CN113122857A - 一种用于救护车及医疗设备的锈蚀清除剂及其制备方法和应用 - Google Patents

一种用于救护车及医疗设备的锈蚀清除剂及其制备方法和应用 Download PDF

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CN113122857A
CN113122857A CN202110237769.5A CN202110237769A CN113122857A CN 113122857 A CN113122857 A CN 113122857A CN 202110237769 A CN202110237769 A CN 202110237769A CN 113122857 A CN113122857 A CN 113122857A
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卢宜东
欧阳江林
陈贤帅
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Foshan Angels Biotechnology Co ltd
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Abstract

本发明属于金属表面处理领域,公开了一种用于救护车及医疗设备的锈蚀清除剂及其制备方法和应用,锈蚀清除剂包括非离子型表面活性剂、有机酸、氟化物、缓蚀剂和水,通过调整锈蚀清除剂的原料组成,并进行合理和有效复配,所得的锈蚀清除剂温和不伤手,能够快速高效地清除医用救护车内的设备及配件上的锈蚀、氧化层及油污,使其恢复成金属原色或接近原色,无明显黄色或黑色锈蚀,并且在清除锈蚀的过程中不会产生刺激性气味,不需要手工打磨锈蚀,锈蚀清除剂挂壁性强,可有效减少喷涂次数,大大减少浪费。本发明的制备方法工艺简单,可操控性强,有利于大规模工业化生产,应用前景广泛。

