CN100369852C - Calcium enriched grout admixture and its preparation method and use method - Google Patents
Calcium enriched grout admixture and its preparation method and use method Download PDFInfo
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- CN100369852C CN100369852C CNB2006102007867A CN200610200786A CN100369852C CN 100369852 C CN100369852 C CN 100369852C CN B2006102007867 A CNB2006102007867 A CN B2006102007867A CN 200610200786 A CN200610200786 A CN 200610200786A CN 100369852 C CN100369852 C CN 100369852C
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- flyash
- calcium enriched
- grout admixture
- mortar
- proportioning
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- 238000000034 method Methods 0.000 title claims abstract description 17
- 238000002360 preparation method Methods 0.000 title claims abstract description 11
- 239000011575 calcium Substances 0.000 title claims description 29
- 229910052791 calcium Inorganic materials 0.000 title claims description 29
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 title claims description 26
- 239000011440 grout Substances 0.000 title claims description 23
- 239000004570 mortar (masonry) Substances 0.000 claims abstract description 35
- 239000010881 fly ash Substances 0.000 claims abstract description 30
- 239000000843 powder Substances 0.000 claims abstract description 21
- 239000000463 material Substances 0.000 claims abstract description 20
- 239000006087 Silane Coupling Agent Substances 0.000 claims abstract description 10
- GSEJCLTVZPLZKY-UHFFFAOYSA-N Triethanolamine Chemical compound OCCN(CCO)CCO GSEJCLTVZPLZKY-UHFFFAOYSA-N 0.000 claims abstract description 10
- 239000004568 cement Substances 0.000 claims description 15
- 238000003756 stirring Methods 0.000 claims description 10
- 239000002994 raw material Substances 0.000 claims description 9
- 229960004418 trolamine Drugs 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims description 8
- 235000011941 Tilia x europaea Nutrition 0.000 claims description 8
- 239000004571 lime Substances 0.000 claims description 8
- 239000004576 sand Substances 0.000 claims description 7
- 238000001035 drying Methods 0.000 claims description 6
- 229940056729 sodium sulfate anhydrous Drugs 0.000 claims description 5
- 238000012856 packing Methods 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 4
- 238000007599 discharging Methods 0.000 claims description 3
- 238000004806 packaging method and process Methods 0.000 claims description 3
- 238000002156 mixing Methods 0.000 abstract description 5
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 abstract 2
- 239000004372 Polyvinyl alcohol Substances 0.000 abstract 1
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 abstract 1
- 239000000853 adhesive Substances 0.000 abstract 1
- 230000001070 adhesive effect Effects 0.000 abstract 1
- 235000012255 calcium oxide Nutrition 0.000 abstract 1
- 239000000292 calcium oxide Substances 0.000 abstract 1
- 229920002451 polyvinyl alcohol Polymers 0.000 abstract 1
- 238000010276 construction Methods 0.000 description 13
- 239000000203 mixture Substances 0.000 description 6
- 239000000047 product Substances 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 239000011449 brick Substances 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- 238000005336 cracking Methods 0.000 description 3
- 230000036571 hydration Effects 0.000 description 3
- 238000006703 hydration reaction Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000005204 segregation Methods 0.000 description 3
- 229920002522 Wood fibre Polymers 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 230000000996 additive effect Effects 0.000 description 2
- 150000001669 calcium Chemical class 0.000 description 2
- 229910001653 ettringite Inorganic materials 0.000 description 2
- 230000005284 excitation Effects 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 238000005187 foaming Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- 208000037656 Respiratory Sounds Diseases 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009414 blockwork Methods 0.000 description 1
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 1
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 1
- 239000000920 calcium hydroxide Substances 0.000 description 1
- 238000003776 cleavage reaction Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000007822 coupling agent Substances 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000011505 plaster Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000007017 scission Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- 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
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
The present invention relates to a calcium-increased type mortar blending material, its preparation method and application method. Said mortar blending material contains (by wt%) 69-89% of fly ash, 0.5-1.5% of anhydrous sodium sulfate, 0.05-0.2% of silane coupling agent, 0.03-0.07% of triethanolamine, 10-30% of quicklime powder, 0.005-0.1% of building cured adhesive powder, 0.01-0.02% of polyvinyl alcohol powder and 0.01-0.05% of lignocellulose. Besides, said invention also provides the concrete steps of its preparation method and application method.
