CN113073216A - Processing method of corrosion-resistant aluminum plate - Google Patents
Processing method of corrosion-resistant aluminum plate Download PDFInfo
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- CN113073216A CN113073216A CN202110323712.7A CN202110323712A CN113073216A CN 113073216 A CN113073216 A CN 113073216A CN 202110323712 A CN202110323712 A CN 202110323712A CN 113073216 A CN113073216 A CN 113073216A
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/02—Making non-ferrous alloys by melting
- C22C1/026—Alloys based on aluminium
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/002—Pretreatement
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/10—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by other chemical means
- B05D3/102—Pretreatment of metallic substrates
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/14—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to metal, e.g. car bodies
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- 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
- C09D163/00—Coating compositions based on epoxy resins; Coating compositions based on derivatives of epoxy resins
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- 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
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/38—Paints containing free metal not provided for above in groups C09D5/00 - C09D5/36
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- 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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C21/00—Alloys based on aluminium
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C21/00—Alloys based on aluminium
- C22C21/06—Alloys based on aluminium with magnesium as the next major constituent
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D2320/00—Organic additives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D2504/00—Epoxy polymers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D2601/00—Inorganic fillers
- B05D2601/02—Inorganic fillers used for pigmentation effect, e.g. metallic effect
- B05D2601/04—Mica
-
- 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
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Metallurgy (AREA)
- Mechanical Engineering (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
Abstract
The invention discloses a method for processing a corrosion-resistant aluminum plate, which comprises the following steps: 1) putting 10 parts of magnesium, 10 parts of chromium, 5 parts of titanium and 70 parts of aluminum into a melting furnace for calcining at the temperature of 700 ℃ for 15min, cooling to 350 ℃ at the cooling speed of 10 ℃/s, adding 9 parts of carbon into the melting furnace, and obtaining a metal mixed solution after 50 min; 2) casting the metal mixed liquid, and then performing a rolling process to prepare a prototype aluminum plate; 3) carrying out an oil removal process on the primary aluminum plate, fishing out after 15 minutes, cleaning by using ultrasonic waves, and polishing the surface of the primary aluminum plate; 4) washing the polished aluminum plate with deionized water, and drying at 35 deg.C; 5) and spraying finish paint on the dried primary aluminum plate to obtain the aluminum plate. The chromium of the present invention is a representative ferrite-forming element and an element for increasing corrosion resistance, and the alloy element is compatible with ferrite to form an alloy ferrite, thereby increasing the strength hardness and corrosion resistance of the aluminum plate.
Description
Technical Field
The invention relates to the technical field of aluminum plate processing, in particular to a processing method of a corrosion-resistant aluminum plate.
Background
The aluminum plate is a rectangular plate formed by rolling an aluminum ingot, and is divided into a pure aluminum plate, an alloy aluminum plate, a thin aluminum plate, a medium-thickness aluminum plate and a pattern aluminum plate, wherein the aluminum material with the thickness of more than 0.2mm and less than 500mm, the width of more than 200mm and the length of less than 16m is called an aluminum plate or an aluminum sheet, the aluminum material with the thickness of less than 0.2mm is an aluminum material, the aluminum material with the width of less than 200mm is a row material or a strip material (of course, along with the progress of large equipment, the aluminum plate with the maximum width of 600mm is also;
along with the improvement of living standard of people and the progress of society, living goods such as air conditioners, refrigerators, automobiles and the like gradually enter thousands of households, plates such as air conditioner condensation plates, refrigerator shells, automobile chassis and the like are often in a humid environment, so certain requirements are required on the antirust performance of the plates, the existing materials generally use plastic plates or aluminum plates, the plastic plates are insufficient in strength and hardness and have a corrosive effect due to environmental pollution and rainwater, the aluminum plates are corroded by long-term exposure to the sun and rain, and the corrosion resistance effect of the existing aluminum plates is weak.
Disclosure of Invention
In order to solve the defects in the prior art, the invention provides a method for processing a corrosion-resistant aluminum plate.
