WO2019006681A1 - Agent antirouille, pièce métallique et procédé de traitement antirouille correspondant - Google Patents

Agent antirouille, pièce métallique et procédé de traitement antirouille correspondant Download PDF

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Publication number
WO2019006681A1
WO2019006681A1 PCT/CN2017/091749 CN2017091749W WO2019006681A1 WO 2019006681 A1 WO2019006681 A1 WO 2019006681A1 CN 2017091749 W CN2017091749 W CN 2017091749W WO 2019006681 A1 WO2019006681 A1 WO 2019006681A1
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WO
WIPO (PCT)
Prior art keywords
parts
rust
metal workpiece
weight
treatment method
Prior art date
Application number
PCT/CN2017/091749
Other languages
English (en)
Chinese (zh)
Inventor
方招娣
Original Assignee
深圳市长宏泰科技有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 深圳市长宏泰科技有限公司 filed Critical 深圳市长宏泰科技有限公司
Priority to PCT/CN2017/091749 priority Critical patent/WO2019006681A1/fr
Priority to CN201780092851.5A priority patent/CN110809642A/zh
Publication of WO2019006681A1 publication Critical patent/WO2019006681A1/fr

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Classifications

    • 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
    • C09D5/08—Anti-corrosive paints
    • 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
    • C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C22/05—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions
    • C23C22/60—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using alkaline aqueous solutions with pH greater than 8
    • 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
    • C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C22/05—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions
    • C23C22/60—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using alkaline aqueous solutions with pH greater than 8
    • C23C22/62—Treatment of iron or alloys based thereon

