CN112919816A - Frosting powder for processing electronic black-white plate anti-dazzle glass and application thereof - Google Patents
Frosting powder for processing electronic black-white plate anti-dazzle glass and application thereof Download PDFInfo
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- CN112919816A CN112919816A CN202110126035.XA CN202110126035A CN112919816A CN 112919816 A CN112919816 A CN 112919816A CN 202110126035 A CN202110126035 A CN 202110126035A CN 112919816 A CN112919816 A CN 112919816A
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- glass
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- electronic blackboard
- frosting powder
- dazzle
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- 239000011521 glass Substances 0.000 title claims abstract description 101
- 239000000843 powder Substances 0.000 title claims abstract description 67
- 239000000725 suspension Substances 0.000 claims description 26
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 claims description 24
- 238000000034 method Methods 0.000 claims description 19
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 claims description 16
- 238000004140 cleaning Methods 0.000 claims description 15
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 14
- 238000003756 stirring Methods 0.000 claims description 14
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 12
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 claims description 12
- 229910052921 ammonium sulfate Inorganic materials 0.000 claims description 12
- 235000011130 ammonium sulphate Nutrition 0.000 claims description 12
- 239000002994 raw material Substances 0.000 claims description 12
- -1 ammonium sulfate Chemical compound 0.000 claims description 10
- 235000019270 ammonium chloride Nutrition 0.000 claims description 8
- 239000006229 carbon black Substances 0.000 claims description 8
- 238000002156 mixing Methods 0.000 claims description 8
- 238000002791 soaking Methods 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 7
- GCLGEJMYGQKIIW-UHFFFAOYSA-H sodium hexametaphosphate Chemical compound [Na]OP1(=O)OP(=O)(O[Na])OP(=O)(O[Na])OP(=O)(O[Na])OP(=O)(O[Na])OP(=O)(O[Na])O1 GCLGEJMYGQKIIW-UHFFFAOYSA-H 0.000 claims description 7
- 235000019982 sodium hexametaphosphate Nutrition 0.000 claims description 7
- 238000005507 spraying Methods 0.000 claims description 7
- 239000001577 tetrasodium phosphonato phosphate Substances 0.000 claims description 7
- KEZYHIPQRGTUDU-UHFFFAOYSA-N 2-[dithiocarboxy(methyl)amino]acetic acid Chemical compound SC(=S)N(C)CC(O)=O KEZYHIPQRGTUDU-UHFFFAOYSA-N 0.000 claims description 6
- MIMUSZHMZBJBPO-UHFFFAOYSA-N 6-methoxy-8-nitroquinoline Chemical compound N1=CC=CC2=CC(OC)=CC([N+]([O-])=O)=C21 MIMUSZHMZBJBPO-UHFFFAOYSA-N 0.000 claims description 6
- 239000011347 resin Substances 0.000 claims description 6
- 229920005989 resin Polymers 0.000 claims description 6
- 239000004576 sand Substances 0.000 claims description 6
- 239000000853 adhesive Substances 0.000 claims description 4
- 230000001070 adhesive effect Effects 0.000 claims description 4
- 238000001035 drying Methods 0.000 claims description 4
- 238000005498 polishing Methods 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 230000032683 aging Effects 0.000 claims 1
- 230000004313 glare Effects 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 6
- 230000000007 visual effect Effects 0.000 abstract description 4
- 238000005260 corrosion Methods 0.000 abstract description 2
- 230000007797 corrosion Effects 0.000 abstract description 2
- 229920006395 saturated elastomer Polymers 0.000 abstract description 2
- 239000000203 mixture Substances 0.000 description 4
- 238000002360 preparation method Methods 0.000 description 4
- 230000004438 eyesight Effects 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 238000004806 packaging method and process Methods 0.000 description 2
- 238000007873 sieving Methods 0.000 description 2
- 239000012257 stirred material Substances 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 238000002834 transmittance Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C15/00—Surface treatment of glass, not in the form of fibres or filaments, by etching
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Surface Treatment Of Glass (AREA)
- Glass Compositions (AREA)
Abstract
The invention belongs to the technical field of glass processing, and particularly relates to frosting powder for processing anti-dazzle glass of an electronic blackboard and application thereof. The invention prepares the frosting powder for processing the anti-dazzle glass of the electronic blackboard by adjusting the formula of the frosting powder, and is used for the frosting processing of the anti-dazzle glass of the electronic blackboard, and the obtained touch-sensitive glass of the electrical panel has adjustable anti-dazzle parameters, wider range and adjustable roughness range of 0.5-1.3. The anti-dazzle glass of the electronic blackboard processed by the frosting powder prepared by the invention has an anti-dazzle function, so that the light reflecting surface of the original glass sheet is changed into a matte diffuse reflection surface; besides glare is prevented, the reflection degree is also reduced, light shadow is reduced, and the anti-dazzle product has strong surface corrosion resistance and scratch resistance. The interference of ambient light can be reduced, the visual angle and brightness of a display picture can be improved, the reflection of light of a screen can be reduced, and an image is clearer, more gorgeous in color and more saturated in color, so that the display effect can be obviously improved.
