CN109133776A - Concrete material containing active additive - Google Patents
Concrete material containing active additive Download PDFInfo
- Publication number
- CN109133776A CN109133776A CN201810934036.5A CN201810934036A CN109133776A CN 109133776 A CN109133776 A CN 109133776A CN 201810934036 A CN201810934036 A CN 201810934036A CN 109133776 A CN109133776 A CN 109133776A
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- CN
- China
- Prior art keywords
- calcium
- sodium
- active additive
- parts
- concrete
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
- C04B28/04—Portland 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
- C04B2111/00241—Physical properties of the materials not provided for elsewhere in C04B2111/00
- C04B2111/00293—Materials impermeable to liquids
-
- 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
- C04B2111/27—Water resistance, i.e. waterproof or water-repellent materials
-
- 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
Abstract
The invention discloses a kind of concrete material containing active additive, the concrete material includes: portland cement, active additive, sodium metasilicate, quartz sand and water；Wherein, active additive is made of materials A, material B and material C；The material composition of the materials A includes: allophane and potassium carbonate；The material composition of the material B includes: tartaric acid, maleic acid, ammonium formate, calcium metaaluminate, oxalic acid, sodium tartrate and calcium chloride；The material composition of the material C includes: sodium metasilicate, sodium citrate, zinc formate, calcium carbonate, potassium carbonate, Sodium acetate trihydrate, calcium formate, calcium metaaluminate and calcium chloride；Solve the problems, such as that traditional concrete material overall mechanical strength and impermeability are insufficient.
Description
Technical field
The present invention relates to concrete material fields, and in particular, to a kind of concrete material containing active additive.
Background technique
Waterproof material is that the building enclosure of building will prevent the infiltration of rainwater, snow-broth and underground water；It prevents in air
Moisture, steam and other pernicious gases and liquid erosion；Separation structure will prevent the infiltration of plumbing from turning over.These are impermeable,
Leakage and the material corroded are referred to as.For example, a kind of cement-based penetrant knot of the disclosure of the invention of Patent No. CN2017100474779
Brilliant waterproofing agent, including the component indicated by following parts by weight: 570-630 parts of portland cement；275-325 parts of quartz sand；Powder
95-105 parts of coal ash；2-17 parts of water-reducing agent；80-95 parts of penetrant crystalline masterbatch；Penetrant crystalline masterbatch includes metasilicate pentahydrate sodium, chlorine
Change calcium, hydroxypropyl methyl cellulose, silicone oil and tartaric acid.Penetrant crystalline masterbatch is admixed in portland cement, when encountering water, is seeped
Active material in saturating crystallization master batch is reacted with water, is filled full crack, is improved pressure-proof and snap-resistent performance.But cement-base infiltration crystallization
Water-proof liquid uses on the high side, concrete material overall mechanical strength obtained and impermeability deficiency.
Summary of the invention
The object of the present invention is to provide a kind of concrete materials containing active additive, solve traditional concrete material
The problem of overall mechanical strength and impermeability deficiency.
To achieve the goals above, the present invention provides a kind of concrete material containing active additive, the concrete
Material includes: portland cement, active additive, sodium metasilicate, quartz sand and water；
Wherein, active additive is made of materials A, material B and material C；
The material composition of the materials A includes: allophane and potassium carbonate；
The material composition of the material B includes: tartaric acid, maleic acid, ammonium formate, calcium metaaluminate, oxalic acid, tartaric acid
Sodium and calcium chloride；
The material composition of the material C includes: sodium metasilicate, sodium citrate, zinc formate, calcium carbonate, potassium carbonate, acetate trihydrate
Sodium, calcium formate, calcium metaaluminate and calcium chloride.
