CN114933831A - Coating capable of forming cortex and preparation method thereof - Google Patents
Coating capable of forming cortex and preparation method thereof Download PDFInfo
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- CN114933831A CN114933831A CN202111539583.1A CN202111539583A CN114933831A CN 114933831 A CN114933831 A CN 114933831A CN 202111539583 A CN202111539583 A CN 202111539583A CN 114933831 A CN114933831 A CN 114933831A
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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
- C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
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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
-
- 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
- C09D7/65—Additives macromolecular
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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
- C08K3/02—Elements
- C08K3/08—Metals
- C08K2003/0806—Silver
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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
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
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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
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
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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)
- Plant Pathology (AREA)
- Inorganic Chemistry (AREA)
- Paints Or Removers (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
Abstract
A leather-formable coating material, characterized by: comprises the following components: 25-45 parts of acrylic emulsion, 20 parts of titanium dioxide, 10 parts of water, 5 parts of photocatalyst, 0.2-0.5 part of water-based additive, 0.5 part of water-based thickener, 0.5 part of nano-silver antibacterial agent and 10 parts of filler. The invention leads the coating to form the surface effect of leather ground after brushing the coating on the surface of the carrier, develops another use function of the coating, and also discloses a preparation method.
Description
Technical Field
The invention belongs to the field of coatings, and particularly relates to a coating capable of forming a leather layer and a preparation method thereof.
Background
With the investment and development of enterprises on chemical products, coatings with various functions are developed, such as water-based metallic paint with relatively representative meaning. But the market is available in demand, and the research and development path of other kinds of functional coatings which can meet the market is still far.
At present, no leather coating is available on the market, which can make the surface of the carrier show leather surface effect after being coated on the carrier.
Disclosure of Invention
The invention aims to solve the problem that no coating is coated on a carrier to enable the surface of the carrier to show a leather effect at present, and provides a coating capable of forming a leather layer and a preparation method thereof.
The technical scheme of the invention to solve the problems is as follows:
a leather-formable coating material, characterized by: comprises the following components: 25-45 parts of acrylic emulsion, 20 parts of titanium dioxide, 10 parts of water, 5 parts of photocatalyst, 0.2-0.5 part of water-based additive, 0.5 part of water-based thickener, 0.5 part of nano-silver antibacterial agent and 10 parts of filler.
Preferably, where the acrylic emulsion is 25, a polyurethane dispersion of component 20, and a silica sol of component 7 are also included.
Preferably, where the acrylic emulsion is 32, a polyurethane dispersion of component 20 is also included.
Preferably, the acrylic emulsion 45 further comprises a silica sol having a composition of 7.
Preferably, the coating preparation process is characterized in that: the method comprises the following steps:
(1) adding water into the stirring kettle, and adjusting the rotating speed of the dispersion disc to 1000 revolutions per minute;
(2) adding the aqueous auxiliary agent into a stirring kettle, and stirring for 10 minutes;
(3) regulating the rotating speed to 2000 r/min, and slowly adding the titanium dioxide and the filler into the stirring kettle;
(4) adding the photocatalyst and the nano-silver antibacterial agent into a stirring kettle, maintaining the rotating speed of 2000 rpm for dispersion for 30 minutes, and testing that the dispersion fineness is below 10um to be qualified;
(5) adjusting the rotating speed to 600 revolutions per minute, sequentially adding the acrylic emulsion and the polyurethane dispersoid, and stirring and dispersing for 10 minutes;
(6) adding silica sol, stirring and dispersing for 10 minutes;
(7) adding the aqueous thickening agent, and stirring for 10 minutes;
(8) testing the viscosity, and controlling the viscosity to be 100 +/-2 KU by using the thickening agent;
(9) testing the pH value, wherein the pH value is qualified when being 8-9;
(10) and after the paint film is qualified in the scratch card test, filtering and packaging.
Preferably, an acrylic emulsion of component 25, a polyurethane dispersion of component 20 and a silica sol of component 7 are added.
Preferably, the polyurethane dispersion in step 5 is removed by adding an acrylic emulsion having component 45.
The invention has the following beneficial effects:
compared with the prior art, the formula provided by the invention can form the surface effect of a leather ground after the paint is brushed on the surface of the carrier, and develops another using function of the paint.