In order to solve the technical problems, the invention adopts the following technical scheme: a method for processing a corrosion-resistant aluminum plate comprises the following steps:
1) 10-15 parts of raw materials of magnesium, 10-15 parts of chromium, 5-8 parts of titanium and 70-90 parts of aluminum are placed into a furnace for calcination, the temperature is 850 ℃ at 700-, the strong hardness and the corrosion resistance of the aluminum plate can be improved;
2) casting the metal mixed liquid to obtain an aluminum ingot, and manufacturing the aluminum ingot into a primary aluminum plate through a rolling process;
3) placing the primary aluminum plate in an oil removing groove, pouring an oil removing agent into the oil removing groove to carry out an oil removing process on the primary aluminum plate, fishing out after 15-25 minutes, cleaning by using ultrasonic waves, and polishing the surface of the primary aluminum plate after cleaning is finished for removing residual oil and impurities in the rolling process;
4) washing the polished aluminum plate with deionized water, and drying at 35-40 deg.C;
5) and spraying finish paint on the dried primary aluminum plate to obtain the aluminum plate.
Preferably, the spraying process in the step 5 includes placing the dried prototype aluminum plate in a concentrated sulfuric acid solution to be soaked for 10-25min, then placing the aluminum plate in a cleaning solution to be soaked for 5-10min, cleaning and drying the cleaned prototype aluminum plate by using deionized water, spraying finish paint to obtain the aluminum plate, wherein the aluminum plate is a final product, oxides on the surface of the prototype aluminum plate are removed by using the reducibility of concentrated sulfuric acid, and the aluminum plate is placed in the cleaning solution to neutralize the acidity of the concentrated sulfuric acid to avoid metal corrosion.
Preferably, the finish paint comprises 45-65 parts of epoxy resin, 10-15 parts of copper powder, 10-15 parts of mica powder, 5-10 parts of ultraviolet absorbent, 15-20 parts of boron nitride, 5-10 parts of finish paint diluent and 15-20 parts of perchloro-ethylene resin, wherein the mica powder is a non-metallic mineral and has good elasticity and toughness. The paint has the characteristics of insulativity, high temperature resistance, acid and alkali resistance, corrosion resistance, strong adhesive force and the like, is an excellent additive, and the mica powder forms basically parallel orientation arrangement in a paint film, can prevent water and other corrosive substances from permeating, and has low price; boron nitride has chemical erosion resistance, is not eroded by inorganic acid and water, has high melting point, the melting point of 3000 ℃, low friction coefficient, good high-temperature stability, good thermal shock resistance, high strength, high heat conductivity coefficient, low expansion coefficient, high resistivity, corrosion resistance, microwave permeability or infrared permeability; the perchloroethylene resin has good solvent property, can be used as an adhesive to connect separated raw materials, has high mechanical strength, good electrical insulation, thermal plasticity and film forming property, and can adopt a Basff ultraviolet absorbent as an ultraviolet absorbent.
Preferably, the solid-liquid mass volume ratio of the primary aluminum plate to the oil removing agent is 3: 1, the oil removing agent is a mixed solution of 3-5 parts of sodium nitrate, 5-8 parts of citric acid and 5-8 parts of tea saponin, the oil removing temperature is 30-60 ℃, the citric acid is a strong organic acid, can react with glycerol, is easy to dissolve in water and is convenient to clean after oil removal, the tea saponin belongs to triterpenoid saponin, is a non-ionic surfactant, and has good functions of emulsification, dispersion, foaming, wetting and the like.
Preferably, the cleaning solution comprises 15-20 parts of borate, 10-15 parts of tea polyphenol, 8-13 parts of sodium pyrosulfite and 15-20 parts of sodium carbonate, the tea polyphenol has good oxidation resistance, and the sodium pyrosulfite can be used as a synergistic effect to enhance the oxidation resistance of the tea polyphenol.
Compared with the prior art, the invention has the beneficial effects that:
1. chromium is a representative ferrite forming element and is an element for improving corrosion resistance, titanium, magnesium and aluminum can form an alloy, the alloy element is dissolved with ferrite to form alloy ferrite, the crystal structure and the microstructure in the alloy are favorably changed, and the strong hardness and the corrosion resistance of the aluminum plate can be improved;
2. the mica powder can prevent water and other corrosive substances from permeating, is low in price, reduces the production cost, has chemical corrosion resistance, is not corroded by inorganic acid and water, has high melting point, has good solvent property, can be used as a bonding agent to connect separated raw materials, and increases the strong hardness and the corrosion resistance of the aluminum plate by adding the mica powder, the boron nitride and the perchloroethylene resin in the finish paint.
