CN112813374A - Spraying powder for automobile labels and preparation method thereof - Google Patents
Spraying powder for automobile labels and preparation method thereof Download PDFInfo
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- CN112813374A CN112813374A CN202011545270.2A CN202011545270A CN112813374A CN 112813374 A CN112813374 A CN 112813374A CN 202011545270 A CN202011545270 A CN 202011545270A CN 112813374 A CN112813374 A CN 112813374A
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
- C23C4/04—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the coating material
- C23C4/06—Metallic material
-
- 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
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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
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/02—Making metallic powder or suspensions thereof using physical processes
- B22F9/04—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling
-
- 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
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/02—Making metallic powder or suspensions thereof using physical processes
- B22F9/04—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling
- B22F2009/043—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling by ball milling
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Coating By Spraying Or Casting (AREA)
Abstract
The invention provides spraying powder for an automobile label and a preparation method thereof. The spray powder includes: 5 to 10 weight percent of tungsten carbide, 40 to 50 weight percent of chromium carbide, 1 to 10 weight percent of platinum powder, 2 to 10 weight percent of polycarbonate toughening agent, 1 to 20 weight percent of chromium oxide and 5 to 15 weight percent of nickel oxide. The spraying powder for the automobile sign has the advantages that the tungsten carbide base consumption is low, the preparation cost is greatly saved, and the polycarbonate toughening agent is added into the spraying powder, so that the phenomenon that the automobile sign is easy to crack under a low temperature condition (such as minus 40 ℃) when the spraying powder is used for the automobile sign is overcome. The preparation method for the spray powder for the automobile label is simple and easy to implement, is environment-friendly, does not generate substances harmful to the environment, and can realize industrial production.
Description
Technical Field
The invention relates to a spraying powder for an automobile sign, in particular to a spraying powder for an automobile sign and a preparation method thereof, and belongs to the field of thermal spraying powder.
Background
In order to prepare a layer of protective film on the surface of a processed workpiece, improve the wear resistance, corrosion resistance and good hardness requirements of the processed workpiece, the thermal spraying technology is natural and can be widely applied to the fields of aerospace, machinery and the like.
In the prior art, the commonly used thermal spraying tungsten carbide-cobalt and tungsten carbide-cobalt-chromium series coatings are applied to the automobile plate to enhance the wear resistance and corrosion resistance of the automobile plate and improve the hard strength, but in the preparation process, the tungsten carbide base has higher price and is easy to crack when being used, especially in the environment with lower temperature, so that how to reduce the using amount of the tungsten carbide base and how to improve the brittleness resistance of the automobile plate in the environment with lower temperature are problems to be solved urgently.
Disclosure of Invention
The invention aims to provide spraying powder for an automobile label and a preparation method thereof, so as to overcome the defects that in the prior art, the tungsten carbide base is high in price and easy to crack when used in a low-temperature environment.
In order to achieve the purpose, the technical scheme adopted by the invention comprises the following steps:
the spraying powder for the automobile labels comprises the following components in percentage by weight:
optionally, the upper limit of the mass fraction of tungsten carbide is selected from 6 wt%, 7 wt%, 8 wt%, 9 wt%, 10 wt%; the lower limit of the mass fraction of the tungsten carbide is selected from 5 wt%, 6 wt%, 7 wt%, 8 wt%, 9 wt%.
Optionally, the upper limit of the mass fraction of chromium carbide is selected from 41 wt%, 42 wt%, 43 wt%, 44 wt%, 45 wt%, 46 wt%, 47 wt%, 48 wt%, 49 wt%, 50 wt%; the upper and lower limits of the mass fraction of the chromium carbide are selected from 40 wt%, 41 wt%, 42 wt%, 43 wt%, 44 wt%, 45 wt%, 46 wt%, 47 wt%, 48 wt% and 49 wt%.
Optionally, the upper limit of the mass fraction of the platinum powder is selected from 2 wt%, 3 wt%, 4 wt%, 5 wt%, 6 wt%, 7 wt%, 8 wt%, 9 wt%, 10 wt%; the lower limit of the mass fraction of the platinum powder is selected from 1 wt%, 2 wt%, 3 wt%, 4 wt%, 5 wt%, 6 wt%, 7 wt%, 8 wt%, 9 wt%.
Optionally, the upper mass fraction limit of the polycarbonate toughening agent is selected from 3 wt%, 4 wt%, 5 wt%, 7 wt%, 8 wt%, 9 wt%, 10 wt%; the lower limit of the mass fraction of the polycarbonate toughening agent is selected from 2 wt%, 3 wt%, 4 wt%, 5 wt%, 7 wt%, 8 wt% and 9 wt%.
