CN114920514A - Waterproof ecological facing mortar coated once and preparation method thereof - Google Patents
Waterproof ecological facing mortar coated once and preparation method thereof Download PDFInfo
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- CN114920514A CN114920514A CN202210435453.1A CN202210435453A CN114920514A CN 114920514 A CN114920514 A CN 114920514A CN 202210435453 A CN202210435453 A CN 202210435453A CN 114920514 A CN114920514 A CN 114920514A
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- 239000004570 mortar (masonry) Substances 0.000 title claims abstract description 85
- 238000002360 preparation method Methods 0.000 title claims abstract description 30
- 239000000843 powder Substances 0.000 claims abstract description 100
- 238000000576 coating method Methods 0.000 claims abstract description 70
- 239000011248 coating agent Substances 0.000 claims abstract description 69
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 62
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims abstract description 28
- 229920002522 Wood fibre Polymers 0.000 claims abstract description 17
- 239000002025 wood fiber Substances 0.000 claims abstract description 17
- 239000004816 latex Substances 0.000 claims abstract description 15
- 229920000126 latex Polymers 0.000 claims abstract description 15
- 239000006087 Silane Coupling Agent Substances 0.000 claims abstract description 14
- 229920002472 Starch Polymers 0.000 claims abstract description 14
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 claims abstract description 14
- 239000005871 repellent Substances 0.000 claims abstract description 14
- 230000002940 repellent Effects 0.000 claims abstract description 14
- 239000008107 starch Substances 0.000 claims abstract description 14
- 235000019698 starch Nutrition 0.000 claims abstract description 14
- 239000002518 antifoaming agent Substances 0.000 claims abstract description 13
- 238000002156 mixing Methods 0.000 claims description 32
- 239000004568 cement Substances 0.000 claims description 31
- 239000004576 sand Substances 0.000 claims description 25
- SOQBVABWOPYFQZ-UHFFFAOYSA-N oxygen(2-);titanium(4+) Chemical class [O-2].[O-2].[Ti+4] SOQBVABWOPYFQZ-UHFFFAOYSA-N 0.000 claims description 16
- 239000000463 material Substances 0.000 claims description 14
- 229920003086 cellulose ether Polymers 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 4
- 238000010276 construction Methods 0.000 abstract description 15
- 238000007790 scraping Methods 0.000 abstract description 9
- 230000002265 prevention Effects 0.000 abstract description 4
- 230000007547 defect Effects 0.000 abstract description 3
- 238000005034 decoration Methods 0.000 abstract description 2
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 15
- 230000000694 effects Effects 0.000 description 14
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 12
- 229910000019 calcium carbonate Inorganic materials 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 6
- 238000000746 purification Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000005336 cracking Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000006703 hydration reaction Methods 0.000 description 3
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- 230000000844 anti-bacterial effect Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 239000000440 bentonite Substances 0.000 description 2
- 229910000278 bentonite Inorganic materials 0.000 description 2
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 description 2
- 230000008602 contraction Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000036571 hydration Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000011941 photocatalyst Substances 0.000 description 2
- 230000008719 thickening Effects 0.000 description 2
- 238000004078 waterproofing Methods 0.000 description 2
- 235000004507 Abies alba Nutrition 0.000 description 1
- 244000178606 Abies grandis Species 0.000 description 1
- 235000017894 Abies grandis Nutrition 0.000 description 1
- 241000894006 Bacteria Species 0.000 description 1
- ULGYAEQHFNJYML-UHFFFAOYSA-N [AlH3].[Ca] Chemical compound [AlH3].[Ca] ULGYAEQHFNJYML-UHFFFAOYSA-N 0.000 description 1
- YKTSYUJCYHOUJP-UHFFFAOYSA-N [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] Chemical group [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] YKTSYUJCYHOUJP-UHFFFAOYSA-N 0.000 description 1
- 239000004480 active ingredient Substances 0.000 description 1
- 150000001450 anions Chemical class 0.000 description 1
- 230000005587 bubbling Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 1
- 239000000920 calcium hydroxide Substances 0.000 description 1
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 229910001719 melilite Inorganic materials 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000003607 modifier Substances 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 230000001699 photocatalysis Effects 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000006748 scratching Methods 0.000 description 1
- 230000002393 scratching effect Effects 0.000 description 1
- 238000011895 specific detection Methods 0.000 description 1
- 239000004408 titanium dioxide Substances 0.000 description 1
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Classifications
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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
- C04B28/04—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
- C04B2111/00017—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
- C04B2111/00025—Aspects relating to the protection of the health, e.g. materials containing special additives to afford skin protection