Detailed Description
The present invention will be described in detail with reference to examples.
Example 1
The invention provides a processing method of a corrosion-resistant aluminum plate, which comprises the following steps:
1) putting 10 parts of magnesium, 10 parts of chromium, 5 parts of titanium and 70 parts of aluminum into a melting furnace for calcination at the temperature of 700-850 ℃, cooling to 350 ℃ at the cooling speed of 10 ℃/s after 15min, adding 9 parts of carbon into the melting furnace, and obtaining a metal mixed solution after 50 min;
2) casting the metal mixed liquid to obtain an aluminum ingot, and manufacturing the aluminum ingot into a primary aluminum plate through a rolling process;
3) in placing the degreasing bath with prototype aluminum plate, to pouring the degreaser in the degreasing bath and carry out the deoiling technology to prototype aluminum plate, prototype aluminum plate is 3 for the degreaser with degreaser solid-liquid mass volume ratio: 1, the degreasing agent is a mixed solution of 3 parts of sodium nitrate, 5 parts of citric acid and 5 parts of tea saponin, the degreasing temperature is 30 ℃, the mixture is fished out after 15 minutes and cleaned by ultrasonic waves, and the surface of a primary aluminum plate is polished after the cleaning is finished;
4) washing the polished aluminum plate with deionized water, and drying at 35 deg.C;
5) and (2) placing the dried primary aluminum plate in a concentrated sulfuric acid solution to be soaked for 10min, then placing the dried primary aluminum plate in a cleaning solution to be soaked for 5min, wherein the cleaning solution comprises 15 parts of borate, 10 parts of tea polyphenol, 8 parts of sodium pyrosulfite and 15 parts of sodium carbonate, cleaning the cleaned primary aluminum plate by using deionized water, and drying and spraying finish paint, wherein the finish paint comprises 45 parts of epoxy resin, 10-15 parts of copper powder, 10 parts of mica powder, 5 parts of ultraviolet absorbent, 15 parts of boron nitride, 5 parts of diluent of finish paint and 15 parts of perchloroethylene resin, and thus obtaining the aluminum plate.
Example 2
A method for processing a corrosion-resistant aluminum plate comprises the following steps:
1) putting 15 parts of raw materials of magnesium, 15 parts of chromium, 8 parts of titanium and 90 parts of aluminum into a smelting furnace for calcination, cooling to 500 ℃ at a cooling speed of 10 ℃/s after 15-25min, adding 15 parts of carbon into the smelting furnace, and obtaining a metal mixed solution after 80 min;
2) casting the metal mixed liquid to obtain an aluminum ingot, and manufacturing the aluminum ingot into a primary aluminum plate through a rolling process;
3) in placing the degreasing bath with prototype aluminum plate, to pouring the degreaser in the degreasing bath and carry out the deoiling technology to prototype aluminum plate, prototype aluminum plate is 3 for the degreaser with degreaser solid-liquid mass volume ratio: 1, the degreasing agent is a mixed solution of 5 parts of sodium nitrate, 8 parts of citric acid and 8 parts of tea saponin, the degreasing temperature is 60 ℃, the mixture is fished out after 25 minutes and cleaned by ultrasonic waves, and the surface of a primary aluminum plate is polished after the cleaning is finished;
4) washing the polished aluminum plate with deionized water, and drying at 40 deg.C;
5) and (2) placing the dried primary aluminum plate in a concentrated sulfuric acid solution to be soaked for 25min, then placing the dried primary aluminum plate in a cleaning solution to be soaked for 5-10min, wherein the cleaning solution comprises 20 parts of borate, 15 parts of tea polyphenol, 13 parts of sodium pyrosulfite and 20 parts of sodium carbonate, cleaning the cleaned primary aluminum plate by using deionized water, drying and spraying finish paint, and the finish paint comprises 65 parts of epoxy resin, 15 parts of copper powder, 15 parts of mica powder, 10 parts of ultraviolet absorbent, 20 parts of boron nitride, 10 parts of finish paint diluent and 20 parts of perchloroethylene resin to obtain the aluminum plate.
