CN102010223B - Early-strength soft foamed light concrete and filling soil combination - Google Patents
Early-strength soft foamed light concrete and filling soil combination Download PDFInfo
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- CN102010223B CN102010223B CN2010102164281A CN201010216428A CN102010223B CN 102010223 B CN102010223 B CN 102010223B CN 2010102164281 A CN2010102164281 A CN 2010102164281A CN 201010216428 A CN201010216428 A CN 201010216428A CN 102010223 B CN102010223 B CN 102010223B
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- 239000002689 soil Substances 0.000 title abstract description 8
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims abstract description 38
- 239000002131 composite material Substances 0.000 claims abstract description 38
- 239000000839 emulsion Substances 0.000 claims abstract description 22
- 229910000019 calcium carbonate Inorganic materials 0.000 claims abstract description 19
- 229920002401 polyacrylamide Polymers 0.000 claims abstract description 17
- 239000000203 mixture Substances 0.000 claims description 16
- 230000015271 coagulation Effects 0.000 claims description 14
- 238000005345 coagulation Methods 0.000 claims description 14
- 230000009975 flexible effect Effects 0.000 claims description 13
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 9
- 239000006087 Silane Coupling Agent Substances 0.000 claims description 7
- 235000021355 Stearic acid Nutrition 0.000 claims description 7
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 claims description 7
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 claims description 7
- 239000008117 stearic acid Substances 0.000 claims description 7
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 6
- GSEJCLTVZPLZKY-UHFFFAOYSA-N Triethanolamine Chemical compound OCCN(CCO)CCO GSEJCLTVZPLZKY-UHFFFAOYSA-N 0.000 claims description 3
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims description 3
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 claims description 3
- 239000004327 boric acid Substances 0.000 claims description 3
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 claims description 3
- 239000000920 calcium hydroxide Substances 0.000 claims description 3
- 229910001861 calcium hydroxide Inorganic materials 0.000 claims description 3
- ZBCBWPMODOFKDW-UHFFFAOYSA-N diethanolamine Chemical compound OCCNCCO ZBCBWPMODOFKDW-UHFFFAOYSA-N 0.000 claims description 3
- 229960004418 trolamine Drugs 0.000 claims description 3
- 239000007795 chemical reaction product Substances 0.000 claims description 2
- 239000004568 cement Substances 0.000 abstract description 15
- 239000000843 powder Substances 0.000 abstract description 12
- 239000004411 aluminium Substances 0.000 abstract description 10
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 abstract description 10
- 229910052782 aluminium Inorganic materials 0.000 abstract description 10
- OIDPCXKPHYRNKH-UHFFFAOYSA-J chrome alum Chemical compound [K]OS(=O)(=O)O[Cr]1OS(=O)(=O)O1 OIDPCXKPHYRNKH-UHFFFAOYSA-J 0.000 abstract description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 9
- 239000011398 Portland cement Substances 0.000 abstract description 8
- 238000010276 construction Methods 0.000 abstract description 2
- 230000035939 shock Effects 0.000 abstract description 2
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 abstract 1
- 239000010883 coal ash Substances 0.000 abstract 1
- 229910021653 sulphate ion Inorganic materials 0.000 abstract 1
- 108010010803 Gelatin Proteins 0.000 description 16
- 229920000159 gelatin Polymers 0.000 description 16
- 235000019322 gelatine Nutrition 0.000 description 16
- 235000011852 gelatine desserts Nutrition 0.000 description 16
- 239000008273 gelatin Substances 0.000 description 15
- CJZGTCYPCWQAJB-UHFFFAOYSA-L calcium stearate Chemical class [Ca+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O CJZGTCYPCWQAJB-UHFFFAOYSA-L 0.000 description 14
- 235000013539 calcium stearate Nutrition 0.000 description 14
- 238000003756 stirring Methods 0.000 description 14
- 239000008116 calcium stearate Substances 0.000 description 13
- 239000000047 product Substances 0.000 description 13
- 238000002360 preparation method Methods 0.000 description 11
- 239000004816 latex Substances 0.000 description 10
- 229920000126 latex Polymers 0.000 description 10
