CN111849212A - Preparation method of diamond long pearlescent pigment - Google Patents
Preparation method of diamond long pearlescent pigment Download PDFInfo
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- CN111849212A CN111849212A CN201911208410.4A CN201911208410A CN111849212A CN 111849212 A CN111849212 A CN 111849212A CN 201911208410 A CN201911208410 A CN 201911208410A CN 111849212 A CN111849212 A CN 111849212A
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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
- C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
- C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
- C09C1/36—Compounds of titanium
- C09C1/3607—Titanium dioxide
- C09C1/3653—Treatment with inorganic compounds
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- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
- C09C3/00—Treatment in general of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties
- C09C3/06—Treatment with inorganic compounds
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Abstract
The invention discloses a preparation method of diamond long pearlescent pigment, which comprises the following steps: weighing 15-20kg of base material, adding deionized water to 140-160L, adjusting the pH value to 1.4-1.7, heating to 58-61 ℃ to obtain a suspension, and then wrapping the suspension by the following two layers; a first layer: adding 9-12.6L of stannic chloride solution and 1.5-2.7L of sodium chloride solution into the suspension at the same time, wherein the concentration of the stannic chloride solution is 0.12-0.15mol/L, the concentration of the sodium chloride solution is 0.08-0.14mol/L, stirring for 20min, heating to 75 ℃, and adjusting the pH to 1.8-2.1; a second layer: the method comprises the following steps: and adding a titanium tetrachloride solution into the first layer of suspension, stopping adding until silver white, interference gold, interference red, interference purple, interference blue or interference green, filtering, washing, drying and calcining to obtain the diamond long pearlescent pigment.
Description
Technical Field
The invention belongs to the technical field of pigments, and particularly relates to a preparation method of diamond long pearlescent pigment.
Background
Pearlescent pigments are used as special effect pigments, and are increasingly applied in many industrial fields due to unique and elegant gloss and soft or glittering appearance effects caused by different colors and particle sizes, wherein diamond pearlescent pigments have glittering luster like diamonds, are insoluble in water and harmless to human bodies, can be contacted with skin and food, and are widely applied to special fields such as cosmetics and food packaging.
The Chinese patent application with publication number CN102876090A discloses a preparation method of pearlescent pigment for enhancing interference effect, which at least comprises the following steps: forming at least one crystal form transformation promoter layer on the surface of the substrate or the metal oxide coating layer thereof, wherein the crystal form transformation promoter is SnO2 or hydrated SnO 2; the weight percentage of the dehydrated SnO2 and the substrate in the finished product is 10-20%, the coating rate is 20-70%, when the calcining temperature is higher than 700 ℃, the metallic oxide pigment is calcined at high temperature, most or all of the crystal structure of the coated oxide is converted, and the coated oxides of various different crystal forms generate different refractive indexes, so that the pearlescent pigment with the interference enhancement effect is prepared, the invention adds a crystal form conversion promoter SnO2 layer in the coating process to enhance the interference effect, the prepared pearlescent pigment has the effect of changing color along with the angle, the brightness and the chromaticity are greatly improved, the process is easier to operate, but due to the more content of Sn in the crystal form conversion promoter, although the phase transition temperature of the metallic oxide pigment such as TiO2 can be obviously reduced, the thickness of the TiO2 after phase transition is small, the coverage rate is low, and the overall light reflectivity is low, the color is more vivid but does not give a brilliant diamond-like texture.
Chinese patent with publication number CN104231675B discloses a preparation method of titanium series crystal effect pigment, which comprises the following steps: preparing suspension and preparing a precursor; preparing the series of precursors; and (3) calcining: washing and drying the obtained precursor, and calcining at 775-785 ℃ to obtain titanium series crystal effect pigments; before precursor preparation, suspension is prepared, acid is adjusted, temperature is raised, solution concentration, pH value and temperature are strictly controlled within a certain range, especially before reaction, temperature is well controlled, and reaction speed and pigment accumulation effect can be improved to a certain extent; when the pH is adjusted to 1.5 and the temperature is raised to 62-67 ℃, the effect is particularly prominent; the particle size of the synthetic mica is 10-100 meshes, the required technical effect can be achieved, but the phase change promoter only contains tin dioxide, the phase change time of titanium dioxide is long, and the cost is high.
