CN113174151B - Slurry and preparation method and application thereof - Google Patents

Slurry and preparation method and application thereof Download PDF

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CN113174151B
CN113174151B CN202110494376.2A CN202110494376A CN113174151B CN 113174151 B CN113174151 B CN 113174151B CN 202110494376 A CN202110494376 A CN 202110494376A CN 113174151 B CN113174151 B CN 113174151B
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oxide
glass
parts
slurry
nano powder
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CN113174151A (en
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纪丽明
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Zhuhai Lizhong Industrial Co ltd
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Zhuhai Lizhong Industrial Co ltd
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    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING 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
    • C09D1/00Coating compositions, e.g. paints, varnishes or lacquers, based on inorganic substances
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING 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
    • C09D7/00Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40Additives
    • C09D7/60Additives non-macromolecular
    • C09D7/61Additives non-macromolecular inorganic
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING 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
    • C09D7/00Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40Additives
    • C09D7/65Additives macromolecular

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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)
  • Glass Compositions (AREA)
  • Surface Treatment Of Glass (AREA)

Abstract

The invention belongs to the technical field of coatings, and discloses a slurry, and a preparation method and application thereof. The slurry comprises nano powder and an organic carrier; the raw material components for preparing the nano powder comprise: bismuth oxide, silicon oxide, boron oxide, sodium oxide, and titanium oxide. The nano powder is matched with slurry formed by an organic carrier, and the slurry is coated or printed on the surface of glass, and after high-temperature treatment, the formed coating has good weather resistance, particularly good weather resistance to light and acidic liquid, and can also obviously improve the strength of the glass, thereby improving the safety of the glass and being beneficial to the application of the glass in automobiles.

