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WO2019006685A1 - 一种抛光剂、不锈钢件及其抛光处理方法 - Google Patents

一种抛光剂、不锈钢件及其抛光处理方法 Download PDF

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Publication number
WO2019006685A1
WO2019006685A1 PCT/CN2017/091753 CN2017091753W WO2019006685A1 WO 2019006685 A1 WO2019006685 A1 WO 2019006685A1 CN 2017091753 W CN2017091753 W CN 2017091753W WO 2019006685 A1 WO2019006685 A1 WO 2019006685A1
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Prior art keywords
parts
polishing
stainless steel
weight
polishing agent
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English (en)
French (fr)
Inventor
方招娣
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Shenzhen Changhongtai Technology Co Ltd
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Shenzhen Changhongtai Technology Co Ltd
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Priority to CN201780092825.2A priority Critical patent/CN110809613A/zh
Priority to PCT/CN2017/091753 priority patent/WO2019006685A1/zh
Publication of WO2019006685A1 publication Critical patent/WO2019006685A1/zh
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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
    • C09G—POLISHING COMPOSITIONS; SKI WAXES
    • C09G1/00—Polishing compositions
    • C09G1/02—Polishing compositions containing abrasives or grinding agents
    • 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
    • C23F3/04—Heavy metals
    • C23F3/06—Heavy metals with acidic solutions
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09G—POLISHING COMPOSITIONS; SKI WAXES
    • C09G1/00—Polishing compositions
    • C09G1/04—Aqueous dispersions
    • 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
    • C23F3/04—Heavy metals

Definitions

  • the present invention relates to the field of iron surface treatment technology, and in particular to a polishing agent, a stainless steel member, and a polishing treatment method thereof.
  • the surface treatment technology of the workpiece is usually applied.
  • surface treatment processes for stainless steel, zinc alloys, aluminum, and the like are well known in a variety 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 a stainless steel member polishing method and a stainless steel member obtained by polishing.
  • a polishing agent comprising, by weight of 500 parts by weight, of the following components by weight: 2-10 parts of sulfonamide, 2-10 parts of benzimidazole, 2-10 parts of glycerol, 2-10 parts of nitric acid, 5-20 parts of cerium oxide, 1-5 parts of sodium lauryl sulfate, 1-6 parts of malic acid and the balance of water.
  • a stainless steel member polishing treatment method comprising the steps of: formulating a polishing agent as described above; controlling the chemical mechanical polishing liquid to have a pH of 2-7, more preferably 2-5, using hydroxide Sodium or nitric acid adjusts the pH.
  • the stainless steel piece is immersed in the polishing agent solution, and after a predetermined daytime treatment, the stainless steel piece is washed.
  • the surface of the stainless steel piece is clean and bright, and the whole polishing treatment method is simple, safe, environmentally friendly, odorless, no harmful gas escapes, convenient to operate, and low in use cost.
  • Embodiments of the present invention provide a polishing agent for surface pretreatment of stainless steel parts, comprising 500 parts by weight, including the following parts by weight: 2-10 parts of sulfonamide, 2-10 parts of benzimidazole, 2 - 10 parts of glycerol, 2-10 parts of nitric acid, 5-20 parts of cerium oxide, 1-5 parts of sodium lauryl sulfate, 1-6 parts of malic acid and the balance of water.
  • the sulfonamide is preferably 4-8 parts by weight.
  • the benzimidazole is preferably 4 to 8 parts by weight
  • the glycerin is preferably 4 to 8 parts by weight
  • the nitric acid is preferably 4 to 8 parts by weight.
  • the cerium oxide is preferably 10-15 parts by weight
  • the sodium lauryl sulfate is preferably 2-4 parts by weight.
  • the malic acid is in an amount of 3-5 parts by weight.
  • Nitric acid is used to remove scale and polish
  • malic acid benzimidazole and glycerol control reaction rate and increase workpiece corrosion resistance
  • sulfonamide is used for auxiliary polishing
  • sodium lauryl sulfate is used to remove oil and increase wettability
  • cerium oxide is used to grind the workpiece to reduce the roughness of the workpiece.
  • An embodiment of the present invention further provides a method for polishing a stainless steel member, comprising the steps of: formulating a polishing agent as described above; controlling the pH of the chemical mechanical polishing liquid to be 2-7, more preferably 2 -5.
  • the stainless steel piece is immersed in the polishing agent solution, and after a predetermined daytime treatment, the stainless steel piece is washed and dried.
  • 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, before polishing, pretreatment such as degreasing, degreasing and descaling is performed.
  • Embodiments of the present invention also provide a stainless steel member that is subjected to a polishing treatment by a stainless steel member polishing treatment method as described above to form a stainless steel member to form a clean and bright surface.
  • a polishing treatment method as described above to form a stainless steel member to form a clean and bright surface.
  • the surface of the stainless steel piece is clean and bright, and the whole polishing treatment method is simple, safe, environmentally friendly and odorless. No harmful gas escapes, easy to operate, and low in cost of use.
  • the components are mixed in the following parts by weight (total amount of 500 parts by weight) including: 2 parts of sulfonamide, 2 parts of benzimidazole, 2 parts of glycerol, 2 parts of nitric acid, 5 parts of cerium oxide, 1 part Sodium lauryl sulfate, 1 part malic acid and the balance water.
  • Treatment method preparing a polishing agent; controlling the polishing agent PH value of 3. (Stainless steel parts should be degreased and deoxidized, then washed) Then the treated stainless steel parts are immersed in the polishing agent solution. After shaking for 15 minutes, the stainless steel parts are washed, then passivated, washed, and dried.
  • the components are mixed in the following parts by weight (total amount of 500 parts by weight) including: 5 parts of sulfonamide, 5 parts of benzimidazole, 5 parts of glycerol, 5 parts of nitric acid, 10 parts of cerium oxide, 2 parts Sodium lauryl sulfate, 2.5 parts of malic acid and the balance of water.
  • Treatment method preparing a polishing agent; controlling the polishing agent PH value is 2. (Stainless steel parts should be degreased and deoxidized, then washed) Then the treated stainless steel parts are immersed in the polishing agent solution. After shaking for 15 minutes, the stainless steel parts are washed, then passivated, washed, and dried.
  • the components are mixed in the following parts by weight (total amount of 500 parts by weight) including: 7.5 parts of sulfonamide, 7.5 parts of benzimidazole, 7.5 parts of glycerin, 7.5 parts of nitric acid, 15 parts of cerium oxide, 4 parts Sodium lauryl sulfate, 4 parts of malic acid and the balance of water.
  • Treatment method preparing a polishing agent; controlling the polishing agent PH value is 2. (Stainless steel parts should be degreased and deoxidized, then washed) Then the treated stainless steel parts are immersed in the polishing agent solution. After shaking for 10 minutes, the stainless steel parts are washed, then passivated, washed, and dried.
  • the components are mixed in the following parts by weight (total amount of 500 parts by weight) including: 10 parts of sulfonamide, 10 parts of benzimidazole, 10 parts of glycerol, 10 parts of nitric acid, 20 parts of cerium oxide, 5 parts Sodium lauryl sulfate, 6 parts of malic acid and the balance of water.
  • Treatment method preparing a polishing agent; controlling the polishing agent PH value is 2. (Stainless steel parts should be degreased and deoxidized, then washed) Then the treated stainless steel parts are immersed in the polishing agent solution. After shaking for 5 minutes, the stainless steel parts are washed, then passivated, washed, and dried.

