CN106242396A - Concrete pipeline mud-jacking agent and preparation method - Google Patents

Concrete pipeline mud-jacking agent and preparation method Download PDF

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Publication number
CN106242396A
CN106242396A CN201610604843.1A CN201610604843A CN106242396A CN 106242396 A CN106242396 A CN 106242396A CN 201610604843 A CN201610604843 A CN 201610604843A CN 106242396 A CN106242396 A CN 106242396A
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China
Prior art keywords
parts
compound
sodium
calcium
agent
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CN201610604843.1A
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Chinese (zh)
Inventor
陈凯
张欣
陈钟
程昊
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China Road and Bridge Corp
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China Road and Bridge Corp
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Priority to CN201610604843.1A priority Critical patent/CN106242396A/en
Publication of CN106242396A publication Critical patent/CN106242396A/en
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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
    • 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
    • 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
    • C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
    • C04B2201/50—Mortars, concrete or artificial stone characterised by specific physical values for the mechanical strength

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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)
  • Soil Conditioners And Soil-Stabilizing Materials (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)

Abstract

The invention discloses mixed mud tubes grouting agent and preparation method, described pneumatic mortar machine is included by mass fraction: extender 30～40 parts, flowable 15～25 parts, Booster 30～48 parts, water-retaining agent 6～9 parts, stabilizer 10～15 parts, antifreeze 8～13 parts；Described pneumatic mortar machine preparation method step of preparing includes: prepares the first compound and the second compound, add in dry-mixed machine and stir, spray antifreeze, add the 3rd compound, stir, dry.Concrete pipeline mud-jacking agent and preparation method that the present invention proposes economize on resources, and reduce discharge, and Qinshui rate is zero, operable time length and reach microdilatancy effect, and erosion-resisting characteristics is strong, and freezing tolerance is strong, and self-constriction is strong, and preparation technology is simple, and raw material is cheap and easy to get.

