CN116102317A - Preparation method of weather-resistant decorative water-based polyurethane cool mortar color sand self-leveling floor material - Google Patents
Preparation method of weather-resistant decorative water-based polyurethane cool mortar color sand self-leveling floor material Download PDFInfo
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- CN116102317A CN116102317A CN202310108161.1A CN202310108161A CN116102317A CN 116102317 A CN116102317 A CN 116102317A CN 202310108161 A CN202310108161 A CN 202310108161A CN 116102317 A CN116102317 A CN 116102317A
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- Prior art keywords
- floor material
- weather
- curing agent
- mortar
- cool
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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
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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
- C04B24/00—Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers
- C04B24/24—Macromolecular compounds
- C04B24/28—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C04B24/282—Polyurethanes; Polyisocyanates
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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
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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
- C04B2111/60—Flooring materials
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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)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Floor Finish (AREA)
Abstract
The invention discloses a preparation method of a weather-resistant decorative water-based polyurethane cool mortar color sand self-leveling floor material, which relates to the field of polyurethane mortar and comprises the following steps of: selecting preparation materials, wherein the preparation materials comprise: aqueous polyurethane emulsion, isocyanate curing agent, silicate cement, auxiliary reactant, color paste and light resin colored sand; mixing the aqueous polyurethane emulsion and the isocyanate curing agent according to a proportion, and then uniformly stirring to obtain a first mixed solution; slowly adding isocyanate curing agent, silicate cement, auxiliary reactant, color paste and light resin color sand into the first mixed solution, stirring and mixing uniformly, and then scraping and coating the mixture on a coated surface by using a sawtooth scraping plate; the weather resistance of the traditional aqueous polyurethane mortar floor material is solved by compounding the isofra-diisocyanate, the diisohexyl methane diisocyanate and the hexamethylene diisocyanate curing agent with the aqueous polyurethane emulsion, and the aim of reducing the cost is achieved by compounding the cement-based material.
Description
Technical Field
The invention relates to the technical field of polyurethane mortar, in particular to a preparation method of a weather-resistant decorative water-based polyurethane cool mortar color sand self-leveling floor material.
Background
The existing water-based polyurethane mortar floor material is applied to high-temperature and high-humidity or low-temperature environments such as foods, medicines, meat food processing, prefabricated dishes, central kitchens, cold houses and the like, and the characteristics of hardness, toughness, mildew resistance, bacteria resistance, chemical corrosion resistance, environmental protection, good physical and mechanical properties and the like of the water-based polyurethane mortar floor material are utilized. In order to reduce the cost, diphenylmethane diisocyanate (MDI) curing agents are adopted, and the application range of the aqueous polyurethane mortar floor material is greatly limited due to the poor yellowing resistance of the cured products.
Based on the above, the invention designs a preparation method of a weather-resistant decorative water-based polyurethane cool mortar color sand self-leveling floor material, so as to solve the above-mentioned problems.
Disclosure of Invention
The invention aims to provide a preparation method of a weather-resistant decorative water-based polyurethane mortar color sand self-leveling floor material, which solves the weather resistance of the traditional water-based polyurethane mortar floor material by compounding isofra diisocyanate, diisohexyl methane diisocyanate and hexamethylene diisocyanate curing agents with water-based polyurethane emulsion, and achieves the aim of reducing cost by compounding a cement-based material so as to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: a preparation method of a weather-resistant decorative water-based polyurethane cool mortar color sand self-leveling floor material comprises the following steps:
selecting preparation materials, wherein the preparation materials comprise: aqueous polyurethane emulsion, isocyanate curing agent, silicate cement, auxiliary reactant, color paste and light resin colored sand;
mixing the aqueous polyurethane emulsion and the isocyanate curing agent according to a proportion, and then uniformly stirring to obtain a first mixed solution;
slowly adding isocyanate curing agent, silicate cement, auxiliary reactant, color paste and light resin color sand into the first mixed solution, stirring and mixing uniformly, and then scraping and coating the surface to be coated by using a sawtooth scraping plate.
