CN111439980A - Self-leveling mortar with wear-resistant and hydrophobic-enhanced surface - Google Patents

Self-leveling mortar with wear-resistant and hydrophobic-enhanced surface Download PDF

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Publication number
CN111439980A
CN111439980A CN202010248093.5A CN202010248093A CN111439980A CN 111439980 A CN111439980 A CN 111439980A CN 202010248093 A CN202010248093 A CN 202010248093A CN 111439980 A CN111439980 A CN 111439980A
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China
Prior art keywords
self
leveling mortar
hydrophobic
resistant
cement
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CN202010248093.5A
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Chinese (zh)
Inventor
沈焱
钱佳佳
时磊
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Suzhou Xingbang Chemical Building Materials Co ltd
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Suzhou Xingbang Chemical Building Materials Co ltd
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Priority to CN202010248093.5A priority Critical patent/CN111439980A/en
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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
    • C04B28/14—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 calcium sulfate cements
    • C04B28/145—Calcium sulfate hemi-hydrate with a specific crystal form
    • 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
    • C04B28/14—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 calcium sulfate cements
    • C04B28/16—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 calcium sulfate cements containing anhydrite, e.g. Keene's 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
    • 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
    • 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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  • 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)
  • Crystallography & Structural Chemistry (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)

Abstract

The invention discloses surface wear-resistant hydrophobic reinforced self-leveling mortar, which comprises an inorganic cementing material, an organic cementing material, a filler, a water reducing agent, a defoaming agent, a retarder, a hardening accelerator, magnesium fluosilicate and water, wherein the magnesium fluosilicate is surface-coated hydrophobic-treated magnesium fluosilicate. Through the mode, the surface wear-resistant hydrophobic enhanced self-leveling mortar disclosed by the invention can obviously improve the wear resistance and the hydrophobicity of the surface of the self-leveling mortar in the early 1-3 days, does not influence the constructability of the self-leveling mortar, and effectively solves the problems of easy dusting and high water absorption rate of the self-leveling mortar in the early grinding.