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • ing And Chemical Polishing (AREA)
  • Chemical Treatment Of Metals (AREA)

Abstract

一种抛光剂、不锈钢件及其抛光处理方法。抛光剂用于不锈钢件表面预处理，以500重量份计，包括如下重量份数的成分：2-10份磺胺，2-10份苯并咪唑，2-10份丙三醇，2-10份硝酸，5-20份二氧化铈，1-5份十二烷基硫酸钠，1-6份的苹果酸和余量水。经过上述抛光剂处理后，不锈钢件表面清洁光亮，而且整个抛光处理方法工艺简单、环保，无气味无有害气体逸出，操作方便，使用成本低。

Description

一种抛光剂、 不锈钢件及其抛光处理方法 技术领域
[0001] 本发明涉及铁表面处理技术领域， 具体涉及一种抛光剂、 不锈钢件及其抛光处 理方法。
背景技术
[0002] 为提高产品表面性能或者外观， 通常对工件表面处理技术。 例如， 不锈钢、 锌 合金、 铝等及其合金的表面处理工艺深入各行各业中。 而且， 大多数工件在进 行表面处理前还需要经过预处理， 例如， 进行清洗， 除污除油， 某些用途的金 属工件还需要进行抛光化处理。
[0003] 一般在机械加工及电子电气行业， 常见的有不锈钢及不锈钢合金清洁光亮处理 ， 即抛光处理。 传统的抛光剂一般采用机械抛光或三酸抛光， 其中机械抛光对 于工件几何形状复杂的抛光效果很差， 三酸抛光中的三酸即浓硝酸， 浓硝酸， 浓硝酸在高温条件下剧烈反应， 气体挥发很大， 不安全也不环保， 能耗大危险 也大。
技术问题
[0004] 有鉴于此， 提供一种安全环保的抛光剂， 常温下使用， 无气味， 能耗小， 以及 不锈钢件抛光处理方法和经过抛光处理后制得的不锈钢件。
问题的解决方案
技术解决方案
[0005] 一种抛光剂， 以 500重量份计， 包括如下重量份数的成分： 2-10份磺胺， 2-10份 苯并咪唑， 2-10份丙三醇， 2-10份硝酸， 5-20份二氧化铈， 1-5份十二烷基硫酸钠 ， 1-6份的苹果酸和余量水。
[0006] 一种不锈钢件抛光处理方法， 其包括下列步骤： 配制如上所述的抛光剂； 控制 所述化学机械抛光液的 PH值为 2-7， 更佳的为 2-5， 可用氢氧化钠或者硝酸调节 P H值。 将不锈钢件浸入抛光剂溶液中， 经过预定吋间处理后， 水洗不锈钢件。
[0007] 以及， 一种不锈钢件， 其表面通过如上所述的不锈钢件抛光处理方法进行抛光 发明的有益效果
有益效果
[0008] 经过上述抛光剂处理后， 不锈钢件表面清洁光亮， 而且整个抛光处理方法工艺 简单、 安全环保， 无气味， 无有害气体逸出， 操作方便， 使用成本低。
本发明的实施方式
[0009] 以下将结合具体实施例对本发明进行详细说明。
[0010] 本发明实施例提供一种抛光剂， 用于不锈钢件表面预处理， 以 500重量份计， 包括如下重量份数的成分： 2-10份磺胺， 2-10份苯并咪唑， 2-10份丙三醇， 2-10 份硝酸， 5-20份二氧化铈， 1-5份十二烷基硫酸钠， 1-6份的苹果酸和余量水。
[0011] 具体地， 所述磺胺的重量份数优选为 4-8份。 所述苯并咪唑的重量份数优选为 4- 8份， 所述丙三醇的重量份数优选为 4-8份， 所述硝酸的重量份数优选为 4-8份。 所述二氧化铈的重量份数优选为 10-15份， 所述十二烷基硫酸钠的重量份数优选 为 2-4份。 所述苹果酸的重量份数为 3-5份。
[0012] 在上述抛光剂中， 通过控制各成分配比平衡， 以达到较佳抛光效果。 硝酸用于 去除氧化皮和抛光， 苹果酸、 苯并咪唑和丙三醇控制反应速度和增加工件耐蚀 性， 磺胺用于辅助抛光， 十二烷基硫酸钠用于去除油污和增加润湿性， 二氧化 铈用于研磨工件， 减低工件的粗糙度。
[0013] 本发明实施例还提供一种不锈钢件抛光处理方法， 其包括下列步骤： 配制如上 所述的抛光剂； 控制所述化学机械抛光液的 PH值为 2-7， 更佳的为 2-5。 将不锈钢 件浸入抛光剂溶液中， 经过预定吋间处理后， 水洗不锈钢件， 干燥。
[0014] 具体地， 所述预定吋间为 1-15分钟。 进一步地， 在经过抛光后， 再钝化， 然后 水洗， 干燥。 抛光处理吋， 温度控制在 20°C-25°C， 即常温下进行抛光处理。 更 进一步地， 在抛光前， 先进行除油、 脱脂除氧化皮等预处理。
[0015] 本发明实施例还提供一种不锈钢件， 其通过如上所述的不锈钢件抛光处理方法 进行抛光处理， 使不锈钢件形成清洁光亮的表面。 经过上述抛光剂处理后， 不 锈钢件表面清洁光亮， 而且整个抛光处理方法工艺简单、 安全环保， 无气味， 无有害气体逸出， 操作方便， 使用成本低。
[0016] 具体的通过以下实施例来说明。
[0017] 实施例 1
[0018] 按照下列重量份数混合各成分 （总量为 500重量份计） 包括： 2份磺胺， 2份苯 并咪唑， 2份丙三醇， 2份硝酸， 5份二氧化铈， 1份十二烷基硫酸钠， 1份的苹果 酸和余量水。
[0019] 处理方法： 配制好抛光剂； 控制抛光剂 PH值为 3。 （不锈钢件应先除油和除氧 化皮， 然后水洗） 再将处理好的不锈钢件浸入抛光剂溶液中， 经震机震动 15分 钟后， 水洗不锈钢件， 再钝化， 水洗， 干燥。
[0020] 经过上述抛光剂溶液处理吋无气体和烟雾逸出。 抛光后， 观察工件表面， 整个 表面清洁光亮， 颜色一致， 无斑点颗粒等异物， 亮度比抛光之前提高 35%以上。
[0021] 实施例 2
[0022] 按照下列重量份数混合各成分 （总量为 500重量份计） 包括： 5份磺胺， 5份苯 并咪唑， 5份丙三醇， 5份硝酸， 10份二氧化铈， 2份十二烷基硫酸钠， 2.5份的苹 果酸和余量水。
[0023] 处理方法： 配制好抛光剂； 控制抛光剂 PH值为 2。 （不锈钢件应先除油和除氧 化皮， 然后水洗） 再将处理好的不锈钢件浸入抛光剂溶液中， 经震机震动 15分 钟后， 水洗不锈钢件， 再钝化， 水洗， 干燥。
[0024] 经过上述抛光剂溶液处理吋无气体和烟雾逸出。 抛光后， 观察工件表面， 整个 表面清洁光亮， 颜色一致， 无斑点颗粒等异物， 亮度比抛光之前提高 45%以上。
[0025] 实施例 3
[0026] 按照下列重量份数混合各成分 （总量为 500重量份计） 包括： 7.5份磺胺， 7.5份 苯并咪唑， 7.5份丙三醇， 7.5份硝酸， 15份二氧化铈， 4份十二烷基硫酸钠， 4份 的苹果酸和余量水。
[0027] 处理方法： 配制好抛光剂； 控制抛光剂 PH值为 2。 （不锈钢件应先除油和除氧 化皮， 然后水洗） 再将处理好的不锈钢件浸入抛光剂溶液中， 经震机震动 10分 钟后， 水洗不锈钢件， 再钝化， 水洗， 干燥。
[0028] 经过上述抛光剂溶液处理吋无气体和烟雾逸出。 抛光后， 观察工件表面， 整个 表面清洁光亮， 颜色一致， 无斑点颗粒等异物， 亮度比抛光之前提高 60%以上。
[0029] 实施例 4
[0030] 按照下列重量份数混合各成分 （总量为 500重量份计） 包括： 10份磺胺， 10份 苯并咪唑， 10份丙三醇， 10份硝酸， 20份二氧化铈， 5份十二烷基硫酸钠， 6份 的苹果酸和余量水。
[0031] 处理方法： 配制好抛光剂； 控制抛光剂 PH值为 2。 （不锈钢件应先除油和除氧 化皮， 然后水洗） 再将处理好的不锈钢件浸入抛光剂溶液中， 经震机震动 5分钟 后， 水洗不锈钢件， 再钝化， 水洗， 干燥。
[0032] 经过上述抛光剂溶液处理吋无气体和烟雾逸出。 抛光后， 观察工件表面， 整个 表面清洁光亮， 颜色一致， 无斑点颗粒等异物， 亮度比抛光之前提高 65%以上。
[0033] 需要说明的是， 本发明并不局限于上述实施方式， 根据本发明的创造精神， 本 领域技术人员还可以做出其他变化， 这些依据本发明的创造精神所做的变化， 都应包含在本发明所要求保护的范围之内。

Claims

权利要求书
[权利要求 1] 一种抛光剂， 其特征在于， 以 500重量份计， 包括如下重量份数的成 分： 2- 10份磺胺， 2- 10份苯并咪唑， 2- 10份丙三醇， 2- 10份硝酸， 5-2 0份二氧化铈， 1-5份十二烷基硫酸钠， 1-6份的苹果酸和余量水。
[权利要求 2] 如权利要求 1所述的抛光剂， 其特征在于， 所述磺胺重量份数为 4-8份
[权利要求 3] 如权利要求 1所述的抛光剂， 其特征在于， 所述苯并咪唑的重量份数 为 4-8份。
[权利要求 4] 如权利要求 1所述的抛光剂， 其特征在于， 所述丙三醇的重量份数为 4
-8份。
[权利要求 5] 如权利要求 1所述的抛光剂， 其特征在于， 所述硝酸的重量份数为 4-8 份。
[权利要求 6] 如权利要求 1所述的抛光剂， 其特征在于， 所述二氧化铈粒径 20-150n m， 更优选为 30-120nm， 重量份数为 10-15份。
[权利要求 7] 如权利要求 1所述的抛光剂， 其特征在于， 所述十二烷基硫酸钠的重 量份数为 2-4份。 所述苹果酸的重量份数为 3-5份。
[权利要求 8] 一种不锈钢件抛光处理方法， 其包括下列步骤： 配制如权利要求 1-7 任一项所述的抛光剂； 控制所述化学机械抛光液的 PH值为 2-7， 更佳 的为 2-5， 可用氢氧化钠或者硝酸调节 PH值。 将不锈钢件浸入抛光剂 溶液中， 经过预定吋间处理后， 水洗不锈钢件， 进入下一道工序。
[权利要求 9] 如权利要求 1所述的不锈钢件抛光处理方法， 其特征在于， 在经过抛 光后， 再钝化， 然后水洗干燥， 所述预定吋间为 1-15分钟。
[权利要求 10] 一种不锈钢件， 其特征在于， 所述不锈钢件表面通过如权利要求 8所 述的不锈钢件抛光处理方法进行抛光。
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