-
- 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
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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
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
- C04B2111/00482—Coating or impregnation materials
- C04B2111/00508—Cement paints
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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
- 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
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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
- 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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- 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
- C04B2111/34—Non-shrinking or non-cracking materials
- C04B2111/343—Crack resistant materials
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- 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
- C04B2111/80—Optical properties, e.g. transparency or reflexibility
- C04B2111/82—Coloured materials
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- 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
- C04B2201/10—Mortars, concrete or artificial stone characterised by specific physical values for the viscosity
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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
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- 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
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
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- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Paints Or Removers (AREA)
Abstract
The invention relates to one-time coating waterproof ecological facing mortar and a preparation method thereof, wherein the one-time coating waterproof ecological facing mortar mainly comprises the following powder and water, and the powder is mainly prepared from the following components in parts by mass:
the invention overcomes the defect that the existing mortar can not have the functions of water prevention, leveling and surface finish and can only be constructed in a batch scraping mode, and adopts a water repellent, a defoaming agent, metakaolin, a silane coupling agent, wood fiber, starch ether and a reusable mortar in the systemThe dispersible latex powder is matched with other components with the optimized types and the dosage proportion in the system, so that the mortar has the functions of water prevention, leveling and surface decoration, can realize multiple construction modes such as batch scraping, roll coating and brush coating, and greatly improves the strength of the product.
Description
Technical Field
The invention relates to a waterproof ecological facing mortar coated once and a preparation method thereof, which are applied to the production field of waterproof functional coatings.
Background
The existing building materials are often single in function, a waterproof layer is generally formed by coating or manufacturing polyurethane waterproof paint, waterproof coiled materials and the like, leveling and polishing are achieved through putty on the waterproof layer, and then a decorative coating is coated on the waterproof layer to finish final decoration. The mainstream construction mode is time-consuming and labor-consuming, has higher cost, has certain defects particularly under the trend of the integration of the existing roof, does not have a mortar product which can be suitable for all areas of a whole house and simultaneously meets the integrated functions of water prevention, leveling and facing, and the traditional decorative mortar can be constructed only in a batch scraping mode.
Therefore, it is necessary to provide a one-time coating waterproof ecological facing mortar which has waterproof, leveling and facing functions and can realize a plurality of construction modes such as batch scraping, roll coating and brush coating, and a preparation method thereof.
Disclosure of Invention
The invention provides one-time coating waterproof ecological facing mortar and a preparation method thereof, which overcome the defects that the existing mortar cannot have waterproof, leveling and facing functions and can be constructed only in a batch scraping mode.
The technical scheme of the invention is as follows:
a waterproof ecological facing mortar coated once mainly comprises the following powder and water,
the powder is mainly prepared from the following components in parts by mass:
the one-time coating waterproof ecological facing mortar has the advantages that the matching of the water repellent, the defoaming agent, the metakaolin, the silane coupling agent, the wood fiber, the starch ether and the redispersible latex powder with other components with the optimal types and the dosage proportion in the system is adopted in the system, so that the mortar has the functions of waterproofing, leveling and facing, various construction modes such as batch scraping, roll coating and brush coating can be realized, and the strength of the product is greatly improved. The gap that a waterproof, leveling and facing integrated mortar product which can be suitable for all areas of the whole house does not exist in the existing market is filled, the existing three-layer construction effect can be obtained only by one-time coating, the working procedures are greatly simplified, the cost is reduced, the construction modes are enriched, the construction convenience is improved, and the actual construction requirements of all areas of the whole house are coordinated.