Description

Slurry and preparation method and application thereof
Technical Field
The invention belongs to the technical field of coatings, and particularly relates to slurry as well as a preparation method and application thereof.
Background
Early automotive glass was an untempered single piece of glass that broken into sharp fragments that aggravated human casualties during automobile accidents. Later, the glass for the automobile is locally tempered, so that the strength is improved, the safety is also improved, and the safety performance needs to be further improved. With the rapid development of the automobile industry, people begin to coat paint or slurry on the surface of glass for automobiles, and although the strength of the glass can be improved to a certain extent, and the safety is further improved, the weather resistance of a coating formed by the coated paint is poor, especially the weather resistance to light and acidic liquid (acid rain) is poor, the weather resistance of the coating is poor, the protection of the coating on the glass is reduced, the strength of the glass is reduced, and the safety of the glass is further reduced.
Therefore, it is desirable to provide a coating or paste, which can be coated on the surface of glass, and which can form a coating with good weather resistance and high strength, thereby improving the safety of glass.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art described above. Therefore, the invention provides the slurry, the preparation method and the application thereof, and the coating formed by coating the slurry on the surface of the glass has good weather resistance, for example, the coating does not change color and fall off after being soaked in 0.05mol/L sulfuric acid for more than 70 hours at 80 ℃. The slurry is coated on the surface of the glass, and the strength of the glass can be improved, so that the safety of the glass is improved. The slurry is applied to the surface of the glass for the automobile, so that the safety of the glass for the automobile can be greatly improved.
The invention conception of the invention is as follows: the invention mixes the bismuth oxide, the silicon oxide, the boron oxide, the sodium oxide and the titanium oxide to prepare the nano powder, matches with the organic carrier to form slurry, coats the slurry on the surface of the glass, and forms a coating after high-temperature treatment, wherein the coating has good weather resistance, especially good weather resistance to light and acid liquid, and can also obviously improve the strength of the glass, thereby improving the safety of the glass.
A first aspect of the invention provides a slurry.
Specifically, the slurry comprises nano powder and an organic carrier;
the raw material components for preparing the nano powder comprise: bismuth oxide, silicon oxide, boron oxide, sodium oxide, and titanium oxide.
Preferably, the particle size of the nano powder is 25-85 nm; further preferably, the particle size of the nano powder is 30-80 nm; more preferably, the particle size of the nano powder is 40-60 nm. The proper particle size is beneficial to improving the uniformity of the organic carrier on the load of the nano powder, and further improving the weather resistance of the coating formed by the slurry.
Preferably, the oxide of bismuth is bismuth oxide (Bi)2O3)。
Preferably, the silicon oxide is selected from SiO, SiO2Or Si2O6At least one of; further preferably, the oxide of silicon is SiO2
Preferably, the oxide of boron is B2O3
Preferably, the oxide of sodium is Na2O and/or Na2CO3(ii) a Further preferably, the sodium oxide is Na2O。
Preferably, the titanium oxide is selected from titanium dioxide (TiO)2) And/or titanium pentoxide (Ti)2O5)。
Preferably, the organic carrier includes acrylic resin and/or polyacrylic resin. When the organic carrier simultaneously comprises acrylic resin and polyacrylic resin, the coating formed on the glass surface by the sizing agent is flat and free of pinholes and other defects, the formed coating is attractive, and the weather resistance of the coating is obviously superior to that of the coating formed by only using acrylic resin.
Preferably, the slurry further comprises an auxiliary agent.
Preferably, the auxiliary agent is selected from at least one of a dispersant, a thickener, a film forming aid, a leveling agent, or an antifoaming agent.
Preferably, the dispersing agent is a surfactant, and the dispersing agent is selected from at least one of stearic acid, sodium dodecylbenzenesulfonate, lecithin or polysorbate.
Preferably, the thickener is at least one of silicone modified polyurethane resin, carboxymethyl cellulose, propylene glycol alginate ester or methyl cellulose.
Preferably, the film forming assistant is at least one selected from ethylene glycol monobutyl ether, dipropylene glycol butyl ether and propylene glycol methyl ether acetate.
Preferably, the leveling agent is at least one of isophorone, diacetone alcohol or polydimethylsiloxane.
Preferably, the defoaming agent is at least one of fatty acid, fatty acid ester or phosphate ester.
Preferably, the slurry further comprises water; further preferably, the water is deionized water.
Preferably, the slurry comprises, by weight, 8-25 parts of nano powder and 35-60 parts of organic carrier.
Preferably, the raw material components for preparing the nano powder comprise, by weight: 25-55 parts of bismuth oxide, 25-45 parts of silicon oxide, 5-15 parts of boron oxide, 5-15 parts of sodium oxide and 15-25 parts of titanium oxide.
Further preferably, the raw material components for preparing the nano powder comprise, by weight: 30-50 parts of bismuth oxide, 30-40 parts of silicon oxide, 5-10 parts of boron oxide, 5-10 parts of sodium oxide and 15-20 parts of titanium oxide.
Preferably, the organic carrier comprises 20-45 parts of acrylic resin and 5-18 parts of polyacrylic resin.
Preferably, the content of the auxiliary agent is 1-8 parts; further preferably, the content of the auxiliary agent is 2-6 parts.