Description

一种用于救护车及医疗设备的锈蚀清除剂及其制备方法和 应用
技术领域
本发明属于金属表面处理技术领域,具体涉及一种用于救护车及医疗设备的锈蚀清除剂及其制备方法和应用。
背景技术
医用救护车承担着救死扶伤的重要使命,使用频率高,在使用过程中由于经常需要消毒,而目前各级医院使用最多的车载消毒液为含氯消毒液,然而,含氯消毒液有着极好的消毒效果的同时,其所含的氯离子也会对于车身、内饰、医疗设备、配件等产生腐蚀,不但影响设备及配件等的结构强度,同时也极大地影响车身、内饰等部件的美观效果,从而影响公众对于医护设备洁净的印象。而目前现有锈蚀清除剂大都采用无机酸性锈蚀清除剂,无法有效除去车身、零部件、医疗设备上面的锈蚀和氧化层,且在密闭狭小的空间内使用会有酸味等明显刺激性气味。
发明内容
本发明提出一种用于救护车及医疗设备的锈蚀清除剂及其制备方法和应用,以解决现有技术中存在的一个或多个技术问题,至少提供一种有益的选择或创造条件。
为了克服上述技术问题,本发明采用的技术方案如下:
一种用于救护车及医疗设备的锈蚀清除剂,包括:非离子型表面活性剂、有机酸、氟化物、缓蚀剂和水。
作为上述方案的进一步改进,所述非离子型表面活性剂包括烷基酚聚氧乙烯醚。具体地,所述烷基酚聚氧乙烯醚具体可选用OP-10或TX-10。该类型的表面活性剂,其分子结构均由两部分构成,分子的一端为非极亲油的疏水基,有时也称为亲油基;分子的另一端为极性亲水的亲水基,有时也称为疏油基或形象地称为亲水头,两类结构与性能截然相反的分子碎片或基团分处于同一分子的两端并以化学键相连接,形成了一种不对称的、极性的结构,因而赋予了该类特殊分子既亲水、又亲油,但又不是整体亲水或亲油的特性,这就使得含有该类型的表面活性剂在清洗矿物油类的油污时清洗效果大幅度的提高,因为矿物油主要是石油原油中提炼的长碳链的液态烷烃的混合物,难以与酸性物质及碱性物质反应,因此使用该种类型的表面活性剂,其中的亲水基团可以与水结合,其亲油基团与矿物油结合,极大的减小微粒与水相的界面张力,因此可以将其溶于水性的清洗液中,油污等就从金属表面被清洗到清洗剂中。具体地,正是因为在救护车、医疗设备、配件等中不只是有锈蚀,同时也有很多油污,因此,使用非离子类型表面活性剂,在该体系中能够有效地清除油污,同时能够降低液体与锈蚀表面的张力,使得锈蚀清除剂能够更快的渗透铺展到锈蚀表面,加速锈蚀的溶解和剥离。
作为上述方案的进一步改进,所述有机酸选自柠檬酸、草酸、植酸、氨基磺酸或乙二酸四乙酸中的至少一种。优选地,所述有机酸选自氨基磺酸、草酸和植酸三者的混合物,按重量比为(3~5):(2~3):(1~2)。其中的氨基磺酸、植酸、草酸溶于水后都会电离出氢离子,能为体系提供一定的酸值,对除锈效果有较大的帮助,此外,草酸溶于水后还会电离出草酸根离子,具备一定的络合作用,能够加速铁离子溶解,植酸溶于水后会电离出植酸根离子,该离子具备极高的鳌合势能,并具备优异的抗腐蚀性能,使得其能够清除锈蚀的同时,表面具备一定的防锈能力。并且,同时在使用过程中,使用上述有机酸均不会出现酸性气味。
作为上述方案的进一步改进,所述氟化物选自氟化钠、氟化钾、氟化铵或氟化氢铵中的至少一种。具体地,在酸性体系中引入氟离子,能够明显提高锈蚀清除剂对于铁锈的溶解速度。此外,为了在保证效果的同时使用时更加安全,一般不选用氢氟酸,常优选为氟化钠或者氟化铵。
作为上述方案的进一步改进,所述缓蚀剂选自硫脲、苯并三氮唑、膦羧酸、钼酸盐、聚天冬氨酸或巯基苯并噻唑中的至少一种。具体地,一般选用钼酸盐即可,钼酸盐属于阳极氧化膜型缓蚀剂,能够在除锈的同时减少对于正常金属的腐蚀,避免产生氢脆,同时,除锈完成后能够在金属表面形成一层防锈薄膜,减缓金属的再次氧化。
作为上述方案的进一步改进,按重量百分比计,所述锈蚀清除剂包括:非离子型表面活性剂2~3%、有机酸5~10%、氟化物3~10%、缓蚀剂3~5%和水64.5-84.5%。
作为上述方案的进一步改进,所述锈蚀清除剂还包括增稠剂、增溶剂和香精,按重量百分比计,所述增稠剂为0.5~2.5%,所述增溶剂为1.5~2.5%、所述香精为0.5~2.5%。