Description

Self-leveling mortar with wear-resistant and hydrophobic-enhanced surface
Technical Field
The invention relates to the technical field of building materials, in particular to surface wear-resistant hydrophobic enhanced self-leveling mortar.
Background
The self-leveling mortar is a dry-mixed powdery material consisting of a plurality of active ingredients and can be used after being mixed with water on site. And spreading the base surface by a scraper to obtain a high-flatness base surface. The hardening speed is high, the walking can be carried out in 24 hours, or the subsequent engineering can be carried out, and the construction is fast and simple and is incomparable with the traditional manual leveling. The self-leveling mortar is safe to use, pollution-free and attractive, the civilized construction procedure is improved, a high-quality, comfortable and flat space is created, and the paving and sticking of the standard decorative materials are diversified, so that the gorgeous color is added to the life. The self-leveling mortar has wide application, can be used in industrial factory buildings, workshops, warehouses, commercial stores, exhibition halls, gymnasiums, hospitals, various open spaces, offices and the like, can also be used in homes, villas, warm small spaces and the like, can be used as a facing surface layer, and can also be used as a wear-resistant base layer. The existing self-leveling mortar is easy to generate ash during early grinding, has high water absorption rate and influences the use of the self-leveling mortar.
Disclosure of Invention
The invention mainly solves the technical problem of providing the self-leveling mortar with the wear-resistant and hydrophobic enhanced surface and good use effect.
In order to solve the technical problems, the invention adopts a technical scheme that: the self-leveling mortar with the wear-resistant hydrophobic and enhanced surface comprises an inorganic cementing material, an organic cementing material, a filler, a water reducing agent, an antifoaming agent, a retarder, a hardening accelerator, magnesium fluosilicate and water, wherein the magnesium fluosilicate is surface-coated hydrophobic magnesium fluosilicate, and the self-leveling mortar with the wear-resistant hydrophobic and enhanced surface comprises the following components in percentage by weight: 5-30% of inorganic cementing material, 15-25% of organic cementing material, 15-20% of filler, 0.05-0.4% of water reducing agent, 0.05-0.3% of defoaming agent, 0.03-0.2% of retarder, 0.01-0.15% of hardening accelerator, 0.05-0.15% of magnesium fluosilicate and the balance of water.
In a preferred embodiment of the present invention, the inorganic cementing material comprises ordinary portland cement, special cement and gypsum, and the content of each component of the inorganic cementing material is as follows: 5-30 parts of ordinary portland cement, 0-15 parts of special cement and 5-15 parts of gypsum by weight.
In a preferred embodiment of the invention, the special cement is high alumina cement or quick hardening sulphoaluminate cement.
In a preferred embodiment of the invention, the gypsum is one or a mixture of semi-hydrated gypsum and anhydrite.
In a preferred embodiment of the present invention, the organic cement material includes redispersible latex powder and heavy calcium carbonate powder, and the content of each component of the organic cement material is as follows: 1-5 parts of redispersible latex powder and 15-20 parts of heavy calcium carbonate powder.
In a preferred embodiment of the invention, the coarse whiting powder has a mesh size of 300-500 meshes.
In a preferred embodiment of the present invention, the filler is quartz sand.
In a preferred embodiment of the invention, the mesh number of the quartz sand is 70-140 meshes.
In a preferred embodiment of the invention, the set retarder is a cement-based set retarder or a gypsum-based set retarder.
In a preferred embodiment of the invention, the hardening accelerator is lithium carbonate, lithium sulfate or lithium fluoride.
The invention has the beneficial effects that: the surface wear-resistant hydrophobic enhanced self-leveling mortar provided by the invention can obviously improve the wear resistance and hydrophobicity of the surface of the self-leveling mortar in the early 1-3 days, does not influence the constructability of the self-leveling mortar, and effectively solves the problems of easy dusting and high water absorption rate of the self-leveling mortar in the early grinding.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all 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 surface wear-resistant hydrophobic enhanced self-leveling mortar comprises an inorganic cementing material, an organic cementing material, a filler, a water reducing agent, an antifoaming agent, a retarder, a hardening accelerator, magnesium fluosilicate and water, wherein the magnesium fluosilicate is surface-coated hydrophobic magnesium fluosilicate.
Wherein the inorganic cementing material comprises ordinary portland cement, special cement and gypsum. The ordinary portland cement is PI/PII/P.O/P.W 52.5.5/42.5 (white cement P.W). The special cement is high-alumina cement, and specifically the high-alumina cementThe specification of the cement is J6. The gypsum can be gypsum obtained from natural sources or chemical byproducts, the gypsum is a mixture of semi-hydrated gypsum and anhydrite, the semi-hydrated gypsum is desulfurized semi-hydrated gypsum, and the anhydrite is produced by Anhui-san. The organic cementing material comprises redispersible latex powder and heavy calcium carbonate powder. The redispersible latex powder can be Vanke VINNAPAS®5010N. The mesh number of the coarse whiting powder is 400 meshes.
The filler is quartz sand, and the mesh number of the quartz sand is 100 meshes. The water reducing agent is a polycarboxylic acid water reducing agent. The retarder is a cement-based retarder. The cement-based retarder is tartaric acid and salt thereof, specifically tartaric acid, citric water or salt thereof. The hardening accelerator is lithium salt, specifically lithium carbonate, lithium sulfate or lithium fluoride.