Preferably, the content of the water is 20-85 parts; further preferably, the content of the water is 25 to 80 parts.
A second aspect of the invention provides a method of preparing a slurry.
Specifically, the preparation method of the slurry comprises the following steps:
and mixing the nano powder with an organic carrier to prepare the slurry.
Preferably, the preparation process of the nano powder is as follows: mixing bismuth oxide, silicon oxide, boron oxide, sodium oxide and titanium oxide, melting, cooling and grinding to obtain the nano powder.
Preferably, the temperature of the melting treatment is 1450-1550 ℃; further preferably, the temperature of the melting treatment is 1450-1500 ℃. The proper melting treatment temperature is beneficial to preparing the nano powder with uniform performance, and the strength of the glass is further improved when the slurry forms a coating on the surface of the glass, so that the safety of the glass is improved.
Preferably, the cooling is to room temperature (e.g., 10-40 ℃).
Preferably, the milling is carried out using a ball mill.
Preferably, the preparation method of the slurry comprises the following steps:
and adding the nano powder into water for dispersion, then adding an auxiliary agent, stirring, adding an organic carrier, and mixing to obtain the slurry.
Preferably, the organic carrier is added and then mixed at 60 to 70 ℃.
A third aspect of the invention provides the use of the above slurry.
In particular to the application of the sizing agent in the glass field.
Preferably, the glass is a glass for an automobile.
The application of the slurry comprises the following steps:
and coating or printing the slurry on glass, and carrying out heat preservation treatment.
Preferably, the printing is screen printing, and the mesh number of the screen is 70-100 meshes, preferably 75-100 meshes.
Preferably, the temperature of the heat preservation treatment is 670-; further preferably, the temperature of the heat preservation treatment is 680-720 ℃. The glass obtained by processing at the temperature of the heat preservation treatment has high strength, so that the glass has good safety when being applied to automobiles. Meanwhile, the slurry has good weather resistance after heat preservation treatment.
Preferably, the time of the heat preservation treatment is 150-200 seconds; further preferably, the time of the heat preservation treatment is 170-180 seconds.
Glass comprising a coating on the surface of the glass, the coating being formed from the paste according to the invention.
Preferably, the thickness of the coating is 18-28 μm; further preferably, the thickness of the coating is 20-25 μm.
Compared with the prior art, the invention has the following beneficial effects:
(1) the invention mixes the bismuth oxide, silicon oxide, boron oxide, sodium oxide and titanium oxide to prepare nano powder, and matches with organic carrier to form slurry, and the slurry is coated on the surface of glass, after high temperature treatment, the formed coating has good weather resistance, especially has good weather resistance to light and acid liquid (for example, in 0.05mol/L sulfuric acid, the coating does not change color or fall off after being soaked for more than 70 hours at 80 ℃), and the strength of the glass can be obviously improved, thereby improving the safety of the glass.
(2) When the organic carrier simultaneously comprises acrylic resin and polyacrylic resin, the coating formed on the glass surface by the sizing agent is flat and free of pinholes and other defects, the formed coating is attractive, and the weather resistance of the coating is obviously superior to that of the coating formed by only using acrylic resin.
Detailed Description
In order to make the technical solutions of the present invention more apparent to those skilled in the art, the following examples are given for illustration. It should be noted that the following examples are not intended to limit the scope of the claimed invention.
The starting materials, reagents or apparatuses used in the following examples are conventionally commercially available or can be obtained by conventionally known methods, unless otherwise specified.
Example 1: preparation of the slurry
A slurry comprises, by weight, 10 parts of nano powder, 35 parts of an organic carrier, 2 parts of a dispersant and 53 parts of deionized water;
the raw material components for preparing the nano powder comprise: bi2O3、SiO2、B2O3、Na2O and TiO2
The organic carrier comprises acrylic resin;
the dispersant is sodium dodecyl benzene sulfonate.
The preparation method of the slurry comprises the following steps:
adding the nano powder into deionized water for dispersing, then adding a dispersing agent, stirring, adding an organic carrier, and mixing at 65 ℃ to prepare slurry;
the preparation process of the nano powder comprises the following steps: 30 parts of Bi2O328 parts of SiO26 parts of B2O36 parts of Na2O and 20 parts of TiO2Mixing, melting at 1500 deg.C for 2 hr, cooling to room temperature, and grinding with ball mill to obtain nanometer powder with particle diameter of 30-40 nm.
Example 2: preparation of the slurry
A slurry comprises, by weight, 10 parts of nano powder, 35 parts of an organic carrier, 2 parts of a dispersant and 53 parts of deionized water;
the raw material components for preparing the nano powder comprise: bi2O3、SiO2、B2O3、Na2O and TiO2
The organic carrier comprises 20 parts of acrylic resin and 15 parts of polyacrylic resin;
the dispersant is sodium dodecyl benzene sulfonate.
The preparation method of the slurry comprises the following steps:
adding the nano powder into deionized water for dispersing, then adding a dispersing agent, stirring, adding an organic carrier, and mixing at 65 ℃ to prepare slurry;
the preparation process of the nano powder comprises the following steps: 30 parts of Bi2O328 parts of SiO26 parts of B2O36 parts of Na2O and 20 parts of TiO2Mixing, melting at 1500 deg.C for 2 hr, cooling to room temperature, and grinding with ball mill to obtain nanometer powder with particle diameter of 30-40 nm.
Example 3: preparation of the slurry
