CN105951069A - 一种防锈磷化液及其制备方法 - Google Patents

一种防锈磷化液及其制备方法 Download PDF

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CN105951069A
CN105951069A CN201610497189.9A CN201610497189A CN105951069A CN 105951069 A CN105951069 A CN 105951069A CN 201610497189 A CN201610497189 A CN 201610497189A CN 105951069 A CN105951069 A CN 105951069A
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灏や负
尤为
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Wuxi Epic Technology Co Ltd
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    • CCHEMISTRY; METALLURGY
    • C23COATING 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
    • C23CCOATING 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
    • C23C22/00Chemical 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
    • C23C22/05Chemical 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
    • C23C22/06Chemical 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 aqueous acidic solutions with pH less than 6
    • C23C22/07Chemical 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 aqueous acidic solutions with pH less than 6 containing phosphates
    • CCHEMISTRY; METALLURGY
    • C23COATING 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
    • C23CCOATING 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
    • C23C22/00Chemical 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
    • C23C22/05Chemical 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
    • C23C22/06Chemical 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 aqueous acidic solutions with pH less than 6
    • C23C22/34Chemical 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 aqueous acidic solutions with pH less than 6 containing fluorides or complex fluorides
    • C23C22/36Chemical 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 aqueous acidic solutions with pH less than 6 containing fluorides or complex fluorides containing also phosphates
    • C23C22/362Chemical 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 aqueous acidic solutions with pH less than 6 containing fluorides or complex fluorides containing also phosphates containing also zinc cations

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  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
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  • Chemical Treatment Of Metals (AREA)

Abstract

本发明公开了一种防锈磷化液及其制备方法,由以下重量份的原料制得:聚乙烯吡咯烷酮10‑16份、间硝基苯磺酸钠3‑6份、硬脂酸三乙醇胺酯季铵盐5‑9份、万寿菊精油5‑9份、乙二胺四乙酸3‑7份、烯丙基缩水甘油醚5‑7份、酒石酸3‑5份、2‑甲基‑4‑异噻唑啉‑3‑酮15‑20份、六亚甲基四胺4‑5份、十二烷基硫酸钠6‑8份、水100‑110份、磷酸二氢锌12‑16份。与现有磷化液及磷化工艺相比,采用本发明的防锈磷化液对工件进行磷化处理会简化了磷化工艺,提高了磷化效率,降低了磷化成本;同时采用本发明的防锈磷化液形成的磷化膜不仅更致密、更均匀,能有效地防止锈蚀,且制备方法简单,成本低。