Description of the drawings:
FIG. 1 is a diagram showing the effect of the coating formed on the carrier by the coating prepared by the practice of the present invention.
FIG. 2 is a folded display with the carrier folded in half after practice of the invention.
The specific implementation mode is as follows:
in order to make the technical solutions of the present invention more apparent to those skilled in the art. The following examples are merely intended to more clearly illustrate the invention, i.e., to provide a more thorough understanding of the invention, and are given numerous specific details. It will be apparent, however, to one skilled in the art that the present invention may be practiced without one or more of these specific details. In these examples, some features that are well known in the art have not been described in order to avoid obscuring the present invention.
It is understood that the present invention may be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, which are intended as examples only and should not be construed as limiting the scope of the invention.
In addition, it should be noted that technical terms or scientific terms used herein should be given the ordinary meanings as understood by those skilled in the art to which the present invention belongs, unless otherwise specified.
Example 1, a formable coating comprising the following components: 25 parts of acrylic emulsion, 20 parts of polyurethane dispersoid, 7 parts of silica sol, 20 parts of titanium dioxide, 10 parts of water, 5 parts of photocatalyst, 0.2-0.5 part of aqueous additive, 0.5 part of aqueous thickener, 0.5 part of nano-silver antibacterial agent and 10 parts of filler.
Wherein the water-based auxiliary agent comprises one or more of cellulose ether, a dispersing wetting agent, a defoaming agent and a multifunctional auxiliary agent. When the four are mixed for use, the proportion is 1: 7: 2: 10. the filler is heavy calcium carbonate.
The components are commercially available and do not need to be specially customized by manufacturers.
The preparation method comprises the following steps:
(1) and adding the water of the component 10 into a stirring kettle, and adjusting the rotating speed of a dispersion disc to 1000 revolutions per minute.
(2) And slowly adding the aqueous auxiliary agents of 0.2-0.5 into the stirring kettle in sequence while stirring, and then continuously stirring for 10 minutes.
(3) Regulating the rotating speed to 2000 revolutions per minute, and slowly adding the titanium dioxide of the component 20 and the inorganic filler of the component 10 into the stirring kettle.
(4) Adding the component 5 photocatalyst and the component 0.5 nano silver antibacterial agent into a stirring kettle while stirring, maintaining the rotating speed of 2000 rpm for dispersing for 30 minutes, and entering the next step when the dispersion fineness is tested to be below 10 um.
(5) And regulating the rotating speed to 600 revolutions per minute, slowly adding the component 25 of acrylic emulsion, adding the component 20 of polyurethane dispersion, and stirring and dispersing for 10 minutes.
(6) And adding the component 7 of silica sol, and stirring and dispersing for 10 minutes.
(7) And adding the aqueous thickening agent of the component 0.5, and stirring for 10 minutes.
(8) The viscosity is tested and controlled to be 100 +/-2 KU by using the thickening agent.
(9) And testing the pH value, wherein the pH value is qualified when being 8-9.
(10) And after the paint film is qualified in the scratch card test, filtering and packaging.
The various parameters of the finished product are as follows:
the qualified product coating is coated on the surfaces of different carriers, the surface body is in a leather shape after air drying, the adhesive force is as described in the table above, and the flexibility and the anti-sticking performance of the surface body are excellent. Referring to fig. 1 and 2, fig. 1 shows a putty base, and fig. 2 shows a double-fold test.
Example 2, a formable coating comprising the following components: acrylic emulsion 32, polyurethane dispersoid 20, silica sol 0.01, titanium dioxide 20, water 10, photocatalyst 5, aqueous additive 0.2-0.5, aqueous thickener 0.5, nano-silver antibacterial agent 0.5 and filler 10.
Wherein the water-based auxiliary agent comprises one or more of cellulose ether, a dispersing wetting agent, a defoaming agent and a multifunctional auxiliary agent. When the four are mixed for use, the proportion is 1: 7: 2: 10. the filler is heavy calcium carbonate.
The components are commercially available and do not need to be specially customized by manufacturers.
The preparation method comprises the following steps:
(1) adding the water of the component 10 into a stirring kettle, and adjusting the rotating speed of a dispersion disc to 1000 revolutions per minute.
(2) Slowly adding the aqueous auxiliary agents of 0.2-0.5 into the stirring kettle in sequence while stirring, and then continuously stirring for 10 minutes.