Description

Concrete pipeline mud-jacking agent and preparation method
Technical field
The present invention relates to concrete pipeline mud-jacking agent and preparation method.
Background technology
With the fast development of China's economy, railway construction in China especially PDL Construction enters a fast development Period, at present, China huge at the Line for Passenger Transportation built He will put into operation, its Bridge proportion nearly 50%, at a high speed Train running speed is fast, and passenger dedicated line project quality is directly connected to people life property safety, in Passenger dedicated railway Bridge construction In the Structural Engineering such as bridge to be made ensure to use 100 years, for ensureing the quality that passenger dedicated line project Bridge is built, the Ministry of Railways in On July 1st, 2006, issue implemented " TB/T 3192-2008 railway post stressed concrete beam pipe mudjacking technology bar Part ", it is made that clear stipulaties to Passenger dedicated railway Bridge construction has to use for duct grouting material performance index.
Pipeline pneumatic mortar agent is to ensure that reinforcing bar not corrosion, it is ensured that the key of the effectively transmission of stress between itself and concrete component Property material, in the numerous bridge of China, in causing pipe because of grouting quality problem, steel strand wires heavy corrosion loss of prestress is big, causes Potential safety hazard, even indivedual bridges collapse event, and China's Guangdong cable-stayed bridge cable steel wire is by heavy corrosion, so that needing complete Portion changes.Admixture in current existing pipeline pneumatic mortar agent is mainly ordinary slag powder, flyash, Gypsum Fibrosum powder, silicon ash, Fang Xie Stone, Anhydrite, gangue etc., these have been mainly filling effect, do not have in other words the intensity aspect effect improving grouting agent is the least There is effect.Pipeline pneumatic mortar agent grouting is closely knit, reduces loss of prestress, and protects steel strand wires not corrosion, it is simply that one must solve Technical problem.
Summary of the invention
For the problem being previously mentioned, it is proposed that concrete pipeline mud-jacking agent, include following component by mass fraction:
Extender 30～40 parts, comprising:
Aluminium oxide 10～12 parts, alunite 8～10 parts, calcined kaolin 5～7 parts, Gypsum Fibrosum 3～5 parts, anhydrous calcium sulphoaluminate 4～6 parts；
Flowable 15～25 parts, comprising:
Polycarboxylate 5～7 parts, citric acid 6～8 parts, sodium phosphate 2～5 parts, tripolycyanamide 2～5 parts；
Booster 30～48 parts, comprising:
Sodium fluoride 2～5 parts, calcium nitrate 3～4 parts, calcium hydroxide 5～8 parts, ore deposit part ground-slag 5～8 parts, cement 5～8 parts, steel Ground-slag 3～4 parts, ultra-fine silicon ash 3～5 parts, levigate agstone 4～6 parts；
Water-retaining agent 6～9 parts, comprising:
Low viscosity carboxymethyl cellulose 2～3 parts, methyl hydroxyethylcellulose ether 2～3 parts, sodium polyacrylate 2～3 parts；
Stabilizer 10～15 parts, comprising:
Organobentonite 3～4 parts, polyacrylate 2～3 parts, sodium alginate 1～2 parts, latex powder 2～3 parts, mineral oil 2 ～3 parts；
Antifreeze 8～13 parts, comprising:
Furane resins 2～3 parts, stearic acid 1～2 parts, phenylacetic acid 2～3 parts, sodium nitrate 2～3 parts, lignin sulfur calcium 1～2 Part.
To go the preparation method of concrete pipeline mud-jacking agent described in 1 according to right, step includes:
1) by aluminium oxide 10～12 parts, alunite 8～10 parts, calcined kaolin 5～7 parts, Gypsum Fibrosum 3～5 parts, anhydrous sulfur aluminum Acid calcium 4～6, sodium fluoride 2～5 parts, calcium nitrate 3～4 parts, calcium hydroxide 5～8 parts, ore deposit part ground-slag 5～8 parts, cement 5～8 parts, Steel-making slag powder 3～4 parts, ultra-fine silicon ash 3～5 parts, levigate agstone 4～6 parts are pulverized, and obtaining particle diameter is 8～10 first to mix Close material；
2) by polycarboxylate 5～7 parts, citric acid 6～8 parts, sodium phosphate 2～5 parts, tripolycyanamide 2～5 parts, low viscosity carboxylic Methylcellulose 2～3 parts, methyl hydroxyethylcellulose ether 2～3 parts, sodium polyacrylate 2～3 parts are pulverized, and obtaining particle diameter is 10 ～second compound of 12；
3) by organobentonite 3～4 parts, polyacrylate 2～3 parts, sodium alginate 1～2 parts, latex powder 2～3 parts, ore deposit Thing oil 2～3 parts is pulverized, and obtaining particle diameter is 5～8 the 3rd compounds；
4) by furane resins 2～3 parts, stearic acid 1～2 parts, phenylacetic acid 2～3 parts, sodium nitrate 2～3 parts, lignin sulfur calcium 1 ～2 parts of configuration concentrations are 3～first solution of 5% and the second solution that concentration is 8～10%, the first solution and the second solution weight Amount number is identical；
