CN113933917A - Nano material for dewatering and anti-fogging of glasses - Google Patents
Nano material for dewatering and anti-fogging of glasses Download PDFInfo
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- CN113933917A CN113933917A CN202111382809.1A CN202111382809A CN113933917A CN 113933917 A CN113933917 A CN 113933917A CN 202111382809 A CN202111382809 A CN 202111382809A CN 113933917 A CN113933917 A CN 113933917A
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- coating
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
- G02B1/10—Optical coatings produced by application to, or surface treatment of, optical elements
- G02B1/18—Coatings for keeping optical surfaces clean, e.g. hydrophobic or photo-catalytic films
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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
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K3/00—Materials not provided for elsewhere
- C09K3/18—Materials not provided for elsewhere for application to surfaces to minimize adherence of ice, mist or water thereto; Thawing or antifreeze materials for application to surfaces
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- G—PHYSICS
- G02—OPTICS
- G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
- G02C7/00—Optical parts
- G02C7/02—Lenses; Lens systems ; Methods of designing lenses
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- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Ophthalmology & Optometry (AREA)
- Engineering & Computer Science (AREA)
- Optics & Photonics (AREA)
- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Materials Engineering (AREA)
- General Health & Medical Sciences (AREA)
- Organic Chemistry (AREA)
- Combustion & Propulsion (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Applied To Surfaces To Minimize Adherence Of Mist Or Water (AREA)
- Surface Treatment Of Optical Elements (AREA)
Abstract
The invention discloses a hydrophobic anti-fogging nano material for glasses, which comprises an inner coating, an inner edge layer and an anti-fogging coating, wherein the anti-fogging coating covers the outer sides of the inner layer and the outer layer; the inner coating comprises sodium stearate; the inner edge layer comprises konjac gum; the antifogging coating comprises the following components in percentage by weight: 15-32% titanium dioxide; 8-13% of auxiliary materials; the balance of solvent; the auxiliary material comprises silicon nitride; solvents include water and polyethylene glycol. The antifogging material consists of an inner coating, an inner edge layer, an antifogging coating and an outer edge layer, fully utilizes the synergy among the raw materials such as titanium dioxide and the like, thereby having self-cleaning performance and good antifogging effect; the used outer edge layer can prevent water from entering other internal coatings, so that the anti-fog effect is ensured; the nano material is convenient to disassemble and replace, and the usability is improved.
Description
Technical Field
The invention belongs to the technical field of glasses preparation, and particularly relates to a hydrophobic anti-fogging nano material for glasses.
Background
The glasses lenses are particularly easy to fog in the environment with temperature difference, for example, when the glasses lenses are used from indoor to outdoor in winter, the reason is that water vapor in the environment with large temperature difference reaches a saturated state, and is condensed on the surfaces of the glasses lenses to form tiny liquid drops to form fog, so that the light transmission of the glasses lenses is influenced, the sight is blurred, and a lot of inconvenience is brought to people wearing the glasses.
Aiming at the problem, the existing solution in the market is to plate an antifogging coating film on the lens, but the hardness of the existing antifogging coating after curing is generally low, and the existing antifogging coating is dissolved in the lens after being used for a period of time to cause the problems of scratches, falling damage and the like, so that the coating needs to be re-plated, and the original coating needs to be removed, thereby bringing a bad experience effect to a user.
Disclosure of Invention
The invention provides a hydrophobic anti-fogging nano material for glasses, which aims to solve the technical problems.
In order to solve the technical problems, the invention adopts the following technical scheme:
a nano material for preventing glasses from being fogged by hydrophobicity comprises an inner coating, an inner edge layer and an antifogging coating, wherein the antifogging coating covers the outer sides of the inner layer and the outer layer;
the components of the inner coating comprise sodium stearate;
the inner edge layer comprises konjac gum;
the antifogging coating comprises the following components in percentage by weight:
15-32% titanium dioxide;
8-13% of auxiliary materials;
the balance of solvent;
the auxiliary material comprises silicon nitride;
the solvent includes water and polyethylene glycol.
Further, the inner coating and the inner edge layer partially overlap or meet.
Further, the titanium dioxide is treated as follows: adding titanium dioxide into alkali liquor, stirring uniformly, heating to 160 ℃ for reaction, taking filter residue, cleaning, drying and crushing; adding sodium dodecyl sulfate and small amount of water, mixing, and grinding. The titanium dioxide is modified mainly to prevent the agglomeration of the titanium dioxide in the using process, so that the antifogging effect is influenced.