作为上述方案的进一步改进,所述增稠剂选用非离子酸性增稠剂;所述增溶剂选用烷基糖苷。具体地,本发明中使用非离子酸性增稠剂是为了在除锈过程中增强锈蚀清除剂的挂壁性,正常除锈过程中,喷洒完成锈蚀清除剂之后,锈蚀清除剂会沿着工件低落导致工件表面的药剂残留量过少,导致除锈速度变慢,除锈不完全,还需要进行第二次喷洒或者第三次喷洒,而使用该增稠剂之后,药剂喷洒到工件表面之后不会马上滴落下来,而是会在工件表面粘附,经过较长时间才会较少滴落,因此,工件表面的药剂残留量变多,药剂与工件的作用时间变长,除锈也会更加充分。此外,增溶剂选用烷基糖苷主要是为了增大表面活性剂在该体系中的溶解度,避免出现表面活性剂因为盐分过高或是温度过低而析出。
进一步,本发明中的香精选用日化级的水性香精即可。现有的锈蚀清除剂大都是强腐蚀性的化工用品,消费者害怕皮肤接触,因此容易由于强酸性的锈蚀清除剂具有强烈的刺激性气味而产生心理恐惧等。而本发明的锈蚀清除剂在未添加香精前也基本无刺激性气味,在添加香精后可进一步改善该锈蚀清除剂在使用时的气味,减少使用者的心里恐惧,避免使用时的刺激性气味。
本发明任一项所述的锈蚀清除剂的制备方法,包括以下步骤:称取原料组分,向水中分别加入其它原料组分,同时,在投料过程中,需在上一种原料组分投入并搅拌均匀后投入下一种物料,待所有原料组分全部投入完毕后,再经搅拌,制得所述锈蚀清除剂。这样可以有效避免结块现象的出现,并使得原料组分充分溶解,所得锈蚀清除剂的除锈效果更稳定。
本发明任一项所述的锈蚀清除剂在金属表面处理中的应用,尤其是医用救护车、医疗设备、配件等的金属表面处理中的应用。
本发明的有益效果是:
本发明提供了一种用于救护车及医疗设备的锈蚀清除剂及其制备方法和应用,通过调整锈蚀清除剂的原料组成,并进行合理和有效复配,所得的锈蚀清除剂温和不伤手,能够快速高效地清除医用救护车内的设备及配件上的锈蚀、氧化层及油污,使其恢复成金属原色或接近原色,无明显黄色或黑色锈蚀,并且在清除锈蚀的过程中不会产生刺激性气味,不需要手工打磨锈蚀,锈蚀清除剂挂壁性强,可有效减少喷涂次数,大大减少浪费。本发明的制备方法工艺简单,可操控性强,有利于大规模工业化生产,应用前景广泛。
附图说明
图1为采用实施例1所得锈蚀清除剂对救护车某一锈蚀的面板进行喷洒除锈前后的效果对比图;
图2为采用实施例2所得锈蚀清除剂对救护车某零件的锈蚀处进行喷洒除锈前后的效果对比图;
图3为采用实施例2和对比例2分别所得锈蚀清除剂对救护车内油渍锈蚀混合处进行喷洒除锈的效果对比图。
具体实施方式
下面结合实施例对本发明进行具体描述,以便于所属技术领域的人员对本发明的理解。有必要在此特别指出的是,实施例只适用于对本发明做进一步说明,不能理解为对本发明保护范围的限制,所属领域技术熟练人员,根据上述发明内容对本发明所作出的非本质性的改进和调整,应仍属于本发明的保护范围。同时,下述所提及的原料未详细说明的,均为市售产品;未详细提及的工艺步骤或提取方法为均为本领域技术人员所知晓的工艺步骤或提取方法。
实施例1
一种用于救护车及医疗设备的锈蚀清除剂,按重量百分比计,包括:OP-10 2%、有机酸(氨基磺酸和草酸按重量比1:1配制)5%、氟化铵3%、缓蚀剂(钼酸钠和苯并三氮唑按重量比为3:1混合所得)3%,非离子酸性增稠剂0.5%,烷基糖苷1.5%、日化级柠檬味水性香精0.5%,水84.5%。
一种用于救护车及医疗设备的锈蚀清除剂的制备方法,包括以下步骤:按配方称取原料组分,常温下向水中加入其它原料组分,同时,在投料过程中,需在上一种原料组分投入并搅拌均匀后投入下一种物料,得到锈蚀清除剂实施例成品1。
实施例2
一种用于救护车及医疗设备的锈蚀清除剂,按重量百分比计,包括:TX-10 3%、有机酸(柠檬酸、植酸和乙二胺四乙酸按照5:3:2配制)8%、氟化物(氟化钠和氟化钾按重量比1:1配制)4%、缓蚀剂(钼酸钠和苯并三氮唑按3:1混合所得)4%,非离子酸性增稠剂0.6%,烷基糖苷2%、日化级金桔味水性香精0.65%,水77.75%。
一种用于救护车及医疗设备的锈蚀清除剂的制备方法,包括以下步骤:按配方称取原料组分,常温下向水中加入其它原料组分,同时,在投料过程中,需在上一种原料组分投入并搅拌均匀后投入下一种物料,得到锈蚀清除剂实施例成品2。