Example 3
A method for processing a corrosion-resistant aluminum plate comprises the following steps:
1) putting 12 parts of magnesium, 12 parts of chromium, 6 parts of titanium and 80 parts of aluminum into a melting furnace for calcining at the temperature of 800 ℃ for 20min, cooling to 450 ℃ at the cooling speed of 10 ℃/s, adding 9-15 parts of carbon into the melting furnace, and obtaining a metal mixed solution after 70 min;
2) casting the metal mixed liquid to obtain an aluminum ingot, and manufacturing the aluminum ingot into a primary aluminum plate through a rolling process;
3) in placing the degreasing bath with prototype aluminum plate, to pouring the degreaser in the degreasing bath and carry out the deoiling technology to prototype aluminum plate, prototype aluminum plate is 3 for the degreaser with degreaser solid-liquid mass volume ratio: 1, the degreasing agent is a mixed solution of 4 parts of sodium nitrate, 7 parts of citric acid and 6 parts of tea saponin, the degreasing temperature is 50 ℃, the mixture is fished out after 20 minutes and cleaned by ultrasonic waves, and the surface of a primary aluminum plate is polished after the cleaning is finished;
4) washing the polished aluminum plate with deionized water, and drying at 38 deg.C;
5) and (2) placing the dried prototype aluminum plate in a concentrated sulfuric acid solution to be soaked for 20min, then placing the prototype aluminum plate in a cleaning solution to be soaked for 8min, wherein the cleaning solution comprises 17 parts of borate, 12 parts of tea polyphenol, 9 parts of sodium pyrosulfite and 16 parts of sodium carbonate, cleaning the cleaned prototype aluminum plate by using deionized water, and drying and spraying finish paint, wherein the finish paint comprises 50 parts of epoxy resin, 12 parts of copper powder, 12 parts of mica powder, 6 parts of ultraviolet absorbent, 17 parts of boron nitride, 7 parts of finish paint diluent and 18 parts of perchloro-ethylene resin, and the aluminum plate is obtained.
Comparative example 1
A processing method of a corrosion-resistant aluminum plate comprises the steps of putting 80 parts of raw materials of aluminum, 10 parts of iron and 15 parts of magnesium into a smelting furnace for calcination, controlling the temperature to be 750 ℃, casting the obtained metal mixed liquid to obtain an aluminum ingot after the raw materials are completely melted, manufacturing the aluminum ingot into a primary aluminum plate through a rolling process, putting the primary aluminum plate into ultrasonic waves for degreasing and cleaning, cleaning and drying, spraying finish paint on the dried primary aluminum plate, and obtaining the aluminum plate, wherein the finish paint comprises 50 parts of epoxy resin, 10 parts of copper powder, 10 parts of plasticizer, 30 parts of polyamide resin and 10 parts of ultraviolet absorbent.
The aluminum plates prepared in example 1, example 2, example 3 and comparative example 1 were compared, and the specific data are shown in table 1;
TABLE 1
It can be seen that example 3 is the best solution, the raw materials of comparative example 1 are not added with titanium and chromium elements, and are not divided into 2 stages in the calcining process, and carbon element is not added in the middle, the structure of the alloy crystal is not obviously changed, and the mica, boron nitride and perchloroethylene resin are not added in the finish paint component, so that the corrosion and mechanical strength are lower than those of the examples of the invention.
The above additional technical features can be freely combined and used in superposition by those skilled in the art without conflict.
The above examples only show some embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the patent and protection scope of the present invention should be subject to the appended claims.
Claims (5)
1. The method for processing the corrosion-resistant aluminum plate is characterized by comprising the following steps of:
1) putting 10-15 parts of raw materials of magnesium, 10-15 parts of chromium, 5-8 parts of titanium and 70-90 parts of aluminum into a melting furnace for calcination at the temperature of 850 ℃ at 700-;
2) casting the metal mixed liquid to obtain an aluminum ingot, and manufacturing the aluminum ingot into a primary aluminum plate through a rolling process;
3) placing the primary aluminum plate in an oil removing groove, pouring an oil removing agent into the oil removing groove to carry out an oil removing process on the primary aluminum plate, fishing out after 15-25 minutes, cleaning by using ultrasonic waves, and polishing the surface of the primary aluminum plate after cleaning;
4) washing the polished aluminum plate with deionized water, and drying at 35-40 deg.C;
5) and spraying finish paint on the dried primary aluminum plate to obtain the aluminum plate.