The specific mechanism is as follows:
the water repellent, the silane coupling agent and the wood fiber are compounded to increase the waterproof function of the product, and meanwhile, the workability of the product is adjusted, so that the product can adopt various construction modes such as rolling coating, batch scraping and brush coating, and the like, thereby meeting the actual use requirements of all areas of the whole house. Due to the use of the wood fiber and the metakaolin, the construction property can be effectively improved, and a good leveling function is realized; the pH value of the wood fiber is neutral, the corrosion resistance of a system can be improved, meanwhile, the wood fiber is small in specific gravity and large in specific surface area, has excellent flexibility and dispersibility, and can realize high structural viscosity, so that the contraction and expansion of construction are stabilized, and the construction precision is greatly improved. In addition, the proper metakaolin active ingredient is aluminum silicate, which reacts with calcium hydroxide precipitated by cement hydration to generate hydrated calcium-aluminum melilite and secondary C-S-H gel with gel property, and the hydration products not only enhance the compression resistance, bending resistance and splitting tensile strength of the mortar, but also increase the bending resistance toughness of the fiber component, greatly improve the product strength, and can also achieve the leveling and facing effects while realizing the waterproof effect; and the silane coupling agent participates in the hydration reaction of the cement in a reaction system to form a coating structure with higher strength.
Wherein, the white cement is used as the main component of the inorganic gel material, can present a fine and firm surface and present a unique decorative effect; cellulose ethers can provide effective thickening effects in the product system; the water repellent can improve the hydrophobicity of the coating interface, reduce the reaction of water and cement and improve the waterproof performance of the product; the defoaming agent can effectively reduce bubbles generated in the reaction process with water and reduce the possibility of foaming, so that the whole product system realizes a smooth interface; the wood fiber has small specific gravity and large specific surface area, can enhance the flexibility and the dispersibility of the product, improve the structural viscosity, reduce the contraction and the expansion of a system and improve the constructability of the product; the starch ether can be preferably selected from an anion modifier, can realize quick thickening and certain water retention performance, and can improve the viscosity and the water resistance of the product; the redispersible latex powder can effectively bond inorganic gel with various materials to form a whole, thereby realizing better strength; the silane coupling agent can obviously improve the interface strength of the product. The metakaolin can effectively enhance the leveling effect of the product and improve the construction performance of the product.
The one-time coating waterproof ecological facing mortar is prepared by mixing powder and a proper amount of water when in use.
The one-time coating waterproof ecological facing mortar is convenient to use, and construction can be performed only by simply mixing powder and water.
The powder material of the once-coating waterproof ecological facing mortar also comprises 0.5-2 parts by mass of nitrogen-doped modified nano titanium dioxide.
The nitrogen-doped modified nano titanium dioxide is used as a metastable material, and the forbidden band width of the material is wider than that of the traditional nano titanium dioxide, so that the material can show excellent photocatalytic performance under the condition of visible light, and is a novel material for replacing a titanium dioxide photocatalyst. The nitrogen-doped modified nano titanium dioxide is introduced into a facing mortar system, the product performance is not influenced, and the nitrogen-doped modified nano titanium dioxide can be used as a photocatalyst to endow the product with visible light catalytic performance, so that pollutants such as formaldehyde in the air can be purified, the formaldehyde purification rate of more than 90% can be realized, the requirements of JG/T1074-2008 standard type I can be met, meanwhile, free radicals with antibacterial efficacy can be generated, and the effects of resisting bacteria and preventing mildew are achieved.
The white cement is 32.5 type white cement, which preferably enhances system strength and maintains an inherent level of cohesion.
The double-flying powder is 280-320 meshes.
The proper thickness of the optimized double-flying powder can ensure good flatness and form a firm structure.
The sand is river sand of 80-160 meshes.
The river sand with the optimal mesh number can ensure the basic effects of water prevention and leveling of the product and can construct a proper facing effect framework.
The toner is instant toner.
The preferred toner is convenient to use.
The preparation method of the one-time coating waterproof ecological facing mortar mainly comprises the following steps: and uniformly mixing the white cement, the calcium carbonate, the sand, the redispersible latex powder, the cellulose ether, the wood fiber, the defoaming agent, the water repellent, the metakaolin, the starch ether, the toner and the silane coupling agent to obtain the powder.
The preparation steps of the one-time coating waterproof ecological facing mortar powder are simple, and the operation is convenient.
The nitrogen-doped modified nano titanium dioxide is also added and mixed when the powder is prepared.
The preparation method of the one-time coating waterproof ecological facing mortar further comprises the following steps of: and uniformly mixing the powder with a proper amount of water to obtain the once-coated waterproof ecological facing mortar.
When the one-time coating waterproof ecological facing mortar is used, only powder and water need to be simply mixed.