Disclosure of Invention
In view of the above, the present invention aims to provide a method for preparing diamond long pearlescent pigment, which has low preparation cost and high reflectivity of the prepared product, aiming at the defects of the prior art.
In order to achieve the purpose, the invention adopts the following technical scheme:
A preparation method of diamond long pearlescent pigment comprises the following steps:
weighing 15-20kg of base material, adding deionized water to 140-160L, adjusting the pH value to 1.4-1.7, heating to 58-61 ℃ to obtain a suspension, and then wrapping the suspension by the following two layers;
a first layer: adding 9-12.6L of stannic chloride solution and 1.5-2.7L of sodium chloride solution into the suspension at the same time, wherein the concentration of the stannic chloride solution is 0.12-0.15mol/L, the concentration of the sodium chloride solution is 0.08-0.14mol/L, stirring for 20min, heating to 75 ℃, and adjusting the pH to 1.8-2.1;
a second layer: the method comprises the following steps: and adding a titanium tetrachloride solution into the first layer of suspension, stopping adding until silver white, interference gold, interference red, interference purple, interference blue or interference green, filtering, washing, drying and calcining to obtain the diamond long pearlescent pigment.
Further, the base material is glass flake.
Furthermore, the particle size of the diamond long pearlescent pigment is 40-400 μm.
Further, the flow rate of the stannic chloride solution is 60mL/min-70mL/min, and the concentration of the sodium chloride solution is 10-15 mL/min.
Further, the calcination temperature is 550-600 ℃.
Furthermore, the concentration of the titanium tetrachloride is 0.9-1.1mol/L, and the flow rate is 45-50 ml/min.
Further, the diamond long pearlescent pigment comprises the following components in percentage by mass: 67-95% of base material, 3-31% of titanium dioxide, 0.7-0.9% of stannic oxide and 0.1-0.3% of sodium chloride.
Furthermore, hydrochloric acid solution is adopted for adjusting the pH value to be low, and sodium hydroxide solution is adopted for adjusting the pH value to be high.
The titanium dioxide can be gradually changed to rutile type under the condition of high-temperature firing, but the change temperature is high, the change time is long, the energy consumption is huge, in order to save cost, zinc chloride is usually added in the current production process, the zinc chloride is changed into zinc dioxide in the high-temperature firing process, the zinc dioxide and tin dioxide are jointly used as phase change promoters, because the zinc ion is divalent positive ion, the titanium ion in the titanium dioxide is tetravalent ion, after various zinc ions are introduced, in order to keep charge balance, oxygen anion vacancy can be generated, the migration rate of the oxygen ion with larger radius in the solid phase reaction can be accelerated, the rapid crystal form change is very favorable for realizing, the phase change temperature can be reduced, the phase change time is reduced, the sodium ion in the sodium chloride is monovalent and monovalent, the chemical valence difference with the titanium ion is larger, the oxygen anion is easy to move too fast, the crystal nucleus structure is disturbed, the crystal transformation of titanium dioxide is affected, so that the addition of sodium chloride as a phase transition promoter is not easily conceivable to those skilled in the art.
The invention has the beneficial effects that:
1. the diamond long pearlescent pigment prepared by the invention adopts the glass flakes, has excellent corrosion resistance and good permeability resistance, is beneficial to uniform adhesion of tin tetrachloride, sodium chloride and titanium chloride, and has uniform color and luster.
2. The content of titanium dioxide in the product is high, the thickness of the rutile titanium dioxide after calcination is large, the covering rate is high, the integral light reflection rate of the product is high, and the glossiness is better.