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 9
- 239000005864 Sulphur Substances 0.000 description 9
- 241001465754 Metazoa Species 0.000 description 8
- GVGUFUZHNYFZLC-UHFFFAOYSA-N dodecyl benzenesulfonate;sodium Chemical compound [Na].CCCCCCCCCCCCOS(=O)(=O)C1=CC=CC=C1 GVGUFUZHNYFZLC-UHFFFAOYSA-N 0.000 description 7
- 239000010881 fly ash Substances 0.000 description 7
- 229940080264 sodium dodecylbenzenesulfonate Drugs 0.000 description 7
- 239000003643 water by type Substances 0.000 description 7
- 239000007787 solid Substances 0.000 description 6
- 239000003795 chemical substances by application Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000003469 silicate cement Substances 0.000 description 4
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 3
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 229910000077 silane Inorganic materials 0.000 description 3
- 238000010257 thawing Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000012467 final product Substances 0.000 description 2
- 239000004570 mortar (masonry) Substances 0.000 description 2
- PHQOGHDTIVQXHL-UHFFFAOYSA-N n'-(3-trimethoxysilylpropyl)ethane-1,2-diamine Chemical group CO[Si](OC)(OC)CCCNCCN PHQOGHDTIVQXHL-UHFFFAOYSA-N 0.000 description 2
- ZDZYGYFHTPFREM-UHFFFAOYSA-N 3-[3-aminopropyl(dimethoxy)silyl]oxypropan-1-amine Chemical compound NCCC[Si](OC)(OC)OCCCN ZDZYGYFHTPFREM-UHFFFAOYSA-N 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 241000406668 Loxodonta cyclotis Species 0.000 description 1
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 235000015110 jellies Nutrition 0.000 description 1
- 239000008274 jelly Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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
- 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
- C04B28/02—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 containing hydraulic cements other than calcium sulfates
- C04B28/06—Aluminous cements
- C04B28/065—Calcium aluminosulfate cements, e.g. cements hydrating into ettringite
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
Landscapes
- 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 provides an early-strength soft foamed light concrete and filling soil combination comprising the following components in parts by weight: 50 to 80 parts of Portland cement, 10 to 40 parts of sulphate aluminium cement, 0.3 to 0.5 part of potassium chromium sulfate, 0.1 to 0.3 part of polyacrylamide, 0.5 to 1.5 parts of redispersible emulsion powder, 5 to 10 parts of composite modified ground calcium carbonate, 5 to 10 parts of coal ash, 10 to 30 parts of composite early strength stable emulsion and 48 to 50 parts of water. The early-strength soft foamed light concrete and filling soil combination is mainly used as filling soil in the emergency rescue of major projects of the tunnel, highway, railway and maintain landslide by adjusting the bubble quantity in the light soil. The full utilization of the early strength functions and the soft functions of the filling soil can largely shorten the construction period of the emergency rescue projects and enhance the shock strength of the filling soil.
Description
Technical field
The present invention relates to a kind of morning of the strong flexible bubble lightweight coagulation composition that bankets.
Background technology
Along with global climate warms and the frequently generation of the natural disaster such as earthquake unusually, the destruction of causing for highway, tunnel and massif is very serious, in the rescue and relief work process, the material of some urgent needs must play a role at once, especially the problem of banketing of the maintenance of landslide and highway landslide and Tunnel Engineering urgent need and the time urgency of rescue and relief work break sloping problem to the freeze thawing of the required problem of banketing of rescue and relief work, severe cold area.Deal with problems and must adapt by novel material, solve a difficult technical problem and must rely on scientific and technological advances, sophistication comprises the application of novel material.The bubble lightweight coagulation banketed and was widely used recent years.In the rescue and relief work process, brought into play good effect.Therefore requiring has more type material to satisfy timeliness and the urgency of emergency work.
