CN114907064A - Cement-based building material and preparation method thereof - Google Patents
Cement-based building material and preparation method thereof Download PDFInfo
- Publication number
- CN114907064A CN114907064A CN202110168191.2A CN202110168191A CN114907064A CN 114907064 A CN114907064 A CN 114907064A CN 202110168191 A CN202110168191 A CN 202110168191A CN 114907064 A CN114907064 A CN 114907064A
- Authority
- CN
- China
- Prior art keywords
- cement
- water
- building material
- based building
- reducing agent
- 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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Links
- 239000004568 cement Substances 0.000 title claims abstract description 64
- 239000004566 building material Substances 0.000 title claims abstract description 26
- 238000002360 preparation method Methods 0.000 title abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 74
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 22
- 239000004816 latex Substances 0.000 claims abstract description 22
- 229920000126 latex Polymers 0.000 claims abstract description 22
- 239000000843 powder Substances 0.000 claims abstract description 22
- 230000003449 preventive effect Effects 0.000 claims abstract description 22
- 230000002940 repellent Effects 0.000 claims abstract description 22
- 239000005871 repellent Substances 0.000 claims abstract description 22
- 238000003756 stirring Methods 0.000 claims abstract description 18
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 16
- 239000002002 slurry Substances 0.000 claims abstract description 12
- 238000000034 method Methods 0.000 claims abstract description 8
- 239000002994 raw material Substances 0.000 claims abstract description 8
- 239000000654 additive Substances 0.000 abstract description 2
- 238000010276 construction Methods 0.000 abstract description 2
- 230000007613 environmental effect Effects 0.000 abstract 1
- 239000004088 foaming agent Substances 0.000 abstract 1
- 239000002253 acid Substances 0.000 description 3
- 239000004570 mortar (masonry) Substances 0.000 description 3
- 239000003973 paint Substances 0.000 description 3
- 239000012535 impurity Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical class [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- PASHVRUKOFIRIK-UHFFFAOYSA-L calcium sulfate dihydrate Chemical compound O.O.[Ca+2].[O-]S([O-])(=O)=O PASHVRUKOFIRIK-UHFFFAOYSA-L 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 150000004673 fluoride salts Chemical class 0.000 description 1
- 239000002440 industrial waste Substances 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
-
- 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
- C04B2111/00017—Aspects relating to the protection of the environment
-
- 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
- C04B2111/2092—Resistance against biological degradation
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
The invention provides a cement-based building material and a preparation method thereof, relating to the technical field of buildings. The cement-based building material comprises the following raw materials: cement, water, a retarder, redispersible latex powder, a water reducing agent, a water repellent, a waterproof agent and a mildew preventive; a method for preparing a cement-based building material comprises the following steps; taking 100% of total amount of water, placing cement and 60% of water in a stirrer, stirring for 10 minutes, adding the retarder, the redispersible latex powder, the water foaming agent, the water reducing agent, the water repellent, the mildew preventive and the waterproof agent into the remaining 40% of water, uniformly stirring, pouring into the stirrer, and stirring for 15 minutes by using the stirrer to obtain the cement building slurry. By selecting a reasonable formula and additives, the prepared cement-based building material can ensure green use, environmental protection, safety and no pollution, simultaneously satisfies the cast-in-place characteristic of a construction site, and can be configured and used on the site.
Description
Technical Field
The invention relates to the technical field of buildings, in particular to a cement-based building material and a preparation method thereof.
Background
The cement is industrial waste residue discharged by an acid plant, the main components of the cement are calcium sulfate dihydrate and other impurities, the impurities comprise acid, various acid salts, fluorides, organic components, aluminum compounds and soluble salts, and the substances influence the effective utilization of the cement, so that the utilization rate of the cement is extremely low, and the cement becomes a problem concerned by people;
the property of whether the mortar is easy to flow under the action of self-gravity or external force is represented by the fluidity (or consistency value) (mm), namely the number of millimeters of the cone of the mortar consistency tester sinking into the mortar.
The cement is crushed to form a material, and then the material is matched with the redispersible latex powder, the water reducing agent, the water repellent, the waterproof agent and the mildew preventive to improve the performance of the cement, so that the building material can be prepared, and is more practical, environment-friendly, green and clean.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a cement-based building material and a preparation method thereof, which solve the problem that the existing building material is not environment-friendly and have the function of quick setting.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: a cement-based building material comprises the following raw materials in percentage by weight: 60-80% of cement, 20-40% of water, 0-10% of retarder, 0-10% of redispersible latex powder, 0-10% of water reducing agent, 0-10% of water repellent, 0-10% of waterproof agent and 0-10% of mildew preventive.
