CN113698860A - Self-leveling polyurethane terrace material and preparation method thereof - Google Patents
Self-leveling polyurethane terrace material and preparation method thereof Download PDFInfo
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- CN113698860A CN113698860A CN202111177407.8A CN202111177407A CN113698860A CN 113698860 A CN113698860 A CN 113698860A CN 202111177407 A CN202111177407 A CN 202111177407A CN 113698860 A CN113698860 A CN 113698860A
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
- C09D175/04—Polyurethanes
- C09D175/08—Polyurethanes from polyethers
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/14—Paints containing biocides, e.g. fungicides, insecticides or pesticides
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/265—Calcium, strontium or barium carbonate
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/30—Sulfur-, selenium- or tellurium-containing compounds
- C08K2003/3045—Sulfates
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Plant Pathology (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Polyurethanes Or Polyureas (AREA)
Abstract
The invention relates to the technical field of self-leveling polyurethane terrace materials, and particularly relates to a self-leveling polyurethane terrace material which comprises a component A and a component B, wherein the component A is prepared from 25-40% of polyether polyol 5000, 25-40% of tributyl acetylcitrate and 35-45% of liquefied MDI-50, and the component B is prepared from 15-30% of polyether polyol 2000, 20-30% of tributyl acetylcitrate, 10-20% of calcium carbonate, 10-15% of quartz powder, 8-12% of barium sulfate, 1-5% of polyether polyol 1104, 0.5-1.5% of silicon emulsion, 0.3-0.5% of B90 antioxidant, 0.3-0.5% of B75 light stabilizer, 1-5% of 2801 polyol and the like. The invention has the advantages of excellent self-leveling and stain resistance, high hardness, high wear resistance, high gloss, good scratch resistance and the like, can be firmly bonded with the ground, and is durable in use.
Description
Technical Field
The invention relates to the technical field of self-leveling polyurethane terrace materials, in particular to a self-leveling polyurethane terrace material and a preparation method thereof.
Background
The polyurethane terrace is prepared by combining polyurethane terrace coating with a novel solvent-free or water-based pollution-free ground function construction technology, and can meet certain specific use requirements. Most floor materials in the market at present mainly adopt epoxy resin floor coatings, the product technology and the construction technology are quite mature, but a large amount of diluents are required to be added to reduce the viscosity due to the high viscosity of epoxy resin. The content of Volatile Organic Compounds (VOC) in the diluent exceeds the standard, so that the solvent type floor coating has large smell and certain toxicity during construction, and has the defects of poor ultraviolet resistance, poor performance such as reduced adhesion with a base layer caused by the fact that the solvent type floor coating cannot be used in outdoor environment and low-temperature humid environment, large brittleness of materials, easy generation of cracks, incapability of curing at the temperature lower than 5 ℃ and the like. On the other hand, the terrace coating standard needs to meet the national policy of developing energy-saving, emission-reducing and environment-friendly products besides standardizing the product quality. With the increasingly strict requirements of the country on environmental protection and the issuance of strict environmental protection laws and regulations, the self-leveling polyurethane terrace material needs to be developed towards high performance, high solid content and environmental protection.
Disclosure of Invention
The invention aims to provide a self-leveling polyurethane terrace material and a preparation method thereof aiming at the defects of the prior art, the self-leveling polyurethane terrace material has excellent self-leveling and stain resistance, has the characteristics of high hardness, high wear resistance, high gloss, good scratch resistance and the like, can be firmly bonded with the ground, and is durable in use.
The purpose of the invention is realized by the following technical scheme:
the self-leveling polyurethane terrace material comprises a component A and a component B, wherein the mass ratio of the component A to the component B is 1: 2; the component A is prepared from the following raw materials in percentage by mass:
500025-40% of polyether polyol
25-40% of acetyl tributyl citrate
5-45% of liquefied MDI-503;
the component B is prepared from the following raw materials in percentage by mass:
in the technical scheme, the component A is prepared from the following raw materials in percentage by mass:
polyether polyol 500040%
Acetyl tributyl citrate 20%
Liquefied MDI-5040%;
the component B is prepared from the following raw materials in percentage by mass:
in the above technical scheme, the polyether polyol 2000 is produced by Wanhua chemical group Limited company in the model number
The polyether polyol of (1).
In the technical scheme, the acetyl tributyl citrate is acetyl tributyl citrate ATBC produced by pioneer hundred million new material science and technology limited company.
In the technical scheme, the calcium carbonate is 400-mesh calcium carbonate.
In the technical scheme, the quartz powder is 200-mesh quartz powder.
In the technical scheme, the silicon emulsion is produced by a new Jiansheng (Shanghai) material company Limited, contains organic silicon, and has the advantages of stain resistance and easiness in cleaning.
In the technical scheme, the polyether polyol 1104 is the polyether polyol 1104 produced by Wanhua chemical group Limited, and has high hydroxyl content, so that bubbles generated by reaction in the curing process can be reduced, and finally prepared products have excellent service performance in thick coating in construction.
In the above technical solution, the 2801 polyol is 2801 polyol manufactured by hensmy chemical trade (shanghai) ltd, which has an advantage of efficiently reducing the viscosity of the composition.
In the technical scheme, the B90 antioxidant is selected from B90 antioxidant of the chemical industry of Huaxin, and the B75 light stabilizer is selected from B75 light stabilizer of Pasv Germany; the color paste is Kedi color paste. Wherein, the B90 antioxidant can delay or inhibit the polymer oxidation process, the B75 light stabilizer can capture active free radicals generated by polymer degradation, decompose hydroperoxide and transfer the energy of excited molecules, and the like, the light stabilization effect is 24 times of that of a common ultraviolet absorbent, the compatibility with resin is good, and the light stabilizer has good thermo-oxidative aging resistance besides the light stabilization effect.
The invention also provides a preparation method of the self-leveling polyurethane terrace material, which comprises the following steps:
step A, preparing a component A:
a1, sequentially adding 5000 parts of polyether polyol and acetyl tributyl citrate into a three-neck flask according to the proportion, stirring at a low speed of 300-500 rpm, and vacuumizing for 2 hours at 105 ℃;
a2, stopping vacuumizing, cooling to 80 ℃, then adding liquefied MDI-50, and reacting for 2 hours at 80 ℃ to obtain a component A;
step B, preparing a component B:
b1, sequentially adding the polyether polyol 2000, the acetyl tributyl citrate, the calcium carbonate, the quartz powder and the barium sulfate into a stirring dispersion machine according to the proportion, and stirring and dispersing at the medium speed of 600-800 rpm for 15 min;
b2, adding polyether polyol 1104, and stirring and dispersing at a high speed of 1200-1500 rpm for 15 min;
b3, adding the silicon emulsion, and stirring and dispersing at a medium speed of 600-800 rpm for 15 min;
b4, adding a B90 antioxidant, a B75 light stabilizer, 2801 polyol and color paste, and stirring and dispersing at a medium speed of 600-800 rpm for 25min to obtain a component B;
and step C, slowly adding the component A into the component B according to the mass ratio of 1:2, and uniformly stirring and dispersing to obtain the self-leveling polyurethane terrace material.