Compared with the prior art, the method has the following advantages that:
1) according to the one-time coating waterproof ecological facing mortar, the water repellent, the defoaming agent, the metakaolin, the silane coupling agent, the wood fiber, the starch ether and the redispersible latex powder are matched with other components with the optimal types and the optimal dosage proportion in the system, so that the mortar has the functions of water resistance, leveling and facing, various construction modes such as batch scraping, roll coating and brush coating can be realized, and the strength of the product is greatly improved;
2) the waterproof ecological facing mortar coated once is convenient to use, and can be constructed by simply mixing powder and water;
3) the addition of the nitrogen-doped modified nano titanium dioxide enables the product to have the aldehyde-removing and antibacterial effects;
4) the preparation method of the waterproof ecological facing mortar coated once is simple in steps and convenient to operate.
Drawings
FIG. 1 is a diagram showing the effect of the one-pass waterproof ecological facing mortar of the present invention coated on a beige travertine;
FIG. 2 is a diagram showing the effect of the once-coated waterproof ecological facing mortar of the present invention coated on a clear mixed floor;
FIG. 3 is a scraping effect diagram of the one-pass waterproof ecological facing mortar painting example 1 according to the present invention;
FIG. 4 is a graph showing the batch effect of a conventional N-type water putty of comparative example 1;
FIG. 5 is a graph showing the effect of scratching the conventional Y-type water putty of comparative example 2.
Detailed Description
The technical solution of the present invention will be described in detail with reference to examples.
Example 1
The one-time coating waterproof ecological facing mortar mainly comprises the following powder and water,
the powder is mainly prepared from the following components in parts by mass:
the one-time coating waterproof ecological facing mortar is prepared by mixing powder and a proper amount of water when in use.
The powder material of the once-coated waterproof ecological facing mortar also comprises 0.5 part by mass of nitrogen-doped modified nano titanium dioxide.
The white cement is 32.5 type white cement.
The double-flying powder is 280-320 meshes.
The sand is 80-160 mesh river sand.
The toner is instant toner.
The preparation method of the one-time coating waterproof ecological facing mortar mainly comprises the following steps: and uniformly mixing the white cement, the calcium carbonate, the sand, the redispersible latex powder, the cellulose ether, the wood fiber, the defoaming agent, the water repellent, the metakaolin, the starch ether, the toner and the silane coupling agent to obtain the powder.
And nitrogen-doped modified nano titanium dioxide is also added and mixed when the powder is prepared.
The preparation method of the one-time coating waterproof ecological facing mortar further comprises the following steps of: and uniformly mixing the powder with a proper amount of water to obtain the once-coated waterproof ecological facing mortar.
Example 2
The one-time coating waterproof ecological facing mortar mainly comprises the following powder and water,
the powder is mainly prepared from the following components in parts by mass:
the once-coating waterproof ecological facing mortar is prepared by mixing powder and a proper amount of water when in use.
The powder material for one-time coating of the waterproof ecological facing mortar also comprises 1 part by mass of nitrogen-doped modified nano titanium dioxide.
The white cement is 32.5 type white cement.
The double-flying powder is 280-320 meshes.
The sand is 80-160 mesh river sand.
The toner is instant toner.
The preparation method of the one-time coating waterproof ecological facing mortar mainly comprises the following steps: and uniformly mixing the white cement, the double-flying powder, the sand, the redispersible latex powder, the cellulose ether, the wood fiber, the defoaming agent, the water repellent, the metakaolin, the starch ether, the toner and the silane coupling agent to obtain the powder.
The nitrogen-doped modified nano titanium dioxide is also added and mixed when the powder is prepared.
The preparation method of the one-time coating waterproof ecological facing mortar further comprises the following steps of: and uniformly mixing the powder with a proper amount of water to obtain the once-coated waterproof ecological facing mortar.
Example 3
The one-time coating waterproof ecological facing mortar mainly comprises the following powder and water,
the powder is mainly prepared from the following components in parts by mass:
the one-time coating waterproof ecological facing mortar is prepared by mixing powder and a proper amount of water when in use.
The powder material of the once-coated waterproof ecological facing mortar also comprises 2 parts by mass of nitrogen-doped modified nano titanium dioxide.
The white cement is 32.5 type white cement.