Summary of the invention
The object of the present invention is to provide a kind of morning of the strong flexible bubble lightweight coagulation composition that bankets, with timeliness and the urgency that adapts to emergency work.
Morning of the present invention the strong flexible bubble lightweight coagulation composition that bankets, comprise the component of following weight part:
50～80 parts of silicate cements
10～40 parts of sulphur aluminium cement
0.3～0.5 part of potassium chromium sulfate
0.1～0.3 part of polyacrylamide
0.5～1.5 part of redispersable latex powder
5～10 parts in composite modified heavy calcium carbonate
5～10 parts in flyash
10～30 parts of composite high-early strength stable emulsions
48～55 parts in water.
Described silicate cement is 42.5 grades of silicate cements or 52.5 grades of silicate cements, optional white elephant board cement with Shanghai Cement Plant;
Described sulphur aluminium cement is quick hardening sulphoaluminate cement, for example uses Tangshan six or nine Cement Co., Ltds (six or nine board 42.5) quick hardening sulphoaluminate cement;
Described polyacrylamide is the negatively charged ion product, and selecting molecular weight is 1000～1,400 ten thousand, and is preferred 1300～1,400 ten thousand, for example the Shandong hundred million product YGYI-14H of Hong Kongnization worker company limited type products;
Redispersable latex powder is the multipolymer of a kind of ethene, vinyl acetate, for dry-mix latex powder commonly used, can select the commercially available prod, for example Shanghai dongsheng New Materials Co., Ltd's product 160A;
The composite high-early strength stable emulsion comprises the component of following weight part:
8～12 parts of animal gelatins
3～5 parts of Sodium dodecylbenzene sulfonatees
5～10 parts of SL complex accelerators
5～10 parts of calcium stearates
The SL complex accelerator is non-chlorine type organic composite hardening accelerator, is the reaction product of diethanolamine, trolamine, phosphoric acid, boric acid, sodium hydroxide and calcium hydroxide; The preparation method is summarized as follows:
A mixes 5 weight part diethanolamine with the trolamine of 85 weight parts;
B mixes 20 weight part phosphoric acid with the boric acid of 50 weight parts;
C reacts A and B 1 hour under 150 ℃, and the calcium hydroxide that adds again 10 weight part sodium hydroxide and 50 weight parts continues reaction 1 hour, and product is yellow jelly, and the rear hardening of cooling grinds to form powdery, is the SL complex accelerator.Can select the commercially available prod, for example the SL of Shanghai Ya Long Science and Technology Ltd. series product;
The preparation method of composite high-early strength stable emulsion:
Under normal temperature condition, animal gelatin is dissolved in the 80 weight part deionized waters, and then adding Sodium dodecylbenzene sulfonate, SL complex accelerator and calcium stearate, stirred 1～2 hour, and then used one-step valve by high pressure homogenizer, pressure is that 30～40 normal atmosphere homogeneous can obtain product;
Composite modified heavy calcium carbonate is the mixture of silane coupling agent of water-ground limestone, 1～3 weight part stearic acid and 2～4 weight parts of 100 weight parts;
The preparation method is as follows: under 80 ℃～90 ℃, the adding weight concentration is 5～10% silane connection agent ethanolic soln with water-ground limestone, and then adds the stearic acid of melting, and dispersed with stirring got final product in 1～2 hour;
The preferred N-2-of silane coupling agent (aminoethyl)-3-aminopropyl trimethoxysilane, Nanjing connection silication chemical product.
Morning of the present invention, the banket preparation method of composition of strong flexible bubble lightweight coagulation was foolproof, and each component is mixed, and stirred to get final product.
