CN105908204A - Surface anti-corrosion treatment technology for aluminum fuel tanks - Google Patents

Surface anti-corrosion treatment technology for aluminum fuel tanks Download PDF

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Publication number
CN105908204A
CN105908204A CN201610472327.8A CN201610472327A CN105908204A CN 105908204 A CN105908204 A CN 105908204A CN 201610472327 A CN201610472327 A CN 201610472327A CN 105908204 A CN105908204 A CN 105908204A
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fuel tank
parts
acid
oxide
deionized water
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CN201610472327.8A
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CN105908204B (en
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许付权
熊陵会
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SHIYAN HENGRONG INDUSTRIAL Co Ltd
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SHIYAN HENGRONG INDUSTRIAL Co Ltd
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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
    • C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
    • C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
    • C23G1/14—Cleaning or pickling metallic material with solutions or molten salts with alkaline solutions
    • C23G1/22—Light metals
    • 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
    • B05D1/00—Processes for applying liquids or other fluent materials
    • B05D1/28—Processes for applying liquids or other fluent materials performed by transfer from the surfaces of elements carrying the liquid or other fluent material, e.g. brushes, pads, rollers
    • 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
    • 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
    • B05D5/00—Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures
    • B05D5/08—Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures to obtain an anti-friction or anti-adhesive surface
    • B05D5/083—Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures to obtain an anti-friction or anti-adhesive surface involving the use of fluoropolymers
    • 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
    • C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
    • C23F3/00—Brightening metals by chemical means
    • C23F3/02—Light metals
    • C23F3/03—Light metals with acidic solutions
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
    • C25D11/02—Anodisation
    • C25D11/04—Anodisation of aluminium or alloys based thereon
    • C25D11/06—Anodisation of aluminium or alloys based thereon characterised by the electrolytes used
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
    • C25D11/02—Anodisation
    • C25D11/04—Anodisation of aluminium or alloys based thereon
    • C25D11/18—After-treatment, e.g. pore-sealing
    • C25D11/24—Chemical after-treatment
    • C25D11/246—Chemical after-treatment for sealing layers
    • 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
    • B05D2202/00—Metallic substrate
    • B05D2202/20—Metallic substrate based on light metals
    • B05D2202/25—Metallic substrate based on light metals based on Al
    • 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
    • B05D2350/00—Pretreatment of the substrate
    • B05D2350/30—Change of the surface
    • B05D2350/50—Smoothing

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Electrochemistry (AREA)
  • Mechanical Engineering (AREA)
  • Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
  • Chemical Treatment Of Metals (AREA)

Abstract

The invention discloses a surface anti-corrosion treatment technology for aluminum fuel tanks. According to the technology, oxide films are formed on the surfaces of the aluminum fuel tanks through the processes of oil removing, polishing, anode oxidizing, closing and roller painting and are compact, appropriately thick and good in compatibility with coatings. The coatings are closely bonded to the surfaces of the fuel tanks, are high in strength and resistant to abrasion and can decorate and protect the outer walls of the fuel tanks well. According to the technical scheme, the technology has the advantages of being high in operability, low in cost and especially suitable for anti-corrosion work of the volume-produced aluminum fuel tanks.