Through the above technical solutions, the present invention provides a kind of concrete material containing active additive, coagulation obtained
Soil material even tissue is fine and close, has good waterproof performance, while also with good stability and practicability, can answer extensively
For building field etc..Preparation method of the present invention is simpler, and production cost is low, is suitable for industrialized production.Due to the water of cement
Changing reaction is an incomplete reaction process, and in the state of not dehydration, reaction still has progress later for many years, and in the later period
During hydration reaction, appointing around crystalline solid skeleton has unreacted materials A and material C to provide dissociated ion for reaction, and not
The material B of reaction equally can continue catalytic activity compound and continue to generate crystallization.Therefore, though concrete structure by water again
It penetrates or Local Damaged cracks, healing can be voluntarily repaired under the action of crystallization, there is repeatedly impervious ability, inherently change
The unstable bring for being apt to normal concrete structural volume splits infiltration again.Modified allophane etc. facilitates in materials A
The intensity of the acicular structure of laxity itself.The filling of Defect Base can be greatly enhanced by being formed by crystalline solid not soluble in water
Base reaches good block-water effect to the anti-permeability performance of liquid water.Material B provides active additive in coating and base
The activity gradually polymerizeing in the hole of layer.Its mesoxalic acid, tartaric acid facilitate macromolecular or high molecular crystalline solid contain it is more
Hydrophobic grouping, cause crystalline solid not soluble in water.Maleic acid, ammonium formate facilitate the strong of acicular structure of laxity itself
Degree.Sodium tartrate facilitates acicular structure and is connected with the intensity of matrix.Material C provides active additive in coating and base
In hole with the active ion of the oxides cross reaction such as free calcium aluminium, such as zinc formate, calcium formate, potassium carbonate, sodium citrate, silicon
Sour sodium.Sodium carbonate, Sodium acetate trihydrate facilitate crystal water swelling in structure slit, by dredging to close, make concrete structure
Surface layer gradually forms a fine and close impervious region to depth, substantially increases the impermeability of structure entirety.In materials A, B, C
Calcium carbonate, calcium chloride facilitate the intensity of acicular structure of laxity itself.In cement hydration process, there is the case where water
Under, active additive is dissolved in water, and brings the gap of coating and base into water.Under the catalysis of silicate, active additive exists
Gradually polymerize in the hole of coating and base, that is, penetrate into it is in active additive and concrete in the hole inside concrete and
The oxides such as the free calcium aluminium itself brought into interact reaction, are formed a kind of not soluble in water but with concrete firm connection
Dendrite object plays the role of blocking water, enhance.
Other features and advantages of the present invention will the following detailed description will be given in the detailed implementation section.
Detailed description of the invention
The drawings are intended to provide a further understanding of the invention, and constitutes part of specification, with following tool
Body embodiment is used to explain the present invention together, but is not construed as limiting the invention.In the accompanying drawings:
Fig. 1 is the organization chart of the concrete material provided by the invention containing active additive.
Specific embodiment
Detailed description of the preferred embodiments below.It should be understood that described herein specific
Embodiment is merely to illustrate and explain the present invention, and is not intended to restrict the invention.
The endpoint of disclosed range and any value are not limited to the accurate range or value herein, these ranges or
Value should be understood as comprising the value close to these ranges or value.For numberical range, between the endpoint value of each range, respectively
It can be combined with each other between the endpoint value of a range and individual point value, and individually between point value and obtain one or more
New numberical range, these numberical ranges should be considered as specific open herein.
The present invention provides a kind of concrete materials containing active additive, which is characterized in that the concrete material packet
It includes: portland cement, active additive, sodium metasilicate, quartz sand and water；
Wherein, active additive is made of materials A, material B and material C；
The material composition of the materials A includes: allophane and potassium carbonate；
The material composition of the material B includes: tartaric acid, maleic acid, ammonium formate, calcium metaaluminate, oxalic acid, tartaric acid
Sodium and calcium chloride；
The material composition of the material C includes: sodium metasilicate, sodium citrate, zinc formate, calcium carbonate, potassium carbonate, acetate trihydrate
Sodium, calcium formate, calcium metaaluminate and calcium chloride.
In a preferred embodiment of the invention, in order to further increase the mechanical strength of concrete material and anti-
Infiltration ability, the concrete material include the raw material components of following parts by weight: 100 parts of portland cement, active additive 0.4-
0.8 part, 15-30 parts of sodium metasilicate, 50-60 parts of quartz sand and 110-130 parts of water.
In a preferred embodiment of the invention, in order to further increase the mechanical strength of concrete material and anti-
Infiltration ability, the weight ratio of materials A, material B and material C are as follows: 0.2-0.8:2-5:10.