5) the first compound is put into and dry-mixed machine stirs 10～15min；
6) the second compound is loaded in described dry-mixed machine and stir 10～12min with the first compound continuation；
7) by first solution spraying compound after step 2 stirs, stirring 5～8min is continued；
8) the 3rd compound is loaded continuation stirring 10～12min in described dry-mixed machine, continue stirring 10～12min；
9) by second solution spraying compound after step 8 stirs, stirring 5～8min is continued；
10) compound in described dry-mixed machine is dried；
11) packaging.
Preferred version is: described extender includes: aluminium oxide 10 parts, alunite 8 parts, calcined kaolin 5 parts, 3 parts of Gypsum Fibrosum, Anhydrous calcium sulphoaluminate 4 parts.
Preferred version is: described extender includes: aluminium oxide 12 parts, alunite 10 parts, calcined kaolin 7 parts, Gypsum Fibrosum 5 Part, anhydrous calcium sulphoaluminate 6 parts.
Preferred version is: described Booster includes: sodium fluoride 2 parts, calcium nitrate 3 parts, calcium hydroxide 5～8 parts, ore deposit part ground-slag 5 parts, cement 5 parts, steel-making slag powder 3 parts, ultra-fine silicon ash 3 parts, levigate agstone 4 parts.
Preferred version is: described Booster includes: Booster includes: sodium fluoride 5 parts, calcium nitrate 4 parts, calcium hydroxide 8, ore deposit Part ground-slag 8 parts, cement 8 parts, steel-making slag powder 4 parts, ultra-fine silicon ash 5 parts, levigate agstone 6 parts.
Concrete pipeline mud-jacking agent and preparation method that the present invention proposes economize on resources, and reduce discharge, and Qinshui rate is zero, can Operating time length and reach microdilatancy effect, erosion-resisting characteristics is strong, and freezing tolerance is strong, and self-constriction is strong, and preparation technology is simple, former Material is cheap and easy to get.
Detailed description of the invention
The present invention is described in further detail below, with make those skilled in the art with reference to description word can evidence To implement.
Embodiment 1
Concrete pipeline mud-jacking agent, includes following component by mass fraction:
Extender 30 parts, comprising:
Aluminium oxide 10 parts, alunite 8 parts, calcined kaolin 5 parts, 3 parts of Gypsum Fibrosum, anhydrous calcium sulphoaluminate 4 parts；
Flowable 15 parts, comprising:
Polycarboxylate 5 parts, citric acid 6 parts, sodium phosphate 2 parts, tripolycyanamide 2 parts；
Booster 30 parts, comprising:
Sodium fluoride 2 parts, calcium nitrate 3 parts, calcium hydroxide 5 parts, ore deposit part ground-slag 5 parts, cement 5 parts, steel-making slag powder 3 parts, ultra-fine silicon Ash 3 parts, levigate agstone 4 parts；
Water-retaining agent 6 parts, comprising:
Low viscosity carboxymethyl cellulose 2 parts, 2 parts of methyl hydroxyethylcellulose ether, sodium polyacrylate 2 parts；
Stabilizer 10 parts, comprising:
Organobentonite 3 parts, polyacrylate 2 parts, sodium alginate 1 part, latex powder 2 parts, 2 parts of mineral oil；
Antifreeze 8 parts, comprising:
Furane resins 2 parts, stearic acid 1 part, phenylacetic acid 2 parts, sodium nitrate 2 parts, lignin sulfur calcium 1 part.
Embodiment 2
Concrete pipeline mud-jacking agent, includes following component by mass fraction:
Extender 40 parts, comprising:
Aluminium oxide 12 parts, alunite 10 parts, calcined kaolin 7 parts, 5 parts of Gypsum Fibrosum, anhydrous calcium sulphoaluminate 6 parts；
Flowable 25 parts, comprising:
Polycarboxylate 7 parts, citric acid 8 parts, sodium phosphate 5 parts, tripolycyanamide 5 parts；
Booster 48 parts, comprising:
Sodium fluoride 5 parts, calcium nitrate 4 parts, calcium hydroxide 8 parts, ore deposit part ground-slag 8 parts, cement 8 parts, steel-making slag powder 4 parts, ultra-fine silicon Ash 5 parts, levigate agstone 6 parts；
Water-retaining agent 9 parts, comprising:
Low viscosity carboxymethyl cellulose 3 parts, 3 parts of methyl hydroxyethylcellulose ether, sodium polyacrylate 3 parts；
Stabilizer 15 parts, comprising:
Organobentonite 4 parts, polyacrylate 3 parts, sodium alginate 2 parts, latex powder 3 parts, 3 parts of mineral oil；
Antifreeze 13 parts, comprising:
Furane resins 3 parts, stearic acid 2 parts, phenylacetic acid 3 parts, sodium nitrate 3 parts, lignin sulfur calcium 2 parts.
Embodiment 3
The preparation method of concrete pipeline mud-jacking agent, step includes:
1) by aluminium oxide 10 parts, alunite 8 parts, calcined kaolin 5 parts, 3 parts of Gypsum Fibrosum, anhydrous calcium sulphoaluminate 4 parts, sodium fluoride 2 parts, calcium nitrate 3 parts, calcium hydroxide 5 parts, ore deposit part ground-slag 5 parts, cement 5 parts, steel-making slag powder 3 parts, ultra-fine silicon ash 3 parts, levigate Calx Stone powder 4 parts is pulverized, and obtaining particle diameter is 8 first compounds；