Optionally, the upper limit of the mass fraction of chromium oxide is selected from 2 wt%, 3 wt%, 4 wt%, 5 wt%, 6 wt%, 10 wt%, 12 wt%, 15 wt%, 18 wt%, 20 wt%; the lower limit of the mass fraction of the chromium oxide is selected from 1 wt%, 2 wt%, 3 wt%, 4 wt%, 5 wt%, 6 wt%, 10 wt%, 12 wt%, 15 wt%, 18 wt%.
Optionally, the upper limit of the mass fraction of nickel oxide is selected from 6 wt%, 7 wt%, 8 wt%, 9 wt%, 10 wt%, 11 wt%, 12 wt%, 13 wt%, 14 wt%, 15 wt%; the lower limit of the mass fraction of the nickel oxide is selected from 5 wt%, 6 wt%, 7 wt%, 8 wt%, 9 wt%, 10 wt%, 11 wt%, 12 wt%, 13 wt%, 14 wt%.
Optionally, the tungsten carbide has an average particle size of 500nm to 2000 nm.
Optionally, the upper limit of the average particle size of the tungsten carbide is selected from 800nm, 1000nm, 1200nm, 1500nm, 1800nm, 2000 nm; the lower limit of the average grain size of the tungsten carbide is selected from 500nm, 800nm, 1000nm, 1200nm, 1500nm and 1800 nm.
Optionally, the average particle size of the chromium carbide is 1000nm to 3000 nm.
Optionally, the chromium carbide has an average particle size of 1500 nm.
Optionally, the chromium carbide has an average particle size of 2000 nm.
Optionally, the chromium carbide has an average particle size of 2500 nm.
Optionally, the platinum powder has an average particle size of 300nm to 500 nm.
Optionally, the platinum powder has an average particle size of 300 nm.
Optionally, the platinum powder has an average particle size of 350 nm.
Optionally, the platinum powder has an average particle size of 400 nm.
Optionally, the platinum powder has an average particle size of 450 nm.
Optionally, the platinum powder has an average particle size of 500 nm.
Optionally, the average particle size of the chromium oxide is 500nm to 2000 nm.
Optionally, the chromium oxide has an average particle size of 500 nm.
Optionally, the chromium oxide has an average particle size of 1000 nm.
Optionally, the chromium oxide has an average particle size of 1500 nm.
Optionally, the chromium oxide has an average particle size of 2000 nm.
Optionally, the nickel oxide has an average particle size of 500 nm.
Optionally, the nickel oxide has an average particle size of 1000 nm.
Optionally, the nickel oxide has an average particle size of 1500 nm.
Optionally, the nickel oxide has an average particle size of 2000 nm.
Optionally, the bulk density of the spray powder is 1.5 to 2.0g/cm 3.
Optionally, the bulk density of the spray powder is 1.5g/cm 3.
Optionally, the bulk density of the spray powder is 1.6g/cm 3.
Optionally, the bulk density of the spray powder is 1.7g/cm 3.
Optionally, the bulk density of the spray powder is 1.8g/cm 3.
Optionally, the bulk density of the spray powder is 1.9g/cm 3.
Optionally, the bulk density of the spray powder is 2.0g/cm 3.
Optionally, the polycarbonate toughening agent is selected from aromatic polycarbonates.
Optionally, the aromatic polycarbonate is selected from bisphenol a polycarbonate.
Optionally, the average particle size of the spray powder is 500-3000 nm.
Optionally, the average particle size of the spray powder is 2000-3000 nm.
Optionally, the upper limit of the average particle size of the spray powder is selected from 1000nm, 1500nm, 2000nm, 2500nm, 3000 nm; the lower limit of the average particle size of the spraying powder is selected from 500nm, 1000nm, 1500nm, 2000nm and 2500 nm.
The preparation method of the spray powder for the automobile sign comprises the following steps:
(1) providing tungsten carbide, chromium carbide, platinum powder, polycarbonate flexibilizer, chromium oxide and nickel oxide according to the component content;
(2) mixing tungsten carbide and chromium carbide, performing ball milling treatment, and sieving by using a 30-60-mesh sieve to obtain mixed powder A;
(3) performing ball milling treatment on platinum powder, a polycarbonate toughening agent, chromium oxide and nickel oxide, and then sieving by a 50-80-mesh sieve to obtain mixed powder B;
(4) and mixing the mixed powder A, the mixed powder B, a defoaming agent and water, performing ball milling treatment, performing granulation treatment, finally performing sintering treatment at the temperature of 700-900 ℃, and performing 30-60-mesh treatment after crushing to obtain the spraying powder for the automobile signs.
