CN111138893A - Self-cleaning horn paint - Google Patents
Self-cleaning horn paint Download PDFInfo
- Publication number
- CN111138893A CN111138893A CN202010058150.3A CN202010058150A CN111138893A CN 111138893 A CN111138893 A CN 111138893A CN 202010058150 A CN202010058150 A CN 202010058150A CN 111138893 A CN111138893 A CN 111138893A
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- Prior art keywords
- parts
- self
- paint
- cleaning
- horn
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Classifications
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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
- C09D1/00—Coating compositions, e.g. paints, varnishes or lacquers, based on inorganic substances
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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
- C09D5/16—Antifouling paints; Underwater paints
- C09D5/1681—Antifouling coatings characterised by surface structure, e.g. for roughness effect giving superhydrophobic coatings or Lotus effect
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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
- C09D5/16—Antifouling paints; Underwater paints
- C09D5/1687—Use of special 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)
- Crystallography & Structural Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Paints Or Removers (AREA)
- Catalysts (AREA)
Abstract
The invention discloses a self-cleaning horn paint which comprises the following raw materials in parts by weight: 20.0-30.0 parts of nano titanium dioxide, 5.0-10.0 parts of adhesive, 10.0-20.0 parts of hydrophobic organic matter, 4.0-8.0 parts of dispersing agent, 3.0-9.0 parts of thickening agent and 10.0-25.0 parts of water, the self-cleaning horn paint differentiates the surface of the coating through photocatalytic decomposition of the nano titanium dioxide on polymers, so that self-cleaning of the surface of the coating is completed, the surface of the hydrophobic organic matter performs hydrophobic cleaning on the surface of the coating through lotus effect, the cleaning effect is good, the use requirement can be met, and the uniformity and the integrity of the coating can be improved by adopting a three-stage spraying process.
Description
Technical Field
The invention relates to the technical field of loudspeaker accessories, in particular to a self-cleaning loudspeaker paint.
Background
At present, the mainstream speaker mainly divide into traditional electrodynamic type speaker (mainly including moving coil loudspeaker and moving iron loudspeaker) and electrostatic speaker, both can catch very slight change among the music signal, can give other people and bring experience personally on the scene, the verve of fully showing music, in the prior art, the live time of speaker has been long, can deposit the one deck dust on the loudspeaker, the dust not only influences tone quality, and be difficult to clear up, however, there is not a automatically cleaning loudspeaker coating at present, can not satisfy the user demand.
Disclosure of Invention
The technical problem to be solved by the invention is to overcome the existing defects, and provide the self-cleaning horn paint which has a good cleaning effect, can meet the use requirements, and can effectively solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the self-cleaning horn paint comprises the following raw materials in parts by weight: 20.0-30.0 parts of nano titanium dioxide, 5.0-10.0 parts of adhesive, 10.0-20.0 parts of hydrophobic organic matter, 4.0-8.0 parts of dispersant, 3.0-9.0 parts of thickener and 10.0-25.0 parts of water.
The coating surface is differentiated through photocatalytic decomposition of the nano titanium dioxide on the polymer, so that self-cleaning of the coating surface is completed, the hydrophobic organic matter surface is subjected to hydrophobic cleaning through lotus leaf effect, the cleaning effect is good, and the use requirement can be met.
In a preferred embodiment of the present invention, the thickener is PEG-150 distearate, which is not easily hydrolyzed and can be stably maintained in a wide temperature range.
In a preferred embodiment of the present invention, the adhesive is one of an organic adhesive and an inorganic adhesive, the inorganic adhesive has corrosion resistance, and the organic adhesive can increase the roughness of the coating surface.
As a preferable technical scheme of the invention, the inorganic adhesive is TiO2Sol or SiO2One of the sol has good anticorrosion effect and good photocatalytic activity.
As a preferred technical solution of the present invention, the organic binder is one of styrene-acrylic polymer, polyvinyl alcohol polymer or pure acrylic polymer, and can effectively differentiate the surface of the coating.
As a preferable technical scheme of the invention, the dispersing agent is prepared by dispersing titanium dioxide in β -diketone and an organic solvent of a coupling agent, the coupling agent is titanate, and the organic solvent is one of ethanol, methanol, butanol or isopropanol, so that the reasonability of design is ensured.
As a preferred technical scheme of the invention, the hydrophobic organic matter is one of polysiloxane, fluorocarbon and alkane organic matter, and the alkane organic matter is one of polyethylene or polystyrene, is a low surface energy substance and is a key for realizing hydrophobic self-cleaning.
As a preferable technical scheme of the invention, when the self-cleaning horn paint is sprayed, a three-stage spraying process is adopted, so that the uniformity and the integrity of the coating can be improved.
