CN109679756A - 一种微乳切削液及其制备方法 - Google Patents
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Abstract
本发明公开了一种微乳切削液及其制备方法。该微乳切削液由以下质量百分含量的原料组成:复合防锈剂20~50%;羊毛脂6~20%;聚乙二醇400 5~15%;脂肪醇聚氧乙烯醚AEO‑9 10~26%;润滑油8~35%;失水山梨醇脂肪酸酯2~10%;余量为水。其制备方法,包括如下步骤:1)向搅拌器中先加入所述去离子水,在低转速状态下,依次缓慢加入所述聚乙二醇400、所述脂肪醇聚氧乙烯醚AEO‑9、所述失水山梨醇脂肪酸酯,常温搅拌至体系均匀透明;2)向步骤1)中得到的体系中加入所述三乙醇胺硼酸酯、所述三乙醇胺油酸皂、所述羊毛脂和所述精制润滑油,搅拌,即得到所述微乳切削液。本发明切削液具有良好的生物降解性、极压润滑性、防锈性、冷却性和清洗性,且对人体无害。
Description
技术领域
本发明涉及一种微乳切削液及其制备方法,属于切削液技术领域。
背景技术
在金属材料加工过程中,为了减少加工工件与工具在加工过程中的摩擦损伤,通常在被加工的金属材料和工具间注入切削液。随着机械加工技术的进步和人们环保意识的增强,微乳切削液作为一种新型的切削液逐渐进入人们的视野,它不需要专门合成,同时又具有乳化油的润滑性和合成切削液的清洗性,并且能够弥补两者的不足,性能十分优异。
中国专利CN108329984A公布了一种微乳化切削液的制备方法,这种微乳切削液的制备步骤如下,将磷钨酸与苯并噻唑离子液体接枝后制备成固载化离子液体催化剂,用于催化松香硼酸酯的催化反应,有效提高切削液的润滑防腐性能,再以妥尔油为原料,液体SO3为催化剂,与一乙醇胺进行反应生成妥尔油酸一乙醇胺,最后以松香硼酸酯、妥尔油一乙醇胺、桐油、矿物油、地沟油、脂肪醇聚氧乙烯醚、聚二甲基硅烷、聚丙烯酸酯、水、杀菌剂为原料制备微乳化切削液。此发明制备得到的微乳化切削液,各项性能优异,润滑防锈性能好。
中国专利108485776A公布的微乳切削液,由以下质量份的原料组成:10号工业白油10~25份,石油磺酸钠8~15份,油酸6~12份,三乙醇胺10~20份,烷基酚聚氧乙烯醚OP-10 10~16份,烷基醇酰胺磷酸酯6503 1~5份,防锈剂单体10~20份,十四醇或十八醇1~10份,苯并三氮唑1~2份,四硼酸钠1~10份,碳酸钠1~5份,三嗪化合物或苯并异噻唑啉酮杀菌剂1~3份,消泡剂0.25~1份和水30~50份。此切削液不仅润滑性能和防锈性能好,而且对人体无害。
中国专利CN105462672A公开了一种极压型微乳切削液,由以下质量份的原料组成:矿物基础油35~45份、蓖麻油酸5~10份、妥尔油6~9份、硫化脂肪酸酯2~4份、单乙醇胺1~3份、三乙醇胺7~10份、有机二元羧酸2~4份、硼酸酯胺0.5~1.5份、苯三唑0.2~0.5份、异构醇聚氧乙烯醚0.5~1.2份、失水山梨醇聚氧乙烯醚脂肪酸酯1.5~2.5份、聚乙二醇双油酸酯2~4份、聚醚改性二甲基硅油0.2~0.5份、异噻唑啉酮0.005~0.01份、水25~35份。
市场上现有微乳化切削液品种较少,且在实际应用过程中还存在一些问题,不能达到实际生产需求,开发新型微乳化切削液势在必行。
发明内容
本发明的目的是提供一种微乳切削液及其制备方法,本发明切削液具有良好的生物降解性、极压润滑性、防锈性、冷却性和清洗性,且对人体无害。
本发明提供的一种微乳切削液,由以下质量百分含量的原料组成:复合防锈剂20~50%;羊毛脂6~20%;聚乙二醇400 5~15%;脂肪醇聚氧乙烯醚AEO-9 10~26%;润滑油8~35%;失水山梨醇脂肪酸酯2~10%;余量为水。
本发明微乳切削液,具体可由以下任一种质量百分含量的原料组成:
1、三乙醇胺硼酸酯14%,三乙醇胺油酸皂14%,羊毛脂8%,聚乙二醇400 10%,脂肪醇聚氧乙烯醚AEO-9 12%,精制润滑油20%,失水山梨醇脂肪酸酯3%,去离子水19%;
2、三乙醇胺硼酸酯16%,三乙醇胺油酸皂16%,羊毛脂10%,聚乙二醇400 10%,脂肪醇聚氧乙烯醚AEO-9 15%,精制润滑油20%,失水山梨醇脂肪酸酯3%,去离子水20%;
3、三乙醇胺硼酸酯15%,三乙醇胺油酸皂15%,羊毛脂10%,聚乙二醇400 10%,脂肪醇聚氧乙烯醚AEO-9 15%,精制润滑油20%,失水山梨醇脂肪酸酯3%,去离子水22%;
4、三乙醇胺硼酸酯15%,三乙醇胺油酸皂15%,羊毛脂13%,聚乙二醇400 10%,脂肪醇聚氧乙烯醚AEO-9 13%,精制润滑油19%,失水山梨醇脂肪酸酯3%,去离子水22%;
5、三乙醇胺硼酸酯15%,三乙醇胺油酸皂15%,羊毛脂13%,聚乙二醇400 8%,脂肪醇聚氧乙烯醚AEO-9 13%,精制润滑油19%,失水山梨醇脂肪酸酯3%,去离子水24%;
6、复合防锈剂20~40%;羊毛脂8~20%;聚乙二醇400 5~15%;脂肪醇聚氧乙烯醚AEO-9 10~20%;润滑油8~35%;失水山梨醇脂肪酸酯2~10%;余量为水。
上述的微乳切削液中,所述复合防锈剂为三乙醇胺硼酸酯和三乙醇胺油酸皂。
上述的微乳切削液中,所述三乙醇胺硼酸酯和所述三乙醇胺油酸皂的质量比可为0.5~2:1,具体可为1:1。
上述的微乳切削液中,所述润滑油包括精制润滑油;
所述精制润滑油包括如下质量份的原料组成:矿物基础油20~45份;合成基础油30~40份;聚乙烯1~5份;琥珀酸酐0.5~3份;聚异丁烯2~8份;乙烯丙烯共聚物5~12份;复合功能添加剂10份。
所述精制润滑油具体包括如下质量份的原料组成:矿物基础油32份;合成基础油43份;聚乙烯2份;琥珀酸酐1份;聚异丁烯3份;乙烯丙烯共聚物9份;复合功能添加剂10份。
上述的微乳切削液中,所述聚异丁烯的平均分子量可为500~5000g/mol;
所述乙烯丙烯共聚物的平均分子量可为7万~15万;
所述复合功能添加剂包括如下质量份的组分组成:液压油复合剂2~8份;工业齿轮油复合剂1~5份;工业润滑油复合剂8~15份;防锈油复合剂10~20份;所述液压油复合剂:所述工业齿轮油复合剂:所述工业润滑油复合剂:所述防锈油复合剂的质量比具体可为3:1:10:15。
本发明中,所述液压油复合剂、所述工业齿轮油复合剂、所述工业润滑油复合剂和所述防锈油复合剂为本领域中常规的试剂。
上述的微乳切削液中,所述水为去离子水。
本发明还提供了上述的微乳切削液制备方法,包括如下步骤:1)向搅拌器中先加入所述去离子水,在低转速状态下,依次缓慢加入所述聚乙二醇400、所述脂肪醇聚氧乙烯醚AEO-9、所述失水山梨醇脂肪酸酯,常温搅拌至体系均匀透明;
2)向步骤1)中得到的体系中加入所述三乙醇胺硼酸酯、所述三乙醇胺油酸皂、所述羊毛脂和所述精制润滑油,搅拌,即得到所述微乳切削液。
上述的制备方法中,所述低转速可为200~500转/分,具体可为200转/分、250转/分、300转/分、200~250转/分、250~300转/分、250~500转/分、200~300转/分或200~400转/分。
上述的制备方法步骤2)中,所述搅拌的时间可为10~20分钟,具体可为15分钟或10~15分钟,温度可为20~35℃,具体可为25℃、30℃或25~30℃。
本发明具有以下优点:
本发明制备的微乳化切削液为淡黄色透明液体,贮存稳定,可长期存放,用于机件加工具有极佳的极压润滑性、冷却行、清洗性和防锈性,可明显提高加工效率和产品的光洁度,延长刀具使用寿命,能广泛在各类金属切削加工中用作润滑冷却液。本品无毒、无害,且不会损坏机床涂层,因此在保护机床外观质量上是其他切削液不可替代的。本发明制备方法简单,易控制。
具体实施方式
下述实施例中所使用的实验方法如无特殊说明,均为常规方法。
下述实施例中所用的材料、试剂等,如无特殊说明,均可从商业途径得到。
下述实施例中,所述精制润滑油包括如下质量份的原料组成:矿物基础油32份;合成基础油43份;聚乙烯2份;琥珀酸酐1份;聚异丁烯3份;乙烯丙烯共聚物9份;复合功能添加剂10份;
其中,复合功能添加剂中液压油复合剂:工业齿轮油复合剂:工业润滑油复合剂:防锈油复合剂比例为3:1:10:15,产品购于锦州康泰润滑油添加剂股份有限公司,产品目录号为KT55012A,KT310GL-3,KT9505,KT6265A。
实施例1、
一种微乳化切削液,按照质量百分比计算,三乙醇胺硼酸酯占14%,三乙醇胺油酸皂14%,羊毛脂8%,聚乙二醇400 10%,脂肪醇聚氧乙烯醚AEO-9 12%,精制润滑油20%,失水山梨醇脂肪酸酯3%,去离子水19%。
上述微乳化切削液的制备方法,具体向搅拌器中先加入去离子水,在低转速300转/分状态下,依次缓慢加入聚乙二醇400、脂肪醇聚氧乙烯醚AEO-9、失水山梨醇脂肪酸酯,25℃搅拌至均匀透明,然后加入三乙醇胺硼酸酯、三乙醇胺油酸皂、羊毛脂和精制润滑油,搅拌20分钟,即得。
实施例2、
一种微乳化切削液,按照质量百分比计算,三乙醇胺硼酸酯占16%,三乙醇胺油酸皂16%,羊毛脂10%,聚乙二醇400 10%,脂肪醇聚氧乙烯醚AEO-9 15%,精制润滑油20%,失水山梨醇脂肪酸酯3%,去离子水20%。
上述微乳化切削液的制备方法,具体向搅拌器中先加入去离子水,在低转速200转/分状态下,依次缓慢加入聚乙二醇400、脂肪醇聚氧乙烯醚AEO-9、失水山梨醇脂肪酸酯,25℃搅拌至均匀透明,然后加入三乙醇胺硼酸酯、三乙醇胺油酸皂、羊毛脂和精制润滑油,搅拌20分钟,即得。
实施例3、
一种微乳化切削液,按照质量百分比计算,三乙醇胺硼酸酯占15%,三乙醇胺油酸皂15%,羊毛脂10%,聚乙二醇400 10%,脂肪醇聚氧乙烯醚AEO-9 15%,精制润滑油20%,失水山梨醇脂肪酸酯3%,去离子水22%。
上述一种微乳化切削液的制备方法,具体向搅拌器中先加入去离子水,在低转速200转/分状态下,依次缓慢加入聚乙二醇400、脂肪醇聚氧乙烯醚AEO-9、失水山梨醇脂肪酸酯,25℃搅拌至均匀透明,然后加入三乙醇胺硼酸酯、三乙醇胺油酸皂、羊毛脂和精制润滑油,搅拌15分钟,即可。
实施例4、
一种微乳化切削液,按照质量百分比计算,三乙醇胺硼酸酯占15%,三乙醇胺油酸皂15%,羊毛脂13%,聚乙二醇400 10%,脂肪醇聚氧乙烯醚AEO-9 13%,精制润滑油19%,失水山梨醇脂肪酸酯3%,去离子水22%。
进一步的,一种微乳化切削液的制备方法,具体向搅拌器中先加入去离子水,在低转速200转/分状态下,依次缓慢加入聚乙二醇400、脂肪醇聚氧乙烯醚AEO-9、失水山梨醇脂肪酸酯,30℃搅拌至均匀透明,然后加入三乙醇胺硼酸酯、三乙醇胺油酸皂、羊毛脂和精制润滑油,搅拌20分钟,即可。
实施例5、