(3) Regulating the rotating speed to 2000 revolutions per minute, and slowly adding the titanium dioxide of the component 20 and the inorganic filler of the component 10 into the stirring kettle.
(4) Adding the component 5 photocatalyst and the component 0.5 nano silver antibacterial agent into a stirring kettle while stirring, maintaining the rotating speed of 2000 rpm for dispersing for 30 minutes, and entering the next step when the dispersion fineness is tested to be below 10 um.
(5) And regulating the rotation speed to 600 revolutions per minute, slowly adding the component 32 of acrylic emulsion, adding the component 20 of polyurethane dispersion, and stirring and dispersing for 10 minutes.
(6) Adding 0.01 silica sol of the component, and stirring and dispersing for 10 minutes.
(7) And adding the aqueous thickening agent of the component 0.5, and stirring for 10 minutes.
(8) Viscosity, PH.
The various parameters of the finished product are as follows:
the finished product paint is coated on the surfaces of different carriers, the surface body is in a leather shape after air drying, the adhesive force is as described in the table above, the flexibility of the surface body is excellent, and the anti-sticking and anti-folding test fails.
Example 3, a formable coating comprising the following components: acrylic emulsion 45, polyurethane dispersoid 0.01, silica sol 0.7, titanium dioxide 20, water 10, photocatalyst 5, aqueous additive 0.2-0.5, aqueous thickener 0.5, nano-silver antibacterial agent 0.5 and filler 10.
Wherein the water-based auxiliary agent comprises one or more of cellulose ether, a dispersing wetting agent, a defoaming agent and a multifunctional auxiliary agent. When the four are mixed for use, the proportion is 1: 7: 2: 10. the filler is heavy calcium carbonate.
The components are commercially available and do not need to be specially customized by manufacturers.
The preparation method comprises the following steps:
(1) adding the water of the component 10 into a stirring kettle, and adjusting the rotating speed of a dispersion disc to 1000 revolutions per minute.
(2) Slowly adding the aqueous auxiliary agents of 0.2-0.5 into the stirring kettle in sequence while stirring, and then continuously stirring for 10 minutes.
(3) Regulating the rotating speed to 2000 revolutions per minute, and slowly adding the titanium dioxide of the component 20 and the inorganic filler of the component 10 into the stirring kettle.
(4) Adding the component 5 photocatalyst and the component 0.5 nano silver antibacterial agent into a stirring kettle while stirring, maintaining the rotating speed of 2000 rpm for dispersing for 30 minutes, and entering the next step when the dispersion fineness is tested to be below 10 um.
(5) And regulating the rotating speed to 600 revolutions per minute, slowly adding the component 45 acrylic emulsion, adding the component 0.01 polyurethane dispersion, and stirring and dispersing for 10 minutes.
(6) And adding the component 7 of silica sol, and stirring and dispersing for 10 minutes.
(7) And adding the aqueous thickening agent of the component 0.5, and stirring for 10 minutes.
(8) The viscosity is tested and controlled to be 100 +/-2 KU by using the thickening agent.
(9) And testing the pH value, wherein the pH value is qualified when being 8-9.
(10) And after a paint film is qualified in a scratch card test, filtering and packaging.
The various parameters of the finished product are as follows:
the finished product coating is coated on the surfaces of different carriers, the surface body is in a leather shape after air drying, the adhesive force is as described in the table above, and the surface body has excellent flexibility and excellent anti-sticking performance.
Claims (7)
1. A leather-formable coating material, characterized by: comprises the following components: 25-45 parts of acrylic emulsion, 20 parts of titanium dioxide, 10 parts of water, 5 parts of photocatalyst, 0.2-0.5 part of water-based additive, 0.5 part of water-based thickener, 0.5 part of nano-silver antibacterial agent and 10 parts of filler.
2. A skin formable paint as claimed in claim 1, wherein: wherein the acrylic emulsion is 25, and also comprises a polyurethane dispersion with the component 20 and a silica sol with the component 7.
3. A skin formable paint as claimed in claim 1, wherein: wherein the acrylic emulsion is 32, and also comprises a polyurethane dispersion with the component 20.
4. A skin formable paint as claimed in claim 1, wherein: wherein the acrylic emulsion 45 also comprises silica sol with the component 7.
