CN113933917B - Nano material for dewatering and anti-fogging of glasses - Google Patents
Nano material for dewatering and anti-fogging of glasses Download PDFInfo
- Publication number
- CN113933917B CN113933917B CN202111382809.1A CN202111382809A CN113933917B CN 113933917 B CN113933917 B CN 113933917B CN 202111382809 A CN202111382809 A CN 202111382809A CN 113933917 B CN113933917 B CN 113933917B
- Authority
- CN
- China
- Prior art keywords
- coating
- fogging
- glasses
- antifogging
- edge coating
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- 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
-
- 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
-
- 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
Abstract
The invention discloses a hydrophobic anti-fogging nano material for glasses, which comprises an inner coating, an inner edge coating and an anti-fogging coating, wherein the anti-fogging coating covers the outer sides of the inner coating and the inner edge coating; the inner coating comprises sodium stearate; the inner edge coating 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 coating, an antifogging coating and an outer edge coating, and the synergy among the raw materials such as titanium dioxide is fully utilized, so that the antifogging material has self-cleaning performance and a good antifogging effect; the used outer edge coating can prevent water from entering other coatings inside, so that the anti-fog effect is ensured; the nano material is convenient to spray, the glasses after being used are also convenient to 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 coating and an anti-fog coating, wherein the anti-fog coating covers the outer sides of the inner coating and the inner edge coating;
the components of the inner coating comprise sodium stearate;
the inner edge coating 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 coating partially overlap or meet.
Further, the titanium dioxide is treated as follows: adding titanium dioxide into alkali liquor, stirring, heating to 130-160 deg.C for reaction, collecting the residue, cleaning, drying, and pulverizing; adding sodium dodecyl sulfate and a small amount of water, mixing uniformly, and grinding to obtain the product. 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.
Furthermore, the particle size of the treated titanium dioxide is 20-50nm.
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 coating is arranged on the outer side of the anti-fog coating, the outer edge coating 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 coating mainly serves as a waterproof function to prevent moisture from entering the interior of the other layers.
Further, the outer rim coating includes oleic acid. Oleic acid has waterproof effect, can prevent that steam from permeating interior coating, inward flange coating, 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 130-160 ℃ for reaction, taking filter residue, cleaning, drying and crushing; adding sodium dodecyl sulfate and a small amount of water, mixing uniformly, and grinding for later use; adding water into polyethylene glycol, stirring, then adding silicon nitride, stirring, then adding the titanium dioxide treated by S2, stirring, finally adding 3-glycidyl ether oxypropyltriethoxysilane, and uniformly stirring to obtain an antifogging material;
and S3, spraying an anti-fog coating on the spectacle lens treated in the step S1, wherein the anti-fog coating is made of the anti-fog material prepared in the step S2, and drying.
Further, the drying temperature in the step S1 is 35-45 ℃, the drying time is 2-4S, the drying temperature in 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 coating, an antifogging coating and an outer edge coating, and the synergy among the raw materials such as titanium dioxide is fully utilized, so that the antifogging material has self-cleaning performance and a good antifogging effect; 2. the used outer edge coating can prevent water from entering other coatings inside, so that the anti-fog effect is ensured; 3. the nano material is convenient to spray, the glasses after being used are also convenient to 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 nano material for hydrophobic anti-fogging of glasses comprises an inner coating 1, an inner edge coating 2 and an anti-fogging coating 3, wherein the anti-fogging coating 3 covers the outer sides of the inner coating 1 and the inner edge coating 2;
the components of the inner coating 1 comprise sodium stearate;
the composition of the inner edge coating 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 coating 2 partially overlap or meet.
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 20nm.
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.
The outer edge coating 4 is arranged outside the antifogging coating 3, the outer edge coating 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, 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 130 ℃ for reaction, taking filter residues, 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 in the S1, wherein the antifogging coating 3 is made of an antifogging material prepared in 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.
S3, after the treatment of the step 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 nano material for hydrophobic anti-fogging of glasses comprises an inner coating 1, an inner edge coating 2 and an anti-fogging coating 3, wherein the anti-fogging coating 3 covers the outer sides of the inner coating 1 and the inner edge coating 2;
the components of the inner coating 1 include sodium stearate;
the inner edge coating 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 coating 2 are partially overlapped or joined.
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 50nm.