Description
Technical field
The present invention relates to a kind of material of construction and preparation method thereof and using method, particularly a kind of is the mortar adulterant and preparation method thereof and the using method of main raw material with flyash.
Background technology
Existing masonry mortar reduces segregation for improving workability, usually adopts the way that adds lime or add cement, and consequently the comprehensive cost of mortar is higher, easily produces the drying shrinkage phenomenon.It is the existing practice in the building operation that ordinary fly ash joins in the mortar as adulterant, but because quality of fly ash is uneven, performance difference is huge, though some can improve the mechanical property and the endurance quality of mortar, but the overwhelming majority is because of the flyash activity deficiency, volume generally is no more than 15% of cement consumption, and after adding, the mortar early strength is reduced.In construction, existing plastering mortar is made troubles to construction for improving cohesive force, splitting resistance, preventing that hollowing from need add multiple admixture.Because it is various to add material category, unstable properties, each department, the raw-material physics of each batch, chemical property difference must be determined the site operation proportioning through test of many times with various starting material before each the use, preparation and construction are complicated.According to the development of construction market, be badly in need of developing that multiple performance is determined, commercial mortar adulterant.
Summary of the invention
The object of the invention provides a kind of calcium enriched grout admixture and preparation method thereof and using method, solve following technical problem: save cement, improve the workability and the cohesive force of mortar, reducing segregation improves mortar mixture workability and water-retentivity, inhibition crackle, avoids drying shrinkage hollowing, foaming, improve mortar with the bonding force of building thing by laying bricks or stones, guarantee plastering mortar surfacing, smooth, impression quality, strengthen resistance to cleavage, prevent hollowing, convenient construction reduces comprehensive cost.
The technical scheme of calcium enriched grout admixture of the present invention:
This calcium enriched grout admixture is a main raw material with flyash, and it is characterized in that has following component by 100 parts of quality proportionings calculating:
A, drying, moisture are less than 1.5% flyash 69-89%;
B, Sodium sulfate anhydrous.min(99) 0.5-1.5%;
C, silane coupling agent 0.05-0.2%;
D, trolamine 0.03-0.07%;
E, calcium lime powder 10-30%;
F, the ripe rubber powder 0.005-0.01% of building;
G, pva powder 0.01-0.02%;
H, lignocellulose 0.01-0.05%;
The fineness of above-mentioned a, b, c, e, f, g, h component: 0.045-0.08mm tails over less than 10%.
The preparation method of above-mentioned calcium enriched grout admixture is characterized in that step is as follows:
(1), flyash oven dry, moisture content are controlled at below 1.5%;
(2), 2% of flyash total amount is mixed with silane coupling agent stirring, oven dry, grind standby;
(3), 1% of flyash total amount is mixed with trolamine stirring, oven dry, grind standby;
(4), all raw material accurately measures by proportioning, and the lifting e Foerderanlage of packing into is sent into and is mixed levigately in the ball mill, control discharging fineness 0.045-0.08mm tails over less than 10%;
(5), be connected from the ball mill discharge port that sealing is carried material receiving port access package packaging container, measures, sealed, the finished product warehouse-in.
The using method of above-mentioned calcium enriched grout admixture is characterized in that the materials amount that is applied to masonry mortar reaches by the proportioning of every cubic metre of weight calculating as follows:
32.5 cement: 50～150kg;
Calcium enriched grout admixture: 200～250kg;
Medium sand: 1500～1430kg;
Water: 295～310kg.
The using method of above-mentioned calcium enriched grout admixture, when it is characterized in that being applied to motar, by volume the proportioning of Ji Suaning is as follows: cement: adulterant: sand=1: (1～3): (6～8).