In a preferred embodiment of the invention, in order to further increase the mechanical strength of concrete material and anti-
Infiltration ability, in materials A, the weight ratio of allophane and potassium carbonate is 1:0.11-0.14.
In a preferred embodiment of the invention, in order to further increase the mechanical strength of concrete material and anti-
Infiltration ability, the weight percent content of each ingredient in the material B are as follows: tartaric acid 10-15%, maleic acid 0.5-0.9%,
Ammonium formate 0.3-0.8%, calcium metaaluminate 40-55%, oxalic acid 0.4-0.8%, sodium tartrate 4-9% and surplus calcium chloride.
In a preferred embodiment of the invention, in order to further increase the mechanical strength of concrete material and anti-
Infiltration ability, the weight percent content of each ingredient in the material C are as follows: sodium metasilicate 4-10%, sodium citrate 3-8%, zinc formate
0.5-0.9%, calcium carbonate 2-8%, potassium carbonate 5-9%, Sodium acetate trihydrate 2-8%, calcium formate 0.2-0.8%, calcium metaaluminate 32-
38% and surplus calcium chloride.
The present invention will be described in detail by way of examples below.In following embodiment, the preparation side of concrete material
Method includes: to weigh portland cement, active additive, sodium metasilicate, quartz sand and water according to weight batching, is uniformly mixed
It uses；
Wherein, the preparation method of materials A includes: to take average partial size for 9 microns of allophane and potassium carbonate powder, is mixed
After uniformly, it is 1:9 by solid and liquid weight ratio, the hydrochloric acid of 4mol/L is added in mixture powder, is put into 100 DEG C of furnaces after mixing
In, 1.5h is heated, is washed with water after being cooled to room temperature to neutrality, is then placed in furnace, is heated to, 420 DEG C of holding 1.5h finally will
Product makes diameter of particle reach 10.5 microns in grinder, obtains materials A；
The preparation method of material B includes: by tartaric acid, maleic acid, ammonium formate, calcium metaaluminate, oxalic acid, sodium tartrate
Ingredient is carried out with calcium chloride, raw material is pure material (content is greater than 99.9%), and wherein solid phase powder average grain diameter is 9 microns, will
Each raw material is mixed in blender, is then dried uniformly mixed powder at 120 DEG C, re-sieving after drying, sieve
It for 200 mesh, is then placed in sintering furnace and is roasted, maturing temperature is 240 DEG C, and product of roasting is finally made powder in grinder
Partial size reaches 10.5 microns, obtains material B；
The preparation method of material C includes: by sodium metasilicate, sodium citrate, zinc formate, calcium carbonate, potassium carbonate, acetate trihydrate
Sodium, calcium formate, calcium metaaluminate and calcium chloride carry out ingredient, and raw material is pure material (content is greater than 99.9%), wherein solid phase powder
Average grain diameter is 8 microns, and each raw material is mixed in blender, powder will be then stirred evenly and dry at 120 DEG C, is dried
Re-sieving after dry, sieve are 200 mesh, are then placed in roaster and are roasted, and maturing temperature is 215 DEG C, finally by product of roasting
Diameter of particle is set to reach 10.5 microns in grinder；
By materials A obtained, material B and material C by weight ingredient after, be added in three-dimensional mixer be uniformly mixed,
Obtain mixed powder；It is then placed in furnace and is roasted, be first warming up to 410 DEG C, keep the temperature 3.5h, then heat to 575 DEG C of sintering
3.5h after being cooled to room temperature, carries out double tempering processing, i.e., obtains concrete material after cooling in 115 DEG C of stop 1.5h respectively
Material.
Embodiment 1
Waterproof material is prepared according to above-mentioned preparation method, wherein the concrete material includes the original of following parts by weight
Expect component: 100 parts of portland cement, 0.4 part of active additive, 15 parts of sodium metasilicate, 50 parts of quartz sand and 110 parts of water；Materials A,
The weight ratio of material B and material C are as follows: 0.2:2:10；In materials A, the weight ratio of allophane and potassium carbonate is 1:0.11；Institute
State the weight percent content of each ingredient in material B are as follows: tartaric acid 10%, maleic acid 0.5%, ammonium formate 0.3%, inclined aluminium
Sour calcium 40%, oxalic acid 0.4%, sodium tartrate 4% and surplus calcium chloride；The weight percent content of each ingredient in the material C
Are as follows: sodium metasilicate 4%, sodium citrate 3%, zinc formate 0.5%, calcium carbonate 2%, potassium carbonate 5%, Sodium acetate trihydrate 2%, calcium formate
0.2%, calcium metaaluminate 32% and surplus calcium chloride.