Description

A kind of aluminum fuel tank surface anticorrosive treatment technology
Technical field
The present invention relates to a kind of fuel tank anticorrosion technique, especially relate to a kind of aluminum fuel tank surface anticorrosion Erosion technology.
Background technology
The rust resistance and corrosion resistance of steel fuel tank is a problem the most common, and China's oil quality is the highest, in oil The impurity such as the steam being mingled with can produce long-term corrosion to it, and the iron rust produced after corrosion is unfavorable to engine, Affect the power of automobile.Aluminium alloy fuel tank not only intensity can meet use demand, and its corrosion resistant characteristic is especially Being far superior to steel fuel tank, at present, the heavy truck of more than 80%, passenger vehicle, MPV have used aluminum Fuel tank, it can gradually replace steel fuel tank, the leading position of occuping market.
Its main component of aluminum fuel tank is aluminium alloy, aluminium and alloy thereof can naturally generate in an atmosphere one layer thin Thin oxide-film, but this layer of oxide-film is loose porous, and thickness is the most uneven, the most discontinuously, anticorrosive effect The most undesirable.Fuel tank is directly exposed in atmospheric environment, and corrosion factor is many, therefore, it is necessary to fire aluminum Fuel tank appearance carries out reliable anti-corrosion treatment, strengthens its weatherability, corrosion resistance so that it is adapt to various Severe external environment condition.Surface anticorrosive currently for aluminium alloy processes means a lot, but is specific to The processing method of aluminum fuel tank is the most fewer, effect is the most not ideal.
Summary of the invention
It is an object of the invention to provide a kind of aluminum fuel tank surface anticorrosive treatment technology, to improve existing aluminium Fuel tank process for treating surface processed is less, process for treating surface means are less reliable, anti-corrosion effects is undesirable Etc. technical problem.
In order to solve above-mentioned technical problem, the technical solution used in the present invention is: a kind of aluminum fuel tank surface Anti-corrosion treatment technology, comprises the steps:
S1 oil removing: by treat oil removing fuel tank enter by parts by weight sodium carbonate 2-4 part, sodium acid carbonate 1-2 part, Sodium metasilicate 1-2 part, sodium phosphate 2-3 part, surfactant 1-2 part, deionized water 90-100 part preparation and The alkalescent degreaser become embathes 10-20min, treats that oil removing is complete, rinse tank surface with clear water, drain Water stain, dry 20-25min, until fuel tank is completely dried for 50-60 DEG C；
S2 chemical polishing: by aluminum fuel tank lock upper end cover, immerses 3-5min in polishing fluid, takes out oil subsequently Case, drains water stain after cleaning, dry 20-25min, until fuel tank is completely dried for 50-60 DEG C；Polishing fluid be by Phosphoric acid 80-96 part, sulfuric acid 32-56 part, hydrofluoric acid 12-15 part, nitric acid 32-48 part, sodium carbonate 15-25 Part mixes with deionized water 800-900 part；
S3 anodic oxidation: fuel tank is immersed by sulfuric acid 35-50 part, boric acid 5-8 part, oxalic acid 0.5-1.5 part, Glycerine 0.3-0.5 part, carries out anodic oxidation in the solution that deionized water 950-980 part is formulated, maintain Solution temperature 30 ± 1 DEG C, current density 0.3-0.6A dm-2, voltage 15-18V, anodizing time is 25-50min；After anodic oxidation, use cold water wash 1-3min；
S4 oxide-film is closed: is positioned in the deionized water of 90-95 DEG C by fuel tank and carries out hydration reaction, controls PH value is 5.5-6.5, off-period 20-36min；After closing, dry 20-25min in 50-60 DEG C, until Fuel tank is completely dried
S5 roller coat: by organic siliconresin 12-16 part, Polyamide Epoxy 42-56 part, fluorocarbon resin 5-8 Make coating after part, nano-metal-oxide 10-12 part, the mixing of curing agent 0.5-1 part, add ethanol dilution 1-2 times, then roller coat is at tank surface, and roller coat 2 times, by fuel tank in 120-150 DEG C of baking after each roller coat 15-20min, until coating is fully cured.
As preferably, described nano-metal-oxide is nano zine oxide, nano titanium oxide, nanometer three oxygen Change the one in two aluminium.
The present invention is by series of process such as oil removing, polishing, anodic oxidation, closing, roller coat, at aluminum fuel oil Case surface forms oxidation film, and this oxidation film is fine and close and ideal thickness, also has the most affine with coating Property.With tank surface bonding closely, intensity is good, wear-resistant for coating, and wall energy outer to fuel tank plays well dress Decorations, protective effect.Technical solution of the present invention is workable, low cost, is particularly well-suited to produce in enormous quantities The anticorrosion operation of aluminum fuel tank.
Detailed description of the invention
Below in conjunction with embodiment, the technical scheme in the present invention is clearly and completely described, it is clear that Described embodiment is only a part of embodiment of the present invention rather than whole embodiments.Based on this Embodiment in bright, the institute that those of ordinary skill in the art are obtained under not making creative work premise There are other embodiments, broadly fall into the scope of protection of the invention.
Embodiment 1: a kind of aluminum fuel tank surface anticorrosive treatment technology, comprises the steps:
A1 oil removing: the fuel tank treating oil removing is entered by 2 parts of parts by weight sodium carbonate, sodium acid carbonate 1 part, silicon 1 part of sodium of acid, sodium phosphate 2 parts, 1 part of surfactant, 90 parts of formulated alkalescents of deionized water take off Fat liquid embathes 10min, treats that oil removing is complete, rinse tank surface with clear water, drain water stain, 50 DEG C of drying 25min, until fuel tank is completely dried；
A2 chemical polishing: by aluminum fuel tank lock upper end cover, immerses 3min in polishing fluid, takes out fuel tank subsequently, Drain water stain after cleaning, dry 25min, until fuel tank is completely dried for 50 DEG C；Polishing fluid be by phosphoric acid 80 parts, 32 parts of sulfuric acid, 12 parts of hydrofluoric acid, 32 parts of nitric acid, 15 parts of sodium carbonate mix with deionized water 800 parts and Become；
A3 anodic oxidation: fuel tank is immersed by 35 parts of sulfuric acid, boric acid 5 parts, oxalic acid 0.5 part, glycerine 0.3 Part, 950 parts of formulated solution of deionized water carry out anodic oxidation, maintain solution temperature 30 ± 1 DEG C, Current density 0.3A dm-2, voltage 15V, anodizing time is 25min；After anodic oxidation, use cold water Clean 1min；
A4 oxide-film is closed: is positioned over by fuel tank in the deionized water of 90 DEG C and carries out hydration reaction, controls PH Value is 5.5, off-period 20min；After closing, dry 25min in 50 DEG C, until fuel tank is completely dried
A5 roller coat: by organic siliconresin 12 parts, Polyamide Epoxy 42 parts, fluorocarbon resin 5 parts, receive Making coating after 10 parts of zinc oxide of rice, the mixing of 0.5 part of curing agent, add ethanol and dilute 1 times, then roller coat exists Tank surface, roller coat 2 times, toasts 20min by fuel tank in 120 DEG C after each roller coat, until coating is the most solid Change.
Embodiment 2: a kind of aluminum fuel tank surface anticorrosive treatment technology, comprises the steps:
B1 oil removing: by treat oil removing fuel tank enter by 3 parts of parts by weight sodium carbonate, sodium acid carbonate 1.5 parts, Sodium metasilicate 1.5 parts, sodium phosphate 2.5 parts, 1.5 parts of surfactant, deionized water 95 parts are formulated Alkalescent degreaser embathes 15min, treats that oil removing is complete, rinse tank surface with clear water, drain water stain, 55 DEG C Dry 25min, until fuel tank is completely dried；
B2 chemical polishing: by aluminum fuel tank lock upper end cover, immerses 4min in polishing fluid, takes out fuel tank subsequently, Drain water stain after cleaning, dry 20min, until fuel tank is completely dried for 55 DEG C；Polishing fluid be by phosphoric acid 89 parts, 45 parts of sulfuric acid, 13 parts of hydrofluoric acid, 40 parts of nitric acid, 20 parts of sodium carbonate mix with deionized water 850 parts and Become；
B3 anodic oxidation: fuel tank is immersed by 42 parts of sulfuric acid, boric acid 6 parts, oxalic acid 1 part, glycerine 0.4 part, 965 parts of formulated solution of deionized water carry out anodic oxidation, maintains solution temperature 30 ± 1 DEG C, electric current Density 0.4A dm-2, voltage 17V, anodizing time is 35min；After anodic oxidation, use cold water wash 3min；
B4 oxide-film is closed: is positioned over by fuel tank in the deionized water of 95 DEG C and carries out hydration reaction, controls PH Value is 6.0, off-period 25min；After closing, dry 25min in 55 DEG C, until fuel tank is completely dried
B5 roller coat: by organic siliconresin 14 parts, Polyamide Epoxy 50 parts, fluorocarbon resin 6.5 parts, Make coating after the mixing of nano titanium oxide 10 parts, 0.6 part of curing agent, add ethanol and dilute 1.5 times, then Fuel tank, at tank surface, roller coat 2 times, is toasted 18min in 135 DEG C after each roller coat by roller coat, until coating It is fully cured.
Embodiment 3: a kind of aluminum fuel tank surface anticorrosive treatment technology, comprises the steps:
C1 oil removing: the fuel tank treating oil removing is entered by 4 parts of parts by weight sodium carbonate, sodium acid carbonate 2 parts, silicon Acid 2 parts of sodium, sodium phosphate 3 parts, 2 parts of surfactant, 100 parts of formulated alkalescents of deionized water Degreaser embathes 20min, treats that oil removing is complete, rinse tank surface with clear water, drain water stain, 60 DEG C of bakings Dry 20min, until fuel tank is completely dried；
C2 chemical polishing: by aluminum fuel tank lock upper end cover, immerses 5min in polishing fluid, takes out fuel tank subsequently, Drain water stain after cleaning, dry 20min, until fuel tank is completely dried for 60 DEG C；Polishing fluid be by phosphatase 79 6 parts, 56 parts of sulfuric acid, 15 parts of hydrofluoric acid, 48 parts of nitric acid, 25 parts of sodium carbonate mix with deionized water 900 parts and Become；
C3 anodic oxidation: fuel tank is immersed by 50 parts of sulfuric acid, boric acid 8 parts, oxalic acid 1.5 parts, glycerine 0.5 Part, 980 parts of formulated solution of deionized water carry out anodic oxidation, maintain solution temperature 30 ± 1 DEG C, Current density 0.6A dm-2, voltage 18V, anodizing time is 50min；After anodic oxidation, use cold water Clean 3min；
C4 oxide-film is closed: is positioned over by fuel tank in the deionized water of 95 DEG C and carries out hydration reaction, controls PH Value is 6.5, off-period 36min；After closing, dry 20min in 60 DEG C, until fuel tank is completely dried
C5 roller coat: by organic siliconresin 16 parts, Polyamide Epoxy 56 parts, fluorocarbon resin 8 parts, receive Make coating after rice alundum (Al2O3) 12 parts, the mixing of 1 part of curing agent, add ethanol and dilute 2 times, then roller coat At tank surface, roller coat 2 times, after each roller coat, fuel tank is toasted 15min in 150 DEG C, until coating is complete Solidification.
Finally it is pointed out that above detailed description of the invention is only the more representational example of the present invention.Obviously, The invention is not restricted to above-mentioned detailed description of the invention, it is also possible to have many deformation.Every technology according to the present invention Any simple modification, equivalent variations and the modification that above detailed description of the invention is made by essence, is all considered as belonging to In protection scope of the present invention.