Morning of the present invention the strong flexible bubble lightweight coagulation composition that bankets; the composite high-early strength stable emulsion adopts machine thing hydrophober to carry out having carried out composite modified with hardening accelerator; improved the synergistic effect of emulsion; make emulsion evenly be blended among the sand-cement slurry; gelatin itself is a kind of good whipping agent; emulsion has extraordinary protectiveness to the bubble lightweight coagulation middle bubble that bankets; especially build with pipe conveying procedure in; the bubble loss amount is few; the unit weight that the bubble lightweight coagulation is banketed is highly stable. gelatin; the potassium chromium sulfate polyacrylamide; latex powder; crosslinking reaction occurs to mix in modified heavy calcium carbonate in mortar; after the mortar aquation, can form very flexible glued membrane; strengthened bonding force; especially greatly improve folding strength, can greatly alleviate the anti deformational force that bankets.
Morning of the present invention the strong flexible bubble lightweight coagulation composition that bankets, by regulating the bubbles volume in the light soils, what be mainly used in that the emergency work of tunnel, motorway, subway, landslide Important Project uses bankets; Take full advantage of early strength function and the flexible effect of banketing, can greatly shorten the emergency work construction time and strengthen the shock strength of banketing.
Embodiment
Embodiment 1
Animal gelatin with 8 weight parts under normal temperature condition is dissolved in the 80 weight part deionized waters, reheat after 20 minutes to 50 ℃, stir and treated that gelatin fully dissolved in 30 minutes, and then add the Sodium dodecylbenzene sulfonate of 3 weight parts, after 30 minutes, add SL complex accelerator 5 weight parts, add again again calcium stearate 10 weight parts after 30 minutes, stirred 1 hour, then use one-step valve by high pressure homogenizer, pressure is 30 normal atmosphere homogeneous secondaries, and the granularity of calcium stearate is controlled at below the 100nm, weight solid content 24.8%, viscosity 165cps (1
#Rotor), PH 8.1, obtain the composite high-early strength stable emulsion;
Wherein:
Composite modified heavy calcium carbonate is the mixture of silane coupling agent of water-ground limestone, 3 weight part stearic acid and 4 weight parts of 100 weight parts;
The preparation method is as follows: under 90 ℃, the adding weight concentration is 10% silane connection agent ethanolic soln with water-ground limestone, and then adds the stearic acid of melting, and dispersed with stirring can obtain composite modified heavy calcium carbonate in 2 hours; Silane coupling agent is N-2-(aminoethyl)-3-aminopropyl trimethoxysilane.
The strong flexible bubble lightweight coagulation prescription of composition that bankets early:
Ordinary Portland cement 60 weight parts, sulphur aluminium cement 30 weight parts, potassium chromium sulfate 0.3 weight part, polyacrylamide 0.1 weight part, redispersable latex powder 0.5 weight part, composite modified heavy calcium carbonate 5 weight parts, composite high-early strength stable emulsion 10 weight parts, flyash 5 weight parts, water 48 weight parts.
Molecular Weight for Polyacrylamide is 1,000 ten thousand;
The preparation method: each component is mixed, and stirring can obtain product.
Embodiment 2
Animal gelatin with 9 weight parts under normal temperature condition is dissolved in the 80 weight part deionized waters, reheat after 20 minutes to 55 ℃, stir and treated that gelatin fully dissolved in 30 minutes, and then add the Sodium dodecylbenzene sulfonate of 4 weight parts, after 30 minutes, add 5 parts of SL complex accelerators, add again again calcium stearate 9 weight parts after 30 minutes, stirred 1 hour, then use one-step valve by high pressure homogenizer, pressure is 40 normal atmosphere homogeneous secondaries, and the granularity of calcium stearate is controlled at below the 100nm, weight solid content 24.1%, viscosity 172cps (1
#Rotor), PH 7.9, obtain the composite high-early strength stable emulsion.
Composite modified heavy calcium carbonate is the mixture of silane coupling agent of water-ground limestone, 1 weight part stearic acid and 2 weight parts of 100 weight parts;
The preparation method is as follows: under 80 ℃, the adding weight concentration is 5% silane connection agent ethanolic soln with water-ground limestone, and then adds the stearic acid of melting, and dispersed with stirring can obtain composite modified heavy calcium carbonate in 1～2 hour; Silane coupling agent is N-2-(aminoethyl)-3-aminopropyl trimethoxysilane.