Embodiment 2
Waterproof material is prepared according to above-mentioned preparation method, wherein the concrete material includes the original of following parts by weight
Expect component: 100 parts of portland cement, 0.6 part of active additive, 22 parts of sodium metasilicate, 55 parts of quartz sand and 120 parts of water；Materials A,
The weight ratio of material B and material C are as follows: 0.6:4:10；In materials A, the weight ratio of allophane and potassium carbonate is 1:0.13；Institute
State the weight percent content of each ingredient in material B are as follows: tartaric acid 13%, maleic acid 0.7%, ammonium formate 0.5%, inclined aluminium
Sour calcium 49%, oxalic acid 0.6%, sodium tartrate 7% and surplus calcium chloride；The weight percent content of each ingredient in the material C
Are as follows: sodium metasilicate 7%, sodium citrate 6%, zinc formate 0.7%, calcium carbonate 6%, potassium carbonate 7%, Sodium acetate trihydrate 6%, calcium formate
0.5%, calcium metaaluminate 35% and surplus calcium chloride.
Embodiment 3
Waterproof material is prepared according to above-mentioned preparation method, wherein the concrete material includes the original of following parts by weight
Expect component: 100 parts of portland cement, 0.8 part of active additive, 30 parts of sodium metasilicate, 60 parts of quartz sand and 130 parts of water；Materials A,
The weight ratio of material B and material C are as follows: 0.8:5:10；In materials A, the weight ratio of allophane and potassium carbonate is 1:0.14；Institute
State the weight percent content of each ingredient in material B are as follows: tartaric acid 15%, maleic acid 0.9%, ammonium formate 0.8%, inclined aluminium
Sour calcium 55%, oxalic acid 0.8%, sodium tartrate 9% and surplus calcium chloride；The weight percent content of each ingredient in the material C
Are as follows: sodium metasilicate 10%, sodium citrate 8%, zinc formate 0.9%, calcium carbonate 8%, potassium carbonate 9%, Sodium acetate trihydrate 8%, formic acid
Calcium 0.8%, calcium metaaluminate 38% and surplus calcium chloride.
Embodiment 4
Waterproof material is prepared according to above-mentioned preparation method, wherein the concrete material includes the original of following parts by weight
Expect component: 100 parts of portland cement, 0.3 part of active additive, 14 parts of sodium metasilicate, 48 parts of quartz sand and 100 parts of water；Materials A,
The weight ratio of material B and material C are as follows: 0.1:1.8:10；In materials A, the weight ratio of allophane and potassium carbonate is 1:0.1；
The weight percent content of each ingredient in the material B are as follows: tartaric acid 9%, maleic acid 0.4%, ammonium formate 0.2%, partially
Calcium aluminate 37%, oxalic acid 0.3%, sodium tartrate 3% and surplus calcium chloride；The weight percent of each ingredient contains in the material C
Amount are as follows: sodium metasilicate 3%, sodium citrate 2%, zinc formate 0.4%, calcium carbonate 1.6%, potassium carbonate 4%, Sodium acetate trihydrate 1.3%,
Calcium formate 0.1%, calcium metaaluminate 30% and surplus calcium chloride.
Embodiment 5
Waterproof material is prepared according to above-mentioned preparation method, wherein the concrete material includes the original of following parts by weight
Expect component: 100 parts of portland cement, 0.9 part of active additive, 32 parts of sodium metasilicate, 63 parts of quartz sand and 140 parts of water；Materials A,
The weight ratio of material B and material C are as follows: 0.9:6:10；In materials A, the weight ratio of allophane and potassium carbonate is 1:0.16；Institute
State the weight percent content of each ingredient in material B are as follows: tartaric acid 16%, maleic acid 1.1%, ammonium formate 0.9%, inclined aluminium
Sour calcium 58%, oxalic acid 0.9%, sodium tartrate 11% and surplus calcium chloride；The weight percent content of each ingredient in the material C
Are as follows: sodium metasilicate 11%, sodium citrate 9%, zinc formate 1.2%, calcium carbonate 9%, potassium carbonate 11%, Sodium acetate trihydrate 9%, formic acid
Calcium 0.9%, calcium metaaluminate 40% and surplus calcium chloride.
