CN112662295A - Preparation method and application of self-cleaning composite coating material - Google Patents
Preparation method and application of self-cleaning composite coating material Download PDFInfo
- Publication number
- CN112662295A CN112662295A CN202011503898.6A CN202011503898A CN112662295A CN 112662295 A CN112662295 A CN 112662295A CN 202011503898 A CN202011503898 A CN 202011503898A CN 112662295 A CN112662295 A CN 112662295A
- Authority
- CN
- China
- Prior art keywords
- self
- coating material
- dispersion
- composite coating
- titanium dioxide
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Paints Or Removers (AREA)
Abstract
The invention relates to a preparation method and application of a self-cleaning composite coating material. The self-cleaning composite coating material is prepared by the following steps: (1) adding the aqueous polymer emulsion, the nano titanium dioxide and the defoaming agent in proportion to form a dispersion liquid (1); (2) sequentially carrying out low-speed stirring dispersion and ultrasonic dispersion on the dispersion liquid (1) to form a dispersion liquid (2); (3) the dispersion liquid (2) is stirred and dispersed at a high speed, and a dispersing agent is added dropwise. The invention adopts a method of combining physical and chemical dispersion phases to reduce the condensation of the nano titanium dioxide, so that nano titanium dioxide particles are uniformly dispersed in a system, the photolysis rate of oily pollutants and the hydrophilicity of materials are greatly improved, the highway maintenance cost is effectively reduced, the pollution of clean sewage is relieved, and the green traffic development concept is met.
Description
Technical Field
The invention belongs to the technical field of nano coatings, and particularly relates to a preparation method and application of a self-cleaning composite coating material.
Background
Facilities along the highway are components of the highway, and have important significance for improving the service performance of the highway, ensuring the driving safety and traffic smoothness. In order to keep facilities along the highway complete and in a good state, highway maintenance departments need to regularly check the conditions of the facilities, clean dirt in time and repair and replace damaged components.
The mode that domestic common facility cleanness mainly adopted manual work and machinery to combine together, use artifical washing to accomplish the cleaning task for the cooperation cleaning cart promptly as leading, the human cost is higher, and because the surface contamination main component of facility along the highway is dust and oily pollutant, uses high-pressure water to wash in order to improve clean efficiency usually, and the unable recovery processing of sewage after the cleanness directly discharges all ring edge borders in, causes water waste and environmental pollution of certain degree.
The self-cleaning technology is a surface technology which is developed rapidly in recent years in the field of materials. The hydrophilic self-cleaning surface technology based on the unique photoinduced decomposition and photoinduced super-hydrophilic property of the nano TiO2 is suitable for outdoor multi-oil-pollution environments and is very fit with the road traffic operation environment. Chinese patent CN108997879 discloses a super-hydrophilic self-cleaning coating containing fluorine, wherein coating resin is a water-soluble fluorine-containing block copolymer. Chinese patent CN102199371 discloses a photoinduced super-hydrophilic self-cleaning coating, which is obtained by preparing cerium-doped anatase titanium dioxide sol from titanium hydroxide and cerium nitrate and then mixing the cerium-doped anatase titanium dioxide sol with silicon dioxide sol.
Disclosure of Invention
The problems existing in the prior art are as follows: the existing highway facilities are high in cleaning labor cost, generate waste water to pollute the environment, and greatly reduce the safety warning effect after the highway facilities are polluted.
In view of the defects in the prior art, one object of the present invention is to provide a self-cleaning composite coating material, another object of the present invention is to provide a preparation method of the self-cleaning composite coating material, and another object of the present invention is to provide an application of the self-cleaning composite coating material to accessories along a highway.
The technical scheme of the invention is as follows:
a self-cleaning composite coating material is prepared by the following steps:
(1) adding the aqueous polymer emulsion, the nano titanium dioxide and the defoaming agent in proportion to form a dispersion liquid (1);
(2) sequentially carrying out low-speed stirring dispersion and ultrasonic dispersion on the dispersion liquid (1) to form a dispersion liquid (2);
(3) the dispersion liquid (2) is stirred and dispersed at a high speed, and a dispersing agent is added dropwise.
Preferably, the aqueous polymer emulsion, the nano titanium dioxide, the dispersant and the defoaming agent are as follows in parts by weight: 30-50 parts of water-based polymer emulsion, 1-10 parts of nano titanium dioxide, 0.5-2 parts of dispersing agent and 0.1-0.5 part of defoaming agent.
