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WO2019006603A1 - Agent de polissage, pièce en alliage d'aluminium et son procédé de polissage - Google Patents

Agent de polissage, pièce en alliage d'aluminium et son procédé de polissage Download PDF

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Publication number
WO2019006603A1
WO2019006603A1 PCT/CN2017/091537 CN2017091537W WO2019006603A1 WO 2019006603 A1 WO2019006603 A1 WO 2019006603A1 CN 2017091537 W CN2017091537 W CN 2017091537W WO 2019006603 A1 WO2019006603 A1 WO 2019006603A1
Authority
WO
WIPO (PCT)
Prior art keywords
parts
aluminum alloy
polishing
polishing agent
weight
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/CN2017/091537
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English (en)
Chinese (zh)
Inventor
刘国平
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shenzhen Hongchangfa Technology Co Ltd
Original Assignee
Shenzhen Hongchangfa Technology Co Ltd
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 Shenzhen Hongchangfa Technology Co Ltd filed Critical Shenzhen Hongchangfa Technology Co Ltd
Priority to PCT/CN2017/091537 priority Critical patent/WO2019006603A1/fr
Publication of WO2019006603A1 publication Critical patent/WO2019006603A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25F—PROCESSES FOR THE ELECTROLYTIC REMOVAL OF MATERIALS FROM OBJECTS; APPARATUS THEREFOR
    • C25F3/00—Electrolytic etching or polishing
    • C25F3/16—Polishing
    • C25F3/18—Polishing of light metals
    • C25F3/20—Polishing of light metals of aluminium

Definitions

  • polishing agent polishing agent, aluminum alloy piece and polishing treatment method thereof
  • the present invention relates to the field of iron surface treatment technology, and in particular, to a polishing agent, an aluminum alloy member, and a polishing treatment method thereof.
  • the surface treatment technology of the workpiece is usually applied.
  • surface treatments for aluminum alloys, zinc alloys, steel and their alloys are well-established in a wide range of industries.
  • most workpieces require pre-treatment before surface treatment, for example, cleaning, decontamination and degreasing, and metal parts for certain applications need to be polished.
  • a safe and environmentally friendly polishing agent which is used at room temperature, has no odor, and has low energy consumption, and an aluminum alloy member polishing method and an aluminum alloy member obtained by polishing.
  • a polishing agent comprising, by weight, 100 parts by weight of the following components: 2-20 parts of nitric acid, 1-5 parts of hydrofluoric acid, 2-20 parts of phosphoric acid, 0.1-0.5 parts of EDTA, 0.1- 0.6 parts sodium tripolyphosphate, 3- 10 parts glycerol and the balance water.
  • An aluminum alloy member polishing treatment method comprising the steps of: preparing a polishing agent as described above; immersing the aluminum alloy member in a polishing agent solution, and washing the aluminum alloy member after a predetermined inter-turn treatment.
  • the surface of the aluminum alloy part is clean and bright, and the whole polishing treatment method is simple, safe and environmentally friendly, odorless, no NO 2 escapes, convenient operation, and low use cost.
  • Embodiments of the present invention provide a polishing agent for surface pretreatment of an aluminum alloy member, comprising 100 parts by weight, including the following parts by weight: 2-20 parts of nitric acid, 1-5 parts of hydrofluoric acid, 2-20 parts of phosphoric acid, 0.1-0.5 parts of E DTA, 0.1-0.6 parts of sodium tripolyphosphate, 3-10 parts of glycerol and the balance water.
  • the parts by weight of the hydrofluoric acid are preferably 2-4 parts.
  • the parts by weight of the phosphoric acid are preferably 5-15 parts
  • the parts by weight of the nitric acid are preferably 5-15 parts
  • the parts by weight of the EDTA are preferably 0.2-0.4 parts.
  • the parts by weight of the sodium tripolyphosphate are preferably 0.2 to 0.4 parts by weight
  • the parts by weight of the glycerin are preferably 5 to 8.
  • An embodiment of the present invention further provides a method for polishing an aluminum alloy member, comprising the steps of: preparing a polishing agent as described above; immersing the aluminum alloy member in a polishing agent solution, after a predetermined daytime treatment, washing the aluminum Alloy parts, dry.
  • the predetermined time is 1-15 minutes. Further, after polishing, it is passivated, then washed with water and dried. After polishing, the temperature is controlled at 20 ° C - 25 ° C, that is, polishing at room temperature. Further, pretreatment such as degreasing and degreasing is performed before polishing.
  • Embodiments of the present invention also provide an aluminum alloy member which is subjected to a polishing treatment by the aluminum alloy member polishing treatment method as described above, so that the aluminum alloy member forms a clean and bright surface. After the above polishing agent treatment, the surface of the aluminum alloy part is clean and bright, and the whole polishing treatment method is simple, safe and environmentally friendly, odorless, no NO 2 escapes, convenient operation and low use cost.
  • Embodiment 1 [0017] The components are mixed in the following parts by weight (total 100 parts by weight) including: 2 parts of nitric acid, 1 part of hydrofluoric acid, 2 parts of phosphoric acid, 0.1 part of EDTA, 0.1 part of sodium tripolyphosphate, 3 parts of C Triol and balance water.
  • Treatment method preparing a polishing agent; the aluminum alloy parts should be degreased and descaled, then washed, and then the treated aluminum alloy parts are immersed in the polishing agent solution, after being shaken for 10 minutes by the vibration machine, the aluminum is washed. Alloy parts, repassivated, washed, dried.
  • the components are mixed in the following parts by weight (total amount of 100 parts by weight) including: 6 parts of nitric acid, 2 parts of hydrofluoric acid, 6 parts of phosphoric acid, 0.2 parts of EDTA, 0.3 parts of sodium tripolyphosphate, 5 parts of C Triol and balance water.
  • Treatment method preparing a polishing agent; the aluminum alloy parts should be degreased and descaled, then washed, and then the treated aluminum alloy parts are immersed in the polishing agent solution, after being shaken for 8 minutes by the vibration machine, the aluminum is washed. Alloy parts, repassivated, washed, dried.
  • the components are mixed in the following parts by weight (total 100 parts by weight) including: 14 parts of nitric acid, 3.5 parts of hydrofluoric acid, 14 parts of phosphoric acid, 0.3 parts of EDTA, 0.4 parts of sodium tripolyphosphate, 8 parts of C Triol and balance water.
  • Treatment method preparing a polishing agent; the aluminum alloy parts should be degreased and descaled, then washed, and then the treated aluminum alloy parts are immersed in the polishing agent solution, after shaking for 5 minutes by the vibration machine, the aluminum is washed. Alloy parts, repassivated, washed, dried.
  • the components are mixed in the following parts by weight (total 100 parts by weight) including: 20 parts of nitric acid, 5 parts of hydrofluoric acid, 20 parts of phosphoric acid, 0.5 parts of EDTA, 0.6 parts of sodium tripolyphosphate, 10 parts of C Triol and balance water.
  • Treatment method preparing a polishing agent; aluminum alloy parts should first remove oil and descaling, then wash, then immerse the treated aluminum alloy parts in the polishing agent solution, after shaking for 3 minutes by the vibration machine, wash the aluminum Alloy parts, then blunt Washed, washed, dried.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • ing And Chemical Polishing (AREA)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)