3. The sodium chloride and the tin dioxide are jointly used as phase change accelerators, so that the dosage of the tin dioxide is greatly reduced while the crystal forming effect is not influenced, the required calcining time is shortened, the calcining temperature is reduced, and the cost is saved; and the sodium chloride and the stannic oxide are jointly used as the phase change accelerant, so that the sintering of the titanium dioxide can be prevented, and the color development quality of the product is ensured.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
Adding 15kg of glass flakes with the dry weight of 40-200 mu m into a 200L pilot reactor, adding deionized water until the liquid level is 140L, uniformly stirring, adding 0.1mol/L hydrochloric acid to adjust the pH to 1.4, then heating to 58 ℃ to obtain a suspension, and then sequentially wrapping by two layers:
one layer: keeping the temperature at 58 ℃ and the pH at 1.4, simultaneously adding 9L of stannic chloride solution and 1.5L of sodium chloride solution into the suspension, wherein the concentration of the stannic chloride solution is 0.12mol/L, the flow rate is 60ml/min, the concentration of the sodium chloride solution is 0.08mol/L, and the flow rate is 10ml/min, stirring for 20min after the addition is finished, heating to 75 ℃, slowly adding the sodium hydroxide solution with the concentration of 0.1mol/L, and slowly increasing the pH to 1.8 within 40 min.
Two layers: adding titanium tetrachloride solution with the concentration of 0.9mol/L into the suspension, stopping the materials when the flow is 45mL/min to ensure that the colors are respectively silver white, interference gold, interference red, interference purple, interference blue and interference green, filtering, washing, drying and calcining to obtain a finished product, wherein the light reflectivity of the diamond pearl pigment of each hue, the calcining temperature and the calcining time for completely converting titanium dioxide into rutile are measured as follows:
table one: example one light reflectance, calcination temperature and calcination time for each color phase
Sintering and cracking phenomena do not occur in the calcining process.
Example two
Adding glass flakes with the particle size of 40-200 mu m and the dry weight of 15kg into a 200L pilot-scale reaction kettle, adding deionized water until the liquid level is 160L, uniformly stirring, adding hydrochloric acid with the concentration of 0.1mol/L to adjust the pH to 1.7, then heating to 61 ℃ to obtain a suspension, and then sequentially wrapping by two layers:
one layer: keeping the temperature at 61 ℃, the pH at 1.7, simultaneously adding 12.6L of stannic chloride solution and 2.7L of sodium chloride solution into the suspension, wherein the concentration of the stannic chloride solution is 0.15mol/L, the flow rate is 70ml/min, the concentration of the sodium chloride solution is 0.14mol/L, the flow rate is 15ml/min, stirring for 20min after the addition is finished, heating to 75 ℃, slowly adding the sodium hydroxide solution with the concentration of 0.1mol/L, and slowly increasing the pH to 2.1 within 60 min.
Two layers: adding titanium tetrachloride solution with the concentration of 1.1mol/L into the suspension, stopping the materials when the flow is 50mL/min to ensure that the colors are respectively silver white, interference gold, interference red, interference purple, interference blue and interference green, filtering, washing, drying and calcining to obtain a finished product, and measuring the light reflectivity of the diamond pearl pigment of each hue and the calcining temperature for completely converting titanium dioxide into rutile type as follows:
Table two: light reflectance, calcination temperature and calcination time for each hue in example two
Sintering and cracking phenomena do not occur in the calcining process.
EXAMPLE III
Adding 17kg of glass flakes with the particle size of 50-300 microns and the dry weight into a 200L pilot scale reaction kettle, adding deionized water till the liquid level is 140L, uniformly stirring, adding 0.1mol/L hydrochloric acid to adjust the pH to 1.4, then heating to 58 ℃ to obtain a suspension, and then sequentially wrapping the suspension by the following two layers:
one layer: keeping the temperature at 58 ℃ and the pH at 1.4, simultaneously adding 9L of stannic chloride solution and 1.5L of sodium chloride solution into the suspension, wherein the concentration of the stannic chloride solution is 0.12mol/L, the flow rate is 60ml/min, the concentration of the sodium chloride solution is 0.08mol/L, and the flow rate is 10ml/min, stirring for 20min after the addition is finished, heating to 75 ℃, slowly adding the sodium hydroxide solution with the concentration of 0.1mol/L, and slowly increasing the pH to 1.8 within 40 min.
Two layers: adding titanium tetrachloride solution with the concentration of 0.9mol/L into the suspension, stopping the materials when the flow is 45mL/min to ensure that the colors are respectively silver white, interference gold, interference red, interference purple, interference blue and interference green, filtering, washing, drying and calcining to obtain a finished product, wherein the light reflectivity of the diamond pearl pigment of each hue, the calcining temperature and the calcining time for completely converting titanium dioxide into rutile are measured as follows:
Table three: light reflectance, calcination temperature and calcination time for each hue in example three
Sintering and cracking phenomena do not occur in the calcining process.
Example four
Adding glass flakes with the particle size of 60-400 mu m and the dry weight of 16kg into a 200L pilot-scale reaction kettle, adding deionized water until the liquid level is 160L, uniformly stirring, adding hydrochloric acid with the concentration of 0.1mol/L to adjust the pH value to 1.7, then heating to 61 ℃ to obtain a suspension, and then sequentially carrying out the following two-layer wrapping:
one layer: keeping the temperature at 61 ℃, the pH at 1.7, simultaneously adding 12.6L of stannic chloride solution and 2.7L of sodium chloride solution into the suspension, wherein the concentration of the stannic chloride solution is 0.15mol/L, the flow rate is 70ml/min, the concentration of the sodium chloride solution is 0.14mol/L, the flow rate is 15ml/min, stirring for 20min after the addition is finished, heating to 75 ℃, slowly adding the sodium hydroxide solution with the concentration of 0.1mol/L, and slowly increasing the pH to 2.1 within 60 min.
Two layers: adding titanium tetrachloride solution with the concentration of 1.1mol/L into the suspension, stopping the materials when the flow is 50mL/min to ensure that the colors are respectively silver white, interference gold, interference red, interference purple, interference blue and interference green, filtering, washing, drying and calcining to obtain a finished product, and measuring the light reflectivity of the diamond pearl pigment of each hue and the calcining temperature for completely converting titanium dioxide into rutile type as follows:
Table four: light reflectance, calcination temperature and calcination time for each hue in example four
Sintering and cracking phenomena do not occur in the calcining process.
EXAMPLE five
Adding 18kg of glass flakes with the dry weight of 40-200 microns into a 200L pilot scale reaction kettle, adding deionized water until the liquid level is 150L, uniformly stirring, adding 0.1mol/L hydrochloric acid to adjust the pH to 1.5, then heating to 60 ℃ to obtain a suspension, and then sequentially wrapping by the following two layers:
one layer: keeping the temperature at 60 ℃ and the pH at 1.5, adding 11.7L of stannic chloride solution and 2.2L of sodium chloride solution into the suspension at the same time, wherein the concentration of the stannic chloride solution is 0.13mol/L, the flow rate is 65ml/min, the concentration of the sodium chloride solution is 0.11mol/L, and the flow rate is 12ml/min, stirring for 20min after the addition is finished, heating to 75 ℃, slowly adding the sodium hydroxide solution with the concentration of 0.1mol/L, and slowly increasing the pH to 2.0 within 60 min.
Two layers: adding titanium tetrachloride solution with the concentration of 1mol/L into the suspension, stopping feeding when the flow is 45mL/min to enable the colors to be respectively silver white, interference gold, interference red, interference purple, interference blue and interference green, filtering, washing, drying and calcining to obtain finished products, wherein the light reflectivity of the diamond long pearlescent pigment of each hue, the calcining temperature and the calcining time for completely converting titanium dioxide into rutile are measured as follows:
Table five: example five light reflectance, calcination temperature and calcination time for each color phase
Sintering and cracking phenomena do not occur in the calcining process.
Comparative example 1
Adding 15kg of glass flakes with the dry weight of 40-200 mu m into a 200L pilot reactor, adding deionized water until the liquid level is 140L, uniformly stirring, adding 0.1mol/L hydrochloric acid to adjust the pH to 1.4, then heating to 58 ℃ to obtain a suspension, and then sequentially wrapping by two layers:
one layer: keeping the temperature at 58 ℃ and the pH at 1.4, simultaneously adding 9L of stannic chloride solution and 1.5L of sodium chloride solution into the suspension, wherein the concentration of the stannic chloride solution is 1.5mol/L, the flow rate is 60ml/min, the concentration of the sodium chloride solution is 0.08mol/L, and the flow rate is 10ml/min, stirring for 20min after the addition is finished, heating to 75 ℃, slowly adding the sodium hydroxide solution with the concentration of 0.1mol/L, and slowly increasing the pH to 1.8 within 40 min.
Two layers: adding titanium tetrachloride solution with the concentration of 0.9mol/L into the suspension, stopping the materials when the flow is 45mL/min to ensure that the colors are respectively silver white, interference gold, interference red, interference purple, interference blue and interference green, filtering, washing, drying and calcining to obtain a finished product, wherein the light reflectivity of the diamond pearl pigment of each hue, the calcining temperature and the calcining time for completely converting titanium dioxide into rutile are measured as follows:
Table six: light reflectance, calcination temperature and calcination time for each hue in comparative example one
The pearlescent pigment finished products in the interference red color in the first example and the second example are respectively subjected to ingredient verification, and the following results are obtained:
TABLE VII: example one and comparative example one of the pearlescent pigment finished product with interference red color comprises the components in the mass fraction
The difference between the embodiment and the first embodiment is that the reflective rate of the product is seriously affected by adding more tin tetrachloride in the embodiment.
Comparative example 2
Adding 15kg of glass flakes with the dry weight of 40-200 mu m into a 200L pilot reactor, adding deionized water until the liquid level is 140L, uniformly stirring, adding 0.1mol/L hydrochloric acid to adjust the pH to 1.4, then heating to 58 ℃ to obtain a suspension, and then sequentially wrapping by two layers:
one layer: keeping the temperature at 58 ℃ and the pH at 1.4, simultaneously adding 9L of stannic chloride solution into the suspension, wherein the concentration of the stannic chloride solution is 0.12mol/L, the flow rate is 60ml/min, stirring for 20min after the addition is finished, heating to 75 ℃, slowly adding sodium hydroxide solution with the concentration of 0.1mol/L, and slowly increasing the pH to 1.8 within 40 min.
Two layers: adding titanium tetrachloride solution with the concentration of 0.9mol/L into the suspension, stopping the materials when the flow is 45mL/min to ensure that the colors are respectively silver white, interference gold, interference red, interference purple, interference blue and interference green, filtering, washing, drying and calcining to obtain a finished product, wherein the light reflectivity of the diamond pearl pigment of each hue, the calcining temperature and the calcining time for completely converting titanium dioxide into rutile are measured as follows:
Table eight: light reflectance, calcination temperature and calcination time for each hue in comparative example two
The difference between this example and the first example is that no sodium chloride solution is added in this example, and it can be seen from the table that the addition of no sodium chloride solution has little influence on the light reflectivity of the product, but the calcination temperature and calcination time are greatly increased, and the cost is increased.
Finally, the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and other modifications or equivalent substitutions made by the technical solutions of the present invention by those of ordinary skill in the art should be covered within the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solutions of the present invention.
Claims (8)
1. A preparation method of diamond long pearlescent pigment is characterized by comprising the following steps:
weighing 15-20kg of base material, adding deionized water to 140-160L, adjusting the pH value to 1.4-1.7, heating to 58-61 ℃ to obtain a suspension, and then wrapping the suspension by the following two layers;
a first layer: adding 9-12.6L of stannic chloride solution and 1.5-2.7L of sodium chloride solution into the suspension at the same time, wherein the concentration of the stannic chloride solution is 0.12-0.15mol/L, the concentration of the sodium chloride solution is 0.08-0.14mol/L, stirring for 20min, heating to 75 ℃, and adjusting the pH to 1.8-2.1;
A second layer: the method comprises the following steps: and adding a titanium tetrachloride solution into the first layer of suspension, stopping adding until silver white, interference gold, interference red, interference purple, interference blue or interference green, filtering, washing, drying and calcining to obtain the diamond long pearlescent pigment.
2. The method as claimed in claim 1, wherein the substrate is glass flake.
3. The method according to claim 1, wherein said diamond pearlescent pigment has a particle size of 40-400 μm.
4. The method according to claim 1, wherein the tin tetrachloride solution has a flow rate of 60mL/min to 70mL/min, and the sodium chloride solution has a concentration of 10 mL/min to 15 mL/min.
5. The method as claimed in claim 1, wherein the calcination temperature is 550-600 ℃.
6. The method of claim 1, wherein the titanium tetrachloride has a concentration of 0.9 to 1.1mol/L and a flow rate of 45 to 50 ml/min.
7. The method for preparing diamond long pearlescent pigment according to claim 1, wherein the diamond long pearlescent pigment comprises the following components in percentage by mass: 67-95% of base material, 3-31% of titanium dioxide, 0.7-0.9% of stannic oxide and 0.1-0.3% of sodium chloride.
8. The method according to claim 1, wherein the pH is lowered by hydrochloric acid solution, and the pH is raised by sodium hydroxide solution.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115895293A (en) * | 2022-11-16 | 2023-04-04 | 福建坤彩材料科技股份有限公司 | Pearlescent pigment suitable for powder coating and preparation method and application thereof |
| CN116120816A (en) * | 2022-12-23 | 2023-05-16 | 老虎表面技术新材料（清远）有限公司 | Diamond flickering effect powder coating composition and coating thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1076707A (en) * | 1992-03-26 | 1993-09-29 | 默克专利股份有限公司 | Platelet-like colored pigments and production method thereof |
| US5753371A (en) * | 1996-06-03 | 1998-05-19 | The Mearl Corporation | Pearlescent glass pigment |
| DE10331903A1 (en) * | 2002-08-20 | 2004-02-26 | Merck Patent Gmbh | Silver pigment with high covering power, used in paint, lacquer, automotive coating, printing ink, plastics, ceramics, glass, cosmetic, pigment or dry preparation, has absorbing layer besides layers of high and lower refractive index |
| CN1631997A (en) * | 2004-11-22 | 2005-06-29 | 中国化工建设总公司常州涂料化工研究院 | Super flaring pearlescent pigment and method for preparing same |
| CN101348617A (en) * | 2008-09-22 | 2009-01-21 | 苏州泰珠科技发展有限公司 | Doping pearlescent pigment and preparation thereof |
| CN104231675A (en) * | 2014-09-24 | 2014-12-24 | 南阳市凌宝珠光颜料有限公司 | Preparation method of pigments with titanium series crystal effect |
-
2019
- 2019-11-30 CN CN201911208410.4A patent/CN111849212A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1076707A (en) * | 1992-03-26 | 1993-09-29 | 默克专利股份有限公司 | Platelet-like colored pigments and production method thereof |
| US5753371A (en) * | 1996-06-03 | 1998-05-19 | The Mearl Corporation | Pearlescent glass pigment |
| DE10331903A1 (en) * | 2002-08-20 | 2004-02-26 | Merck Patent Gmbh | Silver pigment with high covering power, used in paint, lacquer, automotive coating, printing ink, plastics, ceramics, glass, cosmetic, pigment or dry preparation, has absorbing layer besides layers of high and lower refractive index |
| CN1631997A (en) * | 2004-11-22 | 2005-06-29 | 中国化工建设总公司常州涂料化工研究院 | Super flaring pearlescent pigment and method for preparing same |
| CN101348617A (en) * | 2008-09-22 | 2009-01-21 | 苏州泰珠科技发展有限公司 | Doping pearlescent pigment and preparation thereof |
| CN104231675A (en) * | 2014-09-24 | 2014-12-24 | 南阳市凌宝珠光颜料有限公司 | Preparation method of pigments with titanium series crystal effect |
Non-Patent Citations (2)
| Title |
|---|
| 吕凯: "《熔模铸造》", 31 March 2018, 冶金工业出版社 * |
| 汪建: "《陶瓷颜料应用及配制技术》", 31 January 2017, 江西高校出版社 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115895293A (en) * | 2022-11-16 | 2023-04-04 | 福建坤彩材料科技股份有限公司 | Pearlescent pigment suitable for powder coating and preparation method and application thereof |
| CN116120816A (en) * | 2022-12-23 | 2023-05-16 | 老虎表面技术新材料（清远）有限公司 | Diamond flickering effect powder coating composition and coating thereof |
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Application publication date: 20201030 |