CN217536163U - Movable steel plate surface coating applied to aged solar silicon wafer - Google Patents
Movable steel plate surface coating applied to aged solar silicon wafer Download PDFInfo
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- CN217536163U CN217536163U CN202221177109.9U CN202221177109U CN217536163U CN 217536163 U CN217536163 U CN 217536163U CN 202221177109 U CN202221177109 U CN 202221177109U CN 217536163 U CN217536163 U CN 217536163U
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- layer
- carbon steel
- metal
- silicon wafer
- surface coating
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- 239000011248 coating agent Substances 0.000 title claims abstract description 28
- 238000000576 coating method Methods 0.000 title claims abstract description 28
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 16
- 239000010959 steel Substances 0.000 title claims abstract description 16
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 title claims description 14
- 229910052710 silicon Inorganic materials 0.000 title claims description 14
- 239000010703 silicon Substances 0.000 title claims description 14
- 229910052751 metal Inorganic materials 0.000 claims abstract description 33
- 239000002184 metal Substances 0.000 claims abstract description 33
- 229910000975 Carbon steel Inorganic materials 0.000 claims abstract description 27
- 239000010962 carbon steel Substances 0.000 claims abstract description 27
- 239000000758 substrate Substances 0.000 claims abstract description 15
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims abstract description 12
- 238000005121 nitriding Methods 0.000 claims abstract description 9
- 230000003647 oxidation Effects 0.000 claims abstract description 9
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 9
- 238000000926 separation method Methods 0.000 claims abstract description 9
- 230000004888 barrier function Effects 0.000 claims abstract description 6
- 239000010410 layer Substances 0.000 claims description 42
- 230000037452 priming Effects 0.000 claims description 3
- 230000003449 preventive effect Effects 0.000 claims 2
- 239000011247 coating layer Substances 0.000 claims 1
- 230000003078 antioxidant effect Effects 0.000 abstract description 5
- 230000032683 aging Effects 0.000 abstract description 4
- 239000003963 antioxidant agent Substances 0.000 abstract description 3
- 235000006708 antioxidants Nutrition 0.000 abstract description 3
- 238000010301 surface-oxidation reaction Methods 0.000 abstract description 3
- 239000011651 chromium Substances 0.000 description 7
- NRTOMJZYCJJWKI-UHFFFAOYSA-N Titanium nitride Chemical compound [Ti]#N NRTOMJZYCJJWKI-UHFFFAOYSA-N 0.000 description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 230000007797 corrosion Effects 0.000 description 4
- 238000005260 corrosion Methods 0.000 description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 238000005229 chemical vapour deposition Methods 0.000 description 2
- 238000002845 discoloration Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005240 physical vapour deposition Methods 0.000 description 2
- FFRBMBIXVSCUFS-UHFFFAOYSA-N 2,4-dinitro-1-naphthol Chemical compound C1=CC=C2C(O)=C([N+]([O-])=O)C=C([N+]([O-])=O)C2=C1 FFRBMBIXVSCUFS-UHFFFAOYSA-N 0.000 description 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000012790 adhesive layer Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 238000000541 cathodic arc deposition Methods 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000010894 electron beam technology Methods 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
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Abstract
The utility model discloses a be applied to movable steel sheet surface coating of ageing solar wafer, include: a barrier and oxidation resistant film layer electroplated on the front surface of the carbon steel substrate and an anti-rust layer electroplated on the back surface of the carbon steel substrate. The positive separation and oxidation resistant film layer of the carbon steel substrate comprises from inside to outside: the metal base coat is Cr, the metal bonding layer is Cr, and the nitriding coating is CrN. The utility model discloses plated separation and anti-oxidant rete in the front of carbon steel product, have high temperature resistant impact and anti-oxidant effect, plated metal antirust coat at the back of carbon steel product, prevent carbon steel surface oxidation.
Description
Technical Field
The utility model relates to an anticorrosive technical field in ageing steel sheet surface of solar energy silicon chip especially relates to a be applied to movable steel sheet surface coating of ageing solar energy silicon chip.
Background
At present, a TIN film layer is usually used on the surface of carbon steel on the market, TIN (titanium nitride) is a synthetic ceramic material, is a cubic crystal system, is extremely hard, has hardness close to diamond, has Mohs hardness of 8-9, has good thermal shock resistance, and does not react with metals such as iron, chromium, calcium, magnesium and the like at high temperature. TIN is an attractive golden yellow structural material with high melting point, high hardness, good chemical stability, small wetting with metal, higher conductivity and superconductivity, and can be applied to high-temperature structural materials and superconducting materials.
The most commonly used methods for TIN film synthesis are physical vapor deposition (PVD, usually with sputter deposition, cathodic arc deposition or electron beam heating) and Chemical Vapor Deposition (CVD). Both methods sublime pure titanium and react with nitrogen in a high energy vacuum environment.
TIN is chemically stable at room temperature but is attacked by hot concentrated acids, and is oxidized at 800 ℃ under normal pressure, and the coating changes color by high-temperature impact after being coated on a steel plate. The simulation product in-service use scene is turned off after 360 ℃ heating 1H in the muffle furnace, and cooling 1H heats again, and the coating has the phenomenon of discolouration after lasting a week, and resistance rise simultaneously, and the product back corrosion is serious.
FIG. 1 shows a high temperature resistance table of similar products, and the reasons for front discoloration and resistance increase are as follows: iron atoms in the carbon steel diffuse to the film layer under the action of high temperature, so that the optical property of the film is changed, and a small amount of iron atoms which diffuse to the surface are oxidized at high temperature, so that the surface resistance of the product is increased.
