CN108439922A - A kind of concrete cement material - Google Patents
A kind of concrete cement material Download PDFInfo
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- CN108439922A CN108439922A CN201810299477.2A CN201810299477A CN108439922A CN 108439922 A CN108439922 A CN 108439922A CN 201810299477 A CN201810299477 A CN 201810299477A CN 108439922 A CN108439922 A CN 108439922A
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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
- 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
-
- 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
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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
- 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 cement materials, belong to building material technical field.The concrete cement material that the present invention develops is by inorganic coagulation material, aggregate, degradable organic polymeric emulsions, water, Bacillus pasteurii and additive composition, wherein aggregate is by compounding bauxite, charring rice husk material and slag composition, and degradable organic polymeric emulsions are then by organic polymer, water, emulsifier and thickener composition, additive used is by urea, citric acid and glucose are constituted, in configuring product, first inorganic coagulation material and aggregate are added in blender, after being stirred, degradable organic polymeric emulsions are added again, water, Bacillus pasteurii and additive, it stirs evenly, up to concrete cement material.Concrete cement material prepared by technical solution of the present invention has the characteristics that excellent mechanical property and water resistance.
Description
Technical field
The invention discloses a kind of concrete cement materials, belong to building material technical field.
Background technology
The applicating history of cement mortar and cement concrete is long, is one of maximum Important building material of current dosage.
Although concrete has many good qualities, such as has higher compression strength, stronger adaptability and economy etc. also have its own
It is difficult to the defect overcome, if tension, flexural strength are relatively low, brittleness is big, flexible low, from great, slower, the shrinkage of condensation hardening
Greatly, resistance to chemical attack is not strong etc..Having greatly just in the industrial and civil buildings built before the 1980s
It is in reinforcing and maintenance timing, and is also often met during some built are civilian and hydraulic structure is in construction and use now
To concrete quality problem, such as voids and pits, cavity, large area damage.Function is used to restore it, it need to be repaiied
It mends.General method for repairing and mending is to use normal concrete or mortar as patching material, but normal concrete all has one altogether
Same feature, i.e. brittleness are big and toughness is insufficient.It is higher to be mainly manifested in compression strength, tensile strength and adhesion strength is relatively low, bullet
Property modulus is high and deformation energy force difference, if using it for concrete repair, be easy to cause interfacial adhesion loosely, cracking and lead to coagulation
Soil damage and other issues once again, is subject to certain restrictions in use.
For disadvantages mentioned above, concrete cement material receives the common concern of scientific research personnel nearly ten years, and has carried out big
Quantifier elimination works, the appearance of concrete cement material, and advantageous condition is provided for reinforcing, the reparation etc. of concrete works,
Low cost, high-performance, cohesive force be strong, easy to use, function admirable, it is widely applicable, using reliably advantage is facilitated to obtain, receive more
Carry out the favor of more people.But that there are still mechanical properties is bad for conventional concrete cementitious matter, it is serious to hinder the problem of poor water resistance
It has been hindered to promote and apply.
Therefore, it is bad how to improve conventional concrete cementitious matter mechanical property, it is comprehensive to obtain higher the shortcomings that poor water resistance
The concrete cement material for closing performance is that it is promoted and applies, meets industrial production demand urgent problem to be solved.
Invention content
The present invention solves the technical problem of:Bad, the poor water resistance for conventional concrete cementitious matter mechanical property
The shortcomings that, provide a kind of concrete cement material.
In order to solve the above-mentioned technical problem, the technical solution adopted in the present invention is:
A kind of concrete cement material is made of the raw material of following parts by weight:
80~100 parts of inorganic coagulation material
120~200 parts of aggregate
30~40 parts of degradable organic polymeric emulsions
40~50 parts of water
8~10 parts of Bacillus pasteurii
3~5 parts of additive
The aggregate is made of the raw material of following parts by weight:60~80 parts of compounding bauxites, 8~10 parts of charring rice husk material, 8
~10 parts of slags;
The degradable organic polymeric emulsions are configured by the raw material of following parts by weight:40~60 parts of organic polymers
Object, 80~150 parts of water, 8~10 parts of emulsifiers, 3~5 parts of thickeners;
The concrete cement material configuration process is:
(1)It is formed by raw material and weighs each component;
(2)First inorganic coagulation material and aggregate are added in blender, after being stirred, sequentially add degradable organic polymer
Object lotion, water, Bacillus pasteurii and additive, stir evenly to get concrete cement material.