一种微乳化切削液,按照质量百分比计算,三乙醇胺硼酸酯占15%,三乙醇胺油酸皂15%,羊毛脂13%,聚乙二醇400 8%,脂肪醇聚氧乙烯醚AEO-9 13%,精制润滑油19%,失水山梨醇脂肪酸酯3%,去离子水24%。
进一步的,一种微乳化切削液的制备方法,具体向搅拌器中先加入去离子水,在低转速250转/分状态下,依次缓慢加入聚乙二醇400、脂肪醇聚氧乙烯醚AEO-9、失水山梨醇脂肪酸酯,30℃搅拌至均匀透明,然后加入三乙醇胺硼酸酯、三乙醇胺油酸皂、羊毛脂和精制润滑油,搅拌15分钟,即可。
对比例、
一种微乳化切削液,按照质量百分比计算,三乙醇胺硼酸酯占22%,聚乙二醇40015%,脂肪醇聚氧乙烯醚AEO-9 18%,精制润滑油19%,失水山梨醇脂肪酸酯4%,去离子水22%。
进一步的,一种微乳化切削液的制备方法,具体向搅拌器中先加入去离子水,在低转速250转/分状态下,依次缓慢加入聚乙二醇400、脂肪醇聚氧乙烯醚AEO-9、失水山梨醇脂肪酸酯,30℃搅拌至均匀透明,然后加入三乙醇胺硼酸酯和精制润滑油,搅拌15分钟,即可。
为了验证本发明制备的微乳化切削液的应用性能,将本发明实施例制得的微乳化切削液按照GB/T 6144进行试验,同时以对比样做参照,试验结果如表1所示。
表1本发明制备的微乳化切削液的性能试验结果
由表1中实验结果可知,本发明制备的微乳化切削液各项性能优良,具有极佳的润滑、防锈性能,并能有效防止金属制品腐蚀,提高产品的光洁度,延长刀具使用寿命。
Claims (9)
1.一种微乳切削液,其特征在于:该微乳切削液由以下质量百分含量的原料组成:复合防锈剂20~50%;羊毛脂6~20%;聚乙二醇400 5~15%;脂肪醇聚氧乙烯醚AEO-910~26%;润滑油8~35%;失水山梨醇脂肪酸酯2~10%;余量为水。
2.根据权利要求1所述的微乳切削液,其特征在于:所述复合防锈剂为三乙醇胺硼酸酯和三乙醇胺油酸皂。
3.根据权利要求2所述的微乳切削液,其特征在于:所述三乙醇胺硼酸酯和所述三乙醇胺油酸皂的质量比为0.5~2:1。
4.根据权利要求1-3中任一项所述的微乳切削液,其特征在于:所述润滑油包括精制润滑油;
所述精制润滑油包括如下质量份的原料组成:矿物基础油20~45份;合成基础油30~40份;聚乙烯1~5份;琥珀酸酐0.5~3份;聚异丁烯2~8份;乙烯丙烯共聚物5~12份;复合功能添加剂10份。
5.根据权利要求4所述的微乳切削液,其特征在于:所述聚异丁烯的平均分子量为500~5000g/mol;
所述乙烯丙烯共聚物的平均分子量为7万~15万;
所述复合功能添加剂包括如下质量份的组分组成:液压油复合剂2~8份;工业齿轮油复合剂1~5份;工业润滑油复合剂8~15份;防锈油复合剂10~20份。
6.根据权利要求1-5中任一项所述的微乳切削液,其特征在于:所述水为去离子水。
7.权利要求1-6中任一项所述的微乳切削液制备方法,包括如下步骤:1)向搅拌器中先加入所述去离子水,在低转速状态下,依次缓慢加入所述聚乙二醇400、所述脂肪醇聚氧乙烯醚AEO-9、所述失水山梨醇脂肪酸酯,常温搅拌至体系均匀透明;
2)向步骤1)中得到的体系中加入所述三乙醇胺硼酸酯、所述三乙醇胺油酸皂、所述羊毛脂和所述精制润滑油,搅拌,即得到所述微乳切削液。
8.根据权利要求7所述的制备方法,其特征在于:所述低转速为200~500转/分。
9.根据权利要求7或8所述的制备方法,其特征在于:步骤2)中,所述搅拌的时间为10~20分钟,温度为20~35℃。
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