2) by polycarboxylate 5 parts, citric acid 6 parts, sodium phosphate 2 parts, tripolycyanamide 2 parts, low viscosity carboxymethyl cellulose 2 Part, 2 parts of methyl hydroxyethylcellulose ether, sodium polyacrylate 2 parts are pulverized, and obtain the second compound that particle diameter is 10；
3) organobentonite 3 parts, polyacrylate 2 parts, sodium alginate 1 part, latex powder 2 parts, 2 parts of mineral oil are carried out powder Broken, obtaining particle diameter is 5 the 3rd compounds；
4) by furane resins 2 parts, stearic acid 1 part, phenylacetic acid 2 parts, sodium nitrate 2 parts, 1 part of configuration concentration of lignin sulfur calcium it is 3～first solution of 5% and the second solution that concentration is 8～10%, the first solution and the second solution weight number are identical；
5) the first compound is put into stirring 10min in dry-mixed machine；
6) the second compound is loaded in described dry-mixed machine and continue stirring 10min with the first compound；
7) by first solution spraying compound after step 2 stirs, stirring 5min is continued；
8) the 3rd compound is loaded continuation stirring 10min in described dry-mixed machine, continue stirring 10min；
9) by second solution spraying compound after step 8 stirs, stirring 5min is continued；
10) compound in described dry-mixed machine is dried；
11) packaging.
Recording the presetting period is 8h, and final setting time is 1.8h, initial flow degree be 10s, 30min fluidity be 14s, 60min fluidity is that the free bleeding rate of 18s, 24h is 0, and 3d rupture strength is 5.5MPa, comprcssive strength is that 40.5MPa, 7d are anti- Folding intensity is 7.5MPa, comprcssive strength be 65MPa, 28d rupture strength be 15.5MPa, comprcssive strength be 78.5MPa, 3h freely Expansion rate is 0.35%, and 24h free swelling rate is 0.60%.
Embodiment 4
The preparation method of concrete pipeline mud-jacking agent, step includes:
1) by aluminium oxide 12 parts, alunite 10 parts, calcined kaolin 7 parts, 5 parts of Gypsum Fibrosum, anhydrous calcium sulphoaluminate 6 parts, fluorination 5 parts of sodium, calcium nitrate 4 parts, calcium hydroxide 8 parts, ore deposit part ground-slag 8 parts, cement 8 parts, steel-making slag powder 4 parts, ultra-fine silicon ash 5 parts, levigate stone Limestone flour 6 parts is pulverized, and obtaining particle diameter is 10 first compounds；
2) by polycarboxylate 7 parts, citric acid 8 parts, sodium phosphate 5 parts, tripolycyanamide 5 parts, low viscosity carboxymethyl cellulose 3 Part, 3 parts of methyl hydroxyethylcellulose ether, sodium polyacrylate 3 parts are pulverized, and obtain the second compound that particle diameter is 12；
3) organobentonite 4 parts, polyacrylate 3 parts, sodium alginate 2 parts, latex powder 3 parts, 3 parts of mineral oil are carried out powder Broken, obtaining particle diameter is 8 the 3rd compounds；
4) by furane resins 3 parts, stearic acid 2 parts, phenylacetic acid 3 parts, sodium nitrate 3 parts, 2 parts of configuration concentrations of lignin sulfur calcium it is 3～first solution of 5% and the second solution that concentration is 8～10%, the first solution and the second solution weight number are identical；
5) the first compound is put into stirring 15min in dry-mixed machine；
6) the second compound is loaded in described dry-mixed machine and continue stirring 12min with the first compound；
7) by first solution spraying compound after step 2 stirs, stirring 8min is continued；
8) the 3rd compound is loaded continuation stirring 12min in described dry-mixed machine, continue stirring 12min；
9) by second solution spraying compound after step 8 stirs, stirring 8min is continued；
10) compound in described dry-mixed machine is dried；
11) packaging.
Recording the presetting period is 8h, and final setting time is 1.8h, initial flow degree be 9s, 30min fluidity be 15s, 60min Fluidity is that the free bleeding rate of 18s, 24h is 0, and 3d rupture strength is 5.7MPa, comprcssive strength is that the anti-folding of 40.8MPa, 7d is strong Degree is 68MPa for 7.9MPa, comprcssive strength, and 28d rupture strength is 16.5MPa, comprcssive strength is 79.5MPa, 3h free wxpansion Rate is 0.35%, and 24h free swelling rate is 0.60%.
Although embodiment of the present invention are disclosed as above, but it is not restricted in description and embodiment listed Using, it can be applied to various applicable the field of the invention completely, for those skilled in the art, and can be easily Realizing other amendment, therefore under the general concept limited without departing substantially from claim and equivalency range, the present invention does not limit In specific details.

Claims (6)

1. concrete pipeline mud-jacking agent, it is characterised in that include following component by mass fraction:
Extender 30～40 parts, comprising:
Aluminium oxide 10～12 parts, alunite 8～10 parts, calcined kaolin 5～7 parts, Gypsum Fibrosum 3～5 parts, anhydrous calcium sulphoaluminate 4～6 Part；
Flowable 15～25 parts, comprising:
Polycarboxylate 5～7 parts, citric acid 6～8 parts, sodium phosphate 2～5 parts, tripolycyanamide 2～5 parts；
Booster 30～48 parts, comprising:
Sodium fluoride 2～5 parts, calcium nitrate 3～4 parts, calcium hydroxide 5～8 parts, ore deposit part ground-slag 5～8 parts, cement 5～8 parts, steel-making slag powder 3～4 parts, ultra-fine silicon ash 3～5 parts, levigate agstone 4～6 parts；
Water-retaining agent 6～9 parts, comprising:
Low viscosity carboxymethyl cellulose 2～3 parts, methyl hydroxyethylcellulose ether 2～3 parts, sodium polyacrylate 2～3 parts；
Stabilizer 10～15 parts, comprising:
Organobentonite 3～4 parts, polyacrylate 2～3 parts, sodium alginate 1～2 parts, latex powder 2～3 parts, mineral oil 2～3 Part；
Antifreeze 8～13 parts, comprising:
Furane resins 2～3 parts, stearic acid 1～2 parts, phenylacetic acid 2～3 parts, sodium nitrate 2～3 parts, lignin sulfur calcium 1～2 parts.
2. to go the preparation method of concrete pipeline mud-jacking agent described in 1 according to right, it is characterised in that step includes:
1) by aluminium oxide 10～12 parts, alunite 8～10 parts, calcined kaolin 5～7 parts, Gypsum Fibrosum 3～5 parts, anhydrous calcium sulphoaluminate 4～6, sodium fluoride 2～5 parts, calcium nitrate 3～4 parts, calcium hydroxide 5～8 parts, ore deposit part ground-slag 5～8 parts, cement 5～8 parts, slag Powder 3～4 parts, ultra-fine silicon ash 3～5 parts, levigate agstone 4～6 parts are pulverized, and obtaining particle diameter is 8～10 first compounds；
2) by polycarboxylate 5～7 parts, citric acid 6～8 parts, sodium phosphate 2～5 parts, tripolycyanamide 2～5 parts, low-viscosity carboxymethyl Cellulose 2～3 parts, methyl hydroxyethylcellulose ether 2～3 parts, sodium polyacrylate 2～3 parts are pulverized, and obtaining particle diameter is 10～12 The second compound；
3) by organobentonite 3～4 parts, polyacrylate 2～3 parts, sodium alginate 1～2 parts, latex powder 2～3 parts, mineral oil 2 ～3 parts pulverized, obtaining particle diameter is 5～8 the 3rd compounds；
4) by furane resins 2～3 parts, stearic acid 1～2 parts, phenylacetic acid 2～3 parts, sodium nitrate 2～3 parts, lignin sulfur calcium 1～2 Part configuration concentration is 3～first solution of 5% and the second solution that concentration is 8～10%, the first solution and the second solution weight Number is identical；
5) the first compound is put into and dry-mixed machine stirs 10～15min；
6) the second compound is loaded in described dry-mixed machine and stir 10～12min with the first compound continuation；
7) by first solution spraying compound after step 2 stirs, stirring 5～8min is continued；
8) the 3rd compound is loaded continuation stirring 10～12min in described dry-mixed machine, continue stirring 10～12min；
9) by second solution spraying compound after step 8 stirs, stirring 5～8min is continued；
10) compound in described dry-mixed machine is dried；
11) packaging.
Concrete pipeline mud-jacking agent the most according to claim 1, it is characterised in that described extender includes: aluminium oxide 10 Part, alunite 8 parts, calcined kaolin 5 parts, 3 parts of Gypsum Fibrosum, anhydrous calcium sulphoaluminate 4 parts.
Concrete pipeline mud-jacking agent the most according to claim 1, it is characterised in that described extender includes: aluminium oxide 12 Part, alunite 10 parts, calcined kaolin 7 parts, 5 parts of Gypsum Fibrosum, anhydrous calcium sulphoaluminate 6 parts.
Concrete pipeline mud-jacking agent the most according to claim 1, it is characterised in that described Booster includes: sodium fluoride 2 Part, calcium nitrate 3 parts, calcium hydroxide 5～8 parts, ore deposit part ground-slag 5 parts, cement 5 parts, steel-making slag powder 3 parts, ultra-fine silicon ash 3 parts, levigate stone Limestone flour 4 parts.
Concrete pipeline mud-jacking agent the most according to claim 1, it is characterised in that described Booster includes: Booster bag Include: sodium fluoride 5 parts, calcium nitrate 4 parts, calcium hydroxide 8, ore deposit part ground-slag 8 parts, cement 8 parts, steel-making slag powder 4 parts, ultra-fine silicon ash 5 parts, mill Microlith limestone flour 6 parts.
CN201610604843.1A 2016-07-28 2016-07-28 Concrete pipeline mud-jacking agent and preparation method Pending CN106242396A (en)