Optionally, the speed of the ball milling treatment is 3000-4000 r/min.
Optionally, the upper limit of the speed of the ball milling treatment is selected from 3100r/min, 3200r/min, 3300r/min, 3400r/min, 3500r/min, 3600r/min, 3700r/min, 3800r/min, 3900r/min, 4000 r/min; the lower limit of the ball milling speed is selected from 3000r/min, 3100r/min, 3200r/min, 3300r/min, 3400r/min, 3500r/min, 3600r/min, 3700r/min, 3800r/min and 3900 r/min.
Compared with the prior art, the invention has the advantages that: the spraying powder for the automobile sign has the advantages that the tungsten carbide base consumption is low, the preparation cost is greatly saved, and the polycarbonate toughening agent is added into the spraying powder, so that the phenomenon that the automobile sign is easy to crack under a low temperature condition (such as minus 40 ℃) when the spraying powder is used for the automobile sign is overcome. The preparation method for the spray powder for the automobile label is simple and easy to implement, is environment-friendly, does not generate substances harmful to the environment, and can realize industrial production.
Detailed Description
In view of the deficiencies in the prior art, the inventors of the present invention have made extensive studies and extensive practices to provide technical solutions of the present invention. The technical solution, its implementation and principles, etc. will be further explained as follows.
The technical solution of the present invention is further explained below with reference to several examples.
In the examples of the present application, each of the substances is commercially available.
Example 1
The spraying powder for the automobile labels comprises the following components in percentage by weight:
10 wt% of tungsten carbide, 50 wt% of chromium carbide, 10 wt% of platinum, 10 wt% of polycarbonate toughening agent, 110 wt% of chromium oxide and 10 wt% of nickel oxide.
The preparation method of the spray powder for the automobile sign comprises the following steps:
(1) providing tungsten carbide, chromium carbide, platinum powder, polycarbonate flexibilizer, chromium oxide and nickel oxide according to the component content;
(2) mixing tungsten carbide and chromium carbide, performing ball milling treatment, and sieving by using a 30-60-mesh sieve to obtain mixed powder A;
(3) performing ball milling treatment on platinum powder, a polycarbonate toughening agent, chromium oxide and nickel oxide, and then sieving by a 50-80-mesh sieve to obtain mixed powder B;
(4) and mixing the mixed powder A, the mixed powder B, a defoaming agent and water, performing ball milling treatment, performing granulation treatment, finally performing sintering treatment at the temperature of 700 ℃, crushing, and performing 30-60-mesh treatment to obtain the spraying powder for the automobile signs.
Example 2
The spraying powder for the automobile labels comprises the following components in percentage by weight:
5 wt% of tungsten carbide, 50 wt% of chromium carbide, 5 wt% of platinum powder, 10 wt% of polycarbonate toughening agent, 15 wt% of chromium oxide and 15 wt% of nickel oxide.
The preparation method of the spray powder for the automobile sign comprises the following steps:
(1) providing tungsten carbide, chromium carbide, platinum powder, polycarbonate flexibilizer, chromium oxide and nickel oxide according to the component content;
(2) mixing tungsten carbide and chromium carbide, performing ball milling treatment, and sieving by using a 30-60-mesh sieve to obtain mixed powder A;
(3) performing ball milling treatment on platinum powder, a polycarbonate toughening agent, chromium oxide and nickel oxide, and then sieving by a 50-80-mesh sieve to obtain mixed powder B;
(4) and mixing the mixed powder A, the mixed powder B, a defoaming agent and water, performing ball milling treatment, performing granulation treatment, finally performing sintering treatment at the temperature of 800 ℃, crushing, and performing 30-60-mesh treatment to obtain the spraying powder for the automobile signs.
Example 3
The spraying powder for the automobile labels comprises the following components in percentage by weight:
5 wt% of tungsten carbide, 45 wt% of chromium carbide, 10 wt% of platinum powder, 10 wt% of polycarbonate toughening agent, 18 wt% of chromium oxide and 12 wt% of nickel oxide.
The preparation method of the spray powder for the automobile sign comprises the following steps:
(1) providing tungsten carbide, chromium carbide, platinum powder, polycarbonate flexibilizer, chromium oxide and nickel oxide according to the component content;
(2) mixing tungsten carbide and chromium carbide, performing ball milling treatment, and sieving by using a 30-60-mesh sieve to obtain mixed powder A;
(3) performing ball milling treatment on platinum powder, a polycarbonate toughening agent, chromium oxide and nickel oxide, and then sieving by a 50-80-mesh sieve to obtain mixed powder B;
(4) and mixing the mixed powder A, the mixed powder B, a defoaming agent and water, performing ball milling treatment, performing granulation treatment, finally performing sintering treatment at the temperature of 900 ℃, crushing, and performing 30-60-mesh treatment to obtain the spraying powder for the automobile signs.
Example 4
The spraying powder for the automobile labels comprises the following components in percentage by weight:
10 wt% of tungsten carbide, 50 wt% of chromium carbide, 10 wt% of platinum powder, 5 wt% of polycarbonate toughening agent, 10 wt% of chromium oxide and 15 wt% of nickel oxide.
The preparation method of the spray powder for the automobile sign comprises the following steps:
(1) providing tungsten carbide, chromium carbide, platinum powder, polycarbonate flexibilizer, chromium oxide and nickel oxide according to the component content;
(2) mixing tungsten carbide and chromium carbide, performing ball milling treatment, and sieving by using a 30-60-mesh sieve to obtain mixed powder A;
(3) performing ball milling treatment on platinum powder, a polycarbonate toughening agent, chromium oxide and nickel oxide, and then sieving by a 50-80-mesh sieve to obtain mixed powder B;
(4) and mixing the mixed powder A, the mixed powder B, a defoaming agent and water, performing ball milling treatment, performing granulation treatment, finally performing sintering treatment at the temperature of 900 ℃, crushing, and performing 30-60-mesh treatment to obtain the spraying powder for the automobile signs.
Example 5
The spraying powder for the automobile labels comprises the following components in percentage by weight:
8 wt% of tungsten carbide, 42 wt% of chromium carbide, 5 wt% of platinum powder, 10 wt% of polycarbonate toughening agent, 20 wt% of chromium oxide and 15 wt% of nickel oxide.
The preparation method of the spray powder for the automobile sign comprises the following steps:
(1) providing tungsten carbide, chromium carbide, platinum powder, polycarbonate flexibilizer, chromium oxide and nickel oxide according to the component content;
(2) mixing tungsten carbide and chromium carbide, performing ball milling treatment, and sieving by using a 30-60-mesh sieve to obtain mixed powder A;
(3) performing ball milling treatment on platinum powder, a polycarbonate toughening agent, chromium oxide and nickel oxide, and then sieving by a 50-80-mesh sieve to obtain mixed powder B;
(4) and mixing the mixed powder A, the mixed powder B, a defoaming agent and water, performing ball milling treatment, performing granulation treatment, finally performing sintering treatment at the temperature of 900 ℃, crushing, and performing 30-60-mesh treatment to obtain the spraying powder for the automobile signs.
Example 6
The spraying powder for the automobile labels comprises the following components in percentage by weight:
10 wt% of tungsten carbide, 50 wt% of chromium carbide, 5 wt% of platinum powder, 10 wt% of polycarbonate toughening agent, 12 wt% of chromium oxide and 13 wt% of nickel oxide.
The preparation method of the spray powder for the automobile sign comprises the following steps:
(1) providing tungsten carbide, chromium carbide, platinum powder, polycarbonate flexibilizer, chromium oxide and nickel oxide according to the component content;
(2) mixing tungsten carbide and chromium carbide, performing ball milling treatment, and sieving by using a 30-60-mesh sieve to obtain mixed powder A;
(3) performing ball milling treatment on platinum powder, a polycarbonate toughening agent, chromium oxide and nickel oxide, and then sieving by a 50-80-mesh sieve to obtain mixed powder B;
(4) and mixing the mixed powder A, the mixed powder B, a defoaming agent and water, performing ball milling treatment, performing granulation treatment, finally performing sintering treatment at the temperature of 800 ℃, crushing, and performing 30-60-mesh treatment to obtain the spraying powder for the automobile signs.
The spray powder prepared in the embodiments 1 to 6 is used for spraying the automobile signs, and the embrittlement phenomenon does not occur under the condition that the temperature is-40 ℃ to 40 ℃, so the tungsten carbide base consumption of the spray powder for the automobile signs is less, the preparation cost is greatly saved, and the polycarbonate toughening agent is added into the spray powder, so the embrittlement phenomenon easily occurs under the condition of low temperature (such as 40 ℃ below zero) when the spray powder is used for the automobile signs.