Description
Technical Field
The invention belongs to the technical field of glass processing, and particularly relates to a frosting powder for processing anti-dazzle glass of an electronic blackboard and application of the frosting powder in the processing of the anti-dazzle glass of the electronic blackboard.
Background
In daily life, human eyes are subjected to glare, the glare is partially from a glare light source and partially from reflection of glare, for example, when a computer is operated, the displayed content cannot be seen clearly due to reflection of scenes outside a display on the surface of the display; and when people stand in front of the glass show window to observe the scenery in the show window, the reflection on the surface of the glass show window often prevents people from clearly observing the scenery in the show window, and the like. These are all caused by light reflection from the glass surface, and the fundamental reason for this is that ordinary glass has a high reflectance. To reduce the effect of light reflected from the glass, it is necessary to subject the glass surface to a matte (reflection reducing) treatment.
Most of blackboard (or whiteboard) glass used in the current market is original white glass or acid-etched glass processed by simple frosting. The main problem is that chalk cannot be written smoothly or cannot be written on, the chalk cannot be used for a touch screen and a projector screen, and meanwhile, because the existing blackboard (or whiteboard) glass has obvious light reflection phenomenon, glare is easily generated, the chalk not only influences use but also influences eyesight.
Based on the current situation, the invention aims to develop the frosting powder for processing the anti-dazzle glass of the electronic blackboard and apply the frosting powder to the electronic blackboard so as to improve the anti-dazzle effect of the existing electronic blackboard.
Disclosure of Invention
In view of the problems in the prior art, a first object of the present invention is to provide a frosting powder for processing an electronic blackboard anti-glare glass, wherein the formula of the frosting powder is improved to improve the anti-glare effect of the existing electronic blackboard.
The second purpose of the invention is to provide a preparation method of the frosting powder for processing the anti-dazzle glass of the electronic blackboard.
The third purpose of the invention is to provide the application of the frosting powder for processing the anti-dazzle glass of the electronic blackboard in the processing of the frosting of the anti-dazzle glass of the electronic blackboard.
Based on the purpose, the invention adopts the following technical scheme:
the frosting powder for processing the anti-dazzle glass of the electronic blackboard is prepared by mixing the following raw materials in parts by weight:
60-80 parts of ammonium bifluoride,
5-10 parts of ammonium sulfate, namely ammonium sulfate,
5-10 parts of ammonium chloride, namely,
1-5 parts of sodium metasilicate pentahydrate,
3-5 parts of sodium hexametaphosphate,
1-3 parts of white carbon black,
5-10 parts of barium sulfate, namely barium sulfate,
0.5-2 parts of Arabic resin adhesive.
Further, the frosting powder for processing the anti-dazzle glass of the electronic blackboard is prepared by mixing the following raw materials in parts by weight:
65-75 parts of ammonium bifluoride,
8-10 parts of ammonium sulfate, namely ammonium sulfate,
8-10 parts of ammonium chloride, namely,
2-4 parts of sodium metasilicate pentahydrate,
4-5 parts of sodium hexametaphosphate,
1.5-3 parts of white carbon black,
8-10 parts of barium sulfate, namely barium sulfate,
0.5-2 parts of Arabic resin adhesive.
A preparation method of frosting powder for processing anti-dazzle glass of an electronic blackboard comprises the following steps:
the frosting powder raw material is mixed and stirred according to the proportion of the components, the materials are crushed after stirring, and the crushed materials are filtered through a 100-mesh and 200-mesh screen and packaged, so that the finished frosting powder for processing the anti-dazzle glass of the electronic blackboard is obtained.
Specifically, the stirring time is 10-20min, and the stirring temperature is 16-26 ℃.
The frosting powder for processing the anti-dazzle glass of the electronic blackboard is applied to the processing of the frosting of the anti-dazzle glass of the electronic blackboard.