Preferably, the liquid hydroxyl resin content of the hydroxyl resin emulsion is 40-60%, the emulsifying agent is 2-10%, the water is 15-30%, and the second additive is 20-30%.
Preferably, the isocyanate curing agent includes isoparaffins, diisohexylmethane diisocyanates and hexamethylene diisocyanates.
Preferably, the auxiliary reactant comprises calcium hydroxide, a filler and a second additive.
Preferably, the Portland cement comprises 20-50 parts by weight of the Portland cement, 10-20 parts by weight of the calcium hydroxide, 40-60 parts by weight of the filler and 2-10 parts by weight of the second additive.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, the weather resistance of the traditional aqueous polyurethane mortar floor material is solved by compounding the isofram-diisocyanate, the diisohexyl methane diisocyanate and the hexamethylene diisocyanate curing agent with the aqueous polyurethane emulsion, the purpose of reducing cost is achieved by compounding the cement-based material, and the decorative function is increased by compounding the resin colored sand, so that the aqueous polyurethane mortar floor material has the possibility of being applied to commercial places, and the application field of the aqueous polyurethane mortar floor material is expanded.
Detailed Description
The following description of the technical solutions in the embodiments of the present invention will be clear and complete, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the prior art, the aqueous polyurethane mortar floor material adopts diphenylmethane diisocyanate (MDI) curing agent for reducing the cost, and the application field of the aqueous polyurethane mortar floor material is greatly limited due to the poor yellowing resistance of the cured product.
The invention provides a preparation method of a weather-proof decorative water-based polyurethane cool mortar color sand self-leveling floor material, which comprises the following steps: the method comprises the following steps:
selecting preparation materials, wherein the preparation materials comprise: aqueous polyurethane emulsion, isocyanate curing agent, silicate cement, auxiliary reactant, color paste and light resin colored sand;
mixing the aqueous polyurethane emulsion and the isocyanate curing agent according to a proportion, and then uniformly stirring to obtain a first mixed solution;
and slowly adding isocyanate curing agent, silicate cement, auxiliary reactant, color paste and light resin color sand into the first mixed solution, stirring and uniformly mixing, then scraping and coating the mixture on a coated surface by using a sawtooth scraping plate, and compounding cement-based materials to achieve the aim of reducing cost and adding a decorative function by compounding the resin color sand.
In some embodiments, the liquid hydroxyl resin content of the hydroxyl resin emulsion is 40-60%, the emulsifier is 2-10%, the water is 15-30%, and the second additive is 20-30%.
In some embodiments, the isocyanate curing agent comprises isofurl-type diisocyanate, diisohexyl methane diisocyanate and hexamethylene diisocyanate, and the aqueous polyurethane emulsion is compounded with the curing agent of isofurl-type diisocyanate, diisohexyl methane diisocyanate and hexamethylene diisocyanate, so that the weather resistance of the traditional aqueous polyurethane mortar floor material is solved.
In some embodiments, the secondary reactant includes calcium hydroxide, a filler, and a second additive.
In some embodiments, the Portland cement is 20-50 parts by weight, the calcium hydroxide is 10-20 parts by weight, the filler is 40-60 parts by weight, and the second additive is 2-10 parts by weight.
The invention relates to a blending modified aqueous polyurethane adhesive, which is prepared by packaging 5 components: the component A is aqueous polyurethane emulsion, the component B is isocyanate curing agent, the component C is Portland cement and other additives, the component D is color paste, and the component E is light resin colored sand;
when in use, A, B is mixed uniformly, then C, D, E is slowly added, and the mixture is stirred uniformly and then is scraped on the surface to be coated by a sawtooth scraper.
It should also be noted that the key points of the present invention are:
1. controlling the water content of the system and the silicate cement content;
2. the ratio of the organic crosslinking matter to the inorganic cementing material;
3. selecting a catalytic system;
4. and (3) selecting the specific gravity of the resin colored sand.
