WO2017214993A1 - 除油剂、金属件及其除油处理方法 - Google Patents
除油剂、金属件及其除油处理方法 Download PDFInfo
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- WO2017214993A1 WO2017214993A1 PCT/CN2016/086283 CN2016086283W WO2017214993A1 WO 2017214993 A1 WO2017214993 A1 WO 2017214993A1 CN 2016086283 W CN2016086283 W CN 2016086283W WO 2017214993 A1 WO2017214993 A1 WO 2017214993A1
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- Prior art keywords
- parts
- degreaser
- degreasing
- solution
- degreasing agent
- Prior art date
Links
- 239000013527 degreasing agent Substances 0.000 title claims abstract description 84
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 46
- 239000002184 metal Substances 0.000 title claims abstract description 46
- 238000000034 method Methods 0.000 title claims abstract description 25
- 238000005238 degreasing Methods 0.000 title claims abstract description 21
- 238000005237 degreasing agent Methods 0.000 title claims abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 35
- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 claims abstract description 12
- GSEJCLTVZPLZKY-UHFFFAOYSA-N Triethanolamine Chemical compound OCCN(CCO)CCO GSEJCLTVZPLZKY-UHFFFAOYSA-N 0.000 claims abstract description 12
- 229940051841 polyoxyethylene ether Drugs 0.000 claims abstract description 4
- 229920000056 polyoxyethylene ether Polymers 0.000 claims abstract description 4
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 4
- 239000003513 alkali Substances 0.000 claims description 3
- 239000004115 Sodium Silicate Substances 0.000 claims description 2
- 229910000029 sodium carbonate Inorganic materials 0.000 claims description 2
- 235000017550 sodium carbonate Nutrition 0.000 claims description 2
- 235000019795 sodium metasilicate Nutrition 0.000 claims description 2
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 claims description 2
- 229910052911 sodium silicate Inorganic materials 0.000 claims description 2
- 235000019832 sodium triphosphate Nutrition 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 7
- 239000004615 ingredient Substances 0.000 abstract description 4
- POAOYUHQDCAZBD-UHFFFAOYSA-N 2-butoxyethanol Chemical compound CCCCOCCO POAOYUHQDCAZBD-UHFFFAOYSA-N 0.000 abstract description 2
- 230000009972 noncorrosive effect Effects 0.000 abstract description 2
- 239000002253 acid Substances 0.000 abstract 1
- 239000000243 solution Substances 0.000 description 40
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 4
- 238000004381 surface treatment Methods 0.000 description 4
- 239000000956 alloy Substances 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 235000019198 oils Nutrition 0.000 description 2
- KJFMBFZCATUALV-UHFFFAOYSA-N phenolphthalein Chemical compound C1=CC(O)=CC=C1C1(C=2C=CC(O)=CC=2)C2=CC=CC=C2C(=O)O1 KJFMBFZCATUALV-UHFFFAOYSA-N 0.000 description 2
- 238000002203 pretreatment Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- YZCKVEUIGOORGS-OUBTZVSYSA-N Deuterium Chemical compound [2H] YZCKVEUIGOORGS-OUBTZVSYSA-N 0.000 description 1
- 239000010775 animal oil Substances 0.000 description 1
- 239000003945 anionic surfactant Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005202 decontamination Methods 0.000 description 1
- 230000003588 decontaminative effect Effects 0.000 description 1
- 229910052805 deuterium Inorganic materials 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000002480 mineral oil Substances 0.000 description 1
- 235000010446 mineral oil Nutrition 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000002736 nonionic surfactant Substances 0.000 description 1
- 239000008041 oiling agent Substances 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000012086 standard solution Substances 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 239000012085 test solution Substances 0.000 description 1
- 238000004506 ultrasonic cleaning Methods 0.000 description 1
- 235000015112 vegetable and seed oil Nutrition 0.000 description 1
- 239000008158 vegetable oil Substances 0.000 description 1
Classifications
-
- 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
- C23G5/00—Cleaning or de-greasing metallic material by other methods; Apparatus for cleaning or de-greasing metallic material with organic solvents
- C23G5/02—Cleaning or de-greasing metallic material by other methods; Apparatus for cleaning or de-greasing metallic material with organic solvents using organic solvents
- C23G5/032—Cleaning or de-greasing metallic material by other methods; Apparatus for cleaning or de-greasing metallic material with organic solvents using organic solvents containing oxygen-containing compounds
- C23G5/036—Cleaning or de-greasing metallic material by other methods; Apparatus for cleaning or de-greasing metallic material with organic solvents using organic solvents containing oxygen-containing compounds having also nitrogen
Definitions
- the present invention relates to the field of metal surface treatment technologies, and in particular, to a degreaser, a metal member, and a degreasing method thereof.
- the surface treatment technology of the workpiece is usually applied.
- the surface treatment of metals, aluminum, iron and their alloys goes deep into all walks of life.
- most workpieces require pre-treatment before surface treatment, for example, cleaning, decontamination and degreasing, and metal parts for certain applications need to be treated.
- degreasing treatment is required before metal plating or spraying.
- the traditional degreaser has a single structure and has a certain removal effect on a single oil stain, but the metal removal effect is not ideal for a compound with a relatively complex composition or a relatively heavy oil stain.
- a degreaser which is non-corrosive, proportioned, and capable of effectively cleaning a workpiece, and a metal member degreasing method and a metal member obtained by degreasing treatment.
- a degreaser 420 parts by weight, 5-20 parts of sulfonic acid, 2-10 parts of alkylphenol ethoxylate, 2-10 parts of triethanolamine, 1-10 parts of white water and balance water.
- a metal parts degreasing method comprising the steps of: formulating a degreaser as described above; dissolving the degreaser in water to prepare a degreaser solution, and de-oiling agent in the degreaser solution The percentage is 5-7%, the degreaser solution is used in combination with the alkali solution, and the free alkalinity is controlled to be 5-20 pt; the metal member is immersed in the degreaser solution, and after the predetermined inter-turn treatment, the metal piece is washed. dry.
- the above degreaser is compounded by an anionic surfactant, that is, a sulfonic acid, a nonionic surfactant, an alkylphenol ethoxylate, a triethanolamine, and a builder, and can be effectively washed.
- an anionic surfactant that is, a sulfonic acid, a nonionic surfactant, an alkylphenol ethoxylate, a triethanolamine, and a builder.
- the oil stain on the surface of the metal parts and their alloys does not corrode the workpiece itself, and does not affect any post-processes. It is suitable for pre-treatment of hardware factories, electroplating plants, and spray factories.
- An embodiment of the present invention provides a degreaser, 420 parts by weight, 5-20 parts of sulfonic acid, 2-10 parts of alkylphenol ethoxylate, 2-10 parts of triethanolamine, 1-10 parts Anti-white water and the balance of water.
- the sulfonic acid is 6-16 parts by weight, more preferably 10-15 parts by weight.
- the weight fraction of the alkylphenol ethoxylate is preferably 3-8 parts, the weight fraction of the triethanolamine is preferably 3-8 parts, and the weight fraction of the white water is preferably 2-7 parts.
- Anti-white water refers to ethylene glycol monobutyl ether.
- the degreaser is formulated as a degreaser solution, and the degreaser in the degreaser solution has a mass percentage of 5-7%.
- sulfonic acid, alkylphenol ethoxylate, triethanolamine are surfactants, good water solubility, good effect of removing animal and vegetable oil, anti-white water as solvent, good effect of removing mineral oil, complex The effect is better.
- the embodiment of the present invention further provides a metal parts degreasing method, comprising the following steps: preparing the degreasing agent as described above; dissolving the degreaser in water to prepare a degreaser solution, and degreaser solution
- the mass percentage of the degreaser is 5-7%, the degreaser solution is used in combination with the lye, and the free alkalinity is controlled to 5-20 pt; the metal parts are immersed in the degreaser solution, and the predetermined inter-turn treatment is performed. After that, wash the metal parts and dry.
- the degreaser solution preferably has a free alkalinity of 5-15 pt, the predetermined deuterium is 5-30 minutes, and the degreaser treatment is performed at a temperature of 20-40 degrees. .
- the free alkalinity is measured by: pipetting 10 mL of the test solution into a 250 mL Erlenmeyer flask and adding 2-3 drops of the phenolphthalein indicator solution. Use 0.1 single amount of sulfuric acid standard droplets until the solution turns from red to colorless, that is, the end point, the number of milliliters of sulfuric acid standard solution is the free alkalinity of the bath.
- the degreaser solution may also be subjected to ultrasonic vibration treatment.
- the metal parts may be degreased under ultrasonic vibration in an ultrasonic cleaning machine. deal with.
- the lye includes soda ash 5-10 g/L, sodium tripolyphosphate: 3- lgG/L, and anhydrous sodium metasilicate 5-10 g/L.
- Embodiments of the present invention also provide a metal member that is treated by the metal member degreasing method as described above to form a clean, shiny surface of the metal member.
- the metal member may be a copper member, an iron member, an aluminum member or the like.