5. The method of preparing a leather-formable coating material of claim 1, wherein: the method comprises the following steps:
(1) adding water into the stirring kettle, and adjusting the rotating speed of the dispersion disc to 1000 revolutions per minute;
(2) adding the aqueous auxiliary agent into a stirring kettle, and stirring for 10 minutes;
(3) adjusting the rotating speed to 2000 revolutions per minute, and slowly adding the titanium dioxide and the filler into the stirring kettle;
(4) adding the photocatalyst and the nano-silver antibacterial agent into a stirring kettle, maintaining the rotating speed of 2000 rpm for dispersing for 30 minutes, and testing that the dispersion fineness is qualified when the dispersion fineness is below 10 mu m;
(5) adjusting the rotating speed to 600 revolutions per minute, sequentially adding the acrylic emulsion and the polyurethane dispersoid, and stirring and dispersing for 10 minutes;
(6) adding silica sol, stirring and dispersing for 10 minutes;
(7) adding the aqueous thickening agent, and stirring for 10 minutes;
(8) testing the viscosity, and controlling the viscosity to be 100 +/-2 KU by using a thickening agent;
(9) testing the pH value, wherein the pH value is qualified when being 8-9;
(10) and after the paint film is qualified in the scratch card test, filtering and packaging.
6. The method of preparing a leather-formable coating composition of claim 5, wherein: an acrylic emulsion of component 25, a polyurethane dispersion of component 20 and a silica sol of component 7 were added.
7. The method of preparing a leather-formable coating composition of claim 5, wherein: the acrylic emulsion of component 45 was added and the polyurethane dispersion in step 5 was removed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111539583.1A CN114933831A (en) | 2021-12-16 | 2021-12-16 | Coating capable of forming cortex and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111539583.1A CN114933831A (en) | 2021-12-16 | 2021-12-16 | Coating capable of forming cortex and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114933831A true CN114933831A (en) | 2022-08-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111539583.1A Pending CN114933831A (en) | 2021-12-16 | 2021-12-16 | Coating capable of forming cortex and preparation method thereof |
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| Country | Link |
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| CN (1) | CN114933831A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09104841A (en) * | 1995-10-11 | 1997-04-22 | Showa Denko Kk | Composition for forming leather-like surface layer excellent in elongation-following property |
| CN101619184A (en) * | 2009-07-24 | 2010-01-06 | 中华制漆（深圳）有限公司 | Hand-feeling coating and preparation method thereof |
| CN104774543A (en) * | 2015-04-02 | 2015-07-15 | 上海长润发涂料有限公司 | Leather-like paint |
| CN111909575A (en) * | 2020-07-02 | 2020-11-10 | 广东嘉宝莉科技材料有限公司 | Paint capable of forming elastic coating and preparation method thereof |
| CN113861824A (en) * | 2021-10-15 | 2021-12-31 | 亚士创能科技(上海)股份有限公司 | Artistic coating and preparation method and application thereof |
-
2021
- 2021-12-16 CN CN202111539583.1A patent/CN114933831A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09104841A (en) * | 1995-10-11 | 1997-04-22 | Showa Denko Kk | Composition for forming leather-like surface layer excellent in elongation-following property |
| CN101619184A (en) * | 2009-07-24 | 2010-01-06 | 中华制漆（深圳）有限公司 | Hand-feeling coating and preparation method thereof |
| CN104774543A (en) * | 2015-04-02 | 2015-07-15 | 上海长润发涂料有限公司 | Leather-like paint |
| CN111909575A (en) * | 2020-07-02 | 2020-11-10 | 广东嘉宝莉科技材料有限公司 | Paint capable of forming elastic coating and preparation method thereof |
| CN113861824A (en) * | 2021-10-15 | 2021-12-31 | 亚士创能科技(上海)股份有限公司 | Artistic coating and preparation method and application thereof |
Non-Patent Citations (3)
| Title |
|---|
| 刘军等: "浅谈水性聚氨酯汽车内饰涂料", 《中国涂料》 * |
| 康永等: "合成革用水溶性改性聚氨酯的研究与应用进展", 《精细化工原料及中间体》 * |
| 李楠: "《图解建筑词汇》", 30 June 2017, 云南大学出版社 * |
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