The invention has the beneficial effects that:
the self-leveling polyurethane floor material comprises a component A and a component B, wherein the component A is prepared from 25-40% of 5000 polyether polyol, 25-40% of tributyl acetylcitrate and 35-45% of liquefied MDI-50, the component B is prepared from 15-30% of 2000 polyether polyol, 20-30% of tributyl acetylcitrate, 10-20% of calcium carbonate, 10-15% of quartz powder, 8-12% of barium sulfate, 1-5% of 1104 polyether polyol, 0.5-1.5% of silicon emulsion, 0.3-0.5% of B90 antioxidant, 0.3-0.5% of 75 light stabilizer, 1-5% of 2801 polyol and 5-10% of color paste, and the component A and the component B are uniformly dispersed according to the mass ratio of 1:2 to obtain the self-leveling polyurethane floor material. Compared with the prior art, the invention forms a tough protective paint film on the surface after curing through the synergistic effect of the components, and has the following advantages:
(1) the self-leveling polyurethane terrace material has good wear resistance, can overcome the defects of epoxy resin coatings, improves the flexibility, the impact resistance and the like, and has the advantages of good compressive strength and hardness, comfort, elasticity, skid resistance, wear resistance, sound insulation and flexibility which are in line with human engineering;
(2) when the self-leveling polyurethane terrace material is used, the construction is convenient, the self-leveling polyurethane terrace material can be quickly dried through 24h after being coated thickly, can be applied to an outdoor environment, can be cured at a low temperature lower than 5 ℃, has high fluidity, can be automatically leveled to form a flat surface only by manually spreading in the construction process, has no seam on a product, does not need welding flux equipment in the open construction of the edge of a cylinder and a large area, can be fully bonded with a bottom layer, and has high permeability and the capability of covering cracks;
(3) the self-leveling polyurethane terrace material is environment-friendly, harmless, solvent-free and odorless; the antibacterial surface structure can prevent the existence of microorganisms, has no any seam, is easy to clean, and creates a sanitary, safe and comfortable environment;
(4) after being cured, the self-leveling polyurethane terrace material has excellent anti-skid and wear-resistant performances, good substrate adhesion, stability and UV resistance, and good flexibility and impact resistance, so that the product has a very good market application prospect.
Detailed Description
The invention is further described with reference to the following examples.
Example 1:
the preparation method of the self-leveling polyurethane terrace material of the embodiment is as follows (the following components are calculated according to mass percent):
step A, preparing a component A:
a1, sequentially adding 40% of polyether polyol 5000 and 20% of acetyl tributyl citrate into a three-neck flask according to the proportion, stirring at a low speed of 300-500 rpm, and vacuumizing for 2 hours at 105 ℃;
a2, stopping vacuumizing, cooling to 80 ℃, adding 40% liquefied MDI-50, and reacting for 2 hours at 80 ℃ to obtain a component A;
step B, preparing a component B:
b1, sequentially adding 20% of polyether polyol 2000, 20% of acetyl tributyl citrate, 20% of 400-mesh calcium carbonate, 10% of 200-mesh quartz powder and 10% of barium sulfate into a stirring dispersion machine according to the proportion, and stirring and dispersing at a medium speed of 600-800 rpm for 15 min;
b2, adding 5% of polyether polyol 1104, and stirring and dispersing at a high speed of 1200-1500 rpm for 15 min;
b3, adding 0.5% silicon emulsion, and stirring and dispersing at a medium speed of 600-800 rpm for 15 min;
b4, adding 0.5% of B90 antioxidant, 0.5% of B75 light stabilizer, 3.5% of 2801 polyol and 10% of color paste, and stirring and dispersing at a medium speed of 600-800 rpm for 25min to obtain a component B;
and step C, slowly adding the component A into the component B according to the mass ratio of 1:2, and uniformly stirring and dispersing to obtain the self-leveling polyurethane terrace material.
In this example, the polyether polyol 2000 was a type produced by Wanhua chemical group Ltd
The polyether polyol of (1).
The acetyl tributyl citrate is acetyl tributyl citrate ATBC produced by new material science and technology limited.
The silicon emulsion is produced by the company Limited for adding new materials of the Sheng (Shanghai).
Polyether polyol 1104 is polyether polyol 1104 produced by Wanhua chemical group, Inc.
2801 polyol is 2801 polyol manufactured by Hensmei chemical trade (Shanghai) Limited.
The B90 antioxidant is selected from B90 antioxidant of Huaxin chemical industry, and the B75 light stabilizer is selected from B75 light stabilizer of German Basff; the color paste is selected from Kedi color paste.