It should be understood that the above-mentioned embodiments are merely illustrative of the technical concepts and features of the present invention, which are intended to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and therefore, the protection scope of the present invention is not limited thereby. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (10)
1. The spraying powder for the automobile labels is characterized by comprising the following components in percentage by weight:
2. the spray powder for automotive signage according to claim 1, wherein the tungsten carbide has an average particle size of 500nm to 2000 nm.
3. The automotive signage spray powder of claim 1, wherein the chromium carbide has an average particle size of 1000nm to 3000 nm.
4. The automotive signage spray powder of claim 1, wherein the platinum powder has an average particle size of 300nm to 500 nm;
preferably, the average particle size of the chromium oxide is 500nm to 2000 nm;
preferably, the nickel oxide has an average particle size of 500nm to 2000 nm.
5. A spray powder for automotive signage according to claim 1, having a bulk density of 1.5 to 2.0g/cm3。
6. The automotive signage spray powder of claim 1, wherein the polycarbonate toughening agent is selected from the group consisting of aromatic polycarbonate;
preferably, the aromatic polycarbonate is selected from bisphenol a polycarbonate.
7. The spray powder for automotive signage according to claim 1, wherein the average particle diameter of the spray powder is 500 to 3000 nm;
preferably, the average particle size of the spray powder is 2000-3000 nm.
8. A process for preparing the powder for spray coating of automotive signs according to any one of claims 1 to 7, characterized in that it comprises the following steps:
(1) providing tungsten carbide, chromium carbide, platinum powder, polycarbonate flexibilizer, chromium oxide and nickel oxide according to the component content;
(2) mixing tungsten carbide and chromium carbide, performing ball milling treatment, and sieving by using a 30-60-mesh sieve to obtain mixed powder A;
(3) performing ball milling treatment on platinum powder, a polycarbonate toughening agent, chromium oxide and nickel oxide, and then sieving by a 50-80-mesh sieve to obtain mixed powder B;
(4) and mixing the mixed powder A, the mixed powder B, a defoaming agent and water, performing ball milling treatment, performing granulation treatment, finally performing sintering treatment at the temperature of 700-900 ℃, and performing 30-60-mesh treatment after crushing to obtain the spraying powder for the automobile signs.
9. The method of claim 8, wherein the ball milling process is performed at a speed of 3000 to 4000 r/min.
10. The method of claim 8, wherein the polycarbonate toughening agent is selected from the group consisting of aromatic polycarbonates;
preferably, the aromatic polycarbonate is selected from bisphenol a polycarbonate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011545270.2A CN112813374A (en) | 2020-12-29 | 2020-12-29 | Spraying powder for automobile labels and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011545270.2A CN112813374A (en) | 2020-12-29 | 2020-12-29 | Spraying powder for automobile labels and preparation method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN112813374A true CN112813374A (en) | 2021-05-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011545270.2A Pending CN112813374A (en) | 2020-12-29 | 2020-12-29 | Spraying powder for automobile labels and preparation method thereof |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1120299A (en) * | 1965-10-04 | 1968-07-17 | Metco Inc | Improved flame spray powder |
| EP0254164A1 (en) * | 1986-07-11 | 1988-01-27 | The Perkin-Elmer Corporation | Thermal spray powder for antifouling coating |
| CN106244970A (en) * | 2016-08-30 | 2016-12-21 | 赣州澳克泰工具技术有限公司 | Hot spray powder and preparation method thereof |
| US20170189960A1 (en) * | 2014-06-20 | 2017-07-06 | Fujimi Incorporated | Powder material for powder additive manufacturing and powder additive manufacturing method using same |
-
2020
- 2020-12-29 CN CN202011545270.2A patent/CN112813374A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1120299A (en) * | 1965-10-04 | 1968-07-17 | Metco Inc | Improved flame spray powder |
| EP0254164A1 (en) * | 1986-07-11 | 1988-01-27 | The Perkin-Elmer Corporation | Thermal spray powder for antifouling coating |
| US20170189960A1 (en) * | 2014-06-20 | 2017-07-06 | Fujimi Incorporated | Powder material for powder additive manufacturing and powder additive manufacturing method using same |
| CN106244970A (en) * | 2016-08-30 | 2016-12-21 | 赣州澳克泰工具技术有限公司 | Hot spray powder and preparation method thereof |
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Application publication date: 20210518 |