Definitions

  • the present invention relates to the technical field of metal surface treatment, and in particular to a rust preventive agent, a metal workpiece and a rustproof treatment method thereof.
  • the surface treatment technology of the workpiece is usually applied.
  • the surface treatment of aluminum, iron and their alloys is involved in a wide range of industries.
  • most workpieces require pre-treatment before surface treatment, for example, cleaning, decontamination and degreasing, and metal workpieces for certain applications also require rust protection.
  • a rust preventive agent which is excellent in rust prevention effect, convenient to use, and environmentally friendly, and a metal workpiece and a rustproof treatment method thereof.
  • a rust inhibitor comprising 1000 parts by weight of the following components by weight: 20-50 parts of sorbitol, 5- 20 parts of benzoic acid, 10-20 parts of triethanolamine, 6-15 parts of boric acid, 2-12 parts sodium carbonate, 1-5 parts morpholine, 0.1-0.
  • a metal workpiece anti-rust treatment method comprising the steps of: preparing a rust preventive agent as described above; the rust preventive solution has a pH of 9-11, and the metal workpiece is treated with a rust preventive solution, after a predetermined daytime After treatment, drying
  • the above rust preventive agent can form a dense protective film on the surface of the metal, and has excellent anti-rust and anti-corrosion effects on the metal surface, and can fundamentally solve the crystallization phenomenon occurring with the Yana solution.
  • the rust inhibitor has anti-mold and anti-corrosion properties and is safer to use. It can be widely used for anti-rust treatment of various molds, instruments and parts finishing surfaces, and can maintain the primary color of metal.
  • the rust inhibitor can replace the traditional sodium nitrite rust inhibitor, and is inexpensive and easy to use.
  • the passivation protective film formed by the rust preventive agent can be rustproof for 6 months, and can be rustproof for a long time in combination with the immersion rust preventive oil, and is colorless and odorless, has no side effects on the human body, and is environmentally friendly and energy-saving.
  • An embodiment of the present invention provides a rust inhibitor comprising, in parts by weight, 20-50 parts of sorbitol, 5-20 parts of benzoic acid, 10-20 parts of triethanolamine, and 1000 parts by weight. -15 parts of boric acid, 2-12 parts of sodium carbonate, 1-5 parts of morpholine, 0.1-0.5 parts of dimethicone and the balance of water.
  • the sorbitol has a weight fraction of 30-40.
  • the benzoic acid is 10-15 parts by weight, and the triethanolamine is 12-18 parts by weight.
  • the boric acid is 9-12 parts by weight, and the sodium carbonate is preferably 4-8 parts by weight.
  • the morpholine is preferably 2-4 parts by weight.
  • the dimethicone is preferably 0.2 to 0.4 parts by weight.
  • the rust preventive agent can form a dense protective film on the metal surface, and has excellent anti-rust and anti-corrosion effects on the metal surface, and can fundamentally solve the crystallization phenomenon occurring with the Yana solution.
  • the anti-rust agent has anti-mold and anti-corrosion properties, is safer to use, and can be widely used for anti-rust treatment of various molds, instruments, and parts finishing surfaces, and can maintain the primary color of metal.
  • the rust inhibitor can replace the traditional sodium nitrite rust inhibitor, and is inexpensive and easy to use.
  • the passivation protective film formed by the rust preventive agent can be rust-proof for 6 months, and can be rust-proof for a long time in combination with the immersion rust preventive oil, and is colorless and odorless, has no side effects on the human body, and is environmentally friendly and energy-saving.
  • An embodiment of the present invention further provides a metal workpiece anti-rust treatment method, comprising the following steps: preparing a rust preventive agent as described above; a rust preventive solution having a pH of 9-11, and a metal workpiece using a rust preventive solution The treatment is dried after a predetermined daytime treatment.
  • the anti-rust treatment of the metal workpiece can be performed by soaking or spraying, and the soaking effect is optimal.
  • the metal workpiece is immersed in the anti-rust solution at a time of preferably 2 to 5 minutes. Before the rust prevention, the workpiece should be thoroughly degreased and derusted. If the pretreatment is not appropriate, it will affect the rust prevention effect. Large machines can be sprayed with low pressure water jets, and mechanical parts with small or complex shapes can be soaked.
  • Embodiments of the present invention also provide a metal workpiece having a rustproof protective film formed on the surface of the metal workpiece in accordance with the metal workpiece rustproof treatment method as described above.
  • a dense protective film can be formed on the metal surface, which can fundamentally solve the crystallization phenomenon occurring with the Yana solution.
  • the rust inhibitor has anti-mold and anti-corrosion properties and is safer to use.
  • the electrical conductivity of the parts is not affected, and the electroplating or phosphating and painting treatment can be continued. It is not necessary to remove the oil as the oil-soluble rust preventive agent, and the use is extremely convenient.
  • the rust inhibitor does not pollute the environment, and is generally rustproof for 2-6 months. The specific rust prevention depends on the environment, humidity and temperature.
  • the ingredients are mixed in the following parts by weight (total parts by weight: 1000 parts): 20 parts of sorbitol, 5 parts of benzoic acid, 10 parts of triethanolamine, 6 parts of boric acid, 2 parts of sodium carbonate, 1 part of morpholine, 0.1 part of dimethyl silicone oil and the balance of water, stirred, uniformly mixed, and formulated into a rust inhibitor.
  • Treatment method preparing the rust preventive agent as described above; the pH value of the rust preventive solution is controlled at 9-11, the metal workpiece is treated with the rust preventive solution, after 5 minutes of treatment, drying, usually naturally drying and drying All right.
  • the ingredients are mixed in the following parts by weight (total parts by weight is 1000 parts): 30 parts of sorbitol, 10 parts of benzoic acid, 13 parts of triethanolamine, 8 parts of boric acid, 5 parts of sodium carbonate, 2 parts of morpholine, 0.2 parts of dimethyl silicone oil and the balance of water, stirred, uniformly mixed, and formulated into a rust inhibitor.
  • Treatment method preparing the rust preventive agent as described above; the pH value of the rust preventive solution is controlled at 9-11, the metal workpiece is treated with the rust preventive solution, after 5 minutes of treatment, drying, usually naturally drying and drying All right.
  • the ingredients were mixed in the following parts by weight (total parts by weight: 1000 parts): 36 parts of sorbitol, 15 parts of benzoic acid, 16 parts of triethanolamine, 10 parts of boric acid, 7 parts of sodium carbonate, 3 parts of morpholine, 0.3 parts of dimethyl silicone oil and the balance of water, stirred, mixed evenly, formulated into a rust inhibitor.
  • Treatment method preparing the rust preventive agent as described above; the pH value of the rust preventive solution is controlled at 9-11, the metal workpiece is treated with the rust preventive solution, after 4 minutes of treatment, drying, usually naturally drying and drying All right.
  • the ingredients were mixed in the following parts by weight (total parts by weight: 1000 parts): 43 parts of sorbitol, 18 parts of benzoic acid, 18 parts of triethanolamine, 12 parts of boric acid, 10 parts of sodium carbonate, 4 parts of morpholine, 0.4 parts of dimethyl silicone oil and the balance of water, stirred, uniformly mixed, and formulated into a rust inhibitor.
  • Treatment method preparing the rust preventive agent as described above; the pH value of the rust preventive solution is controlled at 9-11, and the metal workpiece is treated with the rust preventive solution, after being treated for 3 minutes, dried, usually naturally dried and dried. All right.
  • the ingredients are mixed in the following parts by weight (total parts by weight: 1000 parts): 50 parts of sorbitol, 20 parts of benzoic acid, 20 parts of triethanolamine, 15 parts of boric acid, 12 parts of sodium carbonate, 5 parts of morpholine, 0.5 parts of dimethyl silicone oil and the balance of water, stirred, mixed evenly, formulated into a rust inhibitor.
  • Treatment method preparing the rust preventive agent as described above; the pH value of the rust preventive solution is controlled at 9-11, and the metal workpiece is treated with the rust preventive solution, after 2 minutes of treatment, drying, usually naturally drying and drying All right.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)