- the ingredients (total amount of 420 parts by weight) were mixed in the following parts by weight: 5 parts of sulfonic acid, 2 parts of alkylphenol ethoxylate, 2 parts of triethanolamine, 1 part of anti-white water and the balance of water.
- Treatment method After preparing the degreaser; dissolving the degreaser in water to prepare a degreaser solution, so that the degreaser solution in the degreaser solution is 5% by mass, the degreaser solution In combination with the lye, the free alkalinity is controlled to 5 pt; the metal parts are immersed in the degreaser solution, and after a predetermined daytime treatment, the metal parts are washed and dried.
- the ingredients (total amount of 420 parts by weight) were mixed in the following parts by weight: 7 parts of sulfonic acid, 4 parts of alkylphenol ethoxylate, 4 parts of triethanolamine, 3 parts of white water and balance water.
- Treatment method After preparing the degreaser; dissolving the degreaser in water to prepare a degreaser solution, so that the degreaser solution in the degreaser solution is 6% by mass, the degreaser solution In combination with the lye, the free alkalinity is controlled to 10 pt; the metal parts are immersed in the degreaser solution, and after a predetermined daytime treatment, the metal parts are washed and dried.
- the total amount of each component was 420 parts by weight as follows: 9 parts of sulfonic acid, 6 parts of alkylphenol polyoxyethylene ether, 6 parts of triethanolamine, 5 parts of white water and the balance water.
- Treatment method After the degreaser is prepared; the degreaser is dissolved in water to prepare a degreaser solution, so that the degreaser solution has a mass percentage of 6% of the degreaser, the degreaser solution Used in combination with lye, the free alkalinity is controlled to 15pt; the metal parts are immersed in the degreaser solution, after the predetermined daytime treatment, the metal parts are washed and dried. Dry.
- ingredients total amount of 420 parts by weight of 20 parts by weight of sulfonic acid, 10 parts of alkylphenol ethoxylate, 10 parts of triethanolamine, 10 parts of white water and the balance water were mixed in the following parts by weight.
- Treatment method After preparing the degreaser; dissolving the degreaser in water to prepare a degreaser solution, so that the degreaser solution has a mass percentage of degreaser of 7%, the degreaser solution In combination with the lye, the free alkalinity is controlled to 20 pt; the metal parts are immersed in the degreaser solution, and after a predetermined daytime treatment, the metal parts are washed and dried.