Comparative example 1
The performance for the cement-base infiltration crystallization waterproofing agent that Patent No. CN201710047477.9 is provided.
Table 1
Fig. 1 is the organization chart of the concrete material provided by the invention containing active additive, as can be seen from Figure 1 should
Concrete material even tissue is fine and close.
The preferred embodiment of the present invention has been described above in detail, still, during present invention is not limited to the embodiments described above
Detail within the scope of the technical concept of the present invention can be with various simple variants of the technical solution of the present invention are made, this
A little simple variants all belong to the scope of protection of the present invention.
It is further to note that specific technical features described in the above specific embodiments, in not lance
In the case where shield, can be combined in any appropriate way, in order to avoid unnecessary repetition, the present invention to it is various can
No further explanation will be given for the combination of energy.
In addition, various embodiments of the present invention can be combined randomly, as long as it is without prejudice to originally
The thought of invention, it should also be regarded as the disclosure of the present invention.
Claims (6)
1. a kind of concrete material containing active additive, which is characterized in that the concrete material include: portland cement,
Active additive, sodium metasilicate, quartz sand and water；
Wherein, active additive is made of materials A, material B and material C；
The material composition of the materials A includes: allophane and potassium carbonate；
The material composition of the material B include: tartaric acid, maleic acid, ammonium formate, calcium metaaluminate, oxalic acid, sodium tartrate and
Calcium chloride；
The material composition of the material C include: sodium metasilicate, sodium citrate, zinc formate, calcium carbonate, potassium carbonate, Sodium acetate trihydrate,
Calcium formate, calcium metaaluminate and calcium chloride.
2. concrete material according to claim 1, wherein the concrete material includes the raw material group of following parts by weight
Point: 100 parts of portland cement, 0.4-0.8 parts of active additive, 15-30 parts of sodium metasilicate, 50-60 parts of quartz sand and water 110-130
Part.
3. concrete material according to claim 1, wherein the weight ratio of materials A, material B and material C are as follows: 0.2-
0.8:2-5:10。
4. concrete material according to claim 1, wherein in materials A, the weight ratio of allophane and potassium carbonate is
1:0.11-0.14.
5. concrete material according to claim 1, wherein the weight percent content of each ingredient in the material B are as follows:
Tartaric acid 10-15%, maleic acid 0.5-0.9%, ammonium formate 0.3-0.8%, calcium metaaluminate 40-55%, oxalic acid 0.4-
0.8%, sodium tartrate 4-9% and surplus calcium chloride.
6. concrete material according to claim 1, wherein the weight percent content of each ingredient in the material C are as follows:
Sodium metasilicate 4-10%, sodium citrate 3-8%, zinc formate 0.5-0.9%, calcium carbonate 2-8%, potassium carbonate 5-9%, Sodium acetate trihydrate
2-8%, calcium formate 0.2-0.8%, calcium metaaluminate 32-38% and surplus calcium chloride.
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| CN201810934036.5A CN109133776B (en) | 2018-08-16 | 2018-08-16 | Concrete material containing reactive additives |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810934036.5A CN109133776B (en) | 2018-08-16 | 2018-08-16 | Concrete material containing reactive additives |
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| CN109133776B CN109133776B (en) | 2021-03-23 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023118661A1 (en) * | 2021-12-22 | 2023-06-29 | Teknologian Tutkimuskeskus Vtt Oy | A cementitious composition, a composite material, and a method of manufacturing the composite material |
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| US20120152152A1 (en) * | 2010-12-21 | 2012-06-21 | Ruentex Engineering & Construction Co., Ltd. | Low calcium cementitious material and method of manufacturing low calcium cement |
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| WO2023118661A1 (en) * | 2021-12-22 | 2023-06-29 | Teknologian Tutkimuskeskus Vtt Oy | A cementitious composition, a composite material, and a method of manufacturing the composite material |
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| CN109133776B (en) | 2021-03-23 |
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