CN115340899A - 一种可自行调节粘度的高性能内燃机油及其制备方法 - Google Patents

一种可自行调节粘度的高性能内燃机油及其制备方法 Download PDF

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CN115340899A
CN115340899A CN202211121820.7A CN202211121820A CN115340899A CN 115340899 A CN115340899 A CN 115340899A CN 202211121820 A CN202211121820 A CN 202211121820A CN 115340899 A CN115340899 A CN 115340899A
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viscosity
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林高通
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Fujian Heishi Lubricants Ltd
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Abstract

本发明涉及润滑油技术领域，尤其涉及一种可自行调节粘度的高性能内燃机油及其制备方法。该可自行调节粘度的高性能内燃机油，由包括以下重量份数的组分组成：合成基础油88～93份、高温抗氧剂0.4～0.8份、金属清净剂0.4～1份、无灰分散剂2～6份、抗氧防腐剂1～1.8份、纳米多效摩擦剂0.2～0.6份、粘度指数调节剂2.1～5.3份、降凝剂0.4～0.8份、油性剂0.12～0.26份。本发明制备的内燃机油可以根据发动机的磨损程度自行调整粘度。

Description

一种可自行调节粘度的高性能内燃机油及其制备方法
技术领域
本发明涉及润滑油技术领域，尤其涉及一种可自行调节粘度的高性能内燃机油及其制备方法。
背景技术
随着汽车的逐渐普及，人们对车辆的养护要求越来越高，绿色环保、节能、耐高温、高抗摩擦等性能将成为新一代汽车内燃机油的发展导向。高科技、高性能添加剂的应用再辅以合成型润滑油优异的特点，将在多方面赋予内燃机油更胜一筹的表现能力。
但是现有的内燃机油产品不能够自行调节粘度，需要人工调节粘度指数改进剂的用量，来适应内燃机油的使用条件。然而，发动机负荷、温度、转速和磨损程度对于内燃机油运动粘度的要求也存在一定的区别，由此可见，现有的润滑油产品，难以很好的满足发动机对于内燃机油运动粘度的要求。因此，如何提供一种可自行调节粘度的高性能内燃机油及其制备方法，是本领域技术人员所要解决的技术问题。
发明内容
本发明的目的在于提供一种可自行调节粘度的高性能内燃机油及其制备方法，以解决现有技术存在的缺陷。
为了实现上述发明目的，本发明提供以下技术方案：
本发明提供了一种可自行调节粘度的高性能内燃机油，由包括以下重量份数的组分组成：
合成基础油88～93份、高温抗氧剂0.4～0.8份、金属清净剂0.4～1份、无灰分散剂2～6份、抗氧防腐剂1～1.8份、纳米多效摩擦剂0.2～0.6份、粘度指数调节剂2.1～5.3份、降凝剂0.4～0.8份、油性剂0.12～0.26份。
优选的，所述粘度指数调节剂为氢化苯乙烯与异戊二烯共聚物、聚甲基丙烯酸酯、乙烯丙烯共聚物、聚异丁烯的混合物，其中氢化苯乙烯与异戊二烯共聚物、聚甲基丙烯酸酯、乙烯丙烯共聚物、聚异丁烯的质量比为1:0.8～1.5:0.5～0.8:1.2～1.8。
优选的，所述合成基础油包含聚α-烯烃和双酯，其中聚α-烯烃和双酯的质量比为70～80:5～10，其中α-烯烃为PAO6和/或PAO8。
优选的，所述金属清净剂为高碱值烷基水杨酸盐和/或高碱值硫化烷基酚盐。
优选的，所述无灰分散剂为高分子硼化聚异丁烯丁二酰亚胺；所述抗氧防腐剂为烷基化二苯胺。
优选的，所述纳米多效摩擦剂为纳米硼陶瓷摩擦改进剂和/或纳米硼酸盐摩擦改进剂。