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
Abstract
一种除油剂、金属件及其除油处理方法。除油剂用于金属件表面预处理，以420重量份计，包括如下重量份数的成分：5-20份磺酸，2-10份烷基酚聚氧乙烯醚，2-10份三乙醇胺，1-10份防白水和余量水。此除油剂可单独使用，适当配合酸碱使用效果更佳，经过上述除油剂处理后，金属件表面清洁光亮。除油工艺简单、环保、无腐蚀、操作方便，使用成本低。
Description
除油剂、 金属件及其除油处理方法 技术领域
[0001] 本发明涉及金属表面处理技术领域， 具体涉及一种除油剂、 金属件及其除油处 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， 金属、 铝、 铁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 需要进行处理化处理。
[0003] 一般在机械加工及电子电气行业， 金属电镀或喷涂前需要进行除油处理。 传统 的除油剂结构单一， 对于单一的油污有一定的去除效果， 但是对于成分比较复 杂或者油污比较重的金属去除效果不理想。
技术问题
[0004] 有鉴于此， 提供一种无腐蚀性、 配比平衡、 能有效清洗工件的除油剂， 以及金 属件除油方法和经过除油处理后制得的金属件。
问题的解决方案
技术解决方案
[0005] 一种除油剂， 以 420重量份计， 5-20份磺酸， 2-10份烷基酚聚氧乙烯醚， 2-10份 三乙醇胺， 1-10份防白水和余量水。
[0006] 一种金属件除油方法， 其包括下列步骤： 配制如上所述的除油剂； 将除油剂溶 于水中配制成除油剂溶液， 使除油剂溶液中除油剂的质量百分含量为 5-7%， 所 述除油剂溶液配合碱液使用， 游离碱度控制为 5-20pt; 将金属件浸入除油剂溶液 中， 经过预定吋间处理后， 水洗金属件， 干燥。
[0007] 以及， 一种金属件， 其表面通过如上所述的金属件除油方法进行处理。
发明的有益效果
有益效果
[0008] 上述除油剂是由阴离子表面活性剂即磺酸， 非离子表面活性剂烷基酚聚氧乙烯 醚、 三乙醇胺和助洗剂等多种组分复配而成， 可有效洗净金属件及其合金表面 的油污， 对工件产品本身无腐蚀， 不影响任何后工序， 适合五金厂， 电镀厂， 喷涂厂的前处理。
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除油剂， 以 420重量份计， 5-20份磺酸， 2-10份烷基酚聚 氧乙烯醚， 2-10份三乙醇胺， 1-10份防白水和余量水。
[0011] 具体地， 所述磺酸的重量份数为 6-16份， 更优选为 10-15份。 所述烷基酚聚氧乙 烯醚的重量份数优选为 3-8份， 所述三乙醇胺的重量份数优选为 3-8份， 所述防白 水的重量份数优选为 2-7份， 防白水是指乙二醇单丁醚。 优选地， 在应用吋， 除 油剂配制成除油剂溶液， 除油剂溶液中除油剂的质量百分含量为 5-7%。
[0012] 在上述除油剂中， 磺酸、 烷基酚聚氧乙烯醚、 三乙醇胺为表面活性剂， 水溶性 好， 去除动植物油效果好， 防白水为溶剂， 去除矿物油效果好， 复配而成效果 更佳。
[0013] 本发明实施例还提供一种金属件除油方法， 其包括下列步骤： 配制如上所述的 除油剂； 将除油剂溶于水中配制成除油剂溶液， 使除油剂溶液中除油剂的质量 百分含量为 5-7%， 所述除油剂溶液配合碱液使用， 游离碱度控制为 5-20pt; 将金 属件浸入除油剂溶液中， 经过预定吋间处理后， 水洗金属件， 干燥。
[0014] 具体地， 所述除油剂溶液的游离碱度优选为 5-15pt， 所述预定吋间为 5-30分钟 ， 用除油剂溶液进行除油处理吋的温度为 20-40度。 游离碱度计量方式为： 用移 液管吸取 10mL试液于 250mL锥形烧瓶中， 加 2-3滴酚酞指示液。 用 0.1单量硫酸标 准液滴定至溶液由红色转为无色， 即为终点， 所消的硫酸标准液毫升数即为该 槽液的游离碱度。 进一步地， 在用除油剂溶液对金属件进行除油处理同吋， 也 可以对除油剂溶液进行超声波震荡处理， 例如， 可以在一个超声波清洗机中对 金属件在超声波震荡下进行除油处理。 具体地， 所述碱液包括纯碱 5-10g/L、 三 聚磷酸钠: 3- lgG/L以及无水偏硅酸钠 5- 10g/L。
[0015] 本发明实施例还提供一种金属件， 其通过如上所述的金属件除油方法进行处理 ， 使金属件形成清洁光亮的表面。 经过上述除油剂处理后， 金属件表面清洁光 亮， 而且整个除油处理方法工艺简单、 环保， 对工件无腐蚀， 操作方便， 使用 成本低。 金属件可以是铜件、 铁件、 铝件等。
[0016] 实施例 1
[0017] 按照下列重量份数混合各成分 （总量为 420重量份） ： 5份磺酸， 2份烷基酚聚 氧乙烯醚， 2份三乙醇胺， 1份防白水和余量水。
[0018] 处理方法： 配制好除油剂后； 将除油剂溶于水中配制成除油剂溶液， 使除油剂 溶液中除油剂的质量百分含量 5%， 所述除油剂溶液配合碱液使用， 游离碱度控 制为 5pt; 将金属件浸入除油剂溶液中， 经过预定吋间处理后， 水洗金属件， 干 燥。
[0019] 经过上述除油剂溶液处理后， 观察工件表面， 整个表面清洁光亮， 通过水膜法 观察， 水膜均匀。
[0020] 实施例 2
[0021] 按照下列重量份数混合各成分 （总量为 420重量份） ： 7份磺酸， 4份烷基酚聚 氧乙烯醚， 4份三乙醇胺， 3份防白水和余量水。