Description

一种防锈磷化液及其制备方法
技术领域
本发明涉及一种防锈磷化液及其制备方法。
背景技术
磷化是常用的前处理技术,原理上应属于化学转换膜处理,主要应用于钢铁表面磷化,有色金属(如铝、锌)件也可应用磷化。磷化是一种化学与电化学反应形成磷酸盐化学转化膜的过程,所形成的磷酸盐转化膜称之为磷化膜。磷化的目的主要是:给基体金属提供保护,在一定程度上防止金属被腐蚀;用于涂漆前打底,提高漆膜层的附着力与防腐蚀能力;在金属冷加工工艺中起减摩润滑作用。磷化过程包括化学与电化学反应。不同磷化体系、不同基材的磷化反应机理比较复杂。虽然科学家在这方面已做过大量的研究,但至今未完全弄清楚。二战结束以后,磷化技术很少有突破性进展,只是稳步的发展和完善。磷化广泛应用于防蚀技术,金属冷变形加工工业。这个时期磷化处理技术重要改进主要有:低温磷化、各种控制磷化膜膜重的方法、连续钢带高速磷化。当前,磷化技术领域的研究方向主要是围绕提高质量、减少环境污染、节省能源进行。当金属工件一旦浸入加热的稀磷酸溶液中,就会生成一层膜。而影响磷化液性能的至少有PH值、游离酸度、总酸度、磷化温度、磷化时间、促进剂、除锈、除油、表调效果和金属性质等。一般情况下,磷化处理要求工件表面应是洁净的金属表面(二合一、三合一、四合一例外)。工件在磷化前必须进行除油脂、锈蚀物、氧化皮以及表面调整等预处理。特别是涂漆前打底用磷化还要求作表面调整,使金属表面具备一定的“活性”,并形成错落有致的晶孢基底,才能获得均匀、细致、密实的磷化膜,达到提高漆膜附着力和耐腐蚀性的要求。因此,磷化前处理是获得高质量磷化膜的基础。目前,国内外磷化处理使用较多的是低温、中温、高温磷化,不仅能耗大、处理工艺时间长和沉渣多,而且磷化前需除油除锈,磷化后需进行封闭处理,使磷化处理工艺复杂化,增加磷化成本,不利于现在化生产。因此为了适应快速发展的市场竞争需要,提高磷化液的质量,实现常温快速形成磷化膜,降低能耗成本,工艺过程简单化、功能化等成为当前的发展趋势,因此研发出具有多功能化的除锈磷化剂。但是现在市面上的除锈磷化剂主要是据不同金属分别用盐酸、硝酸、硫酸清洗除锈,生成有毒害、呛人的黄、红烟雾,产生严重的腐蚀性三废污染,并容易对清洗件的金属本身:外层溶解形成过腐蚀,内部渗氢产生氢脆,危及使用安全、缩短使用寿命。为此,我们从产品的配方和工艺着手,提供一种防锈磷化液及其制备方法。
发明内容
本发明的目的在于提供一种防锈磷化液及其制备方法。
为了实现上述目的,本发明提供了一种防锈磷化液,由以下重量份的原料制得:聚乙烯吡咯烷酮10-16份、间硝基苯磺酸钠3-6份、硬脂酸三乙醇胺酯季铵盐5-9份、万寿菊精油5-9份、乙二胺四乙酸3-7份、烯丙基缩水甘油醚5-7份、酒石酸3-5份、2-甲基-4-异噻唑啉-3-酮15-20份、六亚甲基四胺4-5份、十二烷基硫酸钠6-8份、水100-110份、磷酸二氢锌12-16份。
其还含有氟硅酸钠5-8份。
其还含有柠檬酸钠2-4份。
其还含有烷基芳基磺酸钠2-7份。
一种防锈磷化液的制备方法,包括以下步骤:按照上述重量份比称取各组分,然后混合搅拌,搅拌均匀使各组分完全溶解,得到所述防锈磷化液。
本发明具有以下有益效果:与现有磷化液及磷化工艺相比,采用本发明的防锈磷化液对工件进行磷化处理会简化了磷化工艺,提高了磷化效率,降低了磷化成本;同时采用本发明的防锈磷化液形成的磷化膜不仅更致密、更均匀,能有效地防止锈蚀,且制备方法简单,成本低。
具体实施方式
实施例 1
本实施例的防锈磷化液,由以下重量份的组份制得:聚乙烯吡咯烷酮10份、间硝基苯磺酸钠3份、硬脂酸三乙醇胺酯季铵盐5份、万寿菊精油5份、乙二胺四乙酸3份、烯丙基缩水甘油醚5份、酒石酸3份、2-甲基-4-异噻唑啉-3-酮15份、六亚甲基四胺4份、十二烷基硫酸钠6份、水100份、磷酸二氢锌12份。
按照上述重量份比称取各组分,然后混合搅拌,搅拌均匀使各组分完全溶解,得到所述防锈磷化液。
本发明可以采用直接浸泡、喷涂的方法对金属工件表面进行处理,然后自然晾干得到磷化膜。
实施例 2
本实施例的防锈磷化液,由以下重量份的组份制得:聚乙烯吡咯烷酮16份、间硝基苯磺酸钠6份、硬脂酸三乙醇胺酯季铵盐9份、万寿菊精油9份、乙二胺四乙酸7份、烯丙基缩水甘油醚7份、酒石酸5份、2-甲基-4-异噻唑啉-3-酮20份、六亚甲基四胺5份、十二烷基硫酸钠8份、水110份、磷酸二氢锌16份、氟硅酸钠8份。
按照上述重量份比称取各组分,然后混合搅拌,搅拌均匀使各组分完全溶解,得到所述防锈磷化液。
本发明可以采用直接浸泡、喷涂的方法对金属工件表面进行处理,然后自然晾干得到磷化膜。
实施例 3
本实施例的防锈磷化液,由以下重量份的组份制得:聚乙烯吡咯烷酮10份、间硝基苯磺酸钠3份、硬脂酸三乙醇胺酯季铵盐5份、万寿菊精油5份、乙二胺四乙酸3份、烯丙基缩水甘油醚5份、酒石酸3份、2-甲基-4-异噻唑啉-3-酮15份、六亚甲基四胺4份、十二烷基硫酸钠6份、水100份、磷酸二氢锌12份、氟硅酸钠5份、柠檬酸钠2份。
按照上述重量份比称取各组分,然后混合搅拌,搅拌均匀使各组分完全溶解,得到所述防锈磷化液。
本发明可以采用直接浸泡、喷涂的方法对金属工件表面进行处理,然后自然晾干得到磷化膜。
实施例 4
本实施例的防锈磷化液,由以下重量份的组份制得:聚乙烯吡咯烷酮16份、间硝基苯磺酸钠6份、硬脂酸三乙醇胺酯季铵盐9份、万寿菊精油9份、乙二胺四乙酸7份、烯丙基缩水甘油醚7份、酒石酸5份、2-甲基-4-异噻唑啉-3-酮20份、六亚甲基四胺5份、十二烷基硫酸钠8份、水110份、磷酸二氢锌16份、氟硅酸钠8份、柠檬酸钠4份、烷基芳基磺酸钠7份。
按照上述重量份比称取各组分,然后混合搅拌,搅拌均匀使各组分完全溶解,得到所述防锈磷化液。
本发明可以采用直接浸泡、喷涂的方法对金属工件表面进行处理,然后自然晾干得到磷化膜。
实施例 5
通过实施例1-4制得磷化液对工件表面磷化处理,测试工件表面的磷化膜的性能。得到的测试结果为:本实施工艺简单,将磷化处理后的钢板工件,漆膜附着力试验达到1级,耐冲击试验无漆膜脱落,经1000h中性盐雾试验后,漆膜划叉处锈蚀宽度小于1cm,工件表面形成的磷化膜结晶致密,磷化表面无挂灰、反白现象产生,膜层本身无脆性,各项指标均能达到国家标准。