Example 2:
the main technical scheme of the embodiment is the same as that of the embodiment 1, except that the mass percentages of the components are different:
the preparation method of the self-leveling polyurethane terrace material comprises the following steps:
step A, preparing a component A:
a1, sequentially adding 30% of polyether glycol 5000 and 25% of acetyl tributyl citrate into a three-neck flask according to the proportion, stirring at a low speed of 300-500 rpm, and vacuumizing for 2 hours at 105 ℃;
a2, stopping vacuumizing, cooling to 80 ℃, adding 45% of liquefied MDI-50, and reacting for 2 hours at 80 ℃ to obtain a component A;
step B, preparing a component B:
b1, sequentially adding 16% of polyether polyol 2000, 25% of acetyl tributyl citrate, 14% of 400-mesh calcium carbonate, 15% of 200-mesh quartz powder and 12% of barium sulfate into a stirring dispersion machine according to the proportion, and stirring and dispersing at a medium speed of 600-800 rpm for 15 min;
b2, adding 3% of polyether polyol 1104, and stirring and dispersing at a high speed of 1200-1500 rpm for 15 min;
b3, adding 1.4% of silicon emulsion, and stirring and dispersing at a medium speed of 600-800 rpm for 15 min;
b4, adding 0.3% of B90 antioxidant, 0.3% of B75 light stabilizer, 5% of 2801 polyol and 8% of color paste, and stirring and dispersing at a medium speed of 600-800 rpm for 25min to obtain a component B;
and step C, slowly adding the component A into the component B according to the mass ratio of 1:2, and uniformly stirring and dispersing to obtain the self-leveling polyurethane terrace material.
Example 3:
the main technical scheme of the embodiment is the same as that of the embodiment 1, except that the mass percentages of the components are different:
the preparation method of the self-leveling polyurethane terrace material comprises the following steps:
step A, preparing a component A:
a1, sequentially adding 25% of polyether glycol 5000 and 40% of acetyl tributyl citrate into a three-neck flask according to the proportion, stirring at a low speed of 300-500 rpm, and vacuumizing for 2 hours at 105 ℃;
a2, stopping vacuumizing, cooling to 80 ℃, adding 35% of liquefied MDI-50, and reacting for 2 hours at 80 ℃ to obtain a component A;
step B, preparing a component B:
b1, sequentially adding 30% of polyether polyol 2000, 30% of acetyl tributyl citrate, 10% of 400-mesh calcium carbonate, 13% of 200-mesh quartz powder and 8% of barium sulfate into a stirring dispersion machine according to the proportion, and stirring and dispersing at a medium speed of 600-800 rpm for 15 min;
b2, adding 1% of polyether polyol 1104, and stirring and dispersing at a high speed of 1200-1500 rpm for 15 min;
b3, adding 1.2% of silicon emulsion, and stirring and dispersing at a medium speed of 600-800 rpm for 15 min;
b4, adding 0.4% of B90 antioxidant, 0.4% of B75 light stabilizer, 1% of 2801 polyol and 5% of color paste, and stirring and dispersing at a medium speed of 600-800 rpm for 25min to obtain a component B;
and step C, slowly adding the component A into the component B according to the mass ratio of 1:2, and uniformly stirring and dispersing to obtain the self-leveling polyurethane terrace material.
And (3) performance testing:
the self-leveling polyurethane floor materials prepared in examples 1 to 3 were selected and subjected to the following performance tests, and the results are shown in table 1.
The conventional solvent epoxy floor material on the market is selected as a comparative example 1, the solvent-free epoxy self-leveling floor material is selected as a comparative example 2, and the comparison result is shown in table 1.
TABLE 1 Performance testing of the self-leveling polyurethane flooring materials of examples 1-3
As can be seen from Table 1, the self-leveling polyurethane floor material prepared by the invention forms a tough protective paint film on the surface after being cured, has excellent self-leveling and stain resistance, and also has the characteristics of high hardness, high wear resistance, high gloss, good scratch resistance and the like, so that the self-leveling polyurethane floor material can be firmly adhered to the ground and is durable in use. The self-leveling polyurethane terrace material does not contain benzene and other harmful solvents, and has the advantages of no toxicity and environmental protection.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the protection scope of the present invention, although the present invention is described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention.