Claims (2)

1. an aluminum fuel tank surface anticorrosive treatment technology, is characterized in that this treatment technology comprises the steps:
S1 oil removing: by treat oil removing fuel tank enter by parts by weight sodium carbonate 2-4 part, sodium acid carbonate 1-2 part, Sodium metasilicate 1-2 part, sodium phosphate 2-3 part, surfactant 1-2 part, deionized water 90-100 part preparation and The alkalescent degreaser become embathes 10-20min, treats that oil removing is complete, rinse tank surface with clear water, drain Water stain, dry 20-25min, until fuel tank is completely dried for 50-60 DEG C；
S2 chemical polishing: by aluminum fuel tank lock upper end cover, immerses 3-5min in polishing fluid, takes out oil subsequently Case, drains water stain after cleaning, dry 20-25min, until fuel tank is completely dried for 50-60 DEG C；Polishing fluid be by Phosphoric acid 80-96 part, sulfuric acid 32-56 part, hydrofluoric acid 12-15 part, nitric acid 32-48 part, sodium carbonate 15-25 Part mixes with deionized water 800-900 part；
S3 anodic oxidation: fuel tank is immersed by sulfuric acid 35-50 part, boric acid 5-8 part, oxalic acid 0.5-1.5 part, Glycerine 0.3-0.5 part, carries out anodic oxidation in the solution that deionized water 950-980 part is formulated, maintain Solution temperature 30 ± 1 DEG C, current density 0.3-0.6A dm-2, voltage 15-18V, anodizing time is 25-50min；After anodic oxidation, use cold water wash 1-3min；
S4 oxide-film is closed: is positioned in the deionized water of 90-95 DEG C by fuel tank and carries out hydration reaction, controls PH value is 5.5-6.5, off-period 20-36min；After closing, dry 20-25min in 50-60 DEG C, until Fuel tank is completely dried
S5 roller coat: by organic siliconresin 12-16 part, Polyamide Epoxy 42-56 part, fluorocarbon resin 5-8 Make coating after part, nano-metal-oxide 10-12 part, the mixing of curing agent 0.5-1 part, add ethanol dilution 1-2 times, then roller coat is at tank surface, and roller coat 2 times, by fuel tank in 120-150 DEG C of baking after each roller coat 15-20min, until coating is fully cured.
Aluminum fuel tank surface anticorrosive treatment technology the most according to claim 1, is characterized in that described nanometer Metal oxide is the one in nano zine oxide, nano titanium oxide, nano-aluminium oxide.
CN201610472327.8A 2016-06-23 2016-06-23 A kind of aluminum fuel tank surface anticorrosive treatment technology Active CN105908204B (en)