The surface wear-resistant hydrophobic enhanced self-leveling mortar comprises the following components in percentage by weight: the cement-based water-based hardening accelerator comprises, by mass, 20% of ordinary portland cement, 3% of high-alumina cement, 2% of semi-hydrated gypsum, 3% of anhydrite, 5% -30% of an inorganic cementing material, 1% of redispersible latex powder, 15% of triple superphosphate powder, 18% of a filler, 0.1% of a polycarboxylic acid water reducing agent, 0.1% of an antifoaming agent, 0.1% of a cement-based retarder, 0.08% of a hardening accelerator, 0.1% of magnesium fluosilicate and the balance of water.
The preparation process of the self-leveling mortar with the wear-resistant and hydrophobic enhanced surface comprises the following steps: mixing and stirring ordinary silicate water, high-alumina cement, semi-hydrated gypsum, anhydrite, an inorganic cementing material, redispersible latex powder, coarse whiting powder, a filler, a polycarboxylic acid water reducing agent, a defoaming agent, a cement-based retarder, a hardening accelerator and magnesium fluosilicate for 15 minutes by a high-speed mixer according to a proportion, adding water and stirring for 3 minutes to obtain the cement.
Example two:
the surface wear-resistant hydrophobic enhanced self-leveling mortar comprises an inorganic cementing material, an organic cementing material, a filler, a water reducing agent, an antifoaming agent, a retarder, a hardening accelerator, magnesium fluosilicate and water, wherein the magnesium fluosilicate is surface-coated hydrophobic magnesium fluosilicate.
Wherein the inorganic cementing material comprises ordinary portland cement, special cement and gypsum. What is needed isThe ordinary portland cement is PI/PII/P.O/P.W 52.5.5/42.5 (white cement P.W). The special cement is quick-hardening sulphoaluminate cement, and the specification of the quick-hardening sulphoaluminate cement is 52.5/42.5. The gypsum can be gypsum obtained from natural sources or chemical byproducts, the gypsum is anhydrite, and the anhydrite is produced in Anhui mountain-containing. The organic cementing material comprises redispersible latex powder and heavy calcium carbonate powder. The redispersible latex powder can be Vanke VINNAPAS®5010N. The mesh number of the heavy calcium powder is 300 meshes.
The filler is quartz sand, and the mesh number of the quartz sand is 70 meshes. The water reducing agent is a polycarboxylic acid water reducing agent. The retarder is a cement-based retarder. The cement-based retarder is tartaric acid and salt thereof, specifically tartaric acid, citric water or salt thereof. The hardening accelerator is lithium salt, specifically lithium carbonate, lithium sulfate or lithium fluoride.
The surface wear-resistant hydrophobic enhanced self-leveling mortar comprises the following components in percentage by weight: by mass percentage, 14 percent of ordinary Portland cement, 7 percent of quick-hardening sulphoaluminate cement, 5 percent of anhydrite, 1 percent of redispersible latex powder, 15 percent of coarse whiting powder, 20 percent of filler, 0.05 percent of polycarboxylic acid water reducing agent, 0.1 percent of defoaming agent, 0.1 percent of cement-based retarder, 0.08 percent of hardening accelerator, 0.1 percent of magnesium fluosilicate and the balance of water. The preparation method is the same as the first embodiment.
Example three:
the surface wear-resistant hydrophobic enhanced self-leveling mortar comprises an inorganic cementing material, an organic cementing material, a filler, a water reducing agent, an antifoaming agent, a retarder, a hardening accelerator, magnesium fluosilicate and water, wherein the magnesium fluosilicate is surface-coated hydrophobic magnesium fluosilicate.
Wherein the inorganic cementitious material comprises Portland cement and gypsum. The ordinary portland cement is PI/PII/P.O/P.W 52.5.5/42.5 (white cement P.W). The gypsum can be gypsum from natural sources or from chemical by-products, the gypsum being hemihydrate gypsum, the hemihydrate gypsum being desulfurized hemihydrate gypsum. The organic cementing material comprises redispersible latex powder and heavy calcium carbonate powder. The redispersible latex powder can be Vark VINNAPAS®5010N. The mesh number of the coarse whiting powder is 500 meshes.
The filler is quartz sand, and the mesh number of the quartz sand is 140 meshes. The water reducing agent is a polycarboxylic acid water reducing agent. The retarder is used for gypsum base. The retarder for gypsum base is hydrolyzed protein, such as amino acid salt. The hardening accelerator is lithium salt, specifically lithium carbonate, lithium sulfate or lithium fluoride.
The surface wear-resistant hydrophobic enhanced self-leveling mortar comprises the following components in percentage by weight: the cement mortar comprises, by mass, 5% of ordinary portland cement, 15% of semi-hydrated gypsum, 1% of redispersible latex powder, 15% of heavy calcium carbonate powder, 15% of filler, 0.4% of polycarboxylic acid water reducing agent, 0.03% of defoaming agent, 0.1% of gypsum-based retarder, 0.08% of hardening accelerator, 0.1% of magnesium fluosilicate and the balance of water. The preparation method is the same as the first embodiment.
Comparative example one:
the surface wear-resistant hydrophobic enhanced self-leveling mortar comprises an inorganic cementing material, an organic cementing material, a filler, a water reducing agent, an antifoaming agent, a retarder, a hardening accelerator, magnesium fluosilicate and water, wherein the magnesium fluosilicate is surface-coated hydrophobic magnesium fluosilicate.
Wherein the inorganic cementing material comprises ordinary portland cement, special cement and gypsum. The ordinary portland cement is PI/PII/P.O/P.W 52.5.5/42.5 (white cement P.W). The special cement is high-alumina cement, and the specification of the high-alumina cement is J6. The gypsum can be gypsum obtained from natural sources or chemical byproducts, the gypsum is a mixture of semi-hydrated gypsum and anhydrite, the semi-hydrated gypsum is desulfurized semi-hydrated gypsum, and the anhydrite is produced by Anhui-san. The organic cementing material comprises redispersible latex powder and heavy calcium carbonate powder. The redispersible latex powder can be Vanke VINNAPAS®5010N. The mesh number of the coarse whiting powder is 400 meshes.