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.
The outer edge coating 4 is arranged outside the antifogging coating 3, the outer edge coating 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, 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 gum solution, and drying;
s2, adding titanium dioxide into alkali liquor, stirring uniformly, heating to 160 ℃ for reaction, taking filter residues, 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 the titanium dioxide treated by S2, stirring, finally adding 3-glycidyl ether oxypropyltriethoxysilane, and uniformly stirring to obtain an antifogging material;
and S3, spraying the antifogging coating 3 on the spectacle lens treated in the S1, wherein the antifogging coating 3 is made of an antifogging material prepared in 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.
S3, after the treatment of the step 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 should be noted that, in this document, relational terms such as first and second, and the like are 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, equivalents 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 coating (2) and an anti-fogging coating (3), wherein the anti-fogging coating (3) covers the outer sides of the inner coating (1) and the inner edge coating (2);
the components of the inner coating (1) comprise sodium stearate;
the inner edge coating (2) comprises konjac gum;
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 coating (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 130-160 ℃ 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 20-50nm.
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 nanomaterial for hydrophobic antifogging of eyeglasses according to claim 5, characterized in that the antifogging coating (3) is provided on the outside with an outer edge coating (4), the outer edge coating (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) includes 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 130-160 ℃ for reaction, taking filter residues, 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 in the step S1, wherein the antifogging coating (3) is made of an antifogging material prepared in the step 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 is completed, 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.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111382809.1A CN113933917B (en) | 2021-11-22 | 2021-11-22 | Nano material for dewatering and anti-fogging of glasses |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111382809.1A CN113933917B (en) | 2021-11-22 | 2021-11-22 | Nano material for dewatering and anti-fogging of glasses |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113933917A CN113933917A (en) | 2022-01-14 |
| CN113933917B true CN113933917B (en) | 2023-02-28 |
Family
ID=79287228
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111382809.1A Active CN113933917B (en) | 2021-11-22 | 2021-11-22 | Nano material for dewatering and anti-fogging of glasses |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113933917B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001239626A (en) * | 2000-03-01 | 2001-09-04 | Okura Ind Co Ltd | Synthetic resin film |
| CN101469250A (en) * | 2007-12-26 | 2009-07-01 | 3M创新有限公司 | Removable antifogging coating, product coating composition and preparation |
| CN107797166A (en) * | 2017-11-17 | 2018-03-13 | 江苏黄金屋光学眼镜股份有限公司 | A kind of antifogging type resin eyeglass and preparation method thereof |
| CN110591555A (en) * | 2019-09-09 | 2019-12-20 | 福建中美友拓科技发展有限公司 | Preparation method of self-cleaning antifogging astronomical telescope lens |
| CN110628286A (en) * | 2019-10-29 | 2019-12-31 | 广西五行材料科技有限公司 | Self-cleaning hydrophobic titanium dioxide coating and preparation method thereof |
| CN111303525A (en) * | 2020-03-26 | 2020-06-19 | 江阴市德惠热收缩包装材料有限公司 | PE antifogging antibacterial fresh-keeping shrink film and preparation method thereof |
| CN112285810A (en) * | 2020-11-20 | 2021-01-29 | 厦门谨德光电科技有限公司 | Antifogging and oil-stain-preventing lens with high light transmittance and preparation method thereof |
| CN112327508A (en) * | 2020-09-21 | 2021-02-05 | 视悦光学有限公司 | Antifog hydrophilic film lens |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI457424B (en) * | 2006-09-28 | 2014-10-21 | Ind Science & Technology Network Inc | Nanoengineered composite defog coating |