Ordinary Portland cement 50 weight parts, sulphur aluminium cement 40 weight parts, potassium chromium sulfate 0.4 weight part, polyacrylamide 0.2 weight part, redispersable latex powder 1 weight part, composite modified heavy calcium carbonate 7.5 weight parts, composite high-early strength stable emulsion 20 weight parts, flyash 7.5 weight parts, water 42 weight parts.
Molecular Weight for Polyacrylamide is 1,400 ten thousand;
The preparation method: each component is mixed, and stirring can obtain product.
Embodiment 3
Animal gelatin with 10 weight parts under normal temperature condition is dissolved in the 80 weight part deionized waters, reheat after 20 minutes to 60 ℃, stir and treated that gelatin fully dissolved in 30 minutes, and then add the Sodium dodecylbenzene sulfonate of 5 weight parts, after 30 minutes, add SL complex accelerator 5 weight parts, add again again calcium stearate 8 weight parts after 30 minutes, stirred 1 hour, then use one-step valve by high pressure homogenizer, pressure is 40 normal atmosphere homogeneous secondaries, and the granularity of calcium stearate is controlled at below the 100nm. solid content 23.9%, viscosity 159cps (1
#Rotor), PH 8.2, obtain the composite high-early strength stable emulsion.
Composite modified heavy calcium carbonate is with embodiment 1.
Ordinary Portland cement 70 weight parts, sulphur aluminium cement 20 weight parts, potassium chromium sulfate 0.5 weight part, polyacrylamide 0.3 weight part, redispersable latex powder 1.5 weight parts, composite modified heavy calcium carbonate 10 weight parts, composite high-early strength stable emulsion 30 weight parts, flyash 10 weight parts, water 40 weight parts.
Molecular Weight for Polyacrylamide is 1,300 ten thousand;
The preparation method: each component is mixed, and stirring can obtain product.
Embodiment 4
Animal gelatin with 11 weight parts under normal temperature condition is dissolved in the 80 weight part deionized waters, reheat after 20 minutes to 55 ℃, stir and treated that gelatin fully dissolved in 30 minutes, and then add the Sodium dodecylbenzene sulfonate of 3.5 weight parts, after 30 minutes, add SL complex accelerator 5 weight parts, add again again calcium stearate 7 weight parts after 30 minutes, stirred 1 hour, then use one-step valve by high pressure homogenizer, pressure is 40 normal atmosphere homogeneous secondaries, and the granularity of calcium stearate is controlled at below the 100nm. solid content 24.6%, viscosity 161cps (1
#Rotor), PH 8.3, obtain the composite high-early strength stable emulsion.
Composite modified heavy calcium carbonate is with embodiment 2.
Ordinary Portland cement 80 weight parts, sulphur aluminium cement 10 weight parts, potassium chromium sulfate 0.35 weight part, polyacrylamide 0.15 weight part, redispersable latex powder 0.75 weight part, composite modified heavy calcium carbonate 6 weight parts, composite high-early strength stable emulsion 15 weight parts, flyash 9 weight parts, water 42 weight parts.
Molecular Weight for Polyacrylamide is 1,300 ten thousand;
The preparation method: each component is mixed, and stirring can obtain product.
Embodiment 5
Animal gelatin with 12 weight parts under normal temperature condition is dissolved in the 80 weight part deionized waters, reheat after 20 minutes to 50 ℃, stir and treated that gelatin fully dissolved in 30 minutes, and then add the Sodium dodecylbenzene sulfonate of 4.5 weight parts, after 30 minutes, add SL complex accelerator 5 weight parts, add again again calcium stearate 6 weight parts after 30 minutes, stirred 1 hour, then use one-step valve by high pressure homogenizer, pressure is 30 normal atmosphere homogeneous secondaries, and the granularity of calcium stearate is controlled at below the 100nm. solid content 24.2%, viscosity 167cps (1
#Rotor), PH 8.2, obtain the composite high-early strength stable emulsion.