The filler is quartz sand, and the mesh number of the quartz sand is 100 meshes. The water reducing agent is a polycarboxylic acid water reducing agent. The retarder is a cement-based retarder. The cement-based retarder is tartaric acid and salt thereof, specifically tartaric acid, citric water or salt thereof. The hardening accelerator is lithium salt, specifically lithium carbonate, lithium sulfate or lithium fluoride.
The surface wear-resistant hydrophobic enhanced self-leveling mortar comprises the following components in percentage by weight: the cement-based water-based anti-foaming agent comprises, by mass, 20% of ordinary portland cement, 3% of high-alumina cement, 2% of semi-hydrated gypsum, 3% of anhydrite, 5% -30% of an inorganic cementing material, 1% of redispersible latex powder, 15% of triple superphosphate powder, 18% of a filler, 0.1% of a polycarboxylic acid water reducing agent, 0.1% of a defoaming agent, 0.1% of a cement-based retarder, 0.08% of a hardening accelerator and the balance of water. The preparation method is the same as the first embodiment.
Comparative example two:
the surface wear-resistant hydrophobic enhanced self-leveling mortar comprises an inorganic cementing material, an organic cementing material, a filler, a water reducing agent, an antifoaming agent, a retarder, a hardening accelerator, magnesium fluosilicate and water, wherein the magnesium fluosilicate is surface-coated hydrophobic magnesium fluosilicate.
Wherein the inorganic cementing material comprises ordinary portland cement, special cement and gypsum. The ordinary portland cement is PI/PII/P.O/P.W 52.5.5/42.5 (white cement P.W). The special cement is quick-hardening sulphoaluminate cement, and the specification of the quick-hardening sulphoaluminate cement is 52.5/42.5. The gypsum can be gypsum obtained from natural sources or chemical byproducts, the gypsum is anhydrite, and the anhydrite is produced in Anhui mountain-containing. The organic cementing material comprises redispersible latex powder and heavy calcium carbonate powder. The redispersible latex powder can be Vanke VINNAPAS®5010N. The mesh number of the heavy calcium powder is 300 meshes.
The filler is quartz sand, and the mesh number of the quartz sand is 70 meshes. The water reducing agent is a polycarboxylic acid water reducing agent. The retarder is a cement-based retarder. The cement-based retarder is tartaric acid and salt thereof, specifically tartaric acid, citric water or salt thereof. The hardening accelerator is lithium salt, specifically lithium carbonate, lithium sulfate or lithium fluoride.
The surface wear-resistant hydrophobic enhanced self-leveling mortar comprises the following components in percentage by weight: the cement-based rapid hardening agent comprises, by mass, 14% of ordinary portland cement, 7% of rapid hardening sulphoaluminate cement, 5% of anhydrite, 1% of redispersible latex powder, 15% of coarse whiting powder, 20% of filler, 0.05% of polycarboxylic acid water reducing agent, 0.1% of defoaming agent, 0.1% of cement-based retarder, 0.08% of hardening accelerator and the balance of water. The preparation method is the same as the first embodiment.
Comparative example three:
the surface wear-resistant hydrophobic enhanced self-leveling mortar comprises an inorganic cementing material, an organic cementing material, a filler, a water reducing agent, an antifoaming agent, a retarder, a hardening accelerator, magnesium fluosilicate and water, wherein the magnesium fluosilicate is surface-coated hydrophobic magnesium fluosilicate.
Wherein the inorganic cementitious material comprises Portland cement and gypsum. The ordinary portland cement is PI/PII/P.O/P.W 52.5.5/42.5 (white cement P.W). The gypsum can be gypsum from natural sources or from chemical by-products, the gypsum being hemihydrate gypsum, the hemihydrate gypsum being desulfurized hemihydrate gypsum. The organic cementing material comprises redispersible latex powder and heavy calcium carbonate powder. The redispersible latex powder can be Vanke VINNAPAS®5010N. The mesh number of the coarse whiting powder is 500 meshes.
The filler is quartz sand, and the mesh number of the quartz sand is 140 meshes. The water reducing agent is a polycarboxylic acid water reducing agent. The retarder is used for gypsum base. The retarder for gypsum base is hydrolyzed protein, such as amino acid salt. The hardening accelerator is lithium salt, specifically lithium carbonate, lithium sulfate or lithium fluoride.
The surface wear-resistant hydrophobic enhanced self-leveling mortar comprises the following components in percentage by weight: the cement mortar comprises, by mass, 5% of ordinary portland cement, 15% of semi-hydrated gypsum, 1% of redispersible latex powder, 15% of heavy calcium carbonate powder, 15% of filler, 0.4% of polycarboxylic acid water reducing agent, 0.03% of defoaming agent, 0.1% of gypsum-based retarder, 0.08% of hardening accelerator and the balance of water. The preparation method is the same as the first embodiment.
The surface abrasiveness and the surface hydrophobicity of the first, second and third examples and the first, second and third comparative examples were measured, and the results of the measurements show that the surface abrasiveness and the surface hydrophobicity of the first, second and third examples are significantly better than those of the first, second and third comparative examples. On the basis of not changing the existing self-leveling formula and production process, the invention ensures the wear resistance and the hydrophobicity by adding the additive with low addition amount and being suitable for the system disclosed by the invention.
The invention has the beneficial effects that:
the surface wear-resistant hydrophobic enhanced self-leveling mortar can obviously improve the wear resistance and the hydrophobicity of the surface of the self-leveling mortar in 1 to 3 days at the early stage, and the constructability of the self-leveling mortar is not influenced;
secondly, the self-leveling mortar with the wear-resistant and hydrophobic enhanced surface effectively solves the problems that the self-leveling mortar is easy to generate ash during early grinding and has high water absorption.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by the present specification, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims (10)