The inorganic coagulation material is CA-50 type aluminate cements, CA-60 type aluminate cements, CA-70 type aluminic acid brine
Any one in mud or CA-80 type aluminate cements.
The compounding bauxite is compounded by the raw material of following parts by weight:10~20 parts of grain sizes are 3.2~5.0mm
Bauxite powder, 20~30 parts of grain sizes are the bauxite powder of 1.2~3.0mm, the aluminium alum that 20~30 parts of grain sizes are 0.4~0.9mm
Native powder, the bauxite powder that 10~15 parts of grain sizes are 0.1~0.3mm.
The charring rice husk material preparation process is:It after rice husk is pulverized and sieved, is placed in retort, in nitrogen protection state
Under, 680~880 DEG C are warming up to, heat preservation 4~6h of charing, discharging obtains charring rice husk material.
The slag is any one in blast furnace slag, converter slag or open hearth slag.
The organic polymer is poly- hydroxacetic acid, poly butyric ester, polylactic acid, the embedding end copolymerization of lactic acid-polyethylene glycol
Any one in object or polylactic acid-polyethylene glycol block copolymer.
The emulsifier is any one in Tea Saponin or lecithin.
The thickener is any one in chitosan, polyvinyl alcohol or carboxymethyl cellulose.
The additive is compounded by the raw material of following parts by weight:8~10 parts of urea, 10~15 parts of citric acids, 8
~10 parts of glucose.
The beneficial effects of the invention are as follows:
The present invention uses inorganic coagulation material and organic polymeric emulsions to be used in compounding first, after product use, in inorganic gel
During material solidification, cement absorbs moisture from lotion, carries out hydration reaction and gradual hardening cure, and lotion is then because lose
Water and retrogradation finally combine and form continuous organic matter, and the organic matter of formation is filled in the hydrated gel network body of cement formation
In system, and the main polymer chain that the application is added mostly is made of aliphatic structure unit, is connected by the ester chain of facile hydrolysis
Connect, and main chain is soft, after addition, be conducive to improve it is concrete curing after brittleness, improve toughness, furthermore, the Type of Collective
During later stage use, the microbial degradation that can be added in system, the space that script polymer occupies after degradation is able to object
Release, in addition, under microbial action, the free calcium ions that metabolite can be generated with hydrated cementitious are combined, and carbonic acid is formed
Calcium crystallizes, and since microbial cell surface carries negative electrical charge, once there is crystal generation that can be adsorbed by microbial cell surface,
Therefore, the presence of microorganism can also be played the role of inducing calcium carbonate crystal growth, and calcium carbonate crystal is made to be filled in polymer
In the hole left after disappearance, but because microbial metabolic products and calcium ion are all water-soluble in, therefore can be residual in concrete
It is spread in the narrow hole stayed, the two forms precipitation of calcium carbonate after meeting, and to fill the narrow hole of inside concrete, makes
Inside concrete consistency is effectively promoted, and the later stage mechanical property of product obtains effective guarantee;Meanwhile the breathing of microorganism
Effect can generate portion gas, and the gas of generation can be sealed in inside by the concrete after closely knit, and be generated in inside concrete
Vapour lock, to improve the water resistance of concrete.