Compared with the prior art, the invention has the beneficial effects that: the coating surface is differentiated through photocatalytic decomposition of the nano titanium dioxide on the polymer, so that self-cleaning of the coating surface is completed, the hydrophobic organic matter surface is subjected to hydrophobic cleaning through a lotus leaf effect, the cleaning effect is good, the use requirement can be met, and the uniformity and the integrity of the coating can be improved by adopting a three-stage spraying process.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example one
The self-cleaning horn paint comprises the following raw materials in parts by weight: 20.0 parts of nano titanium dioxide, 10.0 parts of adhesive, 10.0 parts of hydrophobic organic matter, 8.0 parts of dispersant, 3.0 parts of thickener and 25.0 parts of water.
The coating surface is differentiated through photocatalytic decomposition of the nano titanium dioxide on the polymer, so that self-cleaning of the coating surface is completed, the hydrophobic organic matter surface is subjected to hydrophobic cleaning through lotus leaf effect, the cleaning effect is good, and the use requirement can be met.
The thickening agent is PEG-150 distearate which is not easy to hydrolyze and can keep stable in a wider temperature range.
Example two
The difference between this embodiment and the first embodiment is:
in the embodiment, the self-cleaning horn paint comprises the following raw materials in parts by weight: 25.0 parts of nano titanium dioxide, 7.5 parts of adhesive, 15.0 parts of hydrophobic organic matter, 6.0 parts of dispersant, 6.0 parts of thickener and 17.5 parts of water.
The adhesive is one of an organic adhesive or an inorganic adhesive, the inorganic adhesive has anticorrosion capability, and the organic adhesive can increase the roughness of the coating surface.
The inorganic binder is TiO2Sol or SiO2One of the sol has good anticorrosion effect and good photocatalytic activity.
The organic adhesive is one of styrene-acrylic polymer, polyvinyl alcohol polymer or pure acrylic polymer, and can effectively differentiate the surface of the coating.
EXAMPLE III
The difference between this embodiment and the first embodiment is:
in the embodiment, the self-cleaning horn paint comprises the following raw materials in parts by weight: 30.0 parts of nano titanium dioxide, 5.0 parts of adhesive, 20.0 parts of hydrophobic organic matter, 4.0 parts of dispersant, 9.0 parts of thickener and 10.0 parts of water.
The dispersing agent is prepared by dispersing titanium white in β -diketone and organic solvent of coupling agent, the coupling agent is titanate, and the organic solvent is one of ethanol, methanol, butanol or isopropanol, thus ensuring the reasonability of design.
The hydrophobic organic matter is one of polysiloxane, fluorocarbon and alkane organic matter, and the alkane organic matter is one of polyethylene or polystyrene, is a low surface energy substance and is the key for realizing hydrophobic self-cleaning.
When the self-cleaning horn paint is sprayed, a three-stage spraying process is adopted, so that the uniformity and the integrity of the coating can be improved.
According to the invention, the nano titanium dioxide is used for photocatalytic decomposition of the polymer, so that the surface of the coating is differentiated, the self-cleaning of the surface of the coating is completed, the hydrophobic organic surface is used for hydrophobic cleaning of the surface of the coating through lotus leaf effect, the cleaning effect is good, the use requirement can be met, and the uniformity and the integrity of the coating can be improved by adopting a three-stage spraying process.
Examples of the experiments
The horn after spraying the self-cleaning horn paint prepared in the first to third examples and one commercially available horn (comparative example) were tested
The test method comprises the following steps:
water contact angle: placing the horn shell into a constant temperature and humidity box with the temperature of 50 ℃ and the humidity of more than 95 for 18 hours, taking out the horn shell, placing the horn shell at room temperature for 2 hours for drying, and then starting testing by using a water contact angle instrument under the following testing conditions: one drop (2. mu.L) of pure water was added and the test was carried out after 3 seconds for a total of 5 points and the average was taken.
Carbon black contamination: preparing FW200 type high-quality carbon black produced by German DEGUSSA, preparing a suspension with distilled water according to the concentration of 5 weight percent, putting the suspension into a drying box, aging for 1h at 60 ℃, taking out the suspension, washing the suspension under tap water, slightly brushing the surface of a horn shell coating by a wool brush, then coating the carbon black suspension on the horn shell, and testing the delta E value before and after carbon black pollution by using a Meinenda CM-3600A desktop spectrophotometer.
And (3) testing results:
the first embodiment is as follows: the water contact angle was 46 °, and the color difference Δ E of carbon black contamination was 0.54.
Example two: the water contact angle was 61 °, and the color difference Δ E of carbon black contamination was 0.38.
Example three: the water contact angle was 52 °, and the color difference Δ E of carbon black contamination was 0.47.
Comparative example: the water contact angle was 24 °, and the color difference Δ E of carbon black contamination was 0.83.
Experimental data prove that the loudspeaker sprayed with the self-cleaning loudspeaker paint prepared by the invention has good self-cleaning effect, is not easy to be polluted by dust, can be used for a long time, and reduces the cleaning frequency.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A self-cleaning horn paint is characterized in that: the raw materials of the material comprise the following components in parts by weight: 20.0-30.0 parts of nano titanium dioxide, 5.0-10.0 parts of adhesive, 10.0-20.0 parts of hydrophobic organic matter, 4.0-8.0 parts of dispersant, 3.0-9.0 parts of thickener and 10.0-25.0 parts of water.
2. A self-cleaning horn paint as claimed in claim 1, wherein: the thickening agent is PEG-150 distearate.
3. A self-cleaning horn paint as claimed in claim 1, wherein: the adhesive is one of an organic adhesive or an inorganic adhesive.
4. A self-cleaning horn paint as claimed in claim 3, wherein: the inorganic adhesive is TiO2Sol or SiO2One kind of sol.
5. A self-cleaning horn paint as claimed in claim 3, wherein: the organic adhesive is one of styrene-acrylic polymer, polyvinyl alcohol polymer or pure acrylic polymer.
6. The self-cleaning horn paint of claim 1, wherein the dispersant is prepared by dispersing titanium dioxide in β -diketone and a coupling agent organic solvent, the coupling agent is titanate, and the organic solvent is one of ethanol, methanol, butanol or isopropanol.
7. A self-cleaning horn paint as claimed in claim 1, wherein: the hydrophobic organic matter is one of polysiloxane, fluorocarbon and alkane organic matter, and the alkane organic matter is one of polyethylene or polystyrene.
8. A self-cleaning horn paint as claimed in claim 1, wherein: when the self-cleaning horn paint is sprayed, a three-stage spraying process is adopted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010058150.3A CN111138893A (en) | 2020-01-19 | 2020-01-19 | Self-cleaning horn paint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010058150.3A CN111138893A (en) | 2020-01-19 | 2020-01-19 | Self-cleaning horn paint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111138893A true CN111138893A (en) | 2020-05-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010058150.3A Pending CN111138893A (en) | 2020-01-19 | 2020-01-19 | Self-cleaning horn paint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111138893A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2003102056A1 (en) * | 2002-06-04 | 2003-12-11 | Röhm GmbH & Co. KG | Self-cleaning synthetic body and method for producing the same |
| CN101220231A (en) * | 2007-12-26 | 2008-07-16 | 华东理工大学 | Bi-component titanium dioxide film forming liquid |
| CN102582158A (en) * | 2011-01-08 | 2012-07-18 | 北京航空航天大学 | Preparation method of self-cleaning aluminium plate |
| CN104356826A (en) * | 2014-11-14 | 2015-02-18 | 珠海市澜诺新材料科技有限公司 | Surface self-cleaning coating and preparation method thereof |
| CN105273443A (en) * | 2014-06-05 | 2016-01-27 | 北京中科东亚纳米材料科技有限公司 | Nanometer self-cleaning, anti-fog and sterilization glass coating and preparation method thereof |
| CN105504893A (en) * | 2015-12-16 | 2016-04-20 | 南京倍立达新材料***工程股份有限公司 | Controlled-release type photo-catalytic antifouling self-cleaning coating and preparing method thereof |
| CN109535884A (en) * | 2017-08-14 | 2019-03-29 | 江苏中千碧华新材料有限公司 | Inorganic nano self-cleaning coating |
-
2020
- 2020-01-19 CN CN202010058150.3A patent/CN111138893A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2003102056A1 (en) * | 2002-06-04 | 2003-12-11 | Röhm GmbH & Co. KG | Self-cleaning synthetic body and method for producing the same |
| CN101220231A (en) * | 2007-12-26 | 2008-07-16 | 华东理工大学 | Bi-component titanium dioxide film forming liquid |
| CN102582158A (en) * | 2011-01-08 | 2012-07-18 | 北京航空航天大学 | Preparation method of self-cleaning aluminium plate |
| CN105273443A (en) * | 2014-06-05 | 2016-01-27 | 北京中科东亚纳米材料科技有限公司 | Nanometer self-cleaning, anti-fog and sterilization glass coating and preparation method thereof |
| CN104356826A (en) * | 2014-11-14 | 2015-02-18 | 珠海市澜诺新材料科技有限公司 | Surface self-cleaning coating and preparation method thereof |
| CN105504893A (en) * | 2015-12-16 | 2016-04-20 | 南京倍立达新材料***工程股份有限公司 | Controlled-release type photo-catalytic antifouling self-cleaning coating and preparing method thereof |
| CN109535884A (en) * | 2017-08-14 | 2019-03-29 | 江苏中千碧华新材料有限公司 | Inorganic nano self-cleaning coating |
Non-Patent Citations (1)
| Title |
|---|
| 奚同庚: "《科学发现之旅 奇妙的纤维》", 31 August 2018, 上海科学技术文献出版社 * |
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Application publication date: 20200512 |