Preferably, the aqueous polymer emulsion, the nano titanium dioxide, the dispersant and the defoaming agent are as follows in parts by weight: 40-45 parts of water-based polymer emulsion, 4-6 parts of nano titanium dioxide, 0.5-2 parts of dispersing agent and 0.1-0.5 part of defoaming agent.
Preferably, the aqueous polymer emulsion is an aqueous polyurethane emulsion and/or an aqueous polyacrylate emulsion.
Preferably, the dispersant is a polyurethane dispersant.
Preferably, the defoamer is a silicone defoamer.
Preferably, the rotation speed of the low-speed stirring dispersion is 100-300rpm, and the time of the low-speed stirring dispersion is 20-40 min.
Preferably, the ultrasonic frequency of the ultrasonic dispersion is 20-100KHz, and the output power of the ultrasonic dispersion is preferably 500-1200W.
Preferably, the rotation speed of the high-speed stirring dispersion is 5000-30000rpm, and the time of the high-speed stirring dispersion is 20-40 min.
The invention also provides a preparation method of the self-cleaning composite coating material, which comprises the following steps:
(1) adding the aqueous polymer emulsion, the nano titanium dioxide and the defoaming agent in proportion to form a dispersion liquid (1);
(2) sequentially carrying out low-speed stirring dispersion and ultrasonic dispersion on the dispersion liquid (1) to form a dispersion liquid (2);
(3) the dispersion liquid (2) is stirred and dispersed at a high speed, and a dispersing agent is added dropwise.
The invention also provides an application of the self-cleaning composite coating material on the surface of the accessory facilities along the highway, wherein the accessory facilities along the highway comprise guardrails, labels, safety islands, protective barriers, anti-dazzle plates, isolation barriers, shading barriers, sound insulation walls, separation strips and the like.
The invention has the beneficial effects that:
the self-cleaning composite coating material prepared by the invention adopts a method of combining physical and chemical dispersion phases, reduces the condensation of nano titanium dioxide, enables nano titanium dioxide particles to generate special particle size distribution and to be uniformly dispersed in a system, greatly improves the photolysis rate of oily pollutants and the hydrophilicity of the material, breakthroughs the problem of cleaning highway traffic facilities and the common fault that the safety warning effect is greatly reduced after the pollution, effectively reduces the highway maintenance cost, relieves the pollution of clean sewage, and accords with the green traffic development concept.
Detailed Description
One of the purposes of the invention is to provide a self-cleaning composite coating material.
In a preferred embodiment of the present invention, in particular, the present invention provides a self-cleaning composite coating material prepared by the steps of:
(1) adding the aqueous polymer emulsion, the nano titanium dioxide and the defoaming agent into a reactor in proportion to form a dispersion liquid (1);
(2) sequentially stirring and dispersing the dispersion liquid (1) at a low speed by using a laboratory stirrer and performing ultrasonic dispersion by using ultrasonic equipment to form a dispersion liquid (2);
(3) and (3) stirring and dispersing the dispersion liquid (2) at a high speed by using a high-speed shearing machine, and dripping a dispersing agent for 10 min.
Preferably, the aqueous polymer emulsion, the nano titanium dioxide, the dispersant and the defoaming agent are as follows in parts by weight: 30-50 parts of water-based polymer emulsion, 1-10 parts of nano titanium dioxide, 0.5-2 parts of dispersing agent and 0.1-0.5 part of defoaming agent.
Preferably, the aqueous polymer emulsion, the nano titanium dioxide, the dispersant and the defoaming agent are as follows in parts by weight: 40-45 parts of water-based polymer emulsion, 4-6 parts of nano titanium dioxide, 0.5-2 parts of dispersing agent and 0.1-0.5 part of defoaming agent.
Preferably, the aqueous polymer emulsion is an aqueous polyurethane emulsion and/or an aqueous polyacrylate emulsion.
Preferably, the dispersant is a polyurethane-based dispersant, for example, a polyurethane-based dispersant having a trade name of Ivicat, Netherlands: EFKA-4010.
Preferably, the defoamer is a silicone defoamer, for example, tradenames of byk, germany: BYK-066.
Preferably, the rotation speed of the low-speed stirring dispersion is 100-300rpm, and the time of the low-speed stirring dispersion is 20-40 min.
