CN106946480A - A kind of high-performance building cement and preparation method thereof - Google Patents
A kind of high-performance building cement and preparation method thereof Download PDFInfo
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- CN106946480A CN106946480A CN201710163628.7A CN201710163628A CN106946480A CN 106946480 A CN106946480 A CN 106946480A CN 201710163628 A CN201710163628 A CN 201710163628A CN 106946480 A CN106946480 A CN 106946480A
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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
- C04B7/00—Hydraulic cements
- C04B7/32—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
- C04B40/00—Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
- C04B40/0028—Aspects relating to the mixing step of the mortar preparation
- C04B40/0039—Premixtures of ingredients
-
- 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
- C04B7/00—Hydraulic cements
- C04B7/36—Manufacture of hydraulic cements in general
- C04B7/48—Clinker treatment
- C04B7/52—Grinding ; After-treatment of ground cement
-
- 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
- C04B7/00—Hydraulic cements
- C04B7/36—Manufacture of hydraulic cements in general
- C04B7/48—Clinker treatment
- C04B7/52—Grinding ; After-treatment of ground cement
- C04B7/522—After-treatment of ground cement
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
The invention discloses a kind of high-performance building cement and preparation method thereof, it is prepared from by the raw material of following parts by weight：20.4 33.6 parts of sulfoaluminate clinker, 35 parts of bamboo wood phenolic alcohol liquefied resin, 38 parts of AS resins, 0.5 1.5 parts of carboxymethyl cellulose, 23 47 parts of core-shell acrylic elastic emulsion, 8 20 parts of secondary stock, 36 parts of heat stabilizer, 0.9 4.9 parts of chemicals-resistant modifying agent, 15 20 parts of 4 hydroxyl, 3 methoxybenzene ethanol, 10 25 parts of heat filling, 10 18 parts of slag micro mist, 0.75 2.65 parts of infrared external reflection titanium dioxide, 0.4 0.6 parts of light stabilizer, 0.1 0.8 parts of coupling agent, 0.7 4.3 parts of accelerator, 48 parts of bamboo fibre, 2.5 8.5 parts of silicon nanoparticle, 7 13 parts of nano-calcium carbonate etc..The present invention has preferable durability, weatherability, heat-proof quality and intensity.
Description
Technical field
The present invention relates to building material field, and in particular to a kind of high-performance building cement and preparation method thereof.
Background technology
Cement is indispensable a kind of construction material in human lives and social production, and it is wide using scope, and consumption is big,
Have " title of the grain of building industry ".In recent years, as domestic construction industry flourishes, to consuming cement in building course
Intensity and durability requirement improve constantly, while existing cement heat-proof quality and weatherability it is also poor, it is necessary to further
Exploitation and improvement.
The content of the invention
To solve the above problems, the invention provides a kind of high-performance building cement and preparation method thereof, with preferable
Durability, weatherability, heat-proof quality and intensity.
To achieve the above object, the technical scheme taken of the present invention is：
A kind of high-performance building cement, is prepared from by the raw material of following parts by weight：
20.4-33.6 parts of sulfoaluminate clinker, 3-5 parts of bamboo wood phenolic alcohol liquefied resin, 3-8 parts of AS resins, carboxymethyl cellulose
Plain 0.5-1.5 parts, 23-47 parts of core-shell acrylic elastic emulsion, 8-20 parts of secondary stock, 3-6 parts of heat stabilizer, chemicals-resistant are modified
It is 0.9-4.9 parts of agent, 15-20 parts of 4- hydroxy 3-methoxybenzene ethanol, 10-25 parts of heat filling, 10-18 parts of slag micro mist, infrared
Reflect 0.75-2.65 parts of titanium dioxide, 0.4-0.6 parts of light stabilizer, 0.1-0.8 parts of coupling agent, 0.7-4.3 parts of accelerator, bamboo
4-8 parts of fiber, 2.5-8.5 parts of silicon nanoparticle, 7-13 parts of nano-calcium carbonate, 25-30 parts of acrylic emulsion, 5-8 parts of water reducer,
3-10 parts of other auxiliary agents；The weight average molecular weight of described AS resins is 3-10W, and AN contents are 20-35%；The chemicals-resistant changes
Property agent be fluorinated additive；Described infrared external reflection titanium dioxide particle diameter is 800nm-1000nm, TiO2Content is 80%-
90%, surface coating layer SiO2With Al2O3Content be 10-20%.
Preferably, the chemicals-resistant modifying agent is the acrylic acid series additive of perfluoroalkyl.