1. The surface wear-resistant hydrophobic enhanced self-leveling mortar is characterized by comprising an inorganic cementing material, an organic cementing material, a filler, a water reducing agent, a defoaming agent, a retarder, a hardening accelerator, magnesium fluosilicate and water, wherein the magnesium fluosilicate is surface-coated hydrophobic-treated magnesium fluosilicate, and the surface wear-resistant hydrophobic enhanced self-leveling mortar comprises the following components in percentage by weight: 5-30% of inorganic cementing material, 15-25% of organic cementing material, 15-20% of filler, 0.05-0.4% of water reducing agent, 0.05-0.3% of defoaming agent, 0.03-0.2% of retarder, 0.01-0.15% of hardening accelerator, 0.05-0.15% of magnesium fluosilicate and the balance of water.
2. The self-leveling mortar with the wear-resistant and hydrophobic-enhanced surface as claimed in claim 1, wherein the inorganic cementing material comprises ordinary portland cement, special cement and gypsum, and the inorganic cementing material comprises the following components in percentage by weight: 5-30 parts of ordinary portland cement, 0-15 parts of special cement and 5-15 parts of gypsum by weight.
3. The self-leveling mortar with abrasion-resistant and hydrophobic-enhanced surface as claimed in claim 2, wherein the special cement is high alumina cement or fast hardening sulphoaluminate cement.
4. The hydrophobic, enhanced, self-leveling mortar with abrasion-resistant surface according to claim 2, wherein the gypsum is hemihydrate gypsum or anhydrite.
5. The surface abrasion-resistant hydrophobic enhanced self-leveling mortar according to claim 1, wherein the organic cementing material comprises redispersible latex powder and heavy calcium carbonate powder, and the contents of the components of the organic cementing material are as follows: 1-5 parts of redispersible latex powder and 15-20 parts of heavy calcium carbonate powder.
6. The self-leveling mortar with abrasion-resistant and hydrophobic-enhanced surface as claimed in claim 5, wherein the coarse whiting powder has a mesh size of 300-500 meshes.
7. The self-leveling mortar with abrasion-resistant and hydrophobic-enhanced surface as claimed in claim 1, wherein the filler is quartz sand.
8. The self-leveling mortar with abrasion-resistant and hydrophobic-enhanced surface as claimed in claim 7, wherein the mesh number of the quartz sand is 70-140 meshes.
9. The surface abrasion-resistant hydrophobic enhanced self-leveling mortar of claim 1, wherein the retarder is a cement-based retarder or a gypsum-based retarder.
10. The hydrophobic, enhanced, self-leveling mortar with abrasion-resistant surface according to claim 1, wherein the hardening accelerator is lithium carbonate, lithium sulfate or lithium fluoride.
CN202010248093.5A 2020-04-01 2020-04-01 Self-leveling mortar with wear-resistant and hydrophobic-enhanced surface Pending CN111439980A (en)

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1472161A (en) * 2003-05-08 2004-02-04 同济大学 Surface enhancing sealing agent for cement concrete
CN101638302A (en) * 2009-08-18 2010-02-03 广州市苏葆节能环保材料有限公司 Compound thermal-insulated water-proof slurry and application thereof
CN106699072A (en) * 2015-11-12 2017-05-24 上海东大化学有限公司 Cement-based self-leveling mortar and preparation method thereof

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1472161A (en) * 2003-05-08 2004-02-04 同济大学 Surface enhancing sealing agent for cement concrete
CN101638302A (en) * 2009-08-18 2010-02-03 广州市苏葆节能环保材料有限公司 Compound thermal-insulated water-proof slurry and application thereof
CN106699072A (en) * 2015-11-12 2017-05-24 上海东大化学有限公司 Cement-based self-leveling mortar and preparation method thereof

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