Specific implementation mode
Rice husk is poured into pulverizer, 120~180 mesh sieve is smashed it through, obtains powdered rice hulls, then gained powdered rice hulls are placed in charcoal
Change in stove, nitrogen is passed through into stove with 400~500mL/min rates, under nitrogen protection state, with 3~5 DEG C/min rate journeys
Sequence is warming up to 680~880 DEG C, after heat preservation carbonizes 4~6h, cools to room temperature with the furnace, discharges, obtains charring rice husk material;By weight
Number meter takes 60~80 parts of compounding bauxites, 8~10 parts of charring rice husk material, 8~10 parts of slags to pour into ball grinder, and press successively
Ball material mass ratio is 10:1~30:1 is added zirconium oxide ball milling pearl, and after 2~5h of ball milling mixing, discharging obtains ball milling material, as bone
Material;It counts in parts by weight, takes 40~60 parts of organic polymers, 80~150 parts of water, 8~10 parts of emulsifiers, 3~5 parts of thickenings successively
Agent, after mixing, under the conditions of rotating speed is 8000~10000r/min, 2~3h of high speed shear, discharging obtains degradable organic polymer
Object lotion;It counts in parts by weight, takes 80~100 parts of inorganic coagulation materials successively, 120~200 parts of aggregates, 30~40 parts degradable
Organic polymeric emulsions, 40~50 parts of water, 8~10 parts of Bacillus pasteuriis, 3~5 parts of additives, first by inorganic coagulation material and
Aggregate is added in concrete mixer, after being stirred 45~60min with 80~120r/min rotating speeds, sequentially adds degradable
Organic polymeric emulsions, water, Bacillus pasteurii and additive continue to be stirred 2~3h to get concrete cement material.Institute
It is CA-50 type aluminate cements, CA-60 type aluminate cements, CA-70 types aluminate cement or CA-80 to state inorganic coagulation material
Any one in type aluminate cement.The compounding bauxite is compounded by the raw material of following parts by weight:10~20
The bauxite powder that part grain size is 3.2~5.0mm, the bauxite powder that 20~30 parts of grain sizes are 1.2~3.0mm, 20~30 parts of grain sizes
For the bauxite powder of 0.4~0.9mm, the bauxite powder that 10~15 parts of grain sizes are 0.1~0.3mm.The slag be blast furnace slag,
Any one in converter slag or open hearth slag.The organic polymer is poly- hydroxacetic acid, poly butyric ester, poly- breast
Any one in acid, the embedding end copolymer of lactic acid-polyethylene glycol or polylactic acid-polyethylene glycol block copolymer.The emulsifier
For any one in Tea Saponin or lecithin.The thickener is appointing in chitosan, polyvinyl alcohol or carboxymethyl cellulose
Meaning is a kind of.The additive is compounded by the raw material of following parts by weight:8~10 parts of urea, 10~15 parts of citric acids, 8
~10 parts of glucose.
Example 1
Rice husk is poured into pulverizer, 180 mesh sieve is smashed it through, obtains powdered rice hulls, then gained powdered rice hulls are placed in retort, with
500mL/min rates are passed through nitrogen into stove, under nitrogen protection state, are warming up to 880 DEG C with 5 DEG C/min rate programs, protect
After temperature charing 6h, cools to room temperature with the furnace, discharge, obtain charring rice husk material;It counts in parts by weight, takes 80 parts of compounding aluminium alum successively
Soil, 10 parts of charring rice husk material, 10 parts of slags pour into ball grinder, and are 30 by ball material mass ratio:1 is added zirconium oxide ball milling pearl,
After ball milling mixing 5h, discharging obtains ball milling material, as aggregate;It counts in parts by weight, takes 60 parts of organic polymers successively, 150 parts
Water, 10 parts of emulsifiers, 5 parts of thickeners, after mixing, under the conditions of rotating speed is 10000r/min, high speed shear 3h, discharging, obtaining can
Degradation organic polymeric emulsions;It counts in parts by weight, takes 100 parts of inorganic coagulation materials successively, 200 parts of aggregates, 40 parts degradable
Organic polymeric emulsions, 50 parts of water, 10 parts of Bacillus pasteuriis, 5 parts of additives first inorganic coagulation material and aggregate are added mixed
In solidifying soil blender, after being stirred 60min with 120r/min rotating speeds, sequentially add degradable organic polymeric emulsions, water,
Bacillus pasteurii and additive continue to be stirred 3h to get concrete cement material.The inorganic coagulation material is CA-50
Type aluminate cement.The compounding bauxite is the aluminium into 20 parts of grain sizes for 5.0mm by the raw material compounding of following parts by weight
Calcined bauxite in powder, the bauxite powder that 30 parts of grain sizes are 3.0mm, the bauxite powder that 30 parts of grain sizes are 0.9mm, 15 parts of grain sizes are 0.3mm's
Bauxite powder.The slag is blast furnace slag.The organic polymer is poly- hydroxacetic acid.The emulsifier is Tea Saponin.Institute
It is chitosan to state thickener.The additive is to be compounded to form 10 parts of urea by the raw material of following parts by weight, 15 parts of citric acids,
10 parts of glucose.