Preferably, the ultrasonic frequency of the ultrasonic dispersion is 20-100KHz, the output power of the ultrasonic dispersion is 500-1200W, and the time of the ultrasonic dispersion is further preferably 10-20min, wherein the operating voltage of the ultrasonic dispersion is 220V.
Preferably, the rotation speed of the high-speed stirring dispersion is 5000-30000rpm, and the time of the high-speed stirring dispersion is 20-40 min.
The invention also provides a preparation method of the self-cleaning composite coating material, which comprises the following steps:
(1) adding the aqueous polymer emulsion, the nano titanium dioxide and the defoaming agent in proportion to form a dispersion liquid (1);
(2) sequentially carrying out low-speed stirring dispersion and ultrasonic dispersion on the dispersion liquid (1) to form a dispersion liquid (2);
(3) and (3) stirring and dispersing the dispersion liquid (2) at a high speed, and simultaneously dropwise adding a dispersing agent for 10 min.
The invention also provides an application of the self-cleaning composite coating material on the surface of the accessory facilities along the highway, wherein the accessory facilities along the highway comprise guardrails, labels, safety islands, protective barriers, anti-dazzle plates, isolation barriers, shading barriers, sound insulation walls, separation strips and the like.
The self-cleaning composite coating material of the present invention, the preparation method and the application thereof will be specifically described through specific examples and experimental examples.
In the following examples and comparative examples, the contact angle of surface wetting water was measured using a contact angle tester model OCA20 manufactured by Dataphysics, Germany, in a range of 0 to 180 DEG with a measurement accuracy of + -0.1 deg.
The sources of the raw materials and the equipment used for the composite coating material of the invention are shown in Table 1
Table 1 materials and equipment sources used in the invention
The composition ratios of the composite coating materials in examples 1 to 6 and comparative examples 1 to 3 are shown in Table 2.
TABLE 2 proportions of the components of the inventive examples and comparative examples, (unit, g)
Example 1
According to the component proportion of example 1 in Table 2, aqueous polyurethane emulsion, nano titanium dioxide and defoaming agent are sequentially added into a reactor, a stirrer for a laboratory is started, then stirred and dispersed for 20min under the condition of 200rpm, then ultrasonically dispersed for 10min by an ultrasonic dispersion machine, wherein the ultrasonic dispersion frequency is 60KHZ, the ultrasonic output power is 500W, then stirred and dispersed at high speed by a high-speed shearing machine, the stirring speed is 5000rpm, the dispersion time is 40min, and meanwhile, dispersing agent is dripped into the high-speed shearing machine for 10min, so that the composite coating material 1 is obtained.
Surface wetting water contact angle: 3 degree
Example 2
Adding the aqueous polyurethane emulsion, the nano titanium dioxide and the defoaming agent into a reactor in sequence according to the component proportion of example 2 in Table 2, starting a stirrer for a laboratory, stirring and dispersing for 30min at 300rpm, ultrasonically dispersing for 15min by using an ultrasonic dispersion machine, wherein the ultrasonic dispersion frequency is 20KHZ, the ultrasonic output power is 1200W, stirring and dispersing at high speed by using a high-speed shearing machine, the stirring speed is 30000rpm, the dispersion time is 30min, and simultaneously dripping the dispersing agent into the high-speed shearing machine for 10min to obtain the composite coating material 2.
Surface wetting water contact angle: 1 degree
Example 3
According to the component proportion of example 3 in Table 2, aqueous polyurethane emulsion, nano titanium dioxide and defoaming agent are sequentially added into a reactor, a stirrer for a laboratory is started, then stirred and dispersed for 40min under the condition of 100rpm, then ultrasonically dispersed for 20min by an ultrasonic dispersion machine, wherein the ultrasonic dispersion frequency is 100KHZ, the ultrasonic output power is 600W, then stirred and dispersed at high speed by a high-speed shearing machine, the stirring speed is 12500rpm, the dispersion time is 20min, and meanwhile, dispersing agent is dripped into the high-speed shearing machine for 10min, so that the composite coating material 3 is obtained.