Beneficial effect: calcium enriched grout adulterant of the present invention can all replace lime, and replaces a part of cement, greatly reduces the cost of mortar.Because of having increased the polymkeric substance composition in the calcium enriched grout Additive, mix the relative ordinary mortar of mortar of this admixture, have characteristics such as gelling material is many, fineness big, viscosity increase, so can not produce segregation phenomenon, wipe one's face the back because good, the intensity sustainable growth of water retentivity of mortar, and drying shrinkage is little, does not crack, hollowing, foaming and wipe one's face smoothly, smooth, and impression quality is good.When guaranteeing workability, the water-retentivity of mortar, improving splitting resistance, improve mortar and build fast cohesiveness, avoid blockwork phenomenons such as cracking hollowing to occur.
The present invention selects for use silane coupling agent as exciting agent, improves the wettability of glass port microballon in the flyash, improves the bead surface structure simultaneously, has improved reactive behavior, makes the flyash fast hydration.And trolamine and Sodium sulfate anhydrous.min(99) can be accelerated cement hydration process, the aquation of cement and the activity excitation of flyash are to be mutually related, produce the activity that excitation has excited flyash jointly with vitriol again behind the calcium hydroxide that hydrated cementitious generates, quicken C-S-H gel and ettringite crystalline and form, improved C-S-H gel and ettringite crystalline overall quantity; Calcium lime powder provides alkaline environment for flyash excites.
Also add the ripe rubber powder of building in the proportioning of the present invention, building ripe rubber powder is a kind of polymkeric substance composite additive, is characterized in of many uses, that bonding force is strong, workability good, water retention is high, usage quantity reaches storing less is convenient.
Add another kind of polymkeric substance in the proportioning of the present invention, pva powder, it can improve the snappiness of mortar, and water-retentivity improves mortar viscosity.In addition, it can reduce the friction of mortar, thereby strengthens task performance and quality, prevent coat of plaster cracking, come off, increase adhesion strength and smoothness.
The present invention selects for use lignocellulose as the bond and anti-crack material, wood fibre has the crosslinked function of intensive, afterwards can overlap immediately between the fiber with the other materials mixing as blanket, this three vienna space structure can be locked in own wt 2-6 water doubly therebetween with the water conservation slow setting, this structure also has the function of conduction moisture content simultaneously, make himself surface and interface place have enough moisture content to carry out aquation, thereby minimizing hollowing, dry linting, especially prevent the generation of crack phenomenon, when external force is applied to it (as stirring, scrape and smear, pumping etc.), fibrous texture can be broken, at this moment portion water can throw away from fiber, viscosity is reduced, workability improves when external force stops, and fibrous texture recovers rapidly again and moisture content is sucked back, and recovers original viscosity.These characteristics that wood fibre had can be improved the processing property in the material of construction construction process greatly.
After the high-calcium fly ass drying that the present invention adopts, control moisture is less than 1.5%, be of value to the activity that strengthens gelling material, accelerate the hydration process of flyash, in advance 2% of flyash total amount is mixed stirring, oven dry, grinding with silane coupling agent standby, press 1% of flyash total amount and mix stirring, oven dry with trolamine, grind standbyly, help the abundant dispersion of material, the adding dry material that has solved liquid preparation produces and coheres, influences the surface-area of dry material and the problem of performance.
Adulterant of the present invention is through levigate, and fineness 0.045mm-0.08mm square hole sieve tails over less than 10%, can reduce mixing water, improves the intensity of mortar.This adulterant can be saved cement consumption, and does not reduce mortar strength, suppresses shrinkage cracking, improves the frost resistance and the impermeability of mortar.
Production technique of the present invention is simple, and cost is low, the no particular requirement of mortar construction, and ratio stirs back mortar mixture workability, good water-retaining property on request, is fit to the engineering of building by laying bricks or stones and wipe one's face in industry and the covil construction.