Example 2
It counts in parts by weight, takes 80 parts of compounding bauxites successively, 10 parts of slags pour into ball grinder, and are by ball material mass ratio
30:1 is added zirconium oxide ball milling pearl, and after ball milling mixing 5h, discharging obtains ball milling material, as aggregate;It counts, takes successively in parts by weight
60 parts of organic polymers, 150 parts of water, 10 parts of emulsifiers, 5 parts of thickeners, after mixing, under the conditions of rotating speed is 10000r/min,
High speed shear 3h, discharging, obtains degradable organic polymeric emulsions;It counts in parts by weight, takes 100 parts of inorganic coagulation materials successively,
200 parts of aggregates, 40 parts of degradable organic polymeric emulsions, 50 parts of water, 10 parts of Bacillus pasteuriis, 5 parts of additives first will be inorganic
Cementitious material and aggregate are added in concrete mixer, and after being stirred 60min with 120r/min rotating speeds, sequentially adding can drop
Organic polymeric emulsions, water, Bacillus pasteurii and additive are solved, continues to be stirred 3h to get concrete cement material.It is described
Inorganic coagulation material is CA-50 type aluminate cements.The compounding bauxite is compounded by the raw material of following parts by weight
The bauxite powder that 20 parts of grain sizes are 5.0mm, the bauxite powder that 30 parts of grain sizes are 3.0mm, the bauxite that 30 parts of grain sizes are 0.9mm
Powder, the bauxite powder that 15 parts of grain sizes are 0.3mm.The slag is blast furnace slag.The organic polymer is poly- hydroxacetic acid.Institute
It is Tea Saponin to state emulsifier.The thickener is chitosan.The additive is compounded by the raw material of following parts by weight
10 parts of urea, 15 parts of citric acids, 10 parts of glucose.
Example 3
Rice husk is poured into pulverizer, 180 mesh sieve is smashed it through, obtains powdered rice hulls, then gained powdered rice hulls are placed in retort, with
500mL/min rates are passed through nitrogen into stove, under nitrogen protection state, are warming up to 880 DEG C with 5 DEG C/min rate programs, protect
After temperature charing 6h, cools to room temperature with the furnace, discharge, obtain charring rice husk material;It counts in parts by weight, takes 80 parts of compounding aluminium alum successively
Soil, 10 parts of charring rice husk material, 10 parts of slags pour into ball grinder, and are 30 by ball material mass ratio:1 is added zirconium oxide ball milling pearl,
After ball milling mixing 5h, discharging obtains ball milling material, as aggregate;It counts in parts by weight, takes 100 parts of inorganic coagulation materials successively, 200
First concrete stirring is added in inorganic coagulation material and aggregate by part aggregate, 50 parts of water, 10 parts of Bacillus pasteuriis, 5 parts of additives
In machine, after being stirred 60min with 120r/min rotating speeds, water, Bacillus pasteurii and additive are sequentially added, continues to stir
3h is mixed to get concrete cement material.The inorganic coagulation material is CA-50 type aluminate cements.The compounding bauxite is
The bauxite powder for being 5.0mm into 20 parts of grain sizes by the raw material compounding of following parts by weight, the bauxite that 30 parts of grain sizes are 3.0mm
Powder, the bauxite powder that 30 parts of grain sizes are 0.9mm, the bauxite powder that 15 parts of grain sizes are 0.3mm.The slag is blast furnace slag.Institute
It is to form 10 parts of urea, 15 parts of citric acids, 10 parts of glucose by the raw material compounding of following parts by weight to state additive.