Preferably, described light stabilizer is salicylate, benzophenone, triazines, the UV absorbents of benzotriazole
And one or more mixtures in hindered amines free radical scavenger.
Preferably, described heat filling is one or two kinds of mixed in magnesia, zinc oxide, boron nitride, aluminium nitride
Compound, the particle diameter of the heat filling is in 0.5um-2.0um, and purity is more than 98%.
Preferably, the heat stabilizer is the copolymer of N-phenylmaleimide or the copolymer of α-methylstyrene.
Preferably, the accelerator is in zinc diisobutyldithiocarbamate and dibutyl dithiocaarbamate
It is a kind of.
Preferably, the coupling agent be silane coupler, other described auxiliary agents be activity excitant, levelling agent, dispersant,
At least two mixture in defoamer, antifreezing agent and air entraining agent.
Preferably, the bamboo wood phenolic alcohol liquefied resin is as obtained by prepared by following steps：By phenol, PEG-4000,
Hydrochloric acid and bamboo wood are mixed by 1: 1: 1: 1.25 mass ratio, after reaction 50min under conditions of 140 DEG C, cool the temperature to 50 DEG C
Hereinafter, appropriate 40%NaOH solution and formaldehyde are sequentially added, 50min is reacted under the conditions of 95 DEG C, bamboo wood phenolic alcohol liquefied resin is obtained,
The addition of 40%NaOH solution is 2.34 times of phenol quality, and the addition of formaldehyde is 2.37 times of phenol quality.
A kind of preparation method of above-mentioned high-performance building cement, comprises the following steps：
S1, weigh 20.4-33.6 parts of sulfoaluminate clinker, 3-5 parts of bamboo wood phenolic alcohol liquefied resin, 3-8 parts of AS resins, carboxylic first
0.5-1.5 parts of base cellulose, 23-47 parts of core-shell acrylic elastic emulsion, 8-20 parts of secondary stock, 3-6 parts of heat stabilizer, chemically-resistant
0.9-4.9 parts of product modifying agent, 15-20 parts of 4- hydroxy 3-methoxybenzene ethanol, 10-25 parts of heat filling, slag micro mist 10-18
Part, 0.75-2.65 parts of infrared external reflection titanium dioxide, 0.4-0.6 parts of light stabilizer, 0.1-0.8 parts of coupling agent, accelerator 0.7-
4.3 parts, 4-8 parts of bamboo fibre, 2.5-8.5 parts of silicon nanoparticle, 7-13 parts of nano-calcium carbonate, 25-30 parts of acrylic emulsion, diminishing
5-8 parts of agent, 3-10 parts of other auxiliary agents are added in cement mill；
S2, the mixed material come out at cement mill bistrique, are homogenized in storehouse with elevator conveying such as finished product, by homogenizing
Produced after the air homogenizing that orlop portion is produced.
The invention has the advantages that：
By the AS resins from Ultra-low molecular weight, mobility is improved, produced in cement drying process interior is reduced
Stress, while the acrylic acid series additive for introducing perfluoroalkyl is used as chemicals-resistant modifying agent, the transport efficiency pole of the additive
Height, surface can be completely migrating in preparation process and forms a kind of diaphragm, this layer of diaphragm and water it is incompatible and with compared with
The performance of strong acid and alkali-resistance；By the addition of coupling agent and accelerator, the cement of preparation can be made to reach the performance of rapid-curing cutback；Using
Infrared external reflection titanium dioxide, can the significantly visible ray of reflected sunlight and infrared part energy, in addition heat filling heat
The collaboration contribution of release, can make greatly to reduce the surface temperature of cement.Found through experiment, water is improved by the program
The effect of mud long-term weatherability is that very significantly, have very big gap with being contemplated to be；Silicon nanoparticle has special
Network structure, coordinates with nano-calcium carbonate, and a new netted knot is set up on the basis of the original network structure of cement slurry
Structure, effectively prevents the extension of cement internal tiny crack, improves the bending tensile strength of cement；Bamboo fibre is incorporated into cement
Random distribution and mutually overlap joint, play reinforced action, support aggregate prevents that aggregate sinking from isolating, while reducing because of bleeding
The interconnected pore of formation, reduces porosity, secondly, during hardening of cement, and capillary can be cut off in each fiber random distribution state
Hole path, reduces the dehydration area and capillary dehydration shrinkage tension force of matrix, hinders the migration of moisture, improves pore structure, from
And improve the intensity and impermeability of cement；Acrylic resin can be increasingly generated after acrylic emulsion is reacted, can be in filling concrete
The gap in portion, improves its impermeability, while the high tenacity that acrylic resin possesses in itself assigns cement stronger mechanical resistant power
Energy；CFRP muscle can improve the durability of component, the service life of extending structure when using in the structure.