Further, the particle size of the titanium dioxide after treatment is 20-50 nm.
Furthermore, the auxiliary material also comprises 3-glycidoxypropyltriethoxysilane, the dosage of the 3-glycidoxypropyltriethoxysilane is 0.03-0.08% of the total amount of the auxiliary material, and the 3-glycidoxypropyltriethoxysilane can be crosslinked with a solvent, so that titanium dioxide can be better dispersed.
Further, an outer edge layer is arranged on the outer side of the anti-fog coating, the outer edge layer is arranged above the inner edge coating, and the area of the outer edge coating is larger than or equal to that of the inner edge coating. The outer edge layer mainly serves as a waterproof for preventing moisture from entering the inside of the other layers.
Further, the outer rim coating includes oleic acid. Oleic acid has waterproof effect, can prevent that steam from permeating undercoating, inward flange layer, antifog coating inside to guarantee the antifog effect of glasses.
The application method of the nano material comprises the following steps:
s1, detaching the glasses from the glasses, cleaning, airing, spraying an inner coating on the glasses, wherein the inner coating is a sodium stearate solution, and drying; then spraying an inner edge coating on the edge area of the spectacle lens, wherein the inner edge coating is a konjac glucomannan solution, and drying;
s2, adding titanium dioxide into alkali liquor, stirring uniformly, heating to 160 ℃ for reaction, taking filter residue, cleaning, drying and crushing; adding sodium dodecyl sulfate and a small amount of water, uniformly mixing, and grinding for later use; adding water into polyethylene glycol, stirring, then adding silicon nitride, stirring, then adding titanium dioxide treated by S2, stirring, finally adding 3-glycidyl ether oxypropyl triethoxysilane, and uniformly stirring to obtain an antifogging material;
and S3, spraying an antifogging coating on the spectacle lens treated by the S1, wherein the antifogging coating is made of an antifogging material prepared by the S2, and drying.
Further, the drying temperature of the step S1 is 35-45 ℃, the drying time is 2-4S, the drying temperature of the step S3 is 40-55 ℃, and the drying time is 5-10S.
Further, after the step S3 is finished, spraying an outer edge coating on the edge area of the spectacle lens, wherein the drying temperature is 35-45 ℃, and the drying time is 2-4S; the outer edge coating is oleic acid. The outer edge coating may be provided in an arc.
The invention has the advantages that: 1. the antifogging material consists of an inner coating, an inner edge layer, an antifogging coating and an outer edge layer, and fully utilizes the synergy among the raw materials such as titanium dioxide and the like, so that the antifogging material has self-cleaning performance and good antifogging effect; 2. the used outer edge layer can prevent water from entering other internal coatings, so that the anti-fog effect is ensured; 3. the nano material is convenient to disassemble and replace, and the usability is improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a schematic structural diagram of the present invention.
Reference numerals: 1-inner coating, 2-inner edge coating, 3-antifogging coating, 4-outer edge coating.
Detailed Description
In order to facilitate a better understanding of the invention, reference is made to the following examples, which are set forth to illustrate, but are not to be construed as the limit of the invention.
Example 1
A nanometer material for hydrophobic anti-fogging of glasses comprises an inner coating 1, an inner edge layer 2 and an anti-fogging coating 3, wherein the anti-fogging coating 3 covers the outer sides of the inner layer 1 and the outer layer 2;
the components of the inner coating 1 comprise sodium stearate;
the inner edge layer 2 comprises konjac gum;
the antifogging coating 3 comprises the following components in percentage by weight:
15% titanium dioxide;
8% of auxiliary materials;
the balance of solvent;
the auxiliary material comprises silicon nitride;
solvents include water and polyethylene glycol.
The inner coating 1 and the inner edge layer 2 are partially overlapped or connected.
The titanium dioxide is treated as follows: adding titanium dioxide into alkali liquor, stirring uniformly, heating to 130 ℃ for reaction, taking filter residue, cleaning, drying and crushing; adding sodium dodecyl sulfate and small amount of water, mixing, and grinding.
The particle size of the treated titanium dioxide is 20 nm.
The auxiliary material also comprises 3-glycidyl ether oxypropyl triethoxysilane, and the dosage of the auxiliary material is 0.03 percent of the total amount of the auxiliary material.