Abstract

L'invention concerne un agent de polissage, une pièce en alliage d'aluminium et un procédé de polissage associé. L'agent de polissage est utilisé pour le prétraitement de surface d'une pièce en alliage d'aluminium et comprend les composants suivants en parties en poids pour 100 parties en poids de l'agent de polissage : 2 à 20 parties d'acide nitrique, 1 à 5 parties d'acide fluorhydrique, 2 à 20 parties d'acide phosphorique, 0,1 à 0,5 partie d'EDTA, 0,1 à 0,6 partie de tripolyphosphate de sodium, 3 à 10 parties de glycérol, le reste étant de l'eau. Traitée avec l'agent de polissage ci-dessus, la surface d'une pièce en alliage d'aluminium est propre et brillante, et le procédé de polissage est simple, est respectueux de l'environnement, ne produit pas d'émissions de NO2, est pratique à utiliser et est peu coûteux.
PCT/CN2017/091537 2017-07-03 2017-07-03 Agent de polissage, pièce en alliage d'aluminium et son procédé de polissage Ceased WO2019006603A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/CN2017/091537 WO2019006603A1 (fr) 2017-07-03 2017-07-03 Agent de polissage, pièce en alliage d'aluminium et son procédé de polissage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2017/091537 WO2019006603A1 (fr) 2017-07-03 2017-07-03 Agent de polissage, pièce en alliage d'aluminium et son procédé de polissage

Publications (1)

Publication Number Publication Date
WO2019006603A1 true WO2019006603A1 (fr) 2019-01-10

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2017/091537 Ceased WO2019006603A1 (fr) 2017-07-03 2017-07-03 Agent de polissage, pièce en alliage d'aluminium et son procédé de polissage

Country Status (1)

Country Link
WO (1) WO2019006603A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6579439B1 (en) * 2001-01-12 2003-06-17 Southern Industrial Chemicals, Inc. Electrolytic aluminum polishing processes
CN102154649A (zh) * 2011-03-31 2011-08-17 贵州大学 医用NiTi形状记忆合金抛光液
CN102312276A (zh) * 2011-08-22 2012-01-11 吴江市精工铝字制造厂 铝硅合金的电解抛光液
CN102312275A (zh) * 2011-08-22 2012-01-11 吴江市精工铝字制造厂 铝及铝镁合金的电解抛光液
CN102513916A (zh) * 2011-12-15 2012-06-27 西安北方捷瑞光电科技有限公司 一种超精密光学元件的微孔抛光方法

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6579439B1 (en) * 2001-01-12 2003-06-17 Southern Industrial Chemicals, Inc. Electrolytic aluminum polishing processes
CN102154649A (zh) * 2011-03-31 2011-08-17 贵州大学 医用NiTi形状记忆合金抛光液
CN102312276A (zh) * 2011-08-22 2012-01-11 吴江市精工铝字制造厂 铝硅合金的电解抛光液
CN102312275A (zh) * 2011-08-22 2012-01-11 吴江市精工铝字制造厂 铝及铝镁合金的电解抛光液
CN102513916A (zh) * 2011-12-15 2012-06-27 西安北方捷瑞光电科技有限公司 一种超精密光学元件的微孔抛光方法

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