Surface wetting water contact angle: 5 degree
Example 4
Adding the aqueous acrylic emulsion, the nano titanium dioxide and the defoaming agent into a reactor in sequence according to the component proportion of example 4 in the table 2, starting a stirrer for a laboratory, stirring and dispersing for 30min at 200rpm, then ultrasonically dispersing for 13min by using an ultrasonic dispersion machine, wherein the ultrasonic dispersion frequency is 40KHZ, the ultrasonic output power is 1000W, then stirring and dispersing at high speed by using a high-speed shearing machine, the stirring speed is 10000rpm, the dispersion time is 40min, and simultaneously dripping the dispersing agent into the high-speed shearing machine for 10min to obtain the composite coating material 4.
Surface wetting water contact angle: 2 degree
Example 5
Adding the aqueous acrylic emulsion, the nano titanium dioxide and the defoaming agent into a reactor in sequence according to the component proportion of example 5 in Table 2, starting a stirrer for a laboratory, stirring and dispersing for 20min at 100rpm, ultrasonically dispersing for 16min by using an ultrasonic disperser, wherein the ultrasonic dispersion frequency is 80KHZ, the ultrasonic output power is 850W, stirring and dispersing at high speed by using a high-speed shearing machine, the stirring speed is 25000rpm, the dispersion time is 20min, and simultaneously dripping the dispersing agent into the high-speed shearing machine for 10min to obtain the composite coating material 5.
Surface wetting water contact angle: 7 DEG
Example 6
Adding the aqueous acrylic emulsion, the nano titanium dioxide and the defoaming agent into a reactor in sequence according to the component proportion of example 6 in Table 2, starting a stirrer for a laboratory, stirring and dispersing for 40min at 300rpm, then ultrasonically dispersing for 18min by using an ultrasonic dispersion machine, wherein the ultrasonic dispersion frequency is 30KHZ, the ultrasonic output power is 1100W, then stirring and dispersing at high speed by using a high-speed shearing machine, the stirring speed is 20000rpm, the dispersion time is 30min, and meanwhile, dropwise adding the dispersing agent into the high-speed shearing machine for 10min to obtain the composite coating material 6.
Surface wetting water contact angle: 4 degree
Comparative example 1
Comparative example 1 the same procedure as in example 2 was repeated except that ordinary titanium dioxide was used instead of the nano titanium dioxide to obtain comparative example 1.
Surface wetting water contact angle: 40 degree
Comparative example 2
The aqueous polyurethane emulsion, the nano titanium dioxide, the dispersant and the defoamer were sequentially added to the reactor according to the component proportion of comparative example 2 in table 2, the laboratory stirrer was started, and then comparative example 2 where the dispersion was stirred at 300rpm for 30min was obtained.
Surface wetting water contact angle: 30 degree
Comparative example 3
Adding the aqueous polyurethane emulsion, the nano titanium dioxide and the defoaming agent into a reactor in sequence according to the component proportion of comparative example 3 in the table 2, starting a stirrer for a laboratory, stirring and dispersing for 30min at 300rpm, then ultrasonically dispersing for 15min by using an ultrasonic disperser, wherein the ultrasonic dispersion frequency is 20KHZ, the ultrasonic output power is 1200W, then stirring and dispersing at high speed by using a high-speed shearing machine, the stirring speed is 30000rpm, and the dispersion time is 30min, thus obtaining comparative example 3.
Surface wetting water contact angle: 35 degree
Examples of the experiments
The coating prepared in the examples 1 to 6 and the comparative examples 1 to 3 is coated on the surface of the tinplate substrate, and a film is formed after two times of coating and curing, wherein the tinplate substrate meets the requirements of GB/T9271-2008 'Standard test Panel for color paint and varnish'. The obtained sample is subjected to a contact angle test according to the requirement of 5.4.3 in GB/T31815 supple 2015 self-cleaning paint for building external surfaces, and an organic matter decomposition test (methyl red) is carried out according to the requirement of 5.4.4.
Table 3 experimental examples experimental results
As can be seen from Table 3, the invention has better hydrophilicity after being irradiated by ultraviolet light for 24 hours, and the result of the photocatalytic degradation experiment shows that the color difference (delta E) of the test plate coated with methyl red is less than or equal to 3.0 after being irradiated by ultraviolet light for 24 hours compared with the test plate not coated with methyl red, which indicates that the invention has better photodegradation performance.
The foregoing is considered as illustrative and not restrictive in character, and that various modifications, equivalents, and improvements made within the spirit and principles of the invention are intended to be included within the scope of the invention.