Embodiment
In order that objects and advantages of the present invention are more clearly understood, the present invention is carried out with reference to embodiments further
Describe in detail.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not used to limit this hair
It is bright.
In following examples, the weight average molecular weight of used AS resins is 3-10W, and AN contents are 20-35%；It is described resistance to
Chemicals modifying agent is fluorinated additive；Described infrared external reflection titanium dioxide particle diameter is 800nm-1000nm, TiO2Content
For 80%-90%, surface coating layer SiO2With Al2O3Content be 10-20%；Used chemicals-resistant modifying agent is perfluor
The acrylic acid series additive of alkyl；Used light stabilizer is salicylate, benzophenone, triazines, benzotriazole
One or more mixtures in UV absorbents and hindered amines free radical scavenger；Used heat filling is oxidation
One or two kinds of mixtures in magnesium, zinc oxide, boron nitride, aluminium nitride, the particle diameter of the heat filling is in 0.5um-
2.0um, purity is more than 98%；Used heat stabilizer is the copolymer or α-methylstyrene of N-phenylmaleimide
Copolymer；Used accelerator is one in zinc diisobutyldithiocarbamate and dibutyl dithiocaarbamate
Kind, the coupling agent is silane coupler, and other described auxiliary agents are activity excitant, levelling agent, dispersant, defoamer, antifreeze
At least two mixture in agent and air entraining agent, the bamboo wood phenolic alcohol liquefied resin is as obtained by prepared by following steps：By benzene
Phenol, PEG-4000, hydrochloric acid and bamboo wood are mixed by 1: 1: 1: 1.25 mass ratio, and 50min is reacted under conditions of 140 DEG C
Afterwards, less than 50 DEG C are cooled the temperature to, appropriate 40%NaOH solution and formaldehyde is sequentially added, reacts 50min under the conditions of 95 DEG C, obtain
Bamboo wood phenolic alcohol liquefied resin, the addition of 40%NaOH solution is 2.34 times of phenol quality, and the addition of formaldehyde is phenol matter
2.37 times of amount.
Embodiment 1
S1, weigh 20.4 parts of sulfoaluminate clinker, 3 parts of bamboo wood phenolic alcohol liquefied resin, 3 parts of AS resins, carboxymethyl cellulose
0.5 part, 23 parts of core-shell acrylic elastic emulsion, 8 parts of secondary stock, 3 parts of heat stabilizer, 0.9 part of chemicals-resistant modifying agent, 4- hydroxyls
15 parts of base -3- methoxybenzenes ethanol, 10 parts of heat filling, 10 parts of slag micro mist, 0.75-2.65 parts of infrared external reflection titanium dioxide,
0.4-0.6 parts of light stabilizer, 0.1 part of coupling agent, 0.7 part of accelerator, 4 parts of bamboo fibre, 2.5 parts of silicon nanoparticle, nano-calcium carbonate
7 parts of calcium, 25 parts of acrylic emulsion, 5 parts of water reducer, 3 parts of other auxiliary agents are added in cement mill；
S2, the mixed material come out at cement mill bistrique, are homogenized in storehouse with elevator conveying such as finished product, by homogenizing
Produced after the air homogenizing that orlop portion is produced.
Embodiment 2
S1, weigh 33.6 parts of sulfoaluminate clinker, 5 parts of bamboo wood phenolic alcohol liquefied resin, 8 parts of AS resins, carboxymethyl cellulose
1.5 parts, 47 parts of core-shell acrylic elastic emulsion, 20 parts of secondary stock, 6 parts of heat stabilizer, 4.9 parts of chemicals-resistant modifying agent, 4- hydroxyls
20 parts of base -3- methoxybenzenes ethanol, 25 parts of heat filling, 18 parts of slag micro mist, 2.65 parts of infrared external reflection titanium dioxide, light are stable
0.6 part of agent, 0.8 part of coupling agent, 4.3 parts of accelerator, 8 parts of bamboo fibre, 8.5 parts of silicon nanoparticle, 13 parts of nano-calcium carbonate, propylene
30 parts of yogurt liquid, 8 parts of water reducer, 10 parts of other auxiliary agents are added in cement mill；
S2, the mixed material come out at cement mill bistrique, are homogenized in storehouse with elevator conveying such as finished product, by homogenizing
Produced after the air homogenizing that orlop portion is produced.
