CN106701277A - 一种微纳米发动机油及其制备方法 - Google Patents
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Abstract
本发明涉及一种微纳米发动机油及其制备方法,所述微纳米发动机油的组分及质量百分含量为:PAO 40%~70%;己二酸酯5%~30%;多元醇酯1%~5%;发动机油复合剂5%~10%;粘度指数改进剂2%~12%;降凝剂0.2%~0.5%;复配微纳米抗磨剂0.1%~4%。本发明微纳米抗磨剂为微纳米金属颗粒经过离心分离、研磨分散、离心处理等工序处理,最后均匀悬浮于PAO中,制备成微纳米浓缩液,将微纳米浓缩液混入以PAO为基础油的发动机油混合液中,保证了纳米粒子的均匀分散,混合后仅恒温搅拌1h后即可得成品,提高了生产效率。
Description
技术领域
本发明属于润滑油领域,涉及发动机油,尤其是一种微纳米发动机油及其制备方法。
背景技术
润滑油作为发动机的血液,在发动机的运行中起到非常重要的作用。润滑油在发动机中有润滑、冷却、密封、防腐蚀、清洁的作用,提高润滑油的润滑性能可以降低摩擦,防止烧痕及降低磨损,降低机器的损耗能力,提高机器的运行效率。就发动机而言,汽油机一般有7%的燃料能量消耗在摩擦损失上,而柴油机有10%左右的燃料能量消耗在摩擦损失上。
CN101921655B公开了一种自修复环境友好型柴油发动机油,其配方组成有:环保基础油、柴油机油复合剂、粘度指数改进剂、降凝剂、抗泡剂、油溶性纳米铜、纳米金属粉、纳米记忆合金粉。制备方法为:按重量份配比,将环保基础油依次投入调合釜中,在200~500r/min的转速搅拌下加热至60~75℃;投入粘度指数改进剂,在氮气保护下搅拌2~6小时;投入柴油机油复合剂、降凝剂、抗泡剂,在400~800r/min的转速下搅拌混合;投入油溶性纳米铜粉、纳米金属粉、纳米记忆合金粉,在800~1500r/min的转速下搅拌至少3小时;超声波处理20~120min,超声波的频率为20kHZ~35kHZ,制得成品。
该专利将油溶性纳米铜粉、纳米金属粉直接加入到发动机油的混合液中,不能保证纳米粒子在混合液中均匀分散。
发明内容
本发明的目的在于克服现有技术的不足之处,提供一种微纳米发动机油及其制备方法,所制备的微纳米发动机油可以节省燃油2%-10%。
本发明解决技术问题所采用的技术方案是:
一种微纳米发动机油,其组分及质量百分含量为:
所述的复配微纳米抗磨剂制备方法为:采用电爆炸法生产得到微纳米钼粉及微纳米铜粉,将微纳米钼粉及微纳米铜粉按质量比17:3溶于PAO中,用离心机离心分离大颗粒微纳米粒子,再采用球磨机进行研磨,得到溶于PAO中的球状微纳米颗粒,最后再进行一次离心分离,制得的微纳米粒子平均粒径为80-110nm,PAO为PAO8与PAO6以9:1的质量比调配而成,离心机的转速为5000-10000转。
而且,所述的PAO由PAO4、PAO6、PAO8中的一种或多种复配而成。PAO4的密度为821.2g/cm3,40℃运动粘度为18.3mm2/s,100℃运动粘度为4.1mm2/s,粘度指数为128,倾点为-67℃,闪点为221℃。PAO6的密度为827.0g/cm3,40℃运动粘度为31.05mm2/s,100℃运动粘度为5.9mm2/s,粘度指数为138,倾点为-58℃,闪点为245℃。PAO8的密度为833.3g/cm3,40℃运动粘度为47.65mm2/s,100℃运动粘度为8.0mm2/s,粘度指数为140,倾点为-48℃,闪点为262℃。
而且,所述的己二酸酯为己二酸二癸酯,密度为914.8g/cm3,40℃运动粘度为28.15mm2/s,100℃运动粘度为5.5mm2/s,粘度指数为137,倾点为-57℃,闪点为248℃。
而且,所述的多元醇酯为上海道普化学国际贸易有限公司生产的PriEco 3000多元醇酯,密度为945.2g/cm3,40℃运动粘度为19.9mm2/s,100℃运动粘度为4.4mm2/s,粘度指数为136,倾点为-47℃,闪点为258℃。
而且,所述的发动机油复合剂为青岛索孚润化工科技有限公司生产的SK58012纳米硼化稀土汽油机油复合剂。钙含量为2.52%,钼含量为0.2%,硼含量为0.12%,氮含量为1.1%,磷含量为0.87%,锌含量为0.99%,镨含量为0.25%,碱值为96mgKOH/g,密度为983.1g/cm3,闪点为205℃。
而且,所述的粘度指数改进剂由乙烯丙烯共聚物OCP与氢化苯乙烯异戊二烯复配而成,乙烯丙烯共聚物与氢化苯乙烯异戊二烯的质量比为1:1~1:4。该乙烯丙烯共聚物(OCP)为乙丙共聚物固体颗粒与基础油500N以1:9的比例混合加温溶解而成的,其密度为0.8563,100℃运动粘度为836mm2/s,剪切稳定指数(SSI)为24,闪点为190℃,色度≤1.5。氢化苯乙烯异戊二烯密度为845.2g/cm3,100℃运动粘度为1445mm2/s,剪切稳定指数(SSI)为11,闪点为218℃,色度<0.5。
而且,所述的降凝剂为T803B,其100℃运动粘度为2993mm2/s,闪点为142℃,降凝度为19℃。
而且,本微纳米发动机油的制备方法为:先将PAO、己二酸酯、多元醇酯按比例加入搅拌釜中搅拌,加温至58℃-65℃,按顺序加入降凝剂,粘度指数改进剂,发动机油复合剂以及复配微纳米抗磨剂,恒温搅拌1小时得成品。
本发明的优点和积极效果是:
1、本发明微纳米抗磨剂为微纳米金属颗粒经过离心分离、研磨分散、离心处理等工序处理,最后均匀悬浮于PAO中,制备成微纳米浓缩液,将微纳米浓缩液混入以PAO为基础油的发动机油混合液中,保证了纳米粒子的均匀分散,混合后仅恒温搅拌1h后即可得成品,提高了生产效率。
2、本发动机油含有多种微纳米粒子,该粒子可稳定悬浮于润滑油中,增加摩擦系数、极压抗磨性能提高,延长使用寿命,具有很好的修复功能。
3、本发明发动机油可大大降低摩擦系数,减少发动机磨损,增强发动机缸压,减少尾气排放。
4、本发明发动机油可降低燃油4%-10%,降低尾气排放1%-5%。
附图说明
图1为本发明方法的流程图。
具体实施方式
下面结合附图并通过具体实施例对本发明作进一步详述,以下实施例只是描述性的,不是限定性的,不能以此限定本发明的保护范围。
实施例1
一种微纳米发动机油,其组分及质量百分含量为:
PAO为PAO8与PAO6按质量比9:1复配而成。
实施例2
一种微纳米发动机油,其组分及质量百分含量为:
PAO为PAO8与PAO6按质量比9:1复配而成。
实施例3
一种微纳米发动机油,其组分及质量百分含量为:
PAO为PAO8与PAO6按质量比9:1复配而成。
实施例4
一种微纳米发动机油,其组分及质量百分含量为:
PAO为PAO8与PAO6按质量比9:1复配而成。
下表为本发动机油的检测数据:
以上所述的仅是本发明的优选实施方式,应当指出,对于本领域的普通技术人员来说,在不脱离发明构思的前提下,还可以做出若干变形和改进,这些都属于本发明的保护范围。
Claims (8)
1.一种微纳米发动机油,其组分及质量百分含量为:
所述的复配微纳米抗磨剂制备方法为:采用电爆炸法生产得到微纳米钼粉及微纳米铜粉,将微纳米钼粉及微纳米铜粉按质量比17:3溶于PAO中,用离心机离心分离大颗粒微纳米粒子,再采用球磨机进行研磨,得到溶于PAO中的球状微纳米颗粒,最后再进行一次离心分离,制得的微纳米粒子平均粒径为80-110nm,PAO为PAO8与PAO6以9:1的质量比调配而成,离心机的转速为5000-10000转。
2.根据权利要求1所述的微纳米发动机油,其特征在于:所述的PAO由PAO4、PAO6、PAO8中的一种或多种复配而成。
3.根据权利要求1所述的微纳米发动机油,其特征在于:所述的己二酸酯为己二酸二癸酯。
4.根据权利要求1所述的微纳米发动机油,其特征在于:所述的多元醇酯为上海道普化学国际贸易有限公司生产的PriEco 3000多元醇酯。
5.根据权利要求1所述的微纳米发动机油,其特征在于:所述的发动机油复合剂为青岛索孚润化工科技有限公司生产的SK58012纳米硼化稀土汽油机油复合剂。
6.根据权利要求1所述的微纳米发动机油,其特征在于:所述的粘度指数改进剂由乙烯丙烯共聚物OCP与氢化苯乙烯异戊二烯复配而成,乙烯丙烯共聚物与氢化苯乙烯异戊二烯的质量比为1:1~1:4。
7.根据权利要求1所述的微纳米发动机油,其特征在于:所述的降凝剂为T803B。
8.根据权利要求1所述的微纳米发动机油,其特征在于:制备方法为:先将PAO、己二酸酯、多元醇酯按比例加入搅拌釜中搅拌,加温至58℃-65℃,按顺序加入降凝剂,粘度指数改进剂,发动机油复合剂以及复配微纳米抗磨剂,恒温搅拌1小时得成品。
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CN109652179A (zh) * | 2018-12-29 | 2019-04-19 | 无锡飞天润滑油科技股份有限公司 | 润滑油制备方法 |
CN109762627A (zh) * | 2018-12-29 | 2019-05-17 | 无锡飞天润滑油科技股份有限公司 | 环保型润滑油制备方法 |
CN114437857A (zh) * | 2022-01-18 | 2022-05-06 | 上海速威润滑技术有限公司 | 一种节能长寿命的钼硼因子润滑油及其制备方法 |
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