CN113681007A - Copper-gold powder collecting and storing method - Google Patents
Copper-gold powder collecting and storing method Download PDFInfo
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- CN113681007A CN113681007A CN202111075971.9A CN202111075971A CN113681007A CN 113681007 A CN113681007 A CN 113681007A CN 202111075971 A CN202111075971 A CN 202111075971A CN 113681007 A CN113681007 A CN 113681007A
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- Prior art keywords
- copper
- powder
- gold powder
- collecting
- ethyl alcohol
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- QRJOYPHTNNOAOJ-UHFFFAOYSA-N copper gold Chemical compound [Cu].[Au] QRJOYPHTNNOAOJ-UHFFFAOYSA-N 0.000 title claims abstract description 66
- 239000000843 powder Substances 0.000 title claims abstract description 66
- 238000000034 method Methods 0.000 title claims abstract description 30
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 64
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 31
- 235000015112 vegetable and seed oil Nutrition 0.000 claims abstract description 26
- 239000008158 vegetable oil Substances 0.000 claims abstract description 26
- 238000001035 drying Methods 0.000 claims abstract description 18
- 150000007524 organic acids Chemical class 0.000 claims abstract description 17
- 238000003860 storage Methods 0.000 claims abstract description 17
- BJEPYKJPYRNKOW-REOHCLBHSA-N (S)-malic acid Chemical compound OC(=O)[C@@H](O)CC(O)=O BJEPYKJPYRNKOW-REOHCLBHSA-N 0.000 claims abstract description 6
- BJEPYKJPYRNKOW-UHFFFAOYSA-N alpha-hydroxysuccinic acid Natural products OC(=O)C(O)CC(O)=O BJEPYKJPYRNKOW-UHFFFAOYSA-N 0.000 claims abstract description 6
- 239000001630 malic acid Substances 0.000 claims abstract description 6
- 235000011090 malic acid Nutrition 0.000 claims abstract description 6
- 238000004321 preservation Methods 0.000 claims abstract description 6
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 5
- 239000007788 liquid Substances 0.000 claims abstract description 5
- 238000012216 screening Methods 0.000 claims abstract description 5
- 238000004381 surface treatment Methods 0.000 claims abstract description 5
- 239000003605 opacifier Substances 0.000 claims description 25
- 239000003761 preservation solution Substances 0.000 claims description 18
- 238000003756 stirring Methods 0.000 claims description 16
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 12
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 claims description 12
- 235000019441 ethanol Nutrition 0.000 claims description 10
- 239000000243 solution Substances 0.000 claims description 10
- 238000005406 washing Methods 0.000 claims description 9
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 8
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 8
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 claims description 8
- 238000002360 preparation method Methods 0.000 claims description 8
- 238000002791 soaking Methods 0.000 claims description 8
- 235000019484 Rapeseed oil Nutrition 0.000 claims description 4
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 4
- 238000001816 cooling Methods 0.000 claims description 4
- 229910000365 copper sulfate Inorganic materials 0.000 claims description 4
- ARUVKPQLZAKDPS-UHFFFAOYSA-L copper(II) sulfate Chemical compound [Cu+2].[O-][S+2]([O-])([O-])[O-] ARUVKPQLZAKDPS-UHFFFAOYSA-L 0.000 claims description 4
- 235000005687 corn oil Nutrition 0.000 claims description 4
- 239000002285 corn oil Substances 0.000 claims description 4
- 238000001914 filtration Methods 0.000 claims description 4
- 239000011259 mixed solution Substances 0.000 claims description 4
- 238000002156 mixing Methods 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 4
- 230000001376 precipitating effect Effects 0.000 claims description 4
- 238000002203 pretreatment Methods 0.000 claims description 4
- 238000004062 sedimentation Methods 0.000 claims description 4
- 229910000029 sodium carbonate Inorganic materials 0.000 claims description 4
- 235000012424 soybean oil Nutrition 0.000 claims description 4
- 239000003549 soybean oil Substances 0.000 claims description 4
- 238000005303 weighing Methods 0.000 claims description 4
- 238000000746 purification Methods 0.000 claims 1
- 239000000049 pigment Substances 0.000 abstract description 6
- 150000002148 esters Chemical class 0.000 abstract description 4
- 239000003755 preservative agent Substances 0.000 abstract description 3
- 230000002335 preservative effect Effects 0.000 abstract description 3
- 230000001804 emulsifying effect Effects 0.000 abstract description 2
- 230000002421 anti-septic effect Effects 0.000 abstract 1
- 230000000052 comparative effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000011010 flushing procedure Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 238000004945 emulsification Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 229910001297 Zn alloy Inorganic materials 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- TVZPLCNGKSPOJA-UHFFFAOYSA-N copper zinc Chemical compound [Cu].[Zn] TVZPLCNGKSPOJA-UHFFFAOYSA-N 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Powder Metallurgy (AREA)
Abstract
The invention provides a method for collecting and storing copper-gold powder, and relates to the field of copper-gold powder storage. The method for collecting and storing the bronze powder comprises the following steps: step one, preparing preservation liquid; step two, collecting copper-gold powder; step three, carrying out surface treatment on the collected copper-gold powder; step four, drying; step five, storing; and step six, selling pretreatment. Through after the collection is accomplished, react with ethanol through organic acid, form corresponding ester, can promote the performance of bronze powder by a wide margin, improve the result of use of bronze powder, can regard as vegetable oil's antiseptic like malic acid, the remaining undissolved part simultaneously, the emulsifying property to pigment promotes, through being provided with the preservative solution, can completely cut off air and moisture, thereby make the bronze powder can preserve for a long time, and through the inside light-screening agent that adds of preservative solution, thereby protect internal ester, the equipment demand of preserving the bronze powder has also been reduced.
Description
Technical Field
The invention relates to the technical field of copper-gold powder storage, in particular to a copper-gold powder collecting and storing method.
Background
The copper-gold powder is a metallic pigment which is made up by using copper-zinc alloy as raw material and adopting special mechanical processing and surface chemical treatment, has scaly structure, can float in adhesive material, and can present golden gloss and possesses pigment property. Thereby providing higher requirements for the main technical indexes of the copper-gold powder, such as glossiness, metallic feeling, water surface coverage rate, product grain diameter, distribution and the like.
The bronze powder is used as a pigment, and can only improve the color, the metallic feeling and other senses of the pigment in the using process, and cannot effectively improve the effects of the emulsification degree, the quick-drying performance and the like.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a method for collecting and storing copper-gold powder, which solves the problems that only a metal feeling can be provided and the copper-gold powder cannot be stored for a long time.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: a method for collecting and storing bronze powder comprises the following steps:
step one, preparing preservation liquid
Vegetable oil, absolute ethyl alcohol and an opacifier are placed in a preparation tank to prepare a preservation solution for later use;
step two, collecting the bronze powder
Precipitating the copper-gold powder to be collected by a sedimentation cooling method;
step three, carrying out surface treatment on the collected copper-gold powder
Cleaning the copper-gold powder collected in the second step by absolute ethyl alcohol to remove water and impurities on the surface of the copper-gold powder, taking out the copper-gold powder, adding organic acid into the copper-gold powder, mixing and soaking the copper-gold powder and the organic acid, and keeping the temperature at 60-70 ℃;
step four, drying
Fishing out the copper-gold powder treated in the third step, separating and drying to obtain a finished product copper-gold powder;
step five, storage
Placing the finished product of the copper-gold powder obtained in the step four into a storage tank, and then pouring the prepared preservation solution into the storage tank so that the preservation solution is over the copper-gold powder;
step six, pre-treatment before sale
Before sale, the bronze powder is fished out, absolute ethyl alcohol is used for washing away greasy dirt on the surface of the bronze powder, and the bronze powder can be used after the alcohol is evaporated.
Preferably, the vegetable oil, the absolute ethyl alcohol and the opacifier in the step one are calculated according to the following weight parts: 20-40 parts of vegetable oil, 1-2 parts of absolute ethyl alcohol and 1-2 parts of a light screening agent.
Preferably, the vegetable oil is one or more of soybean oil, corn oil and rapeseed oil, the internal moisture content is less than 5%, and the opacifier comprises one or more of anhydrous copper sulfate, sodium carbonate, barium sulfate, calcium carbonate and the like.
Preferably, the ethanol solution washed in the second step is recycled through filtering and purifying processes.
Preferably, the organic acid in the third step is a mixture of citric acid, malic acid and acetic acid, and the organic acid in the third step reacts with absolute ethyl alcohol to generate inorganic acid ethyl ester.
Preferably, slow stirring is adopted during soaking in the third step, the stirring speed is 60r/min, and the drying method in the fourth step adopts low-temperature drying at the temperature of 40-60 ℃.
Preferably, the speed of the absolute ethyl alcohol washing in the sixth step is 5m/s, and the washing time is 10-20 seconds.
Preferably, the preparation method of the preservation solution comprises:
1) weighing a certain amount of opacifier, slowly adding absolute ethyl alcohol into the opacifier, slowly stirring until the opacifier is completely dissolved, then adding the rest absolute ethyl alcohol according to the weight proportion, and uniformly stirring;
2) adding vegetable oil into the prepared solution according to the corresponding weight part ratio, and dissolving absolute ethyl alcohol in the vegetable oil to form a mixed solution.
(III) advantageous effects
The invention provides a method for collecting and storing copper-gold powder. The method has the following beneficial effects:
1. according to the invention, after the collection is finished, the organic acid reacts with the ethanol to form corresponding esters, so that the use performance of the copper-gold powder can be greatly improved, the use effect of the copper-gold powder is improved, for example, malic acid can be used as a preservative of vegetable oil, and meanwhile, the residual undissolved part can be used for improving the emulsifying performance of the pigment when the copper-gold powder is used.
2. According to the invention, the preservation solution is arranged, so that air and moisture can be completely isolated, the copper-gold powder can be preserved for a long time, and an opacifier is added in the preservation solution, so that an external light source can be shielded, internal esters can be protected, and the requirement of equipment for preserving the copper-gold powder is reduced.
3. According to the invention, the internal grease and the absolute ethyl alcohol can be recycled, so that the cost requirement is reduced, the cost is reduced, and the popularization and the use are convenient.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. 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.
The first embodiment is as follows:
the embodiment of the invention provides a method for collecting and storing copper-gold powder, which comprises the following steps:
step one, preparing preservation liquid
Vegetable oil, absolute ethyl alcohol and an opacifier are placed in a preparation tank to prepare a preservation solution for later use;
step two, collecting the bronze powder
Precipitating the copper-gold powder to be collected by a sedimentation cooling method;
step three, carrying out surface treatment on the collected copper-gold powder
Cleaning the copper-gold powder collected in the second step by absolute ethyl alcohol to remove water and impurities on the surface of the copper-gold powder, taking out the copper-gold powder, adding organic acid into the copper-gold powder, mixing and soaking the copper-gold powder and the organic acid, and keeping the temperature at 60-70 ℃;
step four, drying
Fishing out the copper-gold powder treated in the third step, separating and drying to obtain a finished product copper-gold powder;
step five, storage
Placing the finished product of the copper-gold powder obtained in the step four into a storage tank, and then pouring the prepared preservation solution into the storage tank so that the preservation solution is over the copper-gold powder;
step six, pre-treatment before sale
Before sale, the bronze powder is fished out, absolute ethyl alcohol is used for washing away greasy dirt on the surface of the bronze powder, and the bronze powder can be used after the alcohol is evaporated.
The vegetable oil, the absolute ethyl alcohol and the opacifier in the step one are calculated according to the parts by weight: 20 parts of vegetable oil, 2 parts of absolute ethyl alcohol and 2 parts of a light screening agent.
The preparation method of the preservation solution comprises the following steps:
1) weighing a certain amount of opacifier, slowly adding absolute ethyl alcohol into the opacifier, slowly stirring until the opacifier is completely dissolved, then adding the rest absolute ethyl alcohol according to the weight proportion, and uniformly stirring;
2) adding vegetable oil into the prepared solution according to the corresponding weight part ratio, and dissolving absolute ethyl alcohol in the vegetable oil to form a mixed solution.
The vegetable oil is one or more of soybean oil, corn oil and rapeseed oil, the internal moisture content is less than 5%, and the opacifier comprises one or more of anhydrous copper sulfate, sodium carbonate, barium sulfate, calcium carbonate, etc.
And filtering and purifying the ethanol solution cleaned in the step two to realize recycling, wherein the organic acid in the step three is a mixture of citric acid, malic acid and acetic acid, the organic acid reacts with absolute ethyl alcohol to generate inorganic acid ethyl ester, slow stirring is adopted during soaking in the step three, the stirring speed is 60r/min, low-temperature drying is adopted in the drying method in the step four, the temperature is 40-60 ℃, the flushing speed of the absolute ethyl alcohol in the step six is 5m/s, and the flushing time is 10-20 seconds.
Example two:
the embodiment of the invention provides a method for collecting and storing copper-gold powder, which comprises the following steps:
step one, preparing preservation liquid
Vegetable oil, absolute ethyl alcohol and an opacifier are placed in a preparation tank to prepare a preservation solution for later use;
step two, collecting the bronze powder
Precipitating the copper-gold powder to be collected by a sedimentation cooling method;
step three, carrying out surface treatment on the collected copper-gold powder
Cleaning the copper-gold powder collected in the second step by absolute ethyl alcohol to remove water and impurities on the surface of the copper-gold powder, taking out the copper-gold powder, adding organic acid into the copper-gold powder, mixing and soaking the copper-gold powder and the organic acid, and keeping the temperature at 60-70 ℃;
step four, drying
Fishing out the copper-gold powder treated in the third step, separating and drying to obtain a finished product copper-gold powder;
step five, storage
Placing the finished product of the copper-gold powder obtained in the step four into a storage tank, and then pouring the prepared preservation solution into the storage tank so that the preservation solution is over the copper-gold powder;
step six, pre-treatment before sale
Before sale, the bronze powder is fished out, absolute ethyl alcohol is used for washing away greasy dirt on the surface of the bronze powder, and the bronze powder can be used after the alcohol is evaporated.
The vegetable oil, the absolute ethyl alcohol and the opacifier in the step one are calculated according to the parts by weight: 40 parts of vegetable oil, 1 part of absolute ethyl alcohol and 1 part of light screening agent.
The preparation method of the preservation solution comprises the following steps:
1) weighing a certain amount of opacifier, slowly adding absolute ethyl alcohol into the opacifier, slowly stirring until the opacifier is completely dissolved, then adding the rest absolute ethyl alcohol according to the weight proportion, and uniformly stirring;
2) adding vegetable oil into the prepared solution according to the corresponding weight part ratio, and dissolving absolute ethyl alcohol in the vegetable oil to form a mixed solution.
The vegetable oil is one or more of soybean oil, corn oil and rapeseed oil, the internal moisture content is less than 5%, and the opacifier comprises one or more of anhydrous copper sulfate, sodium carbonate, barium sulfate, calcium carbonate, etc.
And filtering and purifying the ethanol solution cleaned in the step two to realize recycling, wherein the organic acid in the step three is a mixture of citric acid, malic acid and acetic acid, the organic acid reacts with absolute ethyl alcohol to generate inorganic acid ethyl ester, slow stirring is adopted during soaking in the step three, the stirring speed is 60r/min, low-temperature drying is adopted in the drying method in the step four, the temperature is 40-60 ℃, the flushing speed of the absolute ethyl alcohol in the step six is 5m/s, and the flushing time is 10-20 seconds.
Comparative example:
the comparative example employs a conventional preservation method: the storage is carried out under the conditions of room temperature, dry environment and sealing.
The results of comparison of the examples with the comparative examples are given in the table below, with reference to the data of the comparative examples (i.e. the base data);
as shown in the above table, according to the present invention, the requirement for the storage environment is low during storage, so that the cost is reduced, and the copper-gold powder is not taken for multiple times during taking, so that the use effect of the copper-gold powder is not affected, and the emulsification degree during the use of the copper-gold powder is effectively improved, so that the use performance is improved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A method for collecting and storing bronze powder is characterized by comprising the following steps: the method comprises the following steps:
step one, preparing preservation liquid
Vegetable oil, absolute ethyl alcohol and an opacifier are placed in a preparation tank to prepare a preservation solution for later use;
step two, collecting the bronze powder
Precipitating the copper-gold powder to be collected by a sedimentation cooling method;
step three, carrying out surface treatment on the collected copper-gold powder
Washing the copper-gold powder collected in the second step by absolute ethyl alcohol, taking out the copper-gold powder, adding organic acid into the copper-gold powder, mixing and soaking the copper-gold powder and the organic acid, and keeping the temperature at 60-70 ℃;
step four, drying
Fishing out the copper-gold powder treated in the third step, separating and drying to obtain a finished product copper-gold powder;
step five, storage
Placing the finished product of the copper-gold powder obtained in the step four into a storage tank, and then pouring the prepared preservation solution into the storage tank so that the preservation solution is over the copper-gold powder;
step six, pre-treatment before sale
Before sale, the bronze powder is fished out, absolute ethyl alcohol is used for washing away greasy dirt on the surface of the bronze powder, and the bronze powder can be used after the alcohol is evaporated.
2. The method for collecting and storing the bronze powder according to claim 1, wherein the method comprises the following steps: the vegetable oil, the absolute ethyl alcohol and the opacifier in the step one are calculated according to the parts by weight: 20-40 parts of vegetable oil, 1-2 parts of absolute ethyl alcohol and 1-2 parts of a light screening agent.
3. The method for collecting and storing the bronze powder according to claim 2, wherein the method comprises the following steps: the vegetable oil is one or more of soybean oil, corn oil and rapeseed oil, the internal moisture content is less than 5%, and the opacifier comprises one or more of anhydrous copper sulfate, sodium carbonate, barium sulfate, calcium carbonate and the like.
4. The method for collecting and storing the bronze powder according to claim 1, wherein the method comprises the following steps: and the ethanol solution cleaned in the second step is subjected to filtering and purification processes, so that the ethanol solution is recycled.
5. The method for collecting and storing the bronze powder according to claim 1, wherein the method comprises the following steps: the organic acid in the third step is a mixture of citric acid, malic acid and acetic acid.
6. The method for collecting and storing the bronze powder according to claim 1, wherein the method comprises the following steps: and (3) slowly stirring when soaking in the third step, wherein the stirring speed is 60r/min, and the drying method in the fourth step adopts low-temperature drying at the temperature of 40-60 ℃.
7. The method for collecting and storing the bronze powder according to claim 1, wherein the method comprises the following steps: and in the sixth step, the washing speed of the absolute ethyl alcohol is 5m/s, and the washing time is 10-20 seconds.
8. The method for collecting and storing the bronze powder according to claim 2, wherein the method comprises the following steps: the preparation method of the preservation solution comprises the following steps:
1) weighing a certain amount of opacifier, slowly adding absolute ethyl alcohol into the opacifier, slowly stirring until the opacifier is completely dissolved, then adding the rest absolute ethyl alcohol according to the weight proportion, and uniformly stirring;
2) adding vegetable oil into the prepared solution according to the corresponding weight part ratio, and dissolving absolute ethyl alcohol in the vegetable oil to form a mixed solution.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111075971.9A CN113681007A (en) | 2021-09-14 | 2021-09-14 | Copper-gold powder collecting and storing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111075971.9A CN113681007A (en) | 2021-09-14 | 2021-09-14 | Copper-gold powder collecting and storing method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113681007A true CN113681007A (en) | 2021-11-23 |
Family
ID=78586386
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111075971.9A Pending CN113681007A (en) | 2021-09-14 | 2021-09-14 | Copper-gold powder collecting and storing method |
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| CN (1) | CN113681007A (en) |
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