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106637339A (en) * 2017-01-12 2017-05-10 玉林师范学院 Preparation process of aluminum alloy having high bonding strength anode oxide film
CN106757094A (en) * 2016-12-07 2017-05-31 江西瑞思博化工有限公司 Aluminum mobile phone battery cover whitens agent and preparation method thereof
CN107460519A (en) * 2017-07-04 2017-12-12 泰州亚泰金属有限公司 A kind of process of surface treatment of aluminum products
CN108728880A (en) * 2018-06-13 2018-11-02 江苏润城节能科技有限公司 A kind of production technology of abrasion-resistance aluminum alloy door and window
CN114232050A (en) * 2021-12-27 2022-03-25 中国电子科技集团公司第十四研究所 Manufacturing method of high-corrosion-resistance light oil storage container
CN114277420A (en) * 2021-12-22 2022-04-05 佛山泰铝新材料有限公司 Aluminum substrate with sterilization and antibiosis functions and preparation method thereof
CN114381777A (en) * 2021-12-20 2022-04-22 佛山泰铝新材料有限公司 Aluminum alloy anodic oxidation composite sealing method

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Publication number Priority date Publication date Assignee Title
CN102716849A (en) * 2012-06-01 2012-10-10 中国科学院金属研究所 Protection method applied to aluminum alloy in vanadium battery solution
CN103628114A (en) * 2013-12-13 2014-03-12 太原工业学院 Surface treatment method of magnesium aluminum alloy
CN105506706A (en) * 2016-01-04 2016-04-20 沈阳建筑大学 Aluminum alloy anodizing coloring treatment method

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102716849A (en) * 2012-06-01 2012-10-10 中国科学院金属研究所 Protection method applied to aluminum alloy in vanadium battery solution
CN103628114A (en) * 2013-12-13 2014-03-12 太原工业学院 Surface treatment method of magnesium aluminum alloy
CN105506706A (en) * 2016-01-04 2016-04-20 沈阳建筑大学 Aluminum alloy anodizing coloring treatment method

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106757094A (en) * 2016-12-07 2017-05-31 江西瑞思博化工有限公司 Aluminum mobile phone battery cover whitens agent and preparation method thereof
CN106637339A (en) * 2017-01-12 2017-05-10 玉林师范学院 Preparation process of aluminum alloy having high bonding strength anode oxide film
CN107460519A (en) * 2017-07-04 2017-12-12 泰州亚泰金属有限公司 A kind of process of surface treatment of aluminum products
CN108728880A (en) * 2018-06-13 2018-11-02 江苏润城节能科技有限公司 A kind of production technology of abrasion-resistance aluminum alloy door and window
CN114381777A (en) * 2021-12-20 2022-04-22 佛山泰铝新材料有限公司 Aluminum alloy anodic oxidation composite sealing method
CN114277420A (en) * 2021-12-22 2022-04-05 佛山泰铝新材料有限公司 Aluminum substrate with sterilization and antibiosis functions and preparation method thereof
CN114232050A (en) * 2021-12-27 2022-03-25 中国电子科技集团公司第十四研究所 Manufacturing method of high-corrosion-resistance light oil storage container
CN114232050B (en) * 2021-12-27 2024-02-27 中国电子科技集团公司第十四研究所 Manufacturing method of high corrosion-resistant light oil storage container

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