实施例3
一种用于救护车及医疗设备的锈蚀清除剂,按重量百分比计,包括:TX-10 3%、有机酸(柠檬酸、植酸和乙二胺四乙酸按照3:2:1配制)10%、氟化物(氟化钠和氟化钾按重量比1:1配制)10%、缓蚀剂(钼酸钠和苯并三氮唑按3:1混合所得)5%,非离子酸性增稠剂2.5%,烷基糖苷2.5%、日化级金桔味水性香精2.5%,水64.5%。
一种用于救护车及医疗设备的锈蚀清除剂的制备方法,包括以下步骤:按配方称取原料组分,常温下向水中加入其它原料组分,同时,在投料过程中,需在上一种原料组分投入并搅拌均匀后投入下一种物料,得到锈蚀清除剂实施例成品3。
对比例1
对比例1与实施例1的区别在于,对比例1中不含氟化物,其它原料组分和制备工艺均与实施例1相同。得到锈蚀清除剂对比例成品1。
对比例2
对比例2与实施例2的区别在于,对比例2中不含非离子型表面活性剂,其它原料组分和制备工艺均与实施例1相同。得到锈蚀清除剂对比例成品2。
对比例3
对比例3与实施例1的区别在于,对比例3中不含非离子型增稠剂,其它原料组分和制备工艺均与实施例1相同。得到锈蚀清除剂对比例成品3。
产品性能测试
1.将锈蚀清除剂实施例1成品喷洒在救护车某一锈蚀的面板上,喷洒前后对比效果如图1(其中,左图为喷洒除锈前,右图为喷洒除锈后),从图1可以看到,喷洒除锈前,面板表面呈现严重的锈蚀和油污,经过实施例1的锈蚀清除剂喷洒除锈处理后,面板表面的锈蚀和油污被清除干净,露出干净光洁的表面,表明本发明的锈蚀清除剂实施例成品1对于锈蚀和油污有较强的清除效果。
2.将实施例2成品喷洒在救护车某零件的锈蚀处,喷洒前后对比效果如图2(其中,左图为喷洒除锈前,右图为喷洒除锈后),从图2可以看到,喷洒除锈前,该零件上呈现严重的锈蚀和油污,经过实施例2的锈蚀清除剂喷洒除锈处理之后,表面的锈蚀和油污几乎被清除干净,露出干净光洁的表面,表明本发明的锈蚀清除剂实施例成品2对于锈蚀和油污有较强的清除效果。
3.将锈蚀清除剂对比例成品1与锈蚀清除剂实施例成品1按相同使用量喷洒于救护车内锈蚀相当处,最终发现,二者均可将救护车内的锈蚀清除,但是两者清除锈蚀的时间存在差异,锈蚀清除剂实施例成品1在5分钟内即可将锈蚀清除干净,而锈蚀清除剂对比例成品1需要9分钟才可,比实施例成品1的时长多出80%的时长,由此表明氟化物在本发明的锈蚀清除剂中能够明显提高除锈速度。
4.将锈蚀清除剂对比例成品2与锈蚀清除剂实施例成品2分别喷洒于救护车内油渍锈蚀混合处,二者除锈后的对比效果如图3所示,(其中,左侧为经锈蚀清除剂实施例成品2喷洒除锈处理,右侧锈蚀清除剂对比例成品2处理),可以看到使用锈蚀清除剂实施例成品2处理的零件表面干净,无任何油渍和锈蚀残留,使用锈蚀清除剂对比例成品2处理的零件表面的油污和锈蚀经过较长时间处理仍旧残留在零件表面,其主要原因可能是因为零件表面有油污,油污会阻隔锈蚀清除剂与锈蚀及零件基材接触,因此及时经过较长时间的除锈处理,该部位的锈蚀和油污仍无法被清除干净,而锈蚀清除剂实施例成品2中由于使用非离子表面活性剂,对于油污有较好的清除效果,把油污清除之后,锈蚀清除剂就可以与锈蚀充分接触,锈蚀也就能被清除干净,因此该锈蚀清除剂中使用非离子表面活性剂是考虑到救护车内有部分锈蚀会与油污混合,若无该组分,该部位的油污和锈蚀都无法被清除干净。
5.将锈蚀清除剂对比例成品3与锈蚀清除剂实施例成品1喷洒在救护车内锈蚀相当处,锈蚀清除剂实施例成品1喷洒2遍即可将锈蚀和油污清除干净,而锈蚀清除剂对比例成品3需要喷洒5次才可将锈蚀清除干净,而二者的区别在于,锈蚀清除剂对比例成品3中含非离子型增稠剂,由此可见,非离子型增稠剂能够有效延长锈蚀清除剂中除锈组分在零件上的残留时间,从而减少喷涂次数,减少药剂消耗量及浪费。
对于本发明所属技术领域的普通技术人员来说,在不脱离本发明构思的前提下还可以做出若干简单推演或替换,而不必经过创造性的劳动。因此,本领域技术人员根据本发明的揭示,对本发明做出的简单改进都应该在本发明的保护范围之内。上述实施例为本发明的优选实施例,凡与本发明类似的工艺及所作的等效变化,均应属于本发明的保护范畴。