Preferably, the paint comprises the following components in percentage by weight: 65% of cement, 25% of water, 2% of retarder, 2% of redispersible latex powder, 1.5% of water reducing agent, 1.5% of water repellent, 1.5% of mildew preventive and 1.5% of waterproof agent.
Preferably, the paint comprises the following components in percentage by weight: 60% of cement, 30% of water, 2% of retarder, 2% of redispersible latex powder, 1.5% of water reducing agent, 1.5% of water repellent, 1.5% of mildew preventive and 1.5% of waterproof agent.
Preferably, the paint comprises the following components in percentage by weight: 70% of cement, 20% of water, 2% of retarder, 2% of redispersible latex powder, 1.5% of water reducing agent, 1.5% of water repellent, 1.5% of mildew preventive and 1.5% of waterproof agent.
Preferably, the total amount of the retarder, the redispersible latex powder, the water reducing agent, the water repellent, the mildew preventive and the waterproof agent is not more than 15 percent of the total raw materials, wherein the content of the cement is more than or equal to 2 times of the water content.
A method for preparing a cement-based building material comprises the following steps;
and (2) putting the cement and 60% of water into a stirrer, stirring for 10 minutes, then putting the redispersible latex powder, the water reducing agent, the water repellent and the mildew preventive into the rest 40% of water, uniformly stirring, pouring into the stirrer, and stirring for 15 minutes by using the stirrer to obtain the cement building slurry.
Preferably, the prepared cement-based rapid-setting novel building slurry has the fluidity of 65-80 mm.
Preferably, the water and the ingredients are simultaneously put into a stirrer for preparation according to the proportion.
(III) advantageous effects
The invention provides a cement-based building material and a preparation method thereof. The method has the following beneficial effects:
1. according to the invention, by selecting a reasonable formula and additives, the prepared cement-based rapid-setting novel building slurry can ensure green, environment-friendly, safe and pollution-free use, simultaneously meets the cast-in-place characteristic of a construction site, and can be prepared and used on the site.
2. According to the invention, the retarder, the redispersible latex powder, the water reducing agent, the water repellent, the mildew preventive and the waterproof agent are added into water to be mixed, and then are stirred and mixed with the premixed cement, so that the uniformity of mixing can be ensured.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The first embodiment is as follows:
the embodiment of the invention provides a cement-based building material which comprises the following raw materials in percentage by weight: 65% of cement, 25% of water, 1.5% of retarder, 1.5% of redispersible latex powder, 1.5% of water reducing agent, 1.5% of water repellent, 1.5% of mildew preventive and 1.5% of waterproof agent.
A method for preparing a cement-based building material comprises the following steps;
putting cement and 60% of total amount of water into a stirrer, stirring for 10 minutes, then putting a retarder, redispersible latex powder, a water reducing agent, a water repellent, a mildew preventive and a waterproof agent into the remaining 40% of total amount of water, uniformly stirring, pouring into the stirrer, and stirring for 15 minutes by using the stirrer to obtain the cement-based rapid-setting novel building slurry;
the fluidity of the prepared cement-based quick-setting novel building slurry is 73 mm.
The second embodiment:
the embodiment of the invention provides a cement-based building material, which comprises the following raw materials in percentage by weight: 60% of cement, 30% of water, 2% of retarder, 2% of redispersible latex powder, 1.5% of water reducing agent, 1.5% of water repellent, 1.5% of mildew preventive and 1.5% of waterproof agent.
A method for preparing a cement-based building material comprises the following steps;
putting cement and 60 percent of water in a stirrer, stirring for 10 minutes, then putting a retarder, redispersible latex powder, a water reducing agent, a water repellent, a mildew preventive and a waterproof agent in the rest 40 percent of water in total, uniformly stirring, pouring into the stirrer, and stirring for 15 minutes by using the stirrer to obtain the cement-based rapid-setting novel building slurry;
the fluidity of the prepared cement-based quick-setting novel building slurry is 68 mm.
Example three:
the embodiment of the invention provides a cement-based building material, which comprises the following raw materials in percentage by weight: comprises the following components in percentage by weight: 70% of cement, 20% of water, 2% of retarder, 2% of redispersible latex powder, 1.5% of water reducing agent, 1.5% of water repellent, 1.5% of mildew preventive and 1.5% of waterproof agent.
A method for preparing a cement-based building material comprises the following steps;
putting cement and 60% of total amount of water into a stirrer, stirring for 10 minutes, then putting a retarder, redispersible latex powder, a water reducing agent, a water repellent, a mildew preventive and a waterproof agent into the remaining 40% of total amount of water, uniformly stirring, pouring into the stirrer, and stirring for 15 minutes by using the stirrer to obtain the cement-based rapid-setting novel building slurry;
the fluidity of the prepared cement-based quick-setting novel building slurry is 75 mm.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A cement-based building material characterized by: comprises the following raw materials in percentage by weight: 60-80% of cement, 20-40% of water, 0-10% of retarder, 0-10% of redispersible latex powder, 0-10% of water reducing agent, 0-10% of water repellent and 0-10% of mildew preventive.