2. The method for processing a corrosion-resistant aluminum plate as recited in claim 1, wherein the spraying process in step 5 includes immersing the dried prototype aluminum plate in a concentrated sulfuric acid solution for 10-25min, then immersing the prototype aluminum plate in a cleaning solution for 5-10min, cleaning the cleaned prototype aluminum plate with deionized water, drying, and spraying a finish paint to obtain the aluminum plate, which is a final product.
3. The method for processing the corrosion-resistant aluminum plate as recited in claim 1, wherein the finish paint comprises 45-65 parts of epoxy resin, 10-15 parts of copper powder, 10-15 parts of mica powder, 5-10 parts of ultraviolet absorbent, 15-20 parts of boron nitride, 5-10 parts of diluent of the finish paint and 15-20 parts of perchloroethylene resin.
4. The method for processing a corrosion-resistant aluminum plate according to any one of claims 1 to 3, wherein the solid-liquid mass volume ratio of the primary aluminum plate to the oil removal agent is 3: 1, the oil removing agent is a mixed solution of 3-5 parts of sodium nitrate, 5-8 parts of citric acid and 5-8 parts of tea saponin, and the oil removing temperature is 30-60 ℃.
5. The method of claim 2, wherein the cleaning solution comprises 15-20 parts of borate, 10-15 parts of tea polyphenol, 8-13 parts of sodium pyrosulfite and 15-20 parts of sodium carbonate.
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0385257A1 (en) * | 1989-02-23 | 1990-09-05 | Sumitomo Light Metal Industries Limited | Method of producing hardened aluminium alloy forming sheet having high strength and superior corrosion resistance |
| CN101233252A (en) * | 2005-08-16 | 2008-07-30 | 阿勒里斯铝业科布伦茨有限公司 | High strength weldable al-mg alloy |
| CN104152759A (en) * | 2014-08-05 | 2014-11-19 | 北京科技大学 | High-strength and corrosion-resistant Al-Mg alloy and preparation technology thereof |
| CN104195388A (en) * | 2014-09-23 | 2014-12-10 | 中南大学 | High-strength corrosion-resistant AL-Mg alloy |
| CN104357690A (en) * | 2014-11-21 | 2015-02-18 | 广西南南铝加工有限公司 | Preparation process of medium-strength anti-corrosion high-magnesium aluminum alloy plate |
| CN107475580A (en) * | 2017-08-17 | 2017-12-15 | 苏州飞伦利斯金属科技有限公司 | A kind of porous Al alloy and preparation method thereof |
| CN111750014A (en) * | 2019-03-27 | 2020-10-09 | 泰明顿服务责任有限公司 | Friction lining, method for producing a friction lining and use of a friction lining |
-
2021
- 2021-03-26 CN CN202110323712.7A patent/CN113073216A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0385257A1 (en) * | 1989-02-23 | 1990-09-05 | Sumitomo Light Metal Industries Limited | Method of producing hardened aluminium alloy forming sheet having high strength and superior corrosion resistance |
| CN101233252A (en) * | 2005-08-16 | 2008-07-30 | 阿勒里斯铝业科布伦茨有限公司 | High strength weldable al-mg alloy |
| CN104152759A (en) * | 2014-08-05 | 2014-11-19 | 北京科技大学 | High-strength and corrosion-resistant Al-Mg alloy and preparation technology thereof |
| CN104195388A (en) * | 2014-09-23 | 2014-12-10 | 中南大学 | High-strength corrosion-resistant AL-Mg alloy |
| CN104357690A (en) * | 2014-11-21 | 2015-02-18 | 广西南南铝加工有限公司 | Preparation process of medium-strength anti-corrosion high-magnesium aluminum alloy plate |
| CN107475580A (en) * | 2017-08-17 | 2017-12-15 | 苏州飞伦利斯金属科技有限公司 | A kind of porous Al alloy and preparation method thereof |
| CN111750014A (en) * | 2019-03-27 | 2020-10-09 | 泰明顿服务责任有限公司 | Friction lining, method for producing a friction lining and use of a friction lining |
Non-Patent Citations (4)
| Title |
|---|
| 傅德海等: "《干粉砂浆应用指南》", 30 April 2006 * |
| 姜洪舟等: "《无机非金属材料热工设备》", 31 July 2012 * |
| 姜玉敬等: "《再生铝产业研究与生产技术》", 30 April 2018 * |
| 杨华伟: "《口腔临床修复材料学》", 31 August 2016 * |
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Application publication date: 20210706 |