparation method of loose sand slurry according to claim 1-3 any one, it is characterized in that: after each component is mixed, ratio of water to material with 0.20 ~ 0.22 adds water, uses glue sand agitator rapid stirring 1.5 ~ 2min to make under water and starches regardless of loose sand.
CN2012101678893A 2012-05-28 2012-05-28 Underwater non-dispersible mortar and preparation method thereof CN103449787A (en)

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Cited By (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104386980A (en) * 2014-10-24 2015-03-04 河南兴安新型建筑材料有限公司 Masonry mortar for autoclaved aerated concrete
CN105198301A (en) * 2015-10-21 2015-12-30 南京润屹电子科技有限公司 Lightweight high strength material for tunnel and underground pipeline construction and preparation method of lightweight high strength material
CN105523727A (en) * 2014-10-26 2016-04-27 武汉鸿信通科技有限公司 Preparation method of sprayed concrete coagulation accelerator
CN105622006A (en) * 2015-12-14 2016-06-01 江苏苏博特新材料股份有限公司 Low-temperature early-strength high-strength underwater grouting material
CN105621919A (en) * 2014-10-26 2016-06-01 武汉鸿信通科技有限公司 Cement setting accelerator preparation method
CN106365569A (en) * 2016-08-26 2017-02-01 北京建工新型建材有限责任公司 High-perturbance underwater masonry mortar
CN106380108A (en) * 2016-08-30 2017-02-08 卓达新材料科技集团威海股份有限公司 High efficiency underwater pumping aid for house 3D printing slurry
CN106747146A (en) * 2017-02-28 2017-05-31 卡本复合材料(天津)有限公司 A kind of dispersion strength cement-based grouting material anti-under water and preparation method thereof
CN107098661A (en) * 2017-04-21 2017-08-29 武汉理工大学 It is a kind of to resist scattered fast repairing material and preparation method thereof under water
CN107298564A (en) * 2016-12-02 2017-10-27 徐州中联混凝土有限公司 It is a kind of not disperse contraction-free grouting concrete under water
CN107673700A (en) * 2017-11-01 2018-02-09 深圳港创建材股份有限公司 A kind of the underwater of lower shrinkage does not decompose self-compacting concrete
CN108178578A (en) * 2018-01-17 2018-06-19 湖北恒利建材科技有限公司 A kind of non-dispersible underwater concrete
CN108341629A (en) * 2018-03-05 2018-07-31 沙焕焕 As bottom reinforcing regardless of aproll soil and its construction method
CN108609972A (en) * 2018-06-05 2018-10-02 长安大学 A kind of high-strength fast hard bolt grouting material
CN108975829A (en) * 2018-09-11 2018-12-11 中铁隧道局集团有限公司 Railway tunnel deep shaft water gush face floods well crevasse plugging material and method for blocking
CN109180129A (en) * 2018-11-16 2019-01-11 石家庄铁道大学 It is a kind of not disperse back cover material and its construction technology under water
CN109748549A (en) * 2019-01-14 2019-05-14 贵州中建建筑科研设计院有限公司 A kind of C50 or more underwater concrete and its stake holes casting method
CN110183189A (en) * 2019-05-28 2019-08-30 西南交通大学 Presetting period controllable shield water resistant dispersion simultaneous grouting slurry and preparation method
CN110183193A (en) * 2019-07-11 2019-08-30 安徽瑞和新材料有限公司 A kind of super-early strength cement base does not disperse patching material and preparation method thereof under water

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CN102320793A (en) * 2011-08-23 2012-01-18 大连建科北方化学有限公司 Quick-hardening self-compacting anti-cracking high-performance grouting material

Patent Citations (1)

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Publication number Priority date Publication date Assignee Title
CN102320793A (en) * 2011-08-23 2012-01-18 大连建科北方化学有限公司 Quick-hardening self-compacting anti-cracking high-performance grouting material

Cited By (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104386980A (en) * 2014-10-24 2015-03-04 河南兴安新型建筑材料有限公司 Masonry mortar for autoclaved aerated concrete
CN105523727A (en) * 2014-10-26 2016-04-27 武汉鸿信通科技有限公司 Preparation method of sprayed concrete coagulation accelerator
CN105621919A (en) * 2014-10-26 2016-06-01 武汉鸿信通科技有限公司 Cement setting accelerator preparation method
CN105198301B (en) * 2015-10-21 2017-09-22 枫林环保科技股份有限公司 Light-weight high-strength material built for tunnel or underground piping and preparation method thereof
CN105198301A (en) * 2015-10-21 2015-12-30 南京润屹电子科技有限公司 Lightweight high strength material for tunnel and underground pipeline construction and preparation method of lightweight high strength material
CN105622006A (en) * 2015-12-14 2016-06-01 江苏苏博特新材料股份有限公司 Low-temperature early-strength high-strength underwater grouting material
CN105622006B (en) * 2015-12-14 2018-05-04 江苏苏博特新材料股份有限公司 A kind of low-temperature high-early strength high-strength underwater grouting material
CN106365569A (en) * 2016-08-26 2017-02-01 北京建工新型建材有限责任公司 High-perturbance underwater masonry mortar
CN106380108A (en) * 2016-08-30 2017-02-08 卓达新材料科技集团威海股份有限公司 High efficiency underwater pumping aid for house 3D printing slurry
CN107298564A (en) * 2016-12-02 2017-10-27 徐州中联混凝土有限公司 It is a kind of not disperse contraction-free grouting concrete under water
CN106747146A (en) * 2017-02-28 2017-05-31 卡本复合材料(天津)有限公司 A kind of dispersion strength cement-based grouting material anti-under water and preparation method thereof
CN107098661A (en) * 2017-04-21 2017-08-29 武汉理工大学 It is a kind of to resist scattered fast repairing material and preparation method thereof under water
CN107673700A (en) * 2017-11-01 2018-02-09 深圳港创建材股份有限公司 A kind of the underwater of lower shrinkage does not decompose self-compacting concrete
CN108178578B (en) * 2018-01-17 2020-10-02 湖北恒利建材科技有限公司 Underwater undispersed concrete
CN108178578A (en) * 2018-01-17 2018-06-19 湖北恒利建材科技有限公司 A kind of non-dispersible underwater concrete
CN108341629A (en) * 2018-03-05 2018-07-31 沙焕焕 As bottom reinforcing regardless of aproll soil and its construction method
CN108609972B (en) * 2018-06-05 2021-01-19 长安大学 High-strength quick-hardening anchor rod grouting material
CN108609972A (en) * 2018-06-05 2018-10-02 长安大学 A kind of high-strength fast hard bolt grouting material
CN108975829A (en) * 2018-09-11 2018-12-11 中铁隧道局集团有限公司 Railway tunnel deep shaft water gush face floods well crevasse plugging material and method for blocking
CN108975829B (en) * 2018-09-11 2021-03-16 中铁隧道局集团有限公司 Plugging material and plugging method for burst of deep shaft working surface of railway tunnel
CN109180129A (en) * 2018-11-16 2019-01-11 石家庄铁道大学 It is a kind of not disperse back cover material and its construction technology under water
CN109748549A (en) * 2019-01-14 2019-05-14 贵州中建建筑科研设计院有限公司 A kind of C50 or more underwater concrete and its stake holes casting method
CN110183189A (en) * 2019-05-28 2019-08-30 西南交通大学 Presetting period controllable shield water resistant dispersion simultaneous grouting slurry and preparation method
CN110183193A (en) * 2019-07-11 2019-08-30 安徽瑞和新材料有限公司 A kind of super-early strength cement base does not disperse patching material and preparation method thereof under water

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