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Publication number Priority date Publication date Assignee Title
CN108164219A (en) * 2018-01-17 2018-06-15 云南森博混凝土外加剂有限公司 A kind of drop slurry agent applied in ultrahigh-strength self-compacting concrete

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CN101817656A (en) * 2009-02-26 2010-09-01 北京东方雨虹防水技术股份有限公司 Post stressed concrete beam pipe mudjacking agent
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CN102115314A (en) * 2009-12-31 2011-07-06 北京市建筑工程研究院 Duct grouting agent for post-tensioning prestressed concrete beams
CN102206062A (en) * 2011-03-31 2011-10-05 浙江五龙化工股份有限公司 Post-tensioned and pre-stressed pipe grouting agent
CN102351485A (en) * 2011-07-08 2012-02-15 王小清 Grouting material, premix of grouting material, and preparation method of premix

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Publication number Priority date Publication date Assignee Title
CN101157529A (en) * 2007-08-02 2008-04-09 铁道科学研究院铁道建筑研究所 High-performance cement-based shrink-free corrosion-proof grouting agent
CN101817656A (en) * 2009-02-26 2010-09-01 北京东方雨虹防水技术股份有限公司 Post stressed concrete beam pipe mudjacking agent
CN102115314A (en) * 2009-12-31 2011-07-06 北京市建筑工程研究院 Duct grouting agent for post-tensioning prestressed concrete beams
CN101891490A (en) * 2010-07-21 2010-11-24 河北理工大学 Crack grouting material for blast furnace body and preparation method thereof
CN102092997A (en) * 2010-12-02 2011-06-15 上海城建（集团）公司 Prestressed concrete pipe grouting agent
CN102092982A (en) * 2010-12-30 2011-06-15 济南鲁新新型建材有限公司 Concrete pipeline mud-jacking agent and preparation method
CN102206062A (en) * 2011-03-31 2011-10-05 浙江五龙化工股份有限公司 Post-tensioned and pre-stressed pipe grouting agent
CN102351485A (en) * 2011-07-08 2012-02-15 王小清 Grouting material, premix of grouting material, and preparation method of premix

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108164219A (en) * 2018-01-17 2018-06-15 云南森博混凝土外加剂有限公司 A kind of drop slurry agent applied in ultrahigh-strength self-compacting concrete

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Application publication date: 20161221