A method for processing anti-dazzle glass of an electronic blackboard by using the frosting powder comprises the following steps:
(1) the frosting powder for processing the anti-dazzle glass of the electronic blackboard is prepared into aqueous frosting powder suspension for curing before use;
(2) before the electronic blackboard anti-dazzle glass is processed, the electronic blackboard anti-dazzle glass is cleaned, and stains on the surface of the glass are removed;
(3) the processing of the anti-dazzle glass of the electronic blackboard is carried out by adopting a cured aqueous frosting powder suspension in a soaking or sand spraying mode;
(4) and cleaning, polishing and drying the processed glass.
Further, when curing in the step (1), the frosting powder and hydrochloric acid are mixed according to the mass ratio of 1-2:1 to prepare a suspension, and the suspension is placed until the temperature of the suspension is restored to the room temperature.
Further, the soaking method in the step (3) comprises the following steps: soaking the cleaned glass into the cured aqueous frosting powder suspension at the temperature of 16-26 ℃, shaking for 150 seconds, and taking out for cleaning; the sand spraying method comprises the following steps: the glass is sprayed for about 150 seconds and 300 seconds at the temperature of 16-26 ℃ by adopting conventional sand spraying equipment, and then is cleaned.
Further, the cleaning method in the step (2) and the step (4) is to clean the glass surface by using clean water at the temperature of 16-26 ℃ to clean the residual frosting powder on the glass surface.
Compared with the prior art, the invention has the beneficial effects that:
1. on one hand, the anti-dazzle glass of the electronic blackboard processed by the frosting powder prepared by the invention has an anti-dazzle function, so that the light reflecting surface of the original glass sheet is changed into a matte diffuse reflecting surface; besides glare is prevented, the reflection degree is also reduced, light shadow is reduced, and the anti-dazzle product has strong surface corrosion resistance and scratch resistance. The interference of ambient light can be reduced, the visual angle and brightness of a display picture can be improved, the reflection of light of a screen can be reduced, and an image is clearer, more gorgeous in color and more saturated in color, so that the display effect can be obviously improved.
2. The second aspect is used as the anti-dazzle glass for the blackboard glass of the education and teaching system, and has the following characteristics: the chalk is smooth in writing, waterproof and explosion-proof, and carefully protects students from safety; audio-visual integration and intelligent teaching; anti-dazzle technique, green eyeshield: the highlight filtering technology can effectively filter harmful light and protect eyesight; an anti-glare technology for performing diffuse reflection treatment on light to prevent reflection; the visual angle range is large, and the viewing of two rows of students at the outer side is not influenced; the size is diversified, and multiple scenes are applicable.
3. The anti-dazzle glass prepared by the invention has adjustable roughness range of 0.5-1.3 and wider range.
Detailed Description
In order to make the technical purpose, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention are further described with reference to specific examples, which are intended to explain the present invention and are not to be construed as limiting the present invention, and those who do not specify a specific technique or condition in the examples follow the techniques or conditions described in the literature in the art or follow the product specification.
Example 1
The frosting powder for processing the anti-dazzle glass of the electronic blackboard is prepared by mixing the following raw materials in parts by weight:
72 parts of ammonium bifluoride,
8 parts of ammonium sulfate, namely 8 parts of ammonium sulfate,
5 parts of ammonium chloride, namely 5 parts of ammonium chloride,
3 parts of sodium metasilicate pentahydrate,
2 parts of white carbon black, namely 2 parts of white carbon black,
7.5 parts of barium sulfate, namely barium sulfate,
5 parts of sodium hexametaphosphate,
0.5 part of Arabic resin glue powder.
The preparation method of the frosting powder for processing the anti-dazzle glass of the electronic blackboard comprises the following steps:
the method comprises the following steps of mixing the frosting powder raw materials according to the mixture ratio of the components, placing the mixture into a stirring kettle, adding materials while stirring, stirring for 10min at the temperature of 25 ℃ after all the raw materials are added, feeding the stirred materials into a crusher through conveying equipment for crushing, sieving the crushed materials with a 100-mesh sieve, and packaging to obtain the finished frosting powder for processing the anti-dazzle glass of the electronic blackboard.