Example 4
Rice husk is poured into pulverizer, 180 mesh sieve is smashed it through, obtains powdered rice hulls, then gained powdered rice hulls are placed in retort, with
500mL/min rates are passed through nitrogen into stove, under nitrogen protection state, are warming up to 880 DEG C with 5 DEG C/min rate programs, protect
After temperature charing 6h, cools to room temperature with the furnace, discharge, obtain charring rice husk material;It counts in parts by weight, takes 80 parts of compounding aluminium alum successively
Soil, 10 parts of charring rice husk material, 10 parts of slags pour into ball grinder, and are 30 by ball material mass ratio:1 is added zirconium oxide ball milling pearl,
After ball milling mixing 5h, discharging obtains ball milling material, as aggregate;It counts in parts by weight, takes 100 parts of inorganic coagulation materials successively, 200
Part aggregate, 40 parts of nature rubber latexes, 50 parts of water, 10 parts of Bacillus pasteuriis, 5 parts of additives, first by inorganic coagulation material and
Aggregate be added concrete mixer in, after being stirred 60min with 120r/min rotating speeds, sequentially add nature rubber latex,
Water, Bacillus pasteurii and additive continue to be stirred 3h to get concrete cement material.The inorganic coagulation material is CA-
50 type aluminate cements.The compounding bauxite is to form 20 parts of grain sizes by the raw material compounding of following parts by weight as 5.0mm
Bauxite powder, the bauxite powder that 30 parts of grain sizes are 3.0mm, the bauxite powder that 30 parts of grain sizes are 0.9mm, 15 parts of grain sizes are 0.3mm
Bauxite powder.The slag is blast furnace slag.The additive is urinated into 10 parts by the raw material compounding of following parts by weight
Element, 15 parts of citric acids, 10 parts of glucose.
Example 5
Rice husk is poured into pulverizer, 180 mesh sieve is smashed it through, obtains powdered rice hulls, then gained powdered rice hulls are placed in retort, with
500mL/min rates are passed through nitrogen into stove, under nitrogen protection state, are warming up to 880 DEG C with 5 DEG C/min rate programs, protect
After temperature charing 6h, cools to room temperature with the furnace, discharge, obtain charring rice husk material;It counts in parts by weight, takes 80 parts of compounding aluminium alum successively
Soil, 10 parts of charring rice husk material, 10 parts of slags pour into ball grinder, and are 30 by ball material mass ratio:1 is added zirconium oxide ball milling pearl,
After ball milling mixing 5h, discharging obtains ball milling material, as aggregate;It counts in parts by weight, takes 60 parts of organic polymers successively, 150 parts
Water, 10 parts of emulsifiers, 5 parts of thickeners, after mixing, under the conditions of rotating speed is 10000r/min, high speed shear 3h, discharging, obtaining can
Degradation organic polymeric emulsions;It counts in parts by weight, takes 100 parts of inorganic coagulation materials successively, 200 parts of aggregates, 40 parts degradable
First inorganic coagulation material and aggregate are added in concrete mixer for organic polymeric emulsions, 50 parts of water, 5 parts of additives, with
After 120r/min rotating speeds are stirred 60min, degradable organic polymeric emulsions, water and additive are sequentially added, continues to stir
Mixing 3h is mixed to get concrete cement material.The inorganic coagulation material is CA-50 type aluminate cements.The compounding bauxite
It is the bauxite powder by the raw material compounding of following parts by weight into 20 parts of grain sizes for 5.0mm, the aluminium alum that 30 parts of grain sizes are 3.0mm
Native powder, the bauxite powder that 30 parts of grain sizes are 0.9mm, the bauxite powder that 15 parts of grain sizes are 0.3mm.The slag is blast furnace slag.
The organic polymer is poly- hydroxacetic acid.The emulsifier is Tea Saponin.The thickener is chitosan.The additive is
10 parts of urea, 15 parts of citric acids, 10 parts of glucose are formed by the raw material compounding of following parts by weight.