The double-flying powder is 280-320 meshes.
The sand is 80-160 mesh river sand.
The toner is instant toner.
The preparation method of the one-time coating waterproof ecological facing mortar mainly comprises the following steps: and uniformly mixing the white cement, the double-flying powder, the sand, the redispersible latex powder, the cellulose ether, the wood fiber, the defoaming agent, the water repellent, the metakaolin, the starch ether, the toner and the silane coupling agent to obtain the powder.
And nitrogen-doped modified nano titanium dioxide is also added and mixed when the powder is prepared.
The preparation method of the one-time coating waterproof ecological facing mortar also comprises the following steps after the powder is obtained: and uniformly mixing the powder with a proper amount of water to obtain the once-coated waterproof ecological facing mortar.
Example 4
The one-time coating waterproof ecological facing mortar mainly comprises the following powder and water,
the powder is mainly prepared from the following components in parts by mass:
the once-coating waterproof ecological facing mortar is prepared by mixing powder and a proper amount of water when in use.
The white cement is 32.5 type white cement.
The double-flying powder is 280-320 meshes.
The sand is river sand of 80-160 meshes.
The toner is instant toner.
The preparation method of the one-time coating waterproof ecological facing mortar mainly comprises the following steps: and uniformly mixing the white cement, the calcium carbonate, the sand, the redispersible latex powder, the cellulose ether, the wood fiber, the defoaming agent, the water repellent, the metakaolin, the starch ether, the toner and the silane coupling agent to obtain the powder.
The preparation method of the one-time coating waterproof ecological facing mortar further comprises the following steps of: and uniformly mixing the powder with a proper amount of water to obtain the once-coated waterproof ecological facing mortar.
Example 5
The one-time coating waterproof ecological facing mortar mainly comprises the following powder and water,
the powder is mainly prepared from the following components in parts by mass:
the once-coating waterproof ecological facing mortar is prepared by mixing powder and a proper amount of water when in use.
The white cement is 32.5 type white cement.
The double-flying powder is 280-320 meshes.
The sand is river sand of 80-160 meshes.
The toner is instant toner.
The preparation method of the one-time coating waterproof ecological facing mortar mainly comprises the following steps: and uniformly mixing the white cement, the double-flying powder, the sand, the redispersible latex powder, the cellulose ether, the wood fiber, the defoaming agent, the water repellent, the metakaolin, the starch ether, the toner and the silane coupling agent to obtain the powder.
The preparation method of the one-time coating waterproof ecological facing mortar further comprises the following steps of: and uniformly mixing the powder with a proper amount of water to obtain the once-coated waterproof ecological facing mortar.
Example 6
The one-time coating waterproof ecological facing mortar mainly comprises the following powder and water,
the powder is mainly prepared from the following components in parts by mass:
the once-coating waterproof ecological facing mortar is prepared by mixing powder and a proper amount of water when in use.
The white cement is 32.5 type white cement.
The double-flying powder is 280-320 meshes.
The sand is 80-160 mesh river sand.
The toner is instant toner.
The preparation method of the one-time coating waterproof ecological facing mortar mainly comprises the following steps: and uniformly mixing the white cement, the calcium carbonate, the sand, the redispersible latex powder, the cellulose ether, the wood fiber, the defoaming agent, the water repellent, the metakaolin, the starch ether, the toner and the silane coupling agent to obtain the powder.
The preparation method of the one-time coating waterproof ecological facing mortar further comprises the following steps of: and uniformly mixing the powder with a proper amount of water to obtain the once-coated waterproof ecological facing mortar.
Raw material information related to each example:
redispersible latex powder: ElotexFE900
Cellulose ether: COMBIZELLH70M
Wood fiber: b300
Defoaming agent: d821-3
Water repellent: elotex SEAL90
Starch ether: elotexelosete
White cement: silver fir 32.5 type
Double flying powder: CC, 280-320 mesh
Nitrogen-doped modified nano titanium dioxide: three trees were developed in cooperation with the university of Fudan, model TK-V10, with particle size ranging from 10-15 nm.
Experimental data:
comparative sample 1:
the common N-type waterproof putty mainly comprises the following powder and water,
the powder is mainly prepared from the following components in parts by mass:
the common N-type waterproof putty is prepared by mixing powder and a proper amount of water when in use.