Claims (5)

1.一种防锈磷化液,其特征在于由以下重量份的原料制得:聚乙烯吡咯烷酮10-16份、间硝基苯磺酸钠3-6份、硬脂酸三乙醇胺酯季铵盐5-9份、万寿菊精油5-9份、乙二胺四乙酸3-7份、烯丙基缩水甘油醚5-7份、酒石酸3-5份、2-甲基-4-异噻唑啉-3-酮15-20份、六亚甲基四胺4-5份、十二烷基硫酸钠6-8份、水100-110份、磷酸二氢锌12-16份。
2.根据权利要求 1 所述的一种防锈磷化液,其特征在于:其还含有氟硅酸钠5-8份。
3.根据权利要求 2 所述的一种防锈磷化液,其特征在于:其还含有柠檬酸钠2-4份。
4.根据权利要求 3 所述的一种防锈磷化液,其特征在于:其还含有烷基芳基磺酸钠2-7份。
5.根据权利要求 1 -4中任一项所述的一种防锈磷化液的制备方法,其特征在于包括以下步骤:按照上述重量份比称取各组分,然后混合搅拌,搅拌均匀使各组分完全溶解,得到所述防锈磷化液。
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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104498927A (zh) * 2014-12-15 2015-04-08 中国钢研科技集团有限公司 一种常温磷化液
CN104962896A (zh) * 2015-06-30 2015-10-07 大连碧城环保科技股份有限公司 一种锌系磷化液添加剂及其使用方法
CN105696001A (zh) * 2016-03-09 2016-06-22 博罗县东明化工有限公司 除锈防锈剂

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104498927A (zh) * 2014-12-15 2015-04-08 中国钢研科技集团有限公司 一种常温磷化液
CN104962896A (zh) * 2015-06-30 2015-10-07 大连碧城环保科技股份有限公司 一种锌系磷化液添加剂及其使用方法
CN105696001A (zh) * 2016-03-09 2016-06-22 博罗县东明化工有限公司 除锈防锈剂

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Application publication date: 20160921