The reasons for backside corrosion are: since the material is carbon steel, surface oxidation is accelerated at high temperature.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the not enough of prior art, provide a be applied to movable steel sheet surface coating of ageing solar energy silicon chip.
The technical scheme of the utility model as follows: a movable steel plate surface coating applied to an aged solar silicon wafer comprises: a barrier and oxidation resistant film layer electroplated on the front surface of the carbon steel substrate and an anti-rust layer electroplated on the back surface of the carbon steel substrate;
the positive separation and oxidation resistant film layer of the carbon steel substrate comprises from inside to outside: a metal priming layer, a metal bonding layer and a nitriding treatment coating;
the rust-proof layer on the back of the carbon steel substrate is a metal rust-proof layer.
Further, the metal bottom layer is Cr.
Further, the metal adhesion layer is Cr.
Further, the nitrided coating is CrN.
Further, the metal anti-rust layer is Cr.
Further, the thickness of the metal base layer is 5-10nm, the thickness of the metal bonding layer is 30-50nm, and the thickness of the nitriding treatment coating is 450-500nm.
Further, the thickness of the metal antirust layer is 30-50nm.
Adopt above-mentioned scheme, the utility model discloses plated separation and anti-oxidant rete in the front of carbon steel product, have high temperature resistant impact and anti-oxidant effect, plated metal antirust coat at the back of carbon steel product, prevent carbon steel surface oxidation.
Drawings
FIG. 1 is a statistical table of high temperature resistance performance of similar products.
Fig. 2 is a schematic structural view of the front barrier and oxidation resistant film layer of the present invention.
FIG. 3 is a schematic structural view of the back surface anti-rust layer of the present invention.
FIG. 4 is a statistical table of the high temperature resistance of CrN film.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
Referring to fig. 2 and 3, the present invention provides a movable steel plate surface coating applied to an aged solar silicon wafer, including: a barrier and oxidation resistant film layer electroplated on the front surface of the carbon steel substrate 1 and an anti-rust layer 2 electroplated on the back surface of the carbon steel substrate 1.
Run into high temperature impact to carbon steel product front coating and can discolour and resistance risees, the utility model discloses a solution be change separation material and thickening barrier layer, separation iron atom to rete diffusion, specifically, separation and anti-oxidant rete include from inside to outside: the metal base coat 2, the metal adhesive layer 3, the nitriding treatment coating 4, the metal base coat 2 is close to the carbon steel substrate 1.
The metal priming layer 2 is Cr (low current), the metal bonding layer 3 is Cr (high current), the nitriding treatment coating 4 is CrN, the CrN coating has the advantages of high toughness, good wear resistance, high coating bonding strength, better high-temperature oxidation resistance, corrosion resistance, low internal stress and the like, and as can be seen from figure 4, the CrN film layer has the advantages of no discoloration and rustiness due to high-temperature impact and no rise of impedance through a high-temperature resistance test.
The thickness of the metal base layer 2 is 5-10nm, the thickness of the metal bonding layer 3 is 30-50nm, and the thickness of the nitriding treatment coating 4 is 450-500nm.
To the corrosion of the carbon steel product back, the utility model discloses a solution be at the back plating antirust coat, separation carbon steel and air contact. The anti-rust layer on the back of the carbon steel substrate is a metal anti-rust layer 5, the metal anti-rust layer 5 is Cr, and the thickness of the metal anti-rust layer 5 is 30-50nm.
The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (7)
1. A movable steel plate surface coating applied to an aged solar silicon wafer is characterized by comprising: a barrier and oxidation resistant film layer electroplated on the front surface of the carbon steel substrate and an anti-rust layer electroplated on the back surface of the carbon steel substrate;
the positive separation and oxidation resistant film layer of the carbon steel substrate comprises from inside to outside: a metal priming layer, a metal bonding layer and a nitriding treatment coating;
the rust-proof layer on the back of the carbon steel substrate is a metal rust-proof layer.
2. The removable steel sheet surface coating for aged solar silicon wafer according to claim 1, wherein the metal primer layer is Cr.
3. The removable steel sheet surface coating for an aged solar silicon wafer of claim 1, wherein the metallic bonding layer is Cr.
4. The movable steel plate surface coating applied to the aged solar silicon wafer as claimed in claim 1, wherein the nitriding treatment coating is CrN.
5. The movable steel sheet surface coating for aged solar silicon wafer according to claim 1, wherein the metal rust preventive layer is Cr.
6. The movable steel plate surface coating applied to the aged solar silicon wafer as claimed in claim 1, wherein the thickness of the metal primer layer is 5-10nm, the thickness of the metal bonding layer is 30-50nm, and the thickness of the nitriding treatment coating layer is 450-500nm.
7. The movable steel sheet surface coating applied to an aged solar silicon wafer according to claim 1, wherein the metal rust preventive layer has a thickness of 30 to 50nm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221177109.9U CN217536163U (en) | 2022-05-16 | 2022-05-16 | Movable steel plate surface coating applied to aged solar silicon wafer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221177109.9U CN217536163U (en) | 2022-05-16 | 2022-05-16 | Movable steel plate surface coating applied to aged solar silicon wafer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217536163U true CN217536163U (en) | 2022-10-04 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221177109.9U Active CN217536163U (en) | 2022-05-16 | 2022-05-16 | Movable steel plate surface coating applied to aged solar silicon wafer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217536163U (en) |
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2022
- 2022-05-16 CN CN202221177109.9U patent/CN217536163U/en active Active
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