A slurry comprises 18 parts of nano powder, 45 parts of organic carrier, 2 parts of dispersant, 1 part of thickener, 1 part of film forming assistant, 1 part of flatting agent and 60 parts of deionized water;
the raw material components for preparing the nano powder comprise: bi2O3、SiO2、B2O3、Na2O、TiO2And Ti2O5
The organic carrier comprises 20 parts of acrylic resin and 12 parts of polyacrylic resin;
the dispersant is stearic acid;
the thickening agent is carboxymethyl cellulose;
the film forming additive is ethylene glycol monobutyl ether;
the leveling agent is polydimethylsiloxane.
The preparation method of the slurry comprises the following steps:
adding the nano powder into deionized water for dispersing, then adding a dispersing agent, a thickening agent, a film-forming assistant and a flatting agent, stirring, adding an organic carrier, and stirring and mixing for 30 minutes at 70 ℃ to prepare slurry;
the preparation process of the nano powder comprises the following steps: 40 parts of Bi2O335 parts of SiO28 parts of B2O37 parts of Na2O, 15 parts of TiO2And 10 parts of Ti2O5Mixing, melting at 1550 deg.C for 2.5 hr, cooling to room temperature, and grinding with ball mill to obtain nanometer powder with particle size of 40-45 nm.
Example 4: preparation of the slurry
A slurry comprises, by weight, 22 parts of nano powder, 55 parts of an organic carrier, 2 parts of a dispersant, 1 part of a thickener, 1 part of a film-forming aid, 1 part of a leveling agent, 1 part of a defoaming agent and 60 parts of deionized water;
the raw material components for preparing the nano powder comprise: bi2O3、SiO2、B2O3、Na2O、TiO2
The organic carrier comprises 37 parts of acrylic resin and 18 parts of polyacrylic resin;
the dispersant is stearic acid;
the thickening agent is carboxymethyl cellulose;
the film forming additive is ethylene glycol monobutyl ether;
the flatting agent is polydimethylsiloxane;
the defoaming agent is fatty acid.
The preparation method of the slurry comprises the following steps:
adding the nano powder into deionized water for dispersing, then adding a dispersing agent, a thickening agent, a film-forming assistant and a flatting agent, stirring, adding an organic carrier, and stirring and mixing for 30 minutes at 68 ℃ to prepare slurry;
the preparation process of the nano powder comprises the following steps: 50 parts of Bi2O335 parts of SiO210 parts of B2O312 parts of Na2O and 18 parts of TiO2Mixing, melting at 1500 deg.C for 2 hr, cooling to room temperature, and grinding with ball millTo prepare the nano powder, wherein the grain diameter of the nano powder is 50-60 nm.
Example 5: preparation of the slurry
Compared with example 4, example 5 differs only in that the temperature of the melt processing is 1600 ℃, and the remaining components and preparation method are the same as example 4.
Example 6: preparation of the slurry
Compared with example 4, example 6 is different only in that the parameters in the grinding process of the ball mill are changed, so that the particle size of the nano powder prepared by grinding is 95-100 nm.
Application example 1
Use of the slurry prepared in example 1 comprising the steps of:
the paste prepared in example 1 was screen-printed (mesh number of screen: 80 mesh) on glass, and heat-preserved at 680 ℃ for 180 seconds.
The glass surface obtained by the above application process contained a coating having a thickness of 22 μm.
Application example 2
The use of the slurry prepared in example 2, comprising the steps of:
the paste prepared in example 2 was screen-printed (mesh number of screen: 80 mesh) on glass, and heat-preserved at 680 ℃ for 180 seconds.
The glass surface produced by the above application process contained a coating having a thickness of 22 μm.
Application example 3
Use of the slurry prepared in example 3 comprising the steps of:
the paste prepared in example 3 was screen-printed (mesh number of screen is 90 mesh) on glass, and heat-insulated at 690 ℃ for 180 seconds.
The glass surface obtained by the above application process contained a coating having a thickness of 23 μm.
Application example 4
Use of the slurry prepared in example 4 comprising the steps of:
the paste obtained in example 4 was screen-printed (mesh number of screen: 70 mesh) on glass, and heat-insulated at 685 ℃ for 180 seconds.
The glass surface obtained by the above application process contained a coating having a thickness of 25 μm.
Application example 5
Use of the slurry prepared in example 5 comprising the steps of:
the paste obtained in example 5 was screen-printed (mesh number of screen: 70 mesh) on glass, and heat-insulated at 685 ℃ for 180 seconds.
The glass surface obtained by the above application process contained a coating having a thickness of 25 μm.
Application example 6
Use of the slurry prepared in example 6 comprising the steps of:
the paste obtained in example 6 was screen-printed (mesh number of screen: 70 mesh) on glass, and heat-insulated at 685 ℃ for 180 seconds.
The glass surface obtained by the above application process contained a coating having a thickness of 25 μm.
Comparative example 1
Compared with example 4, comparative example 1 is different only in that no Bi is added in the preparation process of the nano-powder in comparative example 12O3The other components and the preparation method were the same as in example 4, and a slurry was prepared.
Use of the slurry prepared in comparative example 1, comprising the steps of:
the paste prepared in comparative example 1 was screen-printed (mesh number of screen is 70 mesh) on glass, and heat-insulated at 685 deg.c for 180 seconds.
The glass surface produced by the above application process contained a coating having a thickness of 25 μm.
Comparative example 2
Comparative example compared with example 42, the difference is that no SiO is added in the preparation process of the nano powder in the comparative example 22The other components and the preparation method were the same as in example 4, and a slurry was prepared.
Use of the slurry prepared in comparative example 2, comprising the steps of:
the paste prepared in comparative example 2 was screen-printed (mesh number of screen is 70 mesh) on glass, and heat-insulating treatment was carried out at 685 ℃ for 180 seconds.
The glass surface obtained by the above application process contained a coating having a thickness of 25 μm.
Comparative example 3
Compared with example 3, comparative example 3 is different only in that B is not added in the preparation process of the nano-powder in comparative example 32O3The remaining components and preparation method were the same as in example 3, to prepare a slurry.
Use of the slurry prepared in comparative example 3, comprising the steps of:
the paste prepared in comparative example 3 was screen-printed (mesh number of screen is 90 mesh) on glass, and heat-insulating treatment was carried out at 690 ℃ for 180 seconds.
The glass surface obtained by the above application process contained a coating having a thickness of 23 μm.
Comparative example 4
Comparative example 4 is different from example 2 only in that TiO is not added in the preparation of the nano powder in comparative example 42The other components and the preparation method were the same as in example 2, and a slurry was prepared.
Use of the slurry prepared in comparative example 4, comprising the steps of:
the paste prepared in comparative example 4 was screen-printed (mesh number of screen: 80 mesh) on glass, and heat-preserved at 680 deg.c for 180 seconds.
The glass surface obtained by the above application process contained a coating having a thickness of 22 μm.
Product effectiveness testing
1. Strength test
The strength of each glass was measured by using glasses having a coated surface obtained in application examples 1 to 6 and comparative examples 1 to 4 and glasses having no coated surface as a control (the glasses used in application examples 1 to 6 and comparative examples 1 to 4 were the same as those of the control), and the results are shown in table 1.
Table 1: results of Strength test
Strength (MPa)
Application example 1 67.2
Application example 2 68.3
Application example 3 69.2
Application example 4 69.8
Application example 5 64.5
Application example 6 67.9
Comparative example 1 50.6
Comparative example 2 51.3
Comparative example 3 52.8
Comparative example 4 52.1
Control group 31.3
As can be seen from Table 1, the strength of the glasses having a coating layer on the surface obtained by the application examples 1 to 6 was significantly higher than that of the glasses having a coating layer on the surface obtained by the comparative examples 1 to 4. As can be seen from application examples 4-5, the melting temperature of the nanopowder in the slurry used in application example 5 is 1600 ℃, which is not the preferred 1450 ℃ and 1550 ℃. Therefore, the strength of the glass produced in application example 5 was relatively smaller than that of the glass produced in application example 4. It can be seen that the temperature of the melting process during the preparation of the nanopowder has an impact on the strength of the final glass product.
2. Weather resistance test
2.1 acid liquor resistance test
The glasses having a coating layer on the surface obtained in application examples 1 to 6 and comparative examples 1 to 4 were immersed in 0.05mol/L sulfuric acid at 80 ℃ for 72 hours, and the results are shown in Table 2.
Table 2: acid resistance test results
Coating conditions
Application example 1 The coating does not change color and fall off
Application example 2 The coating does not change color and fall off
Application example 3 The coating does not change color and fall off
Application example 4 The coating does not change color and fall off
Application example 5 The coating does not change color or fall off
Application example 6 The coating does not change color and fall off
Comparative example 1 Discoloration and peeling of the coating
Comparative example 2 The coating does not change color and fall off
Comparative example 3 Fall off
Comparative example 4 Fall off
As can be seen from Table 2, the glass having a coating on the surface thereof obtained in examples 1 to 6 was significantly superior in acid resistance to the glass of comparative examples 1 to 4.
Further, the glass having a coating layer on the surface obtained in application examples 1 to 2, application example 4 and application example 6 was immersed in 0.05mol/L sulfuric acid at 80 ℃ for a sufficient period of time, and it was found that the glass having a coating layer on the surface obtained in application example 2 was not discolored and was not peeled for 6.5 hours longer than the glass having a coating layer obtained in application example 1. The coating of the glass having a coating layer on the surface obtained in application example 4 did not change color and did not peel off for a longer period of time than the coating of the glass obtained in application example 6 by 1.5 hours.
2.2 test for light resistance
The glasses having a coating layer on the surfaces obtained in application example 4 and comparative examples 1 to 2 were irradiated with xenon lamp (light irradiation period: irradiance of 0.55 w/m)2The blackboard temperature is 89 ℃, the temperature in the box is 62 ℃, the relative humidity is 50 percent, and the time duration is 3.8 hours; and (3) a dark stage: irradiance of 0, in-box temperature of 38 ℃, relative humidity of 95%, one cycle of light and one cycle of dark for 4.8 hours), it was found that the coating layer of the glass having a coating layer on the surface obtained in application example 4 withstood irradiation for about 1500 hours under xenon lamp irradiation of the same intensity, and no powdering of the coating layer occurred. The coatings of the glasses having the coating layers on the surfaces obtained in comparative examples 1-2, on the other hand, show powdering of the coatings upon irradiation for about 1350 hours and about 1200 hours, respectively.
Therefore, the coating formed on the surface of the glass by the slurry prepared by the embodiment of the invention has good weather resistance.