An outer edge layer 4 is arranged outside the antifogging coating 3, the outer edge layer 4 is arranged above the inner edge coating 2, and the area of the outer edge coating 4 is larger than or equal to that of the inner edge coating 2.
The outer rim coating 4 comprises oleic acid.
The application method of the nano material comprises the following steps:
s1, detaching the glasses from the glasses, cleaning, drying in the air, spraying an inner coating 1 on the glasses, wherein the inner coating 1 is a sodium stearate solution, and drying; then spraying an inner edge coating 2 on the edge area of the spectacle lens, wherein the inner edge coating 2 is a konjac glucomannan solution, and drying;
s2, adding titanium dioxide into alkali liquor, stirring uniformly, heating to 130 ℃ for reaction, taking filter residue, cleaning, drying and crushing; adding sodium dodecyl sulfate and a small amount of water, uniformly mixing, and grinding for later use; adding water into polyethylene glycol, stirring, then adding silicon nitride, stirring, then adding titanium dioxide treated by S2, stirring, finally adding 3-glycidyl ether oxypropyl triethoxysilane, and uniformly stirring to obtain an antifogging material;
and S3, spraying the antifogging coating 3 on the spectacle lens treated by the S1, wherein the antifogging coating 3 is made of an antifogging material prepared by the S2, and drying.
The drying temperature of the step S1 is 35 ℃, the drying time is 4S, the drying temperature of the step S3 is 40 ℃, and the drying time is 10S.
After the step of S3 is finished, spraying an outer edge coating 4 on the edge area of the spectacle lens, wherein the drying temperature is 35 ℃, and the drying time is 4S; the outer edge coating 4 is oleic acid.
Example 2
A nanometer material for hydrophobic anti-fogging of glasses comprises an inner coating 1, an inner edge layer 2 and an anti-fogging coating 3, wherein the anti-fogging coating 3 covers the outer sides of the inner layer 1 and the outer layer 2;
the components of the inner coating 1 comprise sodium stearate;
the inner edge layer 2 comprises konjac gum;
the antifogging coating 3 comprises the following components in percentage by weight:
32% titanium dioxide;
13% of auxiliary materials;
the balance of solvent;
the auxiliary material comprises silicon nitride;
solvents include water and polyethylene glycol.
The inner coating 1 and the inner edge layer 2 are partially overlapped or connected.
The titanium dioxide is treated as follows: adding titanium dioxide into alkali liquor, stirring uniformly, heating to 160 ℃ for reaction, taking filter residue, cleaning, drying and crushing; adding sodium dodecyl sulfate and small amount of water, mixing, and grinding.
The particle size of the treated titanium dioxide is 50 nm.
The auxiliary material also comprises 3-glycidyl ether oxypropyl triethoxysilane, and the dosage of the auxiliary material is 0.08 percent of the total amount of the auxiliary material.
An outer edge layer 4 is arranged outside the antifogging coating 3, the outer edge layer 4 is arranged above the inner edge coating 2, and the area of the outer edge coating 4 is larger than or equal to that of the inner edge coating 2.
The outer rim coating 4 comprises oleic acid.
The application method of the material comprises the following steps:
s1, detaching the glasses from the glasses, cleaning, drying in the air, spraying an inner coating 1 on the glasses, wherein the inner coating 1 is a sodium stearate solution, and drying; then spraying an inner edge coating 2 on the edge area of the spectacle lens, wherein the inner edge coating 2 is a konjac glucomannan solution, and drying;
s2, adding titanium dioxide into alkali liquor, stirring uniformly, heating to 160 ℃ for reaction, taking filter residue, cleaning, drying and crushing; adding sodium dodecyl sulfate and a small amount of water, uniformly mixing, and grinding for later use; adding water into polyethylene glycol, stirring, then adding silicon nitride, stirring, then adding titanium dioxide treated by S2, stirring, finally adding 3-glycidyl ether oxypropyl triethoxysilane, and uniformly stirring to obtain an antifogging material;
and S3, spraying the antifogging coating 3 on the spectacle lens treated by the S1, wherein the antifogging coating 3 is made of an antifogging material prepared by the S2, and drying.
The drying temperature of the step S1 is 45 ℃, the drying time is 2S, the drying temperature of the step S3 is 55 ℃, and the drying time is 5S.