The powder material mainly comprises the following steps which are carried out in sequence: and uniformly mixing the 32.5 type white cement, 400-mesh heavy calcium carbonate, low-viscosity cellulose ether, bentonite, starch ether and common latex powder to obtain the powder.
The preparation method of the common N-type waterproof putty also comprises the following steps after the powder is obtained: and uniformly mixing the powder with a proper amount of water to obtain the common N-type waterproof putty.
Comparative sample 2:
the common Y-shaped waterproof putty mainly comprises the following powder and water,
the powder is mainly prepared from the following components in parts by mass:
the common Y-shaped waterproof putty is prepared by mixing powder and a proper amount of water when in use.
The powder material mainly comprises the following steps which are carried out in sequence: and uniformly mixing the 32.5 type white cement, 400-mesh heavy calcium carbonate, low-viscosity cellulose ether, bentonite and common latex powder to obtain the powder.
The preparation method of the common Y-type waterproof putty also comprises the following steps of: and uniformly mixing the powder with a proper amount of water to obtain the common Y-shaped waterproof putty.
The detection method comprises the following steps:
standard state bond strength, wet bond strength, water resistance, initial dry crack resistance, water impermeability: detecting according to JG/T298-2010N;
formaldehyde purification efficiency (class I): and (4) detecting according to JC/T1074-2008.
The specific detection results are as follows:
table 1 performance test results of the first coating of the waterproof ecological facing mortar in each example
As can be seen from table 1, the one-pass coating waterproof ecological facing mortar of the present embodiment has good properties of bonding strength, water resistance, initial dry cracking resistance, water impermeability, and the like, and has high formaldehyde purification efficiency, i.e., it has the functions of waterproofing, leveling, and facing, and has good coating strength and formaldehyde purification function.
As can be seen from fig. 3-5, the surface of the comparative sample 1 with the normal N-type waterproof putty batched has a bubbling phenomenon, the surface of the comparative sample 1 with the normal Y-type waterproof putty batched has a cracking phenomenon, and the one-pass painted waterproof ecological facing mortar of the embodiment 1 has a smooth surface without cracking.
The one-time coating waterproof ecological facing mortar and the preparation method thereof are not limited to the above embodiments, and any modification or replacement according to the principles of the present invention should be within the protection scope of the present invention.
Claims (10)
1. The one-time coating waterproof ecological facing mortar is characterized in that: mainly comprises the following powder lot and water,
the powder is mainly prepared from the following components in parts by mass:
2. the one-pass coating waterproof ecological facing mortar of claim 1, wherein: the once-coating waterproof ecological facing mortar is prepared by mixing powder and a proper amount of water when in use.
3. The one-pass coating waterproof ecological facing mortar of claim 1, wherein: the powder material of the once-coating waterproof ecological facing mortar also comprises 0.5-2 parts by mass of nitrogen-doped modified nano titanium dioxide.
4. The one-pass coating waterproof ecological facing mortar of claim 1, wherein: the white cement is 32.5 type white cement.
5. The one-pass coating waterproof ecological facing mortar of claim 1, wherein: the double-flying powder is 280-320 meshes.
6. The one-pass coating waterproof ecological facing mortar of claim 1, wherein: the sand is 80-160 mesh river sand.
7. The one-pass coating waterproof ecological facing mortar of claim 1, wherein: the toner is instant toner.
8. The preparation method of one-pass coated waterproof ecological facing mortar according to any one of claims 1 to 7, characterized by comprising the following steps: the preparation method of the powder mainly comprises the following steps: and uniformly mixing the white cement, the double-flying powder, the sand, the redispersible latex powder, the cellulose ether, the wood fiber, the defoaming agent, the water repellent, the metakaolin, the starch ether, the toner and the silane coupling agent to obtain the powder.
9. The preparation method of the one-pass coating waterproof ecological facing mortar according to claim 8, wherein the method comprises the following steps: and nitrogen-doped modified nano titanium dioxide is also added and mixed when the powder is prepared.
10. The preparation method of the one-pass coating waterproof ecological facing mortar according to claim 8, wherein the method comprises the following steps: the preparation method of the one-time coating waterproof ecological facing mortar further comprises the following steps of: and uniformly mixing the powder with a proper amount of water to obtain the once-coated waterproof ecological facing mortar.
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