Embodiment 3
S1, weigh 27 parts of sulfoaluminate clinker, 4 parts of bamboo wood phenolic alcohol liquefied resin, 5.5 parts of AS resins, carboxymethyl cellulose 1
Part, 35 parts of core-shell acrylic elastic emulsion, 14 parts of secondary stock, 4.5 parts of heat stabilizer, 2.9 parts of chemicals-resistant modifying agent, 4- hydroxyls
17.5 parts of base -3- methoxybenzenes ethanol, 17.5 parts of heat filling, 14 parts of slag micro mist, 1.7 parts of infrared external reflection titanium dioxide, light
0.5 part of stabilizer, 0.45 part of coupling agent, 2.5 parts of accelerator, 6 parts of bamboo fibre, 5.5 parts of silicon nanoparticle, nano-calcium carbonate 10
Part, 27.5 parts of acrylic emulsion, 6.5 parts of water reducer, 6.5 parts of other auxiliary agents are added in cement mill；
S2, the mixed material come out at cement mill bistrique, are homogenized in storehouse with elevator conveying such as finished product, by homogenizing
Produced after the air homogenizing that orlop portion is produced.
The above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (9)
1. a kind of high-performance building cement, it is characterised in that be prepared from by the raw material of following parts by weight：
20.4-33.6 parts of sulfoaluminate clinker, 3-5 parts of bamboo wood phenolic alcohol liquefied resin, 3-8 parts of AS resins, carboxymethyl cellulose
0.5-1.5 parts, 23-47 parts of core-shell acrylic elastic emulsion, 8-20 parts of secondary stock, 3-6 parts of heat stabilizer, chemicals-resistant modifying agent
0.9-4.9 parts, it is 15-20 parts of 4- hydroxy 3-methoxybenzene ethanol, 10-25 parts of heat filling, 10-18 parts of slag micro mist, infrared anti-
Penetrate 0.75-2.65 parts of titanium dioxide, 0.4-0.6 parts of light stabilizer, 0.1-0.8 parts of coupling agent, 0.7-4.3 parts of accelerator, bamboo fibre
4-8 parts of dimension, 2.5-8.5 parts of silicon nanoparticle, 7-13 parts of nano-calcium carbonate, 25-30 parts of acrylic emulsion, 5-8 parts of water reducer, its
His 3-10 parts of auxiliary agent；The weight average molecular weight of described AS resins is 3-10W, and AN contents are 20-35%；The chemicals-resistant is modified
Agent is fluorinated additive；Described infrared external reflection titanium dioxide particle diameter is 800nm-1000nm, TiO2Content is 80%-
90%, surface coating layer SiO2With Al2O3Content be 10-20%.
2. a kind of high-performance building cement as claimed in claim 1, it is characterised in that the chemicals-resistant modifying agent is perfluor
The acrylic acid series additive of alkyl.
3. a kind of high-performance building cement as claimed in claim 1, it is characterised in that described light stabilizer is salicylic acid
One or more in ester, benzophenone, triazines, the UV absorbents of benzotriazole and hindered amines free radical scavenger
Mixture.
4. a kind of high-performance building cement as claimed in claim 1, it is characterised in that described heat filling be magnesia,
One or two kinds of mixtures in zinc oxide, boron nitride, aluminium nitride, the particle diameter of the heat filling is pure in 0.5um-2.0um
Degree is more than 98%.
5. a kind of high-performance building cement as claimed in claim 1, it is characterised in that the heat stabilizer is N- phenyl Malaysia
The copolymer of imido copolymer or α-methylstyrene.
6. a kind of high-performance building cement as claimed in claim 1, it is characterised in that the accelerator is the sulphur of diisobutyl two
For one kind in carbaminate and dibutyl dithiocaarbamate.
7. a kind of high-performance building cement as claimed in claim 1, it is characterised in that the coupling agent is silane coupler,
Other described auxiliary agents are the mixed of at least two in activity excitant, levelling agent, dispersant, defoamer, antifreezing agent and air entraining agent
Compound.