After the step of S3 is finished, spraying an outer edge coating 4 on the edge area of the spectacle lens, wherein the drying temperature is 45 ℃ and the drying time is 4S; the outer edge coating 4 is oleic acid.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. The term "comprising" is used to specify the presence of stated elements, but not to preclude the presence or addition of additional like elements in a process, method, article, or apparatus that comprises the stated elements.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The nano material for the hydrophobic anti-fogging of the glasses is characterized by comprising an inner coating (1), an inner edge layer (2) and an anti-fogging coating (3), wherein the anti-fogging coating (3) covers the outer sides of the inner layer (1) and the outer layer (2);
the components of the inner coating (1) comprise sodium stearate;
the inner edge layer (2) comprises konjac glucomannan;
the antifogging coating (3) comprises the following components in percentage by weight:
15-32% titanium dioxide;
8-13% of auxiliary materials;
the balance of solvent;
the auxiliary material comprises silicon nitride;
the solvent includes water and polyethylene glycol.
2. The hydrophobic anti-fogging nano-material for spectacles according to claim 1, characterised in that the inner coating (1) and the inner edge layer (2) are partly overlapping or contiguous.
3. The hydrophobic and anti-fogging nanomaterial for spectacles of claim 1, wherein the titanium dioxide is treated by: adding titanium dioxide into alkali liquor, stirring uniformly, heating to 160 ℃ for reaction, taking filter residue, cleaning, drying and crushing; adding sodium dodecyl sulfate and small amount of water, mixing, and grinding.
4. The hydrophobic and anti-fogging nano-material for glasses according to claim 3, wherein the treated titanium dioxide particle size is 20-50 nm.
5. The hydrophobic and anti-fogging nano-material for glasses as claimed in claim 4, wherein said adjuvant further comprises 3-glycidoxypropyltriethoxysilane in an amount of 0.03-0.08% based on the total amount of the adjuvant.
6. The hydrophobic and antifogging nanomaterial for spectacles according to claim 5, characterized in that the antifogging coating (3) is provided externally with an outer edge layer (4), the outer edge layer (4) being provided above the inner edge coating (2), the area of the outer edge coating (4) being greater than or equal to the area of the inner edge coating (2).
7. The hydrophobic anti-fogging nano-material for spectacles according to claim 6, characterised in that the outer rim coating (4) comprises oleic acid.
8. The hydrophobic anti-fogging nano-material for spectacles according to any of claims 1 to 7, characterised in that the method of application of the nano-material comprises the following steps:
s1, detaching the glasses from the glasses, cleaning, airing, spraying an inner coating (1) on the glasses, wherein the inner coating (1) is a sodium stearate solution, and drying; then spraying an inner edge coating (2) on the edge area of the spectacle lens, wherein the inner edge coating (2) is a konjac glucomannan solution, and drying;
s2, adding titanium dioxide into alkali liquor, stirring uniformly, heating to 160 ℃ for reaction, taking filter residue, cleaning, drying and crushing; adding sodium dodecyl sulfate and a small amount of water, uniformly mixing, and grinding for later use; adding water into polyethylene glycol, stirring, then adding silicon nitride, stirring, then adding titanium dioxide treated by S2, stirring, finally adding 3-glycidyl ether oxypropyl triethoxysilane, and uniformly stirring to obtain an antifogging material;
s3, spraying the antifogging coating (3) on the spectacle lens treated by the S1, wherein the antifogging coating (3) is made of an antifogging material prepared in the S2, and drying.
9. The hydrophobic and anti-fogging nano-material for glasses according to claim 8, wherein the drying temperature in step S1 is 35-45 ℃ and the drying time is 2-4S, and the drying temperature in step S3 is 40-55 ℃ and the drying time is 5-10S.
10. The hydrophobic and anti-fogging nano-material for glasses according to claim 9, wherein after the step S3, the outer edge coating (4) is sprayed on the edge area of the glasses lens, the drying temperature is 35-45 ℃ and the drying time is 2-4S; the outer edge coating (4) is oleic acid.
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| CN202111382809.1A CN113933917B (en) | 2021-11-22 | 2021-11-22 | Nano material for dewatering and anti-fogging of glasses |
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| CN202111382809.1A CN113933917B (en) | 2021-11-22 | 2021-11-22 | Nano material for dewatering and anti-fogging of glasses |
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| CN113933917B CN113933917B (en) | 2023-02-28 |
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