A method for processing anti-dazzle glass of an electronic blackboard by using the frosting powder comprises the following steps:
(1) the frosting powder for processing the anti-dazzle glass of the electronic blackboard is prepared into aqueous frosting powder suspension for curing before use, 12.5 kg of hydrochloric acid is added into a container, 25 kg of glass frosting powder is slowly added while stirring is carried out until the glass frosting powder is completely added and stirred uniformly to prepare suspension, and the suspension is placed until the temperature of the suspension is recovered to the room temperature; the hydrochloric acid is generally industrial grade, and the mass concentration is 28-31%;
(2) before the electronic blackboard anti-dazzle glass is processed, the electronic blackboard anti-dazzle glass is cleaned, and stains on the surface of the glass are removed;
(3) the processing of the anti-dazzle glass of the electronic blackboard is carried out in a soaking mode by adopting cured aqueous frosting powder suspension, and specifically, cleaned glass is vertically immersed into the cured aqueous frosting powder suspension at normal temperature (20 ℃) until the glass is completely immersed into the suspension, and is taken out and cleaned after shaking for 300 seconds at a small amplitude and back for 150 seconds;
(4) and cleaning, polishing and drying the processed glass at 25 ℃ to obtain the finished product of the anti-dazzle glass for the electronic blackboard.
The cleaning method in the step (2) and the step (4) comprises the steps of cleaning with clear water at the temperature of 25 ℃ and cleaning the residual frosting powder on the surface of the glass.
The processed anti-dazzle glass of the electronic blackboard is checked by a roughness meter, a glossiness meter and a photoelectric haze meter, and the detection result is roughness: 0.560-0.641 micrometers; gloss (60 degree angle) index: 25-29 GU; light transmittance: not less than 70 percent.
The electronic blackboard glass processed by the embodiment has the advantages that chalk is smoothly written without breaking; the anti-dazzle effect is good, and the eyes are protected; highlight filtration is adopted, 80% of harmful light is effectively filtered, and the eyesight is protected; anti-glare, which is used for processing the light diffuse reflection to prevent the light reflection; 178 degrees of visual angle does not affect the viewing of two rows of students at the outer side.
Example 2
The frosting powder for processing the anti-dazzle glass of the electronic blackboard is prepared by mixing the following raw materials in parts by weight:
70 parts of ammonium bifluoride,
10 parts of ammonium sulfate, namely 10 parts of ammonium sulfate,
5 parts of ammonium chloride, namely 5 parts of ammonium chloride,
2 parts of sodium metasilicate pentahydrate,
2 parts of white carbon black, namely 2 parts of white carbon black,
7.5 parts of barium sulfate, namely barium sulfate,
3 parts of sodium hexametaphosphate, namely sodium hexametaphosphate,
0.5 part of Arabic resin glue powder.
The preparation method of the frosting powder for processing the anti-dazzle glass of the electronic blackboard comprises the following steps:
the method comprises the following steps of mixing the frosting powder raw materials according to the mixture ratio of the components, placing the mixture into a stirring kettle, adding materials while stirring, stirring for 20min at the temperature of 16 ℃ after all the raw materials are added, feeding the stirred materials into a crusher through conveying equipment for crushing, sieving with a 200-mesh sieve after crushing, and packaging to obtain the finished frosting powder for processing the anti-dazzle glass of the electronic blackboard.
A method for processing anti-dazzle glass of an electronic blackboard by using the frosting powder comprises the following steps:
(1) the frosting powder for processing the anti-dazzle glass of the electronic blackboard is prepared into aqueous frosting powder suspension for curing before use, 12.5 kg of hydrochloric acid is added into a container, 25 kg of glass frosting powder is slowly added while stirring is carried out until the glass frosting powder is completely added and stirred uniformly to prepare suspension, and the suspension is placed until the temperature of the suspension is recovered to the room temperature; the hydrochloric acid is generally industrial grade, and the mass concentration is 28-31%;
(2) before the electronic blackboard anti-dazzle glass is processed, the electronic blackboard anti-dazzle glass is cleaned, and stains on the surface of the glass are removed;
(3) the processing of the anti-dazzle glass of the electronic blackboard is carried out in a soaking mode by adopting cured aqueous frosting powder suspension, and specifically, cleaned glass is vertically immersed into the cured aqueous frosting powder suspension at normal temperature (16 ℃) until the glass is completely immersed into the suspension, and is taken out and cleaned after shaking for 300 seconds at a small amplitude and back for 150 seconds;
(4) and cleaning, polishing and drying the processed glass at 16 ℃ to obtain the finished product of the anti-dazzle glass for the electronic blackboard.
The cleaning method in the step (2) and the step (4) comprises the steps of cleaning with clear water at the temperature of 16 ℃ and cleaning the residual frosting powder on the surface of the glass.