[0022] 处理方法： 配制好除油剂后； 将除油剂溶于水中配制成除油剂溶液， 使除油剂 溶液中除油剂的质量百分含量 6%， 所述除油剂溶液配合碱液使用， 游离碱度控 制为 lOpt; 将金属件浸入除油剂溶液中， 经过预定吋间处理后， 水洗金属件， 干 燥。
[0023] 经过上述除油剂溶液处理后， 观察工件表面， 整个表面清洁光亮， 通过水膜法 观察， 水膜均匀。
[0024] 实施例 3
[0025] 照下列重量份数混合各成分总量为 420重量份） ： 9份磺酸， 6份烷基酚聚氧乙 烯醚， 6份三乙醇胺， 5份防白水和余量水。
[0026] 处理方法： 配制好除油剂后； 将除油剂溶于水中配制成除油剂溶液， 使除油剂 溶液中除油剂的质量百分含量 6%， 所述除油剂溶液配合碱液使用， 游离碱度控 制为 15pt; 将金属件浸入除油剂溶液中， 经过预定吋间处理后， 水洗金属件， 干
燥。
[0027] 经过上述除油剂溶液处理后， 观察工件表面， 整个表面清洁光亮， 通过水膜法 观察， 水膜均匀。
[0028] 实施例 4
[0029] 照下列重量份数混合各成分 （总量为 420重量份） 20份磺酸， 10份烷基酚聚氧 乙烯醚， 10份三乙醇胺， 10份防白水和余量水。
[0030] 处理方法： 配制好除油剂后； 将除油剂溶于水中配制成除油剂溶液， 使除油剂 溶液中除油剂的质量百分含量 7%， 所述除油剂溶液配合碱液使用， 游离碱度控 制为 20pt; 将金属件浸入除油剂溶液中， 经过预定吋间处理后， 水洗金属件， 干 燥。
[0031] 经过上述除油剂溶液处理后， 观察工件表面， 整个表面清洁光亮， 通过水膜法 观察， 水膜均匀。
[0032] 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 1] 一种除油剂， 其特征在于， 以 420重量份计， 包括如下重量份数的成 分： 5-20份磺酸， 2-10份烷基酚聚氧乙烯醚， 2-10份三乙醇胺， 1-10 份防白水和余量水。
[权利要求 2] 如权利要求 1所述的除油剂 ， 其特征在于， 所述磺酸的重量份数为 6-1
6份。
[权利要求 3] 如权利要求 1所述的除油剂， 其特征在于， 所述烷基酚聚氧乙烯醚的 重量份数为 3-8份。
[权利要求 4] 如权利要求 1所述的除油剂， 其特征在于， 所述三乙醇胺的重量份数 为 3-8份。
[权利要求 5] 如权利要求 1所述的除油剂， 其特征在于， 所述防白水的重量份数为 2
-7份。
[权利要求 6] 如权利要求 1所述的除油剂， 其特征在于， 所述除油剂使用吋的配比 为 5-7<¾。
[权利要求 7] —种金属件除油方法， 其包括下列步骤： 配制如权利要求 1-6任一项 所述的除油剂； 将除油剂溶于水中配制成除油剂溶液， 使除油剂溶液 中除油剂的质量百分含量为 5-7%， 所述除油剂溶液配合碱液使用， 游离碱度控制为 5-20pt; 将金属件浸入除油剂溶液中， 经过预定吋间 处理后， 水洗金属件， 干燥。
[权利要求 8] 如权利要求 7所述的金属件除油方法， 其特征在于， 所述除油剂溶液 的游离碱度为 5-15ptt， 所述预定吋间为 5-30分钟， 用除油剂溶液进行 除油处理吋的温度为 20-40度。
[权利要求 9] 如权利要求 7所述的金属件除油方法， 其特征在于， 在用除油剂溶液 对金属件进行除油处理同吋， 也可以对除油剂溶液进行超声波震荡处 理， 所述碱液包括纯碱 5-10g/L、 三聚磷酸钠 :3-10g/L以及无水偏硅酸 钠 5-10g/L。
[权利要求 10] —种金属件， 其特征在于， 所述金属件表面通过如权利要求 7所述的 金属件除油方法进行处理。
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| CN102108321A (zh) * | 2009-12-25 | 2011-06-29 | 比亚迪股份有限公司 | 一种金属除油剂及除油方法 |
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| US20130210695A1 (en) * | 2012-02-09 | 2013-08-15 | Mick Bjelopavlic | Use of boric acid and borate salts to reduce the filming and streaking of hard surface cleaners |
| CN103374726A (zh) * | 2012-04-20 | 2013-10-30 | 郭良生 | 一种高效多功能金属清洗剂 |
| CN104141145A (zh) * | 2014-07-30 | 2014-11-12 | 青岛启源振东电气有限公司 | 一种金属设备高效清洗剂 |
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| CN102108321A (zh) * | 2009-12-25 | 2011-06-29 | 比亚迪股份有限公司 | 一种金属除油剂及除油方法 |
| CN102453622A (zh) * | 2010-10-25 | 2012-05-16 | 陈文冬 | 硬表面清洗剂 |
| US20130210695A1 (en) * | 2012-02-09 | 2013-08-15 | Mick Bjelopavlic | Use of boric acid and borate salts to reduce the filming and streaking of hard surface cleaners |
| CN103374726A (zh) * | 2012-04-20 | 2013-10-30 | 郭良生 | 一种高效多功能金属清洗剂 |
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