Abstract

L'invention concerne un agent antirouille, une pièce métallique et un procédé de traitement antirouille correspondant. Sur la base de 1 000 parties en poids, l'agent antirouille comprend les constituants suivants, en parties en poids : de 20 à 50 parties de sorbitol, de 5 à 20 parties d'acide benzoïque, de 10 à 20 parties de triéthanolamine, de 6 à 15 parties d'acide borique, de 2 à 12 parties de carbonate de sodium, de 1 à 5 parties de morpholine, 0,1 à 0,5 partie de diméthicone, le complément étant de l'eau. L'agent antirouille peut former un film protecteur polaire dense sur des surfaces métalliques, peut fondamentalement résoudre le phénomène de cristallisation qui a lieu dans une solution de nitrite de sodium. L'agent antirouille a également des propriétés antimildiou et anticorrosion, peut être utilisé plus sûrement, peut être largement utilisé pour le traitement antirouille de surfaces dans le traitement fin d'une variété de moules, d'instruments et de pièces, peut également être utilisé pour effectuer un traitement antirouille entre des processus avant un revêtement, et peut préserver la couleur d'origine du métal.
PCT/CN2017/091749 2017-07-04 2017-07-04 Agent antirouille, pièce métallique et procédé de traitement antirouille correspondant WO2019006681A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PCT/CN2017/091749 WO2019006681A1 (fr) 2017-07-04 2017-07-04 Agent antirouille, pièce métallique et procédé de traitement antirouille correspondant
CN201780092851.5A CN110809642A (zh) 2017-07-04 2017-07-04 一种防锈剂、金属工件及其防锈处理方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2017/091749 WO2019006681A1 (fr) 2017-07-04 2017-07-04 Agent antirouille, pièce métallique et procédé de traitement antirouille correspondant

Publications (1)

Publication Number Publication Date
WO2019006681A1 true WO2019006681A1 (fr) 2019-01-10

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CN (1) CN110809642A (fr)
WO (1) WO2019006681A1 (fr)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4273592A (en) * 1979-12-26 1981-06-16 Amchem Products, Inc. Coating solution for metal surfaces
CN1530463A (zh) * 2003-03-13 2004-09-22 中国第一汽车集团公司 非亚硝酸盐型水基防锈剂
CN101565582A (zh) * 2009-05-22 2009-10-28 奇瑞汽车股份有限公司 金属防锈剂及其制备方法
CN103265834A (zh) * 2013-05-24 2013-08-28 河北欧狮顿石油化工有限公司 一种水基防锈剂及其制备工艺
CN103882434A (zh) * 2014-02-25 2014-06-25 安徽拓普森电池有限责任公司 一种无公害工序间防锈液及其制备方法
CN104862714A (zh) * 2015-04-29 2015-08-26 安徽长城输送机械制造有限公司 一种水性防锈剂组合物

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4273592A (en) * 1979-12-26 1981-06-16 Amchem Products, Inc. Coating solution for metal surfaces
CN1530463A (zh) * 2003-03-13 2004-09-22 中国第一汽车集团公司 非亚硝酸盐型水基防锈剂
CN101565582A (zh) * 2009-05-22 2009-10-28 奇瑞汽车股份有限公司 金属防锈剂及其制备方法
CN103265834A (zh) * 2013-05-24 2013-08-28 河北欧狮顿石油化工有限公司 一种水基防锈剂及其制备工艺
CN103882434A (zh) * 2014-02-25 2014-06-25 安徽拓普森电池有限责任公司 一种无公害工序间防锈液及其制备方法
CN104862714A (zh) * 2015-04-29 2015-08-26 安徽长城输送机械制造有限公司 一种水性防锈剂组合物

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