| DE102007009512A1 (en) * | 2007-02-27 | 2008-08-28 | Friedrich-Schiller-Universität Jena | Optical element with anti-fogging polymer layer, for use e.g. as spectacle lenses or display covers, has a reflection-reducing nano-structure formed on the surface of the polymer layer |
| CN101838496B (en) * | 2010-04-09 | 2013-02-06 | 南京工业大学 | Super-hydrophobic polyurethane/ oxide nano particle hybrid coating material and preparation method thereof |
| CN103013198A (en) * | 2012-12-19 | 2013-04-03 | 江苏博斯腾纳米涂层有限公司 | Nano anti-fogging agent and preparation method thereof |
| WO2017066119A1 (en) * | 2015-10-12 | 2017-04-20 | The University Of Massachusetts | Nanocellulose-based anti-fogging composition |
| US20210190995A1 (en) * | 2019-12-23 | 2021-06-24 | Shamir Optical Industry Ltd. | Lens with an antifog coating and method of making same |
| CN112409988A (en) * | 2020-12-07 | 2021-02-26 | 北京理工大学 | Degerming anti-fog glasses wiping solution and degerming anti-fog glasses cloth |
-
2021
- 2021-11-22 CN CN202111382809.1A patent/CN113933917B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001239626A (en) * | 2000-03-01 | 2001-09-04 | Okura Ind Co Ltd | Synthetic resin film |
| CN101469250A (en) * | 2007-12-26 | 2009-07-01 | 3M创新有限公司 | Removable antifogging coating, product coating composition and preparation |
| CN107797166A (en) * | 2017-11-17 | 2018-03-13 | 江苏黄金屋光学眼镜股份有限公司 | A kind of antifogging type resin eyeglass and preparation method thereof |
| CN110591555A (en) * | 2019-09-09 | 2019-12-20 | 福建中美友拓科技发展有限公司 | Preparation method of self-cleaning antifogging astronomical telescope lens |
| CN110628286A (en) * | 2019-10-29 | 2019-12-31 | 广西五行材料科技有限公司 | Self-cleaning hydrophobic titanium dioxide coating and preparation method thereof |
| CN111303525A (en) * | 2020-03-26 | 2020-06-19 | 江阴市德惠热收缩包装材料有限公司 | PE antifogging antibacterial fresh-keeping shrink film and preparation method thereof |
| CN112327508A (en) * | 2020-09-21 | 2021-02-05 | 视悦光学有限公司 | Antifog hydrophilic film lens |
| CN112285810A (en) * | 2020-11-20 | 2021-01-29 | 厦门谨德光电科技有限公司 | Antifogging and oil-stain-preventing lens with high light transmittance and preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113933917A (en) | 2022-01-14 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN1158355C (en) | Water absorbing resin composition | |
| JP5950060B1 (en) | Organic solvent dispersion of zirconium oxide particles and method for producing the same | |
| CN113933917B (en) | Nano material for dewatering and anti-fogging of glasses | |
| JP6011749B1 (en) | Organic solvent dispersion of titanium oxide particles and method for producing the same | |
| FR2511515A1 (en) | CLEANING COMPOSITIONS FOR GLASSES AND EYEGLASSES | |
| EP3263527B1 (en) | Method for producing organic solvent dispersion of titanium oxide particles | |
| CN110314923A (en) | A kind of method of reinforced aluminum ash desalination denitrogenation | |
| JPH06263875A (en) | Production of fine polyorganosililsequioxane particle | |
| CN112898950B (en) | Preparation method of antifogging coating solution for glasses lens | |
| CN109135959A (en) | A kind of optical mirror plane cleansing tissue | |
| CN106496082B (en) | A kind of production method of compound amino acid powder spraying system and amino acid powder | |
| JP5577331B2 (en) | Process for producing silane-modified cationized polymer compound | |
| CN108822688A (en) | A kind of oil rub resistance film and preparation method thereof | |
| JPH06199902A (en) | Production of hydroxyethyl cellulose | |
| JP2000239346A (en) | Purification of epoxy compound | |
| CN113999198A (en) | Method for synthesizing ethylene carbonate | |
| CN108003760B (en) | Film coating liquid for plastic greenhouse | |
| CN112409988A (en) | Degerming anti-fog glasses wiping solution and degerming anti-fog glasses cloth | |
| CN108164720B (en) | Method for preparing super absorbent resin particles by using super absorbent resin powder and super absorbent resin particles prepared by the method | |
| CN106348411A (en) | Novel clean environment-friendly coagulant and production method thereof | |
| CN107141988A (en) | A kind of aqueous anti-fogging ophthalmic len varnish and preparation method thereof | |
| CN106750509A (en) | A kind of surface modifying method for reclaiming silicon rubber | |
| CN115522190A (en) | Environment-friendly normal-temperature spraying aqueous antirust agent and preparation method thereof | |
| JP2023023357A (en) | Particulate solvent-dispersible antibacterial material and method of producing same | |
| CN112194880A (en) | Electret material and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |