CN107812935B - Environment-friendly strip-shaped bronze powder and preparation method thereof - Google Patents
Environment-friendly strip-shaped bronze powder and preparation method thereof Download PDFInfo
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- CN107812935B CN107812935B CN201710986078.9A CN201710986078A CN107812935B CN 107812935 B CN107812935 B CN 107812935B CN 201710986078 A CN201710986078 A CN 201710986078A CN 107812935 B CN107812935 B CN 107812935B
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- alcohol
- strip
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title claims abstract description 11
- 238000002360 preparation method Methods 0.000 title abstract description 9
- 239000000843 powder Substances 0.000 claims abstract description 67
- QRJOYPHTNNOAOJ-UHFFFAOYSA-N copper gold Chemical compound [Cu].[Au] QRJOYPHTNNOAOJ-UHFFFAOYSA-N 0.000 claims abstract description 63
- 239000000853 adhesive Substances 0.000 claims abstract description 25
- 230000001070 adhesive effect Effects 0.000 claims abstract description 25
- 229920005989 resin Polymers 0.000 claims abstract description 20
- 239000011347 resin Substances 0.000 claims abstract description 20
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 18
- 239000010931 gold Substances 0.000 claims abstract description 8
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims abstract description 7
- 229910052737 gold Inorganic materials 0.000 claims abstract description 7
- 238000000034 method Methods 0.000 claims abstract description 7
- 238000001035 drying Methods 0.000 claims description 14
- 239000000203 mixture Substances 0.000 claims description 10
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 claims description 7
- RSWGJHLUYNHPMX-UHFFFAOYSA-N Abietic-Saeure Natural products C12CCC(C(C)C)=CC2=CCC2C1(C)CCCC2(C)C(O)=O RSWGJHLUYNHPMX-UHFFFAOYSA-N 0.000 claims description 7
- KHPCPRHQVVSZAH-HUOMCSJISA-N Rosin Natural products O(C/C=C/c1ccccc1)[C@H]1[C@H](O)[C@@H](O)[C@@H](O)[C@@H](CO)O1 KHPCPRHQVVSZAH-HUOMCSJISA-N 0.000 claims description 7
- 239000005011 phenolic resin Substances 0.000 claims description 7
- 229920001568 phenolic resin Polymers 0.000 claims description 7
- KHPCPRHQVVSZAH-UHFFFAOYSA-N trans-cinnamyl beta-D-glucopyranoside Natural products OC1C(O)C(O)C(CO)OC1OCC=CC1=CC=CC=C1 KHPCPRHQVVSZAH-UHFFFAOYSA-N 0.000 claims description 7
- 238000002156 mixing Methods 0.000 claims description 6
- 229910001112 rose gold Inorganic materials 0.000 claims description 6
- 238000001291 vacuum drying Methods 0.000 claims description 6
- 238000005303 weighing Methods 0.000 claims description 4
- 238000007605 air drying Methods 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 239000002245 particle Substances 0.000 claims description 3
- 238000003756 stirring Methods 0.000 claims description 3
- 238000005469 granulation Methods 0.000 claims description 2
- 230000003179 granulation Effects 0.000 claims description 2
- 239000011230 binding agent Substances 0.000 claims 6
- 239000002904 solvent Substances 0.000 abstract description 5
- 230000007613 environmental effect Effects 0.000 abstract description 4
- 231100000331 toxic Toxicity 0.000 abstract description 4
- 230000002588 toxic effect Effects 0.000 abstract description 4
- 239000000428 dust Substances 0.000 abstract description 3
- 230000003647 oxidation Effects 0.000 abstract description 3
- 238000007254 oxidation reaction Methods 0.000 abstract description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 2
- 229910052760 oxygen Inorganic materials 0.000 abstract description 2
- 239000001301 oxygen Substances 0.000 abstract description 2
- 239000002994 raw material Substances 0.000 abstract description 2
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 6
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 4
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000005034 decoration Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 239000002966 varnish Substances 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
- B22F1/10—Metallic powder containing lubricating or binding agents; Metallic powder containing organic material
- B22F1/102—Metallic powder coated with organic material
-
- B22F1/0007—
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
- B22F1/10—Metallic powder containing lubricating or binding agents; Metallic powder containing organic material
- B22F1/103—Metallic powder containing lubricating or binding agents; Metallic powder containing organic material containing an organic binding agent comprising a mixture of, or obtained by reaction of, two or more components other than a solvent or a lubricating agent
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D11/00—Inks
- C09D11/02—Printing inks
- C09D11/03—Printing inks characterised by features other than the chemical nature of the binder
- C09D11/037—Printing inks characterised by features other than the chemical nature of the binder characterised by the pigment
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/08—Metals
- C08K2003/0831—Gold
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/08—Metals
- C08K2003/085—Copper
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/002—Physical properties
- C08K2201/003—Additives being defined by their diameter
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K9/00—Use of pretreated ingredients
- C08K9/10—Encapsulated ingredients
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Powder Metallurgy (AREA)
Abstract
The invention discloses environment-friendly strip copper-gold powder which comprises the following components in percentage by mass: 70-85% of copper-gold raw powder and 15-30% of adhesive, wherein the sum of the mass percentages of the components is 100%; the adhesive comprises the following components in percentage by mass: 3-15% of alcohol-soluble resin and 85-97% of absolute ethyl alcohol, wherein the sum of the mass percentages of the components is 100%. The formula of the invention does not contain toxic solvent, thus improving the requirement of environmental protection; the problem of dust pollution generated in the using process is avoided, and the prepared strip-shaped bronze powder is convenient to sell and transport; the alcohol-soluble resin and the copper-gold powder are mixed, so that the surface of the copper-gold powder is coated with a layer of resin, the resin is isolated from oxygen in the air, the oxidation of the copper-gold powder is reduced, and the gold printing glossiness is improved by 25 percent in comparison with that of raw material powder. The invention also discloses a preparation method of the environment-friendly strip copper-gold powder.
Description
Technical Field
The invention belongs to the technical field of metal pigments, and particularly relates to environment-friendly strip-shaped bronze powder and a preparation method thereof.
Background
With the improvement of the production efficiency of the copper-gold powder and the continuous improvement of the product quality, the application field of the copper-gold powder is gradually widened, and the gold printing ink from the initial coating decoration to the printing industry is widely applied to the industries of decorative coating, building, decoration, printing and the like at present. However, the copper-gold powder needs to be ground into fine flaky powder in the preparation process, so that the copper-gold powder has large specific surface area, active chemical property, easy oxidation in air and easy suspension in air, and generates dust pollution. And the gold varnish currently used in the packaging and printing industry uses toxic organic matters such as benzene and ether as solvents, so that environmental pollution is easily caused and the physical health of contact personnel is easily influenced. With the enhancement of environmental protection consciousness and the soundness and perfection of environmental regulations, the research of nontoxic and environment-friendly copper-gold powder tends to reduce the use of toxic solvents, so that the use of printing operation and printed articles is safer and more environment-friendly. Therefore, the preparation of the environment-friendly strip copper-gold powder becomes an effective way.
Disclosure of Invention
The invention aims to provide environment-friendly strip copper-gold powder, which solves the problems that the existing copper-gold powder is easy to oxidize and pollutes the environment.
The invention also aims to provide a preparation method of the environment-friendly strip copper-gold powder.
The first technical scheme adopted by the invention is as follows: the environment-friendly strip copper-gold powder comprises the following components in percentage by mass: 70-85% of copper-gold raw powder and 15-30% of adhesive, wherein the sum of the mass percentages of the components is 100%; the adhesive comprises the following components in percentage by mass: 3-15% of alcohol-soluble resin and 85-97% of absolute ethyl alcohol, wherein the sum of the mass percentages of the components is 100%.
The first technical solution of the present invention is also characterized in that,
the particle size of the copper-gold raw powder is 800-1200 meshes, and the color phase is red copper, red gold, green red gold or blue gold.
The alcohol-soluble resin is one or a mixture of two of alcohol-soluble polymerized rosin and alcohol-soluble phenolic resin.
The second technical scheme adopted by the invention is as follows: a preparation method of environment-friendly strip copper-gold powder comprises the following specific steps:
step 1: 3-15% of alcohol-soluble resin and 85-97% of absolute ethyl alcohol are weighed according to the mass percentage, and the sum of the mass percentages of the components is 100%;
step 2: dissolving the alcohol-soluble resin weighed in the step 1 into absolute ethyl alcohol to obtain an adhesive;
and step 3: weighing 70-85% of copper-gold raw powder and 15-30% of the adhesive obtained in the step 2 according to the mass percentage, wherein the sum of the mass percentages of the components is 100%, putting the weighed copper-gold raw powder and the adhesive into a stirrer, and uniformly stirring and mixing to obtain a mixture;
and 4, step 4: adding the mixture obtained in the step 3 into a granulator for granulation to obtain strip-shaped copper-gold powder which is not dried;
and 5: and (4) drying the strip copper-gold powder which is not dried in the step (4) to obtain the strip copper-gold powder.
The second technical solution of the present invention is also characterized in that,
the blender in the step 3 adopts a JB300-D mixing blender.
The granulator in the step 4 adopts a YK-100 type swing granulator, and the aperture of the screen mesh is 3-6 mm.
And the drying mode in the step 5 is air drying, drying or vacuum drying.
In the step 5, the drying temperature is 60 ℃, and the drying time is 1-5 h.
The invention has the beneficial effects that:
1. the formula of the invention does not contain benzene, toluene, ether and other toxic solvents, improves the requirement of environmental protection, and can be completely used for oil-soluble printing media.
2. The invention avoids the problem of dust pollution generated in the using process, and the prepared strip-shaped bronze powder is convenient to sell and transport.
3. The invention adopts the mixture of alcohol-soluble resin and copper-gold powder, so that the surface of the copper-gold powder is coated with a layer of resin which is isolated from oxygen in the air, thereby reducing the oxidation of the copper-gold powder. The gold printing glossiness of the strip-shaped copper-gold powder is improved by 25% to the maximum extent compared with that of raw material powder.
Drawings
FIG. 1 is a diagram of the appearance of an environment-friendly strip-shaped Cu-Au powder.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
The invention provides environment-friendly strip copper-gold powder which comprises the following components in percentage by mass: 70-85% of copper-gold raw powder and 15-30% of adhesive, wherein the sum of the mass percentages of the components is 100%; the adhesive comprises the following components in percentage by mass: 3-15% of alcohol-soluble resin and 85-97% of absolute ethyl alcohol, wherein the sum of the mass percentages of the components is 100%. Wherein the particle size of the copper-gold raw powder is 800-1200 meshes, and the hue is red copper, red gold, green red gold or blue gold; the alcohol-soluble resin is one or a mixture of two of alcohol-soluble polymerized rosin and alcohol-soluble phenolic resin.
The preparation method of the environment-friendly strip copper-gold powder comprises the following specific steps:
step 1: 3-15% of alcohol-soluble resin and 85-97% of absolute ethyl alcohol are weighed according to the mass percentage, and the sum of the mass percentages of the components is 100%;
step 2: dissolving the alcohol-soluble resin weighed in the step 1 into absolute ethyl alcohol to obtain an adhesive;
and step 3: weighing 70-85% of copper-gold raw powder and 15-30% of the adhesive obtained in the step 2 according to the mass percentage, wherein the sum of the mass percentages of the components is 100%, putting the weighed copper-gold raw powder and the adhesive into a JB300-D mixing stirrer, and uniformly stirring and mixing to obtain a mixture;
and 4, step 4: adding the mixture obtained in the step 3 into a YK-100 type swing granulator, and granulating with a sieve mesh aperture of 3-6mm to obtain strip-shaped copper-gold powder which is not dried;
and 5: and (4) air-drying, drying or vacuum-drying the strip-shaped copper-gold powder obtained in the step (4), wherein the drying temperature is 60 ℃, and the drying time is 1-5h, so that the strip-shaped copper-gold powder is obtained, as shown in figure 1.
Example 1
0.45 g of alcohol-soluble polymerized rosin and 14.55 g of absolute ethyl alcohol are mixed and fully dissolved to obtain the adhesive. And then 85 g of copper-gold powder and the adhesive are put into a stirrer to be uniformly mixed, a granulator is used for preparing strip copper-gold powder, and finally the strip copper-gold powder is dried in an oven at 60 ℃ for 1.5 hours.
Example 2
1 g of alcohol-soluble polymerized rosin is fully dissolved in 19 g of absolute ethyl alcohol solvent to form the adhesive. And then 80 g of copper-gold powder and the adhesive are put into a stirrer to be uniformly mixed, a granulator is used for preparing strip copper-gold powder, and finally vacuum drying is carried out for 1.5 hours at the temperature of 60 ℃.
Example 3
0.8 g of alcohol-soluble polymerized rosin and 0.96 g of alcohol-soluble phenolic resin are taken and dissolved in 20.24 g of absolute ethyl alcohol to obtain the adhesive. And then 78 g of copper-gold powder and the adhesive are put into a stirrer to be uniformly mixed, a granulator is used for preparing strip copper-gold powder, and finally vacuum drying is carried out for 1 hour at the temperature of 60 ℃.
Example 4
1.25 g of alcohol-soluble polymerized rosin and 1.25 g of alcohol-soluble phenolic resin are added into 22.5 g of absolute ethyl alcohol to be fully dissolved to obtain the adhesive. And then 75 g of copper-gold powder and the adhesive are put into a stirrer to be uniformly mixed, a granulator is used for preparing strip copper-gold powder, and finally vacuum drying is carried out for 2 hours at 60 ℃.
Example 5
3.24 g of alcohol-soluble phenolic resin is taken and dissolved in 23.76 g of absolute ethyl alcohol to obtain the adhesive. And then 73 g of copper-gold powder and the adhesive are put into a stirrer to be uniformly mixed, a granulator is used for preparing strip copper-gold powder, and finally drying is carried out in an oven at 60 ℃ for 2 hours.