The water-based polyurethane mortar self-leveling floor material prepared by the method can be used in industrial and commercial places and can bear high load.
In summary, the aqueous polyurethane mortar self-leveling floor material prepared by the method has the following characteristics:
the water-based polyurethane emulsion is compounded with isofury same diisocyanate, diisohexyl methane diisocyanate and hexamethylene diisocyanate curing agent, so that the weather resistance of the traditional water-based polyurethane mortar floor material is solved, the purpose of reducing cost is achieved by compounding cement-based materials, and the decorative function is increased by compounding resin colored sand, so that the water-based polyurethane mortar floor material has the possibility of being applied to commercial places, and the application field of the water-based polyurethane mortar floor material is expanded.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended only to assist in the explanation of the invention. The preferred embodiments are not exhaustive or to limit the invention to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best understand and utilize the invention. The invention is limited only by the claims and the full scope and equivalents thereof.
Claims (5)
1. A preparation method of a weather-resistant decorative water-based polyurethane cool mortar color sand self-leveling floor material is characterized by comprising the following steps of: the method comprises the following steps:
selecting preparation materials, wherein the preparation materials comprise: aqueous polyurethane emulsion, isocyanate curing agent, silicate cement, auxiliary reactant, color paste and light resin colored sand;
mixing the aqueous polyurethane emulsion and the isocyanate curing agent according to a proportion, and then uniformly stirring to obtain a first mixed solution;
slowly adding isocyanate curing agent, silicate cement, auxiliary reactant, color paste and light resin color sand into the first mixed solution, stirring and mixing uniformly, and then scraping and coating the surface to be coated by using a sawtooth scraping plate.
2. The method for preparing the weather-resistant decorative water-based polyurethane cool mortar color sand self-leveling floor material, which is disclosed in claim 1, is characterized in that: the liquid hydroxyl resin content of the hydroxyl resin emulsion is 40-60%, the emulsifying agent is 2-10%, the water is 15-30%, and the second additive is 20-30%.
3. The method for preparing the weather-resistant decorative water-based polyurethane cool mortar color sand self-leveling floor material, which is disclosed in claim 1, is characterized in that: the isocyanate curing agent comprises isofra-diisocyanate, diisohexyl methane diisocyanate and hexamethylene diisocyanate.
4. The method for preparing the weather-resistant decorative water-based polyurethane cool mortar color sand self-leveling floor material, which is disclosed in claim 1, is characterized in that: the auxiliary reactant includes calcium hydroxide, a filler and a second additive.
5. The preparation method of the weather-resistant decorative water-based polyurethane cool mortar color sand self-leveling floor material is characterized by comprising the following steps: according to the parts by weight, the Portland cement comprises 20-50 parts by weight, the calcium hydroxide comprises 10-20 parts by weight, the filler comprises 40-60 parts by weight, and the second additive comprises 2-10 parts by weight.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310108161.1A CN116102317A (en) | 2023-02-14 | 2023-02-14 | Preparation method of weather-resistant decorative water-based polyurethane cool mortar color sand self-leveling floor material |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310108161.1A CN116102317A (en) | 2023-02-14 | 2023-02-14 | Preparation method of weather-resistant decorative water-based polyurethane cool mortar color sand self-leveling floor material |
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| Publication Number | Publication Date |
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| CN116102317A true CN116102317A (en) | 2023-05-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310108161.1A Pending CN116102317A (en) | 2023-02-14 | 2023-02-14 | Preparation method of weather-resistant decorative water-based polyurethane cool mortar color sand self-leveling floor material |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115960573A (en) * | 2023-02-14 | 2023-04-14 | 缤狮材料科技(上海)有限公司 | Preparation method of cement modified waterborne polyurethane adhesive |
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2023
- 2023-02-14 CN CN202310108161.1A patent/CN116102317A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115960573A (en) * | 2023-02-14 | 2023-04-14 | 缤狮材料科技(上海)有限公司 | Preparation method of cement modified waterborne polyurethane adhesive |
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