Starting material of the present invention are industrial residue, and raw material is easy to get, and turn waste into wealth, and reduce the pollution of solid industrial residue to environment.Compound direct filling and sealing packing after levigate has been improved workman's operating environment greatly.Realize innoxious production, transportation, use, avoid damaging HUMAN HEALTH.Finished product packs and places dry shady and cool place, can preserve 12 months.Because flyash is material of construction the most cheap and easy to get, lower than the price of lime, reduce construction costs thereby use calcium enriched grout admixture also can reduce cement consumption.
Embodiment
Embodiment: calcium enriched grout admixture of the present invention with flyash and exciting agent, polymkeric substance, the bond and anti-crack material mixing is levigate, is used for masonry mortar, plastering mortar.The add-on of flyash is any number between the 69-89% in per 100 parts of quality mixture ratios; The add-on of Sodium sulfate anhydrous.min(99) is any number between the 0.5-1.5%; The add-on of trolamine is any number between the 0.03-0.07%; The add-on of calcium lime powder is any number between the 10-30%; The add-on of silane coupling agent (KH-550) is any number between the 0.05-0.2%; The add-on of building ripe rubber powder is any number between the 0.005-0.01%; The add-on of pva powder is any number between the 0.01-0.02%; The add-on of lignocellulose is any number between the 0.01-0.05%.
The product that the product that above-mentioned exciting agent can select Danyang City morning twilight coupling agent company limited to produce, the ripe rubber powder of above-mentioned building, pva powder, lignocellulose can select Anshunda Decoration Material Co., Ltd., Beijing to produce.
The best proportioning of calcium enriched grout admixture:
The raw material variety ratio
1, flyash 79.34%;
2, silane coupling agent (KH-550) 0.1%;
3, Sodium sulfate anhydrous.min(99) 0.5%;
4, trolamine 0.02%;
5, calcium lime powder 20%;
6, the ripe rubber powder 0.008% of building;
7, pva powder 0.02%;
8, lignocellulose 0.01%.
The production technique of this calcium enriched grout admixture is characterized in that processing step is as follows:
(1), with flyash oven dry, water ratio is below 1.5%;
(2), 2% of flyash total amount is mixed with silane coupling agent stirring, oven dry, grind standby;
(3), 1% of flyash total amount is mixed with trolamine stirring, oven dry, grind standby;
(4), all raw material accurately measures by proportioning, and the lifting e Foerderanlage of packing into is sent into and is mixed levigately in the ball mill, control discharging fineness 0.045-0.08mm tails over less than 10%;
(5), be connected from the ball mill discharge port that sealing is carried material receiving port access package packaging container, measures, sealed, the finished product warehouse-in.
Build by laying bricks or stones, motar construction, press current specifications, standard gets final product, no particular requirement.The using method of calcium enriched grout admixture:
1, be applicable to the masonry mortar of M2.5～M10 different grades, the proportioning embodiment of masonry mortar sees the following form:
| Spend strong grade | Materials amount (kg/m 3) and proportioning (weight ratio) | |||
| Cement (32.5) | Calcium enriched grout admixture of the present invention | Medium sand | Water | |
| M2.5 | 50 | Strength grade 250 | 1500 | 295 |
| M5.0 | 80 | 200 | 1500 | 280 |
| M7.5 | 110 | 200 | 1500 | 290 |
| M10 | 150 | 200 | 1430 | 310 |
2, be applicable to the external wall plastering mortar of M2.5-M10 different grades, proportioning embodiment sees the following form (volume ratio): cement: adulterant: sand=1: (1～3): (6～8)
| Strength grade | Cement (32.5) | Calcium enriched grout admixture of the present invention | Medium sand |
| M2.5 | 1 | 4 | 8 |
| M2.5 | 1 | 3 | 6 |
| M5.0 | 1 | 2 | 5 |
| M7.5 | 1 | 1 | 3 |
| M10 | 2 | 1 | 4 |
Claims (4)
1. a calcium enriched grout admixture is a main raw material with flyash, it is characterized in that having calculated by mass percentage following component:
A, drying, moisture are less than 1.5% flyash 69-89%;
B, Sodium sulfate anhydrous.min(99) 0.5-1.5%;
C, silane coupling agent 0.05-0.2%;
D, trolamine 0.03-0.07%;
E, calcium lime powder 10-30%;
F, the ripe rubber powder 0.005-0.01% of building;
G, pva powder 0.01-0.02%;
H, lignocellulose 0.01-0.05%;
The fineness of above-mentioned a, b, c, e, f, g, h component: 0.045-0.08mm tails over less than 10%.