Example 6
4.5 g of alcohol-soluble phenolic resin is fully dissolved in 25.5 g of absolute ethyl alcohol to obtain the adhesive. And then 70 g of copper-gold powder and the adhesive are put into a stirrer to be uniformly mixed, a granulator is used for preparing strip-shaped copper-gold powder, and finally the strip-shaped copper-gold powder is dried for 5 hours by hot air (a blower) at 60 ℃.
Claims (6)
1. The environment-friendly strip copper-gold powder is characterized by comprising the following components in percentage by mass: 70-80% of copper-gold raw powder, 20-30% of binder, and 100% of the sum of the mass percentages of the copper-gold raw powder and the binder; the adhesive comprises the following components in percentage by mass: 3-15% of alcohol-soluble resin and 85-97% of absolute ethyl alcohol, wherein the sum of the mass percentages of the alcohol-soluble resin and the absolute ethyl alcohol is 100%;
the particle size of the copper-gold raw powder is 800-1200 meshes, and the hue is red copper, red gold, green red gold or blue gold; the alcohol-soluble resin is one or a mixture of two of alcohol-soluble polymerized rosin and alcohol-soluble phenolic resin.
2. The method for preparing the environment-friendly strip copper-gold powder as claimed in claim 1, comprising the following steps:
step 1: weighing 3-15% of alcohol-soluble resin and 85-97% of absolute ethyl alcohol according to the mass percentage, wherein the sum of the mass percentages of the alcohol-soluble resin and the absolute ethyl alcohol is 100%;
step 2: dissolving the alcohol-soluble resin weighed in the step 1 into absolute ethyl alcohol to obtain a binder;
and step 3: weighing 70-80% of copper-gold raw powder and 20-30% of the binder obtained in the step 2 according to the mass percentage, wherein the sum of the mass percentages of the copper-gold raw powder and the binder is 100%, putting the weighed copper-gold raw powder and the binder into a stirrer, and uniformly stirring and mixing to obtain a mixture;
and 4, step 4: adding the mixture obtained in the step 3 into a granulator for granulation to obtain strip-shaped copper-gold powder which is not dried;
and 5: and (4) drying the strip copper-gold powder which is not dried in the step (4) to obtain the strip copper-gold powder.
3. The method for preparing environment-friendly type copper-gold bar powder according to claim 2, wherein the blender in the step 3 is a JB300-D mixing blender.
4. The method for preparing environment-friendly strip-shaped bronze powder according to claim 2, wherein the granulator in step 4 is a YK-100 type swing granulator with a mesh size of 3-6 mm.
5. The method for preparing the environment-friendly strip-shaped bronze powder according to claim 2, wherein the drying in the step 5 is air drying, drying or vacuum drying.
6. The method for preparing the environment-friendly strip-shaped bronze powder according to claim 2 or 5, wherein the drying temperature in the step 5 is 60 ℃ and the drying time is 1-5 h.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710986078.9A CN107812935B (en) | 2017-10-20 | 2017-10-20 | Environment-friendly strip-shaped bronze powder and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710986078.9A CN107812935B (en) | 2017-10-20 | 2017-10-20 | Environment-friendly strip-shaped bronze powder and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107812935A CN107812935A (en) | 2018-03-20 |
| CN107812935B true CN107812935B (en) | 2020-06-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710986078.9A Active CN107812935B (en) | 2017-10-20 | 2017-10-20 | Environment-friendly strip-shaped bronze powder and preparation method thereof |
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Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3311920A1 (en) * | 1983-03-31 | 1984-10-04 | Grillo-Werke Ag, 4100 Duisburg | METHOD FOR PRODUCING ZINC POWDER FOR ALKALINE BATTERIES (V) |
| CN102151835B (en) * | 2011-03-17 | 2012-12-19 | 昆明理工大学 | Method for preparing ultrafine platy copper-zinc alloy powder |
| CN102310195A (en) * | 2011-05-10 | 2012-01-11 | 苏州钻石金属粉有限公司 | Formula and preparation method of strip copper gold powder |
| CN102601355A (en) * | 2012-03-20 | 2012-07-25 | 昆明理工大学 | Surface modification method for improving corrosion resistance of bronze powder |
| CN103666088B (en) * | 2013-12-06 | 2015-04-29 | 上海德粼水性油墨有限公司 | Special aqueous gold ink for tipping paper, preparation method and application thereof |
| CN106424742A (en) * | 2016-09-26 | 2017-02-22 | 瑞安市呈轩工贸有限公司 | Gravure copper gold powder preparation method |
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