Claims (12)
1. The self-cleaning composite coating material is characterized by being prepared by the following steps:
(1) mixing the aqueous polymer emulsion, the nano titanium dioxide and the defoaming agent to form a dispersion liquid (1);
(2) sequentially carrying out low-speed stirring dispersion and ultrasonic dispersion on the dispersion liquid (1) to form a dispersion liquid (2);
(3) the dispersion liquid (2) is stirred and dispersed at a high speed, and a dispersing agent is added dropwise.
2. The self-cleaning composite coating material of claim 1, wherein the aqueous polymer emulsion, the nano titanium dioxide, the dispersant and the defoamer are as follows in parts by weight: 30-50 parts of water-based polymer emulsion, 1-10 parts of nano titanium dioxide, 0.5-2 parts of dispersing agent and 0.1-0.5 part of defoaming agent.
3. The self-cleaning composite coating material of claim 2, wherein the aqueous polymer emulsion, the nano titanium dioxide, the dispersant and the defoamer are as follows in parts by weight: 40-45 parts of water-based polymer emulsion, 4-6 parts of nano titanium dioxide, 0.5-2 parts of dispersing agent and 0.1-0.5 part of defoaming agent.
4. The self-cleaning composite coating material of claims 1-3, wherein the aqueous polymer emulsion is an aqueous polyurethane emulsion and/or an aqueous polyacrylate emulsion.
5. The self-cleaning composite coating material of any one of claims 1 to 4, wherein the nano titanium dioxide is in anatase crystal form.
6. The self-cleaning composite coating material according to any one of claims 1 to 5, wherein the dispersant is a polyurethane-based dispersant.
7. The self-cleaning composite coating material according to any one of claims 1 to 6, wherein the defoaming agent is a silicone defoaming agent.
8. The self-cleaning composite coating material according to any one of claims 1 to 7, wherein the rotation speed of the low-speed stirring dispersion is 100-300rpm, and preferably, the time of the low-speed stirring dispersion is 20-40 min.
9. The self-cleaning composite coating material of any one of claims 1 to 8, wherein the ultrasonic frequency of the ultrasonic dispersion is 20 to 100KHz, and preferably the ultrasonic output power is 500 and 1200W.
10. The self-cleaning composite coating material according to any one of claims 1 to 9, wherein the rotation speed of the high speed stirring dispersion is 5000-30000rpm, and preferably, the time of the high speed stirring dispersion is 20-40 min.
11. A method for preparing a self-cleaning composite coating material as claimed in any one of claims 1 to 10, characterized by comprising the steps of:
(1) mixing the aqueous polymer emulsion, the nano titanium dioxide and the defoaming agent to form a dispersion liquid (1);
(2) sequentially carrying out low-speed stirring dispersion and ultrasonic dispersion on the dispersion liquid (1) to form a dispersion liquid (2);
(3) the dispersion liquid (2) is stirred and dispersed at a high speed, and a dispersing agent is added dropwise.
12. Use of the self-cleaning composite coating material according to any one of claims 1 to 10 on the surface of an accessory along a road.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011503898.6A CN112662295A (en) | 2020-12-18 | 2020-12-18 | Preparation method and application of self-cleaning composite coating material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011503898.6A CN112662295A (en) | 2020-12-18 | 2020-12-18 | Preparation method and application of self-cleaning composite coating material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112662295A true CN112662295A (en) | 2021-04-16 |
Family
ID=75406320
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011503898.6A Pending CN112662295A (en) | 2020-12-18 | 2020-12-18 | Preparation method and application of self-cleaning composite coating material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112662295A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103102791A (en) * | 2013-02-26 | 2013-05-15 | 杭州电子科技大学 | Preparation method of nano TiO2 self-cleaning transparent coating |
| CN103666132A (en) * | 2013-12-06 | 2014-03-26 | 青岛益群漆业集团有限公司 | Development of photo-catalytic super-hydrophilic transparent fluorocarbon self-cleaning paint |
| CN103666246A (en) * | 2013-12-06 | 2014-03-26 | 青岛益群漆业集团有限公司 | Photocatalytic super-hydrophilic transparent self-cleaning paint |
| CN108467647A (en) * | 2018-04-26 | 2018-08-31 | 合肥金云新材料有限公司 | A kind of automatically cleaning reflective heat-insulation paint and preparation method thereof |