Claims (10)
1. The utility model provides a self-leveling polyurethane terrace material which characterized in that: the paint comprises a component A and a component B, wherein the mass ratio of the component A to the component B is 1: 2; the component A is prepared from the following raw materials in percentage by mass:
500025-40% of polyether polyol
25-40% of acetyl tributyl citrate
5-45% of liquefied MDI-503;
the component B is prepared from the following raw materials in percentage by mass:
2. the self-leveling polyurethane floor material according to claim 1, characterized in that: the component A is prepared from the following raw materials in percentage by mass:
polyether polyol 500040%
Acetyl tributyl citrate 20%
Liquefied MDI-5040%;
the component B is prepared from the following raw materials in percentage by mass:
3. the self-leveling polyurethane floor material according to claim 1, characterized in that: the polyether polyol 2000 is produced by Wanhua chemical group Limited company with the model number
Polyether polyol of F2020.
4. The self-leveling polyurethane floor material according to claim 1, characterized in that: the tributyl acetylcitrate is ATBC produced by Chuayi New Material science and technology Limited.
5. The self-leveling polyurethane floor material according to claim 1, characterized in that: the calcium carbonate is 400-mesh calcium carbonate.
6. The self-leveling polyurethane floor material according to claim 1, characterized in that: the quartz powder is 200-mesh quartz powder.
7. The self-leveling polyurethane floor material according to claim 1, characterized in that: the polyether polyol 1104 is a polyether polyol 1104 produced by Wanhua chemical group GmbH.
8. The self-leveling polyurethane floor material according to claim 1, characterized in that: the 2801 polyol is 2801 polyol produced by hensmy chemical trade (shanghai) ltd.
9. The self-leveling polyurethane floor material according to claim 1, characterized in that: the B90 antioxidant is selected from B90 antioxidant of the chemical industry of Huaxin, and the B75 light stabilizer is selected from B75 light stabilizer of Pasteur Germany; the color paste is selected from Kedi color paste.
10. A method of making a self-leveling polyurethane floor material as claimed in any one of claims 1 to 9, wherein: the method comprises the following steps:
step A, preparing a component A:
a1, sequentially adding 5000 parts of polyether polyol and acetyl tributyl citrate into a three-neck flask according to the proportion, stirring at a low speed of 300-500 rpm, and vacuumizing for 2 hours at 105 ℃;
a2, stopping vacuumizing, cooling to 80 ℃, then adding liquefied MDI-50, and reacting for 2 hours at 80 ℃ to obtain a component A;
step B, preparing a component B:
b1, sequentially adding the polyether polyol 2000, the acetyl tributyl citrate, the calcium carbonate, the quartz powder and the barium sulfate into a stirring dispersion machine according to the proportion, and stirring and dispersing at the medium speed of 600-800 rpm for 15 min;
b2, adding polyether polyol 1104, and stirring and dispersing at a high speed of 1200-1500 rpm for 15 min;
b3, adding the silicon emulsion, and stirring and dispersing at a medium speed of 600-800 rpm for 15 min;
b4, adding a B90 antioxidant, a B75 light stabilizer, 2801 polyol and color paste, and stirring and dispersing at a medium speed of 600-800 rpm for 25min to obtain a component B;
and step C, slowly adding the component A into the component B according to the mass ratio of 1:2, and uniformly stirring and dispersing to obtain the self-leveling polyurethane terrace material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202111177407.8A CN113698860A (en) | 2021-10-09 | 2021-10-09 | Self-leveling polyurethane terrace material and preparation method thereof |
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| CN202111177407.8A CN113698860A (en) | 2021-10-09 | 2021-10-09 | Self-leveling polyurethane terrace material and preparation method thereof |
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| CN113698860A true CN113698860A (en) | 2021-11-26 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114085350A (en) * | 2021-12-16 | 2022-02-25 | 广东爱上体育产业股份有限公司 | Playground terrace material prepared based on bio-based polymer polyol and preparation method thereof |
-
2021
- 2021-10-09 CN CN202111177407.8A patent/CN113698860A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114085350A (en) * | 2021-12-16 | 2022-02-25 | 广东爱上体育产业股份有限公司 | Playground terrace material prepared based on bio-based polymer polyol and preparation method thereof |
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Application publication date: 20211126 |