Claims (5)

1. The slurry is characterized by comprising 8-25 parts by weight of nano powder, 35-60 parts by weight of organic carrier, auxiliary agent and water;
the raw material components for preparing the nano powder consist of bismuth oxide, silicon oxide, boron oxide, sodium oxide and titanium oxide;
the auxiliary agent is at least one of a dispersing agent, a thickening agent, a film-forming auxiliary agent, a flatting agent or a defoaming agent;
the particle size of the nano powder is 25-85 nm;
the oxide of bismuth is bismuth oxide;
the oxide of sodium is Na2O and/or Na2CO3(ii) a The oxide of titanium is titanium dioxide and/or titanium pentoxide;
the organic carrier comprises acrylic resin and polyacrylic resin;
the raw material components for preparing the nano powder comprise 25-55 parts of bismuth oxide, 25-45 parts of silicon oxide, 5-15 parts of boron oxide, 5-15 parts of sodium oxide and 15-25 parts of titanium oxide in parts by weight;
the preparation process of the nano powder comprises the following steps: mixing the oxide of bismuth, the oxide of silicon, the oxide of boron, the oxide of sodium and the oxide of titanium, performing melting treatment, cooling and grinding to obtain the nano powder;
the temperature of the melting treatment was 1450-.
2. A method for preparing the slurry according to claim 1, comprising the steps of:
and mixing the nano powder, the organic carrier, the auxiliary agent and water to prepare the slurry.
3. Use of the paste of claim 1 in the field of glass.
4. Use according to claim 3, characterized in that it comprises the following steps:
and coating or printing the slurry on glass, and carrying out heat preservation treatment.
5. A glass comprising a coating on a surface of the glass, the coating formed from the paste of claim 1.
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CN110028831A (en) * 2019-04-23 2019-07-19 郑州知淘信息科技有限责任公司 A kind of tempered glass of automobile crown glass ink and preparation method thereof
CN112174531A (en) * 2020-10-19 2021-01-05 厦门翰森达电子科技有限公司 Dielectric layer glaze for ceramization of glass substrate and preparation method thereof

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CN101629048A (en) * 2009-02-26 2010-01-20 深圳大学 Tin oxide bismuth aqueous spectral selectivity nano paint and preparation method thereof
CN107459868A (en) * 2017-09-26 2017-12-12 句容市后白镇迎瑞印花厂 A kind of automobile glass printing ink of acid and alkali-resistance and preparation method thereof
CN108147673A (en) * 2018-01-29 2018-06-12 福耀玻璃工业集团股份有限公司 A kind of glass dust, ink and chemically reinforced glass
CN110028831A (en) * 2019-04-23 2019-07-19 郑州知淘信息科技有限责任公司 A kind of tempered glass of automobile crown glass ink and preparation method thereof
CN112174531A (en) * 2020-10-19 2021-01-05 厦门翰森达电子科技有限公司 Dielectric layer glaze for ceramization of glass substrate and preparation method thereof

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