Composite modified heavy calcium carbonate is with embodiment 1.
Ordinary Portland cement 65 weight parts, sulphur aluminium cement 25 weight parts, potassium chromium sulfate 0.45 weight part, polyacrylamide 0.25 weight part, redispersable latex powder 1.25 weight parts, composite modified heavy calcium carbonate 8 weight parts, composite high-early strength stable emulsion 25 weight parts, flyash 6 weight parts, water 41 weight parts.
Molecular Weight for Polyacrylamide is 1,400 ten thousand;
The preparation method: each component is mixed, and stirring can obtain product.
Embodiment 6
Animal gelatin with 10 weight parts under normal temperature condition is dissolved in the 80 weight part deionized waters, reheat after 20 minutes to 60 ℃, stir and treated that gelatin fully dissolved in 30 minutes, and then add the Sodium dodecylbenzene sulfonate of 3.5 weight parts, after 30 minutes, add SL complex accelerator 5 weight parts, add again again calcium stearate 5 weight parts after 30 minutes, stirred 1 hour, then use one-step valve by high pressure homogenizer, pressure is 35 normal atmosphere homogeneous secondaries, and the granularity of calcium stearate is controlled at below the 100nm. solid content 24.3%, viscosity 161cps (1
#Rotor), PH 7.9, obtain the composite high-early strength stable emulsion.
Composite modified heavy calcium carbonate is with embodiment 2.
Ordinary Portland cement 55 weight parts, sulphur aluminium cement 35 weight parts, potassium chromium sulfate 0.5 weight part, polyacrylamide 0.3 weight part, redispersable latex powder 1.5 weight parts, composite modified heavy calcium carbonate 8 weight parts, composite high-early strength stable emulsion 25 weight parts, flyash 9 weight parts, water 43 weight parts.
Molecular Weight for Polyacrylamide is 1,400 ten thousand.
Embodiment 7
Contrast sample prescription: ordinary Portland cement 80 weight parts, 20 parts of sulphur aluminium cement, 57 parts in water.Add 1.9 liters of bubbles according to per 1 kilogram of dry powder, bubble density is 50 grams per liters.
Testing method: method that new technology one book (People's Transportation Press) introduces is measured to wait the bubble mixing light write to banket with reference to Mr. Chen Zhongping.
| 28 days ultimate compression strength Mpa | 2.21 | 2.18 | 2.16 | 2.23 | 2.24 | 2.19 | 2.24 |
| 24 hours folding strength Mpa | 0.23 | 0.24 | 0.26 | 0.24 | 0.20 | 0.23 | 0.16 |
| 3 days folding strength Mpa | 0.32 | 0.36 | 0.32 | 0.32 | 0.32 | 0.32 | 0.21 |
| 28 days folding strength Mpa | 0.37 | 0.40 | 0.39 | 0.38 | 0.38 | 0.39 | 0.26 |
| Freeze-thawing resistant ultimate compression strength Mpa | 2.11 | 2.01 | 2.04 | 2.03 | 2.10 | 2.09 | 2.11 |
| Freeze-thawing resistant folding strength Mpa | 0.33 | 0.35 | 0.32 | 0.31 | 0.34 | 0.34 | 0.25 |
Can see from table: adopt the strong flexible bubble lightweight coagulation composition that bankets morning of the present invention, ultimate compression strength and folding strength obviously improve.
Claims (2)
1. the strong flexible bubble lightweight coagulation composition that bankets early is characterized in that, comprises the component of following weight part:
Described composite high-early strength stable emulsion comprises the component of following weight part:
Described SL complex accelerator is the reaction product of diethanolamine, trolamine, phosphoric acid, boric acid, sodium hydroxide and calcium hydroxide;
The mixture of the silane coupling agent of the water-ground limestone that described composite modified heavy calcium carbonate is 100 weight parts, 1～3 weight part stearic acid and 2～4 weight parts.