Inspecting the processed anti-dazzle glass of the electronic blackboard by using a roughness meter, a glossiness meter and a photoelectric haze meter, wherein the detection result is that the roughness is 0.565-0.648 micron; the glossiness (60 degree angle) is 30 +/-10 GU; light transmittance: not less than 70 percent.
The electronic blackboard glass processed by the embodiment has the advantages that chalk is smoothly written without breaking; anti-glare, which is used for processing the light diffuse reflection to prevent the light reflection; 178 deg. viewing angle.
Finally, it should be noted that: the above embodiments are merely illustrative and not restrictive of the technical solutions of the present invention, and any equivalent substitutions and modifications or partial substitutions made without departing from the spirit and scope of the present invention should be included in the scope of the claims of the present invention.
Claims (9)
1. The frosting powder for processing the anti-dazzle glass of the electronic blackboard is characterized by being prepared by mixing the following raw materials in parts by weight:
60-80 parts of ammonium bifluoride,
5-10 parts of ammonium sulfate, namely ammonium sulfate,
5-10 parts of ammonium chloride, namely,
1-5 parts of sodium metasilicate pentahydrate,
3-5 parts of sodium hexametaphosphate,
1-3 parts of white carbon black,
5-10 parts of barium sulfate, namely barium sulfate,
0.5-2 parts of Arabic resin adhesive.
2. The frosting powder for processing the anti-dazzle glass of the electronic blackboard according to claim 1, which is prepared by mixing the following raw materials in parts by weight:
65-75 parts of ammonium bifluoride,
8-10 parts of ammonium sulfate, namely ammonium sulfate,
8-10 parts of ammonium chloride, namely,
2-4 parts of sodium metasilicate pentahydrate,
4-5 parts of sodium hexametaphosphate,
1.5-3 parts of white carbon black,
8-10 parts of barium sulfate, namely barium sulfate,
0.5-2 parts of Arabic resin adhesive.
3. The method for preparing the frosting powder for processing the antiglare glass of an electronic blackboard according to claim 1 or 2, comprising the steps of:
the frosting powder raw material is mixed and stirred according to the proportion of the components, the materials are crushed after stirring, and the crushed materials are filtered through a 100-mesh and 200-mesh screen and packaged, so that the finished frosting powder for processing the anti-dazzle glass of the electronic blackboard is obtained.
4. The method of claim 3, wherein the stirring time is 10-20min and the stirring temperature is 16-26 ℃.
5. Use of the frosting powder for processing an electronic blackboard anti-glare glass according to claim 1 or 2 in the processing of the electronic blackboard anti-glare glass frosting.
6. A method for processing an anti-dazzle glass of an electronic blackboard by using the frosting powder of claim 1 or 2, which is characterized by comprising the following steps:
(1) the frosting powder for processing the anti-dazzle glass of the electronic blackboard is prepared into aqueous frosting powder suspension for curing before use;
(2) before the electronic blackboard anti-dazzle glass is processed, the electronic blackboard anti-dazzle glass is cleaned, and stains on the surface of the glass are removed;
(3) the processing of the anti-dazzle glass of the electronic blackboard is carried out by adopting a cured aqueous frosting powder suspension in a soaking or sand spraying mode;
(4) and cleaning, polishing and drying the processed glass.
7. The method of claim 6, wherein in the aging step (1), the frosting powder and the hydrochloric acid are mixed according to the mass ratio of 1-2:1 to prepare a suspension, and the suspension is placed until the temperature of the suspension is restored to the room temperature.
8. The method of claim 6, wherein the soaking in step (3) is performed by: soaking the cleaned glass into the cured aqueous frosting powder suspension at the temperature of 16-26 ℃, shaking for 150 seconds, and taking out for cleaning; the sand spraying method comprises the following steps: spraying the glass for about 150 seconds and 300 seconds at the temperature of 16-26 ℃ by adopting sand spraying equipment, and then cleaning.
9. The method as claimed in claim 6, wherein the cleaning method in step (2) and step (4) is to clean the residual frosting powder on the glass surface by using clean water at the temperature of 16-26 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110126035.XA CN112919816B (en) | 2021-01-29 | 2021-01-29 | Frosting powder for processing anti-dazzle glass of electronic black-and-white plate and application thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110126035.XA CN112919816B (en) | 2021-01-29 | 2021-01-29 | Frosting powder for processing anti-dazzle glass of electronic black-and-white plate and application thereof |
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| Publication number | Publication date |
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| CN112919816B (en) | 2023-05-23 |
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