2. the preparation method of the described calcium enriched grout admixture of claim 1 is characterized in that step is as follows:
(1), flyash oven dry, moisture content are controlled at below 1.5%;
(2), 2% of flyash total amount is mixed with silane coupling agent stirring, oven dry, grind standby;
(3), 1% of flyash total amount is mixed with trolamine stirring, oven dry, grind standby;
(4), all raw material accurately measures by proportioning, and the lifting e Foerderanlage of packing into is sent into and is mixed levigately in the ball mill, control discharging fineness 0.045-0.08mm tails over less than 10%;
(5), be connected from the ball mill discharge port that sealing is carried material receiving port access package packaging container, measures, sealed, the finished product warehouse-in.
3. the using method of the described calcium enriched grout admixture of claim 1, it is characterized in that being applied to the materials amount of masonry mortar and the proportioning calculated by every cubic metre of weight as follows:
32.5 cement: 50～150kg;
Calcium enriched grout admixture: 200～250kg;
Medium sand: 1500～1430kg;
Water: 295～310kg.
4. the using method of the described calcium enriched grout admixture of claim 1, when it is characterized in that being applied to motar, by volume the proportioning of Ji Suaning is as follows: cement: adulterant: sand=1: (1～3): (6～8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006102007867A CN100369852C (en) | 2006-08-09 | 2006-08-09 | Calcium enriched grout admixture and its preparation method and use method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006102007867A CN100369852C (en) | 2006-08-09 | 2006-08-09 | Calcium enriched grout admixture and its preparation method and use method |
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| CN1903774A CN1903774A (en) | 2007-01-31 |
| CN100369852C true CN100369852C (en) | 2008-02-20 |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102951888B (en) * | 2011-08-17 | 2014-12-10 | 上海古猿人石材有限公司 | High wear-proof and cracking resistant color surface decorative building material |
| CN103086654B (en) * | 2011-11-02 | 2014-10-22 | 上海古猿人石材有限公司 | Environment-friendly fly ash imitated-natural artificial stone material and production method thereof |
| CN102731114B (en) * | 2012-06-08 | 2013-11-13 | 繁昌县琦祥铸造厂 | Molding sand using mullite sand as main body and manufacture method thereof |
| CN102875078B (en) * | 2012-10-17 | 2016-03-02 | 上海古猿人石材有限公司 | Environment-friendly type blending vegetable fibre artificial stone-like material and production method thereof |
| CN106007534A (en) * | 2016-05-27 | 2016-10-12 | 宜兴市太湖地基工程有限公司 | Coupling concrete and preparation method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1401606A (en) * | 2002-09-11 | 2003-03-12 | 李国栋 | Method for making high performance cement mixed material from flyash |
| CN1438197A (en) * | 2003-03-21 | 2003-08-27 | 林荫民 | Cement mortar additive |
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- 2006-08-09 CN CNB2006102007867A patent/CN100369852C/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1401606A (en) * | 2002-09-11 | 2003-03-12 | 李国栋 | Method for making high performance cement mixed material from flyash |
| CN1438197A (en) * | 2003-03-21 | 2003-08-27 | 林荫民 | Cement mortar additive |
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Owner name: HAINAN CONSTRUCTION ENGINEERING CO., LTD. Free format text: FORMER OWNER: JIANG BO Effective date: 20120104 |
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Effective date of registration: 20120104 Address after: 570208 Hainan Province, Haikou City Road Haidian five No. 78 beautiful sand garden D block two layer Patentee after: HAINAN CONSTRUCTION ENGINEERING CO., LTD. Address before: 133002 State Building Science Research Institute, Xishan District, Yanji Park Road, Jilin, Jilin Patentee before: Jiang Bo |