Claims (10)

1.一种锈蚀清除剂,其特征在于,包括:非离子型表面活性剂、有机酸、氟化物、缓蚀剂和水。
2.根据权利要求1所述的锈蚀清除剂,其特征在于,所述非离子型表面活性剂包括烷基酚聚氧乙烯醚。
3.根据权利要求1所述的锈蚀清除剂,其特征在于,所述有机酸选自柠檬酸、草酸、植酸、氨基磺酸或乙二酸四乙酸中的至少一种。
4.根据权利要求1所述的锈蚀清除剂,其特征在于,所述氟化物选自氟化钠、氟化钾、氟化铵或氟化氢铵中的至少一种。
5.根据权利要求1所述的锈蚀清除剂,其特征在于,所述缓蚀剂选自硫脲、苯并三氮唑、膦羧酸、钼酸盐、聚天冬氨酸或巯基苯并噻唑中的至少一种。
6.根据权利要求1所述的锈蚀清除剂,其特征在于,按重量百分比计,包括:非离子型表面活性剂2~3%、有机酸5~10%、氟化物3~10%、缓蚀剂3~5%和水64.5-84.5%。
7.根据权利要求1或6所述的锈蚀清除剂,其特征在于,还包括增稠剂、增溶剂和香精,按重量百分比计,所述增稠剂为0.5~2.5%,所述增溶剂为1.5~2.5%、所述香精为0.5~2.5%。
8.根据权利要求7所述的锈蚀清除剂,其特征在于,所述增稠剂选用非离子酸性增稠剂;所述增溶剂选用烷基糖苷。
9.权利要求1至8任一项所述的锈蚀清除剂的制备方法,其特征在于,包括以下步骤:称取原料组分,向水中分别加入其它原料组分,同时,在投料过程中,需在上一种原料组分投入并搅拌均匀后投入下一种物料,待所有原料组分全部投入完毕后,再经搅拌,制得所述锈蚀清除剂。
10.权利要求1至8任一项所述的锈蚀清除剂在金属表面处理中的应用。
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Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1058622A (zh) * 1991-08-23 1992-02-12 太仓县合成化工厂 一种钢铁工件常温高效除锈添加剂、制备及其用途
CN112430819A (zh) * 2020-12-01 2021-03-02 佛山市顺德区美硕金属表面技术有限公司 一种除锈剂及其制备方法

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1058622A (zh) * 1991-08-23 1992-02-12 太仓县合成化工厂 一种钢铁工件常温高效除锈添加剂、制备及其用途
CN112430819A (zh) * 2020-12-01 2021-03-02 佛山市顺德区美硕金属表面技术有限公司 一种除锈剂及其制备方法

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