2. A cement-based building material according to claim 1, wherein: comprises the following components in percentage by weight: 65% of cement, 25% of water, 2% of retarder, 2% of redispersible latex powder, 1.5% of water reducing agent, 1.5% of water repellent and 1.5% of mildew preventive.
3. A cement-based building material as claimed in claim 1, wherein: comprises the following components in percentage by weight: 60% of cement, 30% of water, 2% of retarder, 2% of redispersible latex powder, 1.5% of water reducing agent, 1.5% of water repellent and 1.5% of mildew preventive.
4. A cement-based building material as claimed in claim 1, wherein: comprises the following components in percentage by weight: 70% of cement, 20% of water, 2% of retarder, 2% of redispersible latex powder, 1.5% of water reducing agent, 1.5% of water repellent and 1.5% of mildew preventive.
5. A cement-based building material according to claims 1-4, characterized in that: the total amount of the redispersible latex powder, the water reducing agent, the water repellent and the mildew preventive is not more than 15 percent of the total raw materials, wherein the content of the cement is more than or equal to 2 times of the water content.
6. The method for preparing a cement-based building material according to claim 5, wherein: comprises the following steps;
and (2) putting the cement and 60% of water into a stirrer, stirring for 10 minutes, then putting the redispersible latex powder, the water reducing agent, the water repellent, the waterproof agent and the mildew preventive into the rest 40% of water, uniformly stirring, pouring into the stirrer, and stirring for 15 minutes by using the stirrer to obtain the cement-based quick-setting novel building slurry.
7. The method for preparing a cement-based building material according to claim 6, wherein: the fluidity of the prepared cement-based quick-setting novel building slurry is 65-80 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110168191.2A CN114907064A (en) | 2021-02-07 | 2021-02-07 | Cement-based building material and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110168191.2A CN114907064A (en) | 2021-02-07 | 2021-02-07 | Cement-based building material and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114907064A true CN114907064A (en) | 2022-08-16 |
Family
ID=82762063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110168191.2A Pending CN114907064A (en) | 2021-02-07 | 2021-02-07 | Cement-based building material and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114907064A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1546416A (en) * | 2003-12-01 | 2004-11-17 | 同济大学 | Polymer cement based self-levelling materials and preparation method thereof |
| CN101381533A (en) * | 2008-10-09 | 2009-03-11 | 江南大学 | Preparation method of flexible powdery putty for external wall |
| WO2013085900A1 (en) * | 2011-12-09 | 2013-06-13 | Dow Global Technologies Llc | A method for providing modified cement compositions, dry mortars and cement-free mixtures |
| CN104496320A (en) * | 2014-12-18 | 2015-04-08 | 南京工业大学 | Cement-based self-leveling mortar and preparation method thereof |
| CN109160792A (en) * | 2018-11-12 | 2019-01-08 | 上海凯顿百森建筑材料科技发展有限公司 | A kind of cement base fast waterproof plugging material and its preparation |
| CN110228983A (en) * | 2019-06-26 | 2019-09-13 | 东莞蓝贯新材料有限公司 | Adsorption cleaning type cement-based self-leveling cement |
| CN111019427A (en) * | 2020-01-08 | 2020-04-17 | 杭州墨泰科技股份有限公司 | Waterproof putty powder prepared from limestone powder |
-
2021
- 2021-02-07 CN CN202110168191.2A patent/CN114907064A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1546416A (en) * | 2003-12-01 | 2004-11-17 | 同济大学 | Polymer cement based self-levelling materials and preparation method thereof |
| CN101381533A (en) * | 2008-10-09 | 2009-03-11 | 江南大学 | Preparation method of flexible powdery putty for external wall |
| WO2013085900A1 (en) * | 2011-12-09 | 2013-06-13 | Dow Global Technologies Llc | A method for providing modified cement compositions, dry mortars and cement-free mixtures |
| CN104496320A (en) * | 2014-12-18 | 2015-04-08 | 南京工业大学 | Cement-based self-leveling mortar and preparation method thereof |
| CN109160792A (en) * | 2018-11-12 | 2019-01-08 | 上海凯顿百森建筑材料科技发展有限公司 | A kind of cement base fast waterproof plugging material and its preparation |
| CN110228983A (en) * | 2019-06-26 | 2019-09-13 | 东莞蓝贯新材料有限公司 | Adsorption cleaning type cement-based self-leveling cement |
| CN111019427A (en) * | 2020-01-08 | 2020-04-17 | 杭州墨泰科技股份有限公司 | Waterproof putty powder prepared from limestone powder |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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Application publication date: 20220816 |