Example 6
Rice husk is poured into pulverizer, 180 mesh sieve is smashed it through, obtains powdered rice hulls, then gained powdered rice hulls are placed in retort, with
500mL/min rates are passed through nitrogen into stove, under nitrogen protection state, are warming up to 880 DEG C with 5 DEG C/min rate programs, protect
After temperature charing 6h, cools to room temperature with the furnace, discharge, obtain charring rice husk material;It counts in parts by weight, takes 80 parts of compounding aluminium alum successively
Soil, 10 parts of charring rice husk material, 10 parts of slags pour into ball grinder, and are 30 by ball material mass ratio:1 is added zirconium oxide ball milling pearl,
After ball milling mixing 5h, discharging obtains ball milling material, as aggregate;It counts in parts by weight, takes 60 parts of organic polymers successively, 150 parts
Water, 10 parts of emulsifiers, 5 parts of thickeners, after mixing, under the conditions of rotating speed is 10000r/min, high speed shear 3h, discharging, obtaining can
Degradation organic polymeric emulsions;It counts in parts by weight, takes 100 parts of inorganic coagulation materials successively, 200 parts of aggregates, 40 parts degradable
Inorganic coagulation material and aggregate are first added concrete and stirred by organic polymeric emulsions, 50 parts of water, 10 parts of saccharomycete, 5 parts of additives
It mixes in machine, after being stirred 60min with 120r/min rotating speeds, sequentially adds degradable organic polymeric emulsions, water, saccharomycete
And additive, continue to be stirred 3h to get concrete cement material.The inorganic coagulation material is CA-50 type aluminate cements.
The compounding bauxite is the bauxite powder into 20 parts of grain sizes for 5.0mm, 30 parts of grains by the raw material compounding of following parts by weight
Diameter is the bauxite powder of 3.0mm, the bauxite powder that 30 parts of grain sizes are 0.9mm, the bauxite powder that 15 parts of grain sizes are 0.3mm.It is described
Slag is blast furnace slag.The organic polymer is poly- hydroxacetic acid.The emulsifier is Tea Saponin.The thickener is poly- for shell
Sugar.The additive is to form 10 parts of urea, 15 parts of citric acids, 10 parts of glucose by the raw material compounding of following parts by weight.
Example 7
Rice husk is poured into pulverizer, 180 mesh sieve is smashed it through, obtains powdered rice hulls, then gained powdered rice hulls are placed in retort, with
500mL/min rates are passed through nitrogen into stove, under nitrogen protection state, are warming up to 880 DEG C with 5 DEG C/min rate programs, protect
After temperature charing 6h, cools to room temperature with the furnace, discharge, obtain charring rice husk material;It counts in parts by weight, takes 80 parts of compounding aluminium alum successively
Soil, 10 parts of charring rice husk material, 10 parts of slags pour into ball grinder, and are 30 by ball material mass ratio:1 is added zirconium oxide ball milling pearl,
After ball milling mixing 5h, discharging obtains ball milling material, as aggregate;It counts in parts by weight, takes 60 parts of organic polymers successively, 150 parts
Water, 10 parts of emulsifiers, 5 parts of thickeners, after mixing, under the conditions of rotating speed is 10000r/min, high speed shear 3h, discharging, obtaining can
Degradation organic polymeric emulsions;It counts in parts by weight, takes 100 parts of inorganic coagulation materials successively, 200 parts of aggregates, 40 parts degradable
First concrete mixer is added in inorganic coagulation material and aggregate by organic polymeric emulsions, 50 parts of water, 10 parts of Bacillus pasteuriis
In, after being stirred 60min with 120r/min rotating speeds, sequentially add degradable organic polymeric emulsions, water, Pasteur's gemma bar
Bacterium continues to be stirred 3h to get concrete cement material.The inorganic coagulation material is CA-50 type aluminate cements.It is described multiple
It is the bauxite powder by the raw material compounding of following parts by weight into 20 parts of grain sizes for 5.0mm with bauxite, 30 parts of grain sizes are
The bauxite powder of 3.0mm, the bauxite powder that 30 parts of grain sizes are 0.9mm, the bauxite powder that 15 parts of grain sizes are 0.3mm.The slag
For blast furnace slag.The organic polymer is poly- hydroxacetic acid.The emulsifier is Tea Saponin.The thickener is chitosan.
Comparative example:The concrete cement material of Jinan Chemical Co., Ltd. production.
The concrete cement material of 1 to 7 gained of example and comparative example product are subjected to performance detection, specific detection method is such as
Under:
1. mechanical property:Test specimen compression strength is detected after carrying out standard curing 28d to test specimen according to GB/T17671 and anti-folding is strong
Degree, and calculate backfin ratio;
2. water resistance:Test specimen water absorption rate for 24 hours is detected with reference to JT/T 1129.
Specific testing result is as shown in table 1:
Table 1:Mechanical property and the specific testing result of water resistance
By 1 testing result of table it is found that concrete cement material prepared by technical solution of the present invention has excellent mechanical property and resistance to
It the characteristics of aqueous energy, has broad prospects in the development of building material industry.
Claims (9)
1. a kind of concrete cement material, which is characterized in that be made of the raw material of following parts by weight:
80~100 parts of inorganic coagulation material
120~200 parts of aggregate
30~40 parts of degradable organic polymeric emulsions
40~50 parts of water
8~10 parts of Bacillus pasteurii
3~5 parts of additive
The aggregate is made of the raw material of following parts by weight:60~80 parts of compounding bauxites, 8~10 parts of charring rice husk material, 8
~10 parts of slags;
The degradable organic polymeric emulsions are configured by the raw material of following parts by weight:40~60 parts of organic polymers
Object, 80~150 parts of water, 8~10 parts of emulsifiers, 3~5 parts of thickeners;
The concrete cement material configuration process is:
(1)It is formed by raw material and weighs each component;
(2)First inorganic coagulation material and aggregate are added in blender, after being stirred, sequentially add degradable organic polymer
Object lotion, water, Bacillus pasteurii and additive, stir evenly to get concrete cement material.
2. a kind of concrete cement material according to claim 1, it is characterised in that:The inorganic coagulation material is CA-50
It is any one in type aluminate cement, CA-60 type aluminate cements, CA-70 types aluminate cement or CA-80 type aluminate cements
Kind.
3. a kind of concrete cement material according to claim 1, it is characterised in that:The compounding bauxite is by following heavy
The raw material of amount number compounds:10~20 parts of grain sizes are the bauxite powder of 3.2~5.0mm, 20~30 parts of grain sizes are 1.2~
The bauxite powder of 3.0mm, the bauxite powder that 20~30 parts of grain sizes are 0.4~0.9mm, 10~15 parts of grain sizes are 0.1~0.3mm's
Bauxite powder.
4. a kind of concrete cement material according to claim 1, it is characterised in that:The charring rice husk material preparation process
For:It after rice husk is pulverized and sieved, is placed in retort, under nitrogen protection state, is warming up to 680~880 DEG C, heat preservation charing 4
~6h, discharging, obtains charring rice husk material.
5. a kind of concrete cement material according to claim 1, it is characterised in that:The slag is blast furnace slag, converter
Any one in slag or open hearth slag.
6. a kind of concrete cement material according to claim 1, it is characterised in that:The organic polymer is poly- hydroxyl vinegar
In the embedding end copolymer of acid, poly butyric ester, polylactic acid, lactic acid-polyethylene glycol or polylactic acid-polyethylene glycol block copolymer
Any one.
7. a kind of concrete cement material according to claim 1, it is characterised in that:The emulsifier is Tea Saponin or lecithin
Any one in fat.
8. a kind of concrete cement material according to claim 1, it is characterised in that:The thickener is chitosan, poly- second
Any one in enol or carboxymethyl cellulose.
9. a kind of concrete cement material according to claim 1, it is characterised in that:The additive is by following parts by weight
Several raw materials compound:8~10 parts of urea, 10~15 parts of citric acids, 8~10 parts of glucose.
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CN113896489A (en) * | 2021-10-11 | 2022-01-07 | 北科蕴宏环保科技(北京)有限公司 | Mine cemented filling material for cooperatively treating mercury-containing solid waste and preparation method thereof |
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