| KR20200057442A (en) * | 2018-11-16 | 2020-05-26 | 한국생산기술연구원 | Photocatalytic self-cleaning anti-fingerprint coating solution, the manufacturing method thereof and the coating method using the coating solution |
| CN111849263A (en) * | 2020-07-27 | 2020-10-30 | 三棵树涂料股份有限公司 | High-weather-resistance photoinduced super-hydrophilic self-cleaning anti-fouling exterior wall paint and preparation method thereof |
-
2020
- 2020-12-18 CN CN202011503898.6A patent/CN112662295A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103102791A (en) * | 2013-02-26 | 2013-05-15 | 杭州电子科技大学 | Preparation method of nano TiO2 self-cleaning transparent coating |
| CN103666132A (en) * | 2013-12-06 | 2014-03-26 | 青岛益群漆业集团有限公司 | Development of photo-catalytic super-hydrophilic transparent fluorocarbon self-cleaning paint |
| CN103666246A (en) * | 2013-12-06 | 2014-03-26 | 青岛益群漆业集团有限公司 | Photocatalytic super-hydrophilic transparent self-cleaning paint |
| CN108467647A (en) * | 2018-04-26 | 2018-08-31 | 合肥金云新材料有限公司 | A kind of automatically cleaning reflective heat-insulation paint and preparation method thereof |
| KR20200057442A (en) * | 2018-11-16 | 2020-05-26 | 한국생산기술연구원 | Photocatalytic self-cleaning anti-fingerprint coating solution, the manufacturing method thereof and the coating method using the coating solution |
| CN111849263A (en) * | 2020-07-27 | 2020-10-30 | 三棵树涂料股份有限公司 | High-weather-resistance photoinduced super-hydrophilic self-cleaning anti-fouling exterior wall paint and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103436094B (en) | High temperature resistant touch screen ink of a kind of thermoset and preparation method thereof | |
| CN108912867A (en) | A kind of environmental protection high transparency super hydrophobic coating and its preparation method and application | |
| CN105838169B (en) | A kind of universal high-performance water-based glass ceramics glaze and preparation method thereof | |
| CN103865341B (en) | A kind of aqueous FEVE fluorocarbon coatings and preparation method thereof | |
| CN101696334A (en) | Dry powder paint for construction as well as preparation method and use method thereof | |
| CN108822603A (en) | A kind of preparation method of coating composition | |
| JP6753100B2 (en) | Photocatalytic coating composition | |
| CN1460697A (en) | Weatherability self-cleaning external wall coating material and its preparation method | |
| CN105295583A (en) | Preparation method for hydrophobic heat-reflective fluorocarbon coating | |
| JP2003147340A (en) | Super water repellent and super-water-repellent material made by using it | |
| CN107384195B (en) | A kind of weather-proof plucking decorative paint of organosilicon | |
| MX2007001244A (en) | Films or structural exterior materials using coating composition having self-cleaning property and preparation method thereof. | |
| CN101812263A (en) | Waterborne weather-resistant self-cleaning type silicone acrylic latex paint and production method thereof | |
| CN111534218A (en) | Stain-resistant water paint and production process thereof | |
| CN108504281A (en) | A kind of stabilization can repair the preparation method of zinc oxide/polysiloxanes super-hydrophobic coat | |
| CN106833333B (en) | A kind of aqueous anti-doodling paint and preparation method thereof | |
| CN109401564B (en) | High-weather-resistance hydrophobic self-cleaning metal curtain wall plate and preparation method thereof | |
| CN105482597A (en) | Ultra-stain-resistant self-cleaning paint and preparation method thereof | |
| CN113548833B (en) | Real stone paint and preparation method and application thereof | |
| CN112662295A (en) | Preparation method and application of self-cleaning composite coating material | |
| CN106065268A (en) | A kind of electrostatic spraying unsaturated polyester (UP) white primer and preparation method thereof | |
| CN111454629A (en) | Super-hydrophobic water paint and production process thereof | |
| CN106700863A (en) | Super-hydrophobic coating as well as preparation method and application of super-hydrophobic | |
| CN110317529A (en) | The Water-borne Polyurethane/acrylate Coatings and preparation method thereof of containing paint slag powder | |
| CN102993852A (en) | Novel nanometer self-cleaning fluorocarbon coating for exterior wall and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210416 |
|
| RJ01 | Rejection of invention patent application after publication |