Morning according to claim 1 the strong flexible bubble lightweight coagulation composition that bankets, it is characterized in that the molecular weight of described polyacrylamide is 1000～1,400 ten thousand.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102164281A CN102010223B (en) | 2010-06-29 | 2010-06-29 | Early-strength soft foamed light concrete and filling soil combination |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102164281A CN102010223B (en) | 2010-06-29 | 2010-06-29 | Early-strength soft foamed light concrete and filling soil combination |
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| Publication Number | Publication Date |
|---|---|
| CN102010223A CN102010223A (en) | 2011-04-13 |
| CN102010223B true CN102010223B (en) | 2013-03-06 |
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| CN2010102164281A Expired - Fee Related CN102010223B (en) | 2010-06-29 | 2010-06-29 | Early-strength soft foamed light concrete and filling soil combination |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103214262B (en) * | 2013-03-28 | 2014-11-05 | 佛山市森科能源科技开发有限公司 | Comprehensive foamed concrete property-modifying additive, preparation method thereof and concrete |
| CN103964761B (en) * | 2014-04-04 | 2015-11-04 | 黄裕兵 | A kind of cracking-resistant cement mortar |
| CN105036646A (en) * | 2015-07-09 | 2015-11-11 | 阜阳三环管桩有限公司 | Heavy-weight high-load concrete tubular pile and preparation method therefor |
| CN111926830B (en) * | 2020-07-25 | 2023-04-07 | 河南地矿集团中昊建设工程有限公司 | Method for preventing and controlling disaster of light-weight soil landslide land |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101508593A (en) * | 2009-02-25 | 2009-08-19 | 中国建筑材料科学研究总院 | Ultra-light heat insulation foam concrete and uses thereof |
| CN101575191A (en) * | 2008-05-08 | 2009-11-11 | 四川蜂巢科技有限公司 | Expanded and vitrified microsphere insulating material for construction wall and production process |
| CN101648803A (en) * | 2009-06-29 | 2010-02-17 | 上海东升新材料有限公司 | Powder mortar composite for bubble lightweight concrete |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3317429B2 (en) * | 1995-08-07 | 2002-08-26 | 住友金属鉱山株式会社 | Repair mortar |
-
2010
- 2010-06-29 CN CN2010102164281A patent/CN102010223B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101575191A (en) * | 2008-05-08 | 2009-11-11 | 四川蜂巢科技有限公司 | Expanded and vitrified microsphere insulating material for construction wall and production process |
| CN101508593A (en) * | 2009-02-25 | 2009-08-19 | 中国建筑材料科学研究总院 | Ultra-light heat insulation foam concrete and uses thereof |
| CN101648803A (en) * | 2009-06-29 | 2010-02-17 | 上海东升新材料有限公司 | Powder mortar composite for bubble lightweight concrete |
Non-Patent Citations (5)
| Title |
|---|
| EFFECT OF INITIAL CURING ON EARLY STRENGTH AND PHYSICAL PROPERTIES OF A LIGHTWEIGHT CONCRETE;H.Al-Khaiat et al.;《Cement and Concrete Rearch》;19981231;第28卷(第6期);第859－866页 * |
| H.Al-Khaiat et al..EFFECT OF INITIAL CURING ON EARLY STRENGTH AND PHYSICAL PROPERTIES OF A LIGHTWEIGHT CONCRETE.《Cement and Concrete Rearch》.1998,第28卷(第6期),第859－866页. |
| JP特开平9-48648A 1997.02.18 |
| 张磊等.轻质泡沫混凝土的研究及应用现状.《混凝土》.2005,(第8期),第44－48页. |
| 轻质泡沫混凝土的研究及应用现状;张磊等;《混凝土》;20051231(第8期);第44－48页 * |
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