8. a kind of high-performance building cement as claimed in claim 1, it is characterised in that the bamboo wood phenolic alcohol liquefied resin passes through
Following steps prepare gained：Phenol, PEG-4000, hydrochloric acid and bamboo wood are mixed by 1: 1: 1: 1.25 mass ratio, 140
Reacted under conditions of DEG C after 50min, cool the temperature to less than 50 DEG C, appropriate 40%NaOH solution and formaldehyde are sequentially added, 95
50min is reacted under the conditions of DEG C, bamboo wood phenolic alcohol liquefied resin is obtained, the addition of 40%NaOH solution is 2.34 times of phenol quality,
The addition of formaldehyde is 2.37 times of phenol quality.
9. the preparation method of a kind of high-performance building cement as described in claim any one of 1-9, it is characterised in that including such as
Lower step：
S1, to weigh 20.4-33.6 parts of sulfoaluminate clinker, 3-5 parts of bamboo wood phenolic alcohol liquefied resin, 3-8 parts of AS resins, carboxymethyl fine
0.5-1.5 parts of element of dimension, 23-47 parts of core-shell acrylic elastic emulsion, 8-20 parts of secondary stock, 3-6 parts of heat stabilizer, chemicals-resistant change
It is 0.9-4.9 parts of agent of property, 15-20 parts of 4- hydroxy 3-methoxybenzene ethanol, 10-25 parts of heat filling, 10-18 parts of slag micro mist, red
0.75-2.65 parts of external reflectance titanium dioxide, 0.4-0.6 parts of light stabilizer, 0.1-0.8 parts of coupling agent, 0.7-4.3 parts of accelerator,
4-8 parts of bamboo fibre, 2.5-8.5 parts of silicon nanoparticle, 7-13 parts of nano-calcium carbonate, 25-30 parts of acrylic emulsion, water reducer 5-8
Part, 3-10 parts of other auxiliary agents are added in cement mill；
S2, the mixed material come out at cement mill bistrique, are homogenized in storehouse with elevator conveying such as finished product, by homogenizing orlop
Produced after the air homogenizing that portion is produced.
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107285700A (en) * | 2017-07-25 | 2017-10-24 | 内蒙古科技大学 | A kind of superhigh tenacity concrete and preparation method thereof |
| CN107352908A (en) * | 2017-07-22 | 2017-11-17 | 王如代 | A kind of hydraulic engineering scour and abrasion resistant concrete and preparation method thereof |
| CN107522443A (en) * | 2017-09-15 | 2017-12-29 | 南通盛赫园林古建筑工程有限公司 | A kind of New Building Materials |
| CN107540307A (en) * | 2017-08-30 | 2018-01-05 | 商洛学院 | A kind of four grading grinding coagulation soil for being applicable water power hydraulic engineering and preparation method thereof |
| CN107558339A (en) * | 2017-09-21 | 2018-01-09 | 南昌工程学院 | A kind of high road pavement construction method |
| CN110938436A (en) * | 2019-12-11 | 2020-03-31 | 陇东学院 | Anti-hydrophobic soil stabilizer and preparation method thereof |
| CN112266220A (en) * | 2020-11-10 | 2021-01-26 | 陕西理工大学 | Multifunctional green building material |
| CN115231873A (en) * | 2022-07-20 | 2022-10-25 | 韩涛 | Heat-conducting cementing material based on portland cement and preparation method thereof |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107352908A (en) * | 2017-07-22 | 2017-11-17 | 王如代 | A kind of hydraulic engineering scour and abrasion resistant concrete and preparation method thereof |
| CN107285700A (en) * | 2017-07-25 | 2017-10-24 | 内蒙古科技大学 | A kind of superhigh tenacity concrete and preparation method thereof |
| CN107540307A (en) * | 2017-08-30 | 2018-01-05 | 商洛学院 | A kind of four grading grinding coagulation soil for being applicable water power hydraulic engineering and preparation method thereof |
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| CN107558339A (en) * | 2017-09-21 | 2018-01-09 | 南昌工程学院 | A kind of high road pavement construction method |
| CN110938436A (en) * | 2019-12-11 | 2020-03-31 | 陇东学院 | Anti-hydrophobic soil stabilizer and preparation method thereof |
| CN112266220A (en) * | 2020-11-10 | 2021-01-26 | 陕西理工大学 | Multifunctional green building material |
| CN112266220B (en) * | 2020-11-10 | 2022-03-11 | 陕西理工大学 | Multifunctional green building material |
| CN115231873A (en) * | 2022-07-20 | 2022-10-25 | 韩涛 | Heat-conducting cementing material based on portland cement and preparation method thereof |
| CN115231873B (en) * | 2022-07-20 | 2023-08-04 | 韩涛 | Portland cement-based heat conduction cementing material and preparation method thereof |
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Application publication date: 20170714 |