优选的，所述高温抗氧剂为二烷基二苯胺和/或辛基二苯胺。
优选的，所述降凝剂为烷基萘和/或聚α-烯烃降凝剂。
优选的，所述油性剂为硫化烯烃棉籽油和/或苯三唑脂肪酸胺盐。
本发明还提供了一种上述可自行调节粘度的高性能内燃机油的制备方法，包括以下步骤：
将合成基础油、高温抗氧剂、金属清净剂、无灰分散剂、抗氧防腐剂、纳米多效摩擦剂、粘度指数调节剂、降凝剂、油性剂混匀后依次进行加热、搅拌、静置，即得到可自行调节粘度的高性能内燃机油。
经由上述技术方案可知，与现有技术相比，本发明具有如下的有益效果：
本发明提供了一种可自行调节粘度的高性能内燃机油及其制备方法，该内燃机油可以根据发动机的磨损程度自行调整粘度。
具体实施方式
本发明提供了一种可自行调节粘度的高性能内燃机油，由包括以下重量份数的组分组成：
合成基础油88～93份、高温抗氧剂0.4～0.8份、金属清净剂0.4～1份、无灰分散剂2～6份、抗氧防腐剂1～1.8份、纳米多效摩擦剂0.2～0.6份、粘度指数调节剂2.1～5.3份、降凝剂0.4～0.8份、油性剂0.12～0.26份。
在本发明中，所述合成基础油为88～93份，优选为89～92份，进一步优选为90～91份。在本发明中，所述合成基础油包含聚α-烯烃和双酯，其中聚α-烯烃和双酯的质量比为70～80:5～10，优选为72～78:6～9，进一步优选为73～76:7～8，其中α-烯烃为PAO6和/或PAO8，优选为PAO8，所述聚α-烯烃和双酯均购自上海道普化学国际贸易有限公司。
在本发明中，高温抗氧剂为0.4～0.8份，优选为0.5～0.7份，进一步优选为0.6份。在本发明中，所述高温抗氧剂为二烷基二苯胺和/或丁、辛基二苯胺，优选为二烷基二苯胺，所述高温抗氧剂购自新乡瑞丰新材料股份有限公司、辽宁锦州惠发天合化学有限公司。
在本发明中，金属清净剂为0.4～1份，优选为0.5～0.8份，进一步优选为0.6～0.7份。在本发明中，所述金属清净剂为高碱值烷基水杨酸盐和/或超高碱值合成磺酸钙，优选为超高碱值合成磺酸钙，所述金属清净剂购自新乡瑞丰新材料股份有限公司、沈阳华仑油品化学有限公司。
在本发明中，无灰分散剂为2～6份，优选为3～5份，进一步优选为4份。在本发明中，所述无灰分散剂为高分子硼化聚异丁烯丁二酰亚胺，所述无灰分散剂购自辽宁锦州惠发天合化学有限公司。
在本发明中，抗氧防腐剂为1～1.8份，优选为1.1～1.6份，进一步优选为1.3～1.5份。在本发明中，所述抗氧防腐剂为烷基化二苯胺，所述抗氧防腐剂购自辽宁锦州鸿庆泰化工材料商贸有限公司
在本发明中，纳米多效摩擦剂为0.2～0.6份，优选为0.3～0.5份，进一步优选为0.4份。在本发明中，所述纳米多效摩擦剂为纳米硼陶瓷摩擦改进剂和/或纳米硼酸盐摩擦改进剂，优选为纳米硼陶瓷摩擦改进剂。
在本发明中，粘度指数调节剂为2.1～5.3份，优选为2.5～5份，进一步优选为3～4份。在本发明中，所述粘度指数调节剂为氢化苯乙烯与异戊二烯共聚物、聚甲基丙烯酸酯、乙烯丙烯共聚物、聚异丁烯的混合物，其中氢化苯乙烯与异戊二烯共聚物、聚甲基丙烯酸酯、乙烯丙烯共聚物、聚异丁烯的质量比为1:0.8～1.5:0.5～0.8:1.2～1.8，优选为1:0.9～1.4:0.6～0.8:1.3～1.7，进一步优选为1:1.1～1.3:0.6～0.7:1.4～1.5，所述聚甲基丙烯酸酯、乙烯丙烯共聚物、聚异丁烯的混合物粘度指数改进剂购自上海浩鲲化工有限公司，氢化苯乙烯与异戊二烯共聚物粘度指数改进剂购自荷兰BRB(碧乐璧)公司。
在本发明中，降凝剂为0.4～0.8份，优选为0.5～0.7份，进一步优选为0.6份。在本发明中，所述降凝剂为烷基萘和/或聚α-烯烃降凝剂，优选为烷基萘，所述的降凝剂购自辽宁锦州惠发天合化学有限公司。
在本发明中，油性剂为0.12～0.26份，优选为0.15～0.23份，进一步优选为0.18～0.2份。在本发明中，所述油性剂为硫化烯烃棉籽油和/或苯三唑脂肪酸胺盐，优选为硫化烯烃棉籽油，所述油性剂购自沈阳华仑油品化学有限公司。
本发明还提供了一种上述可自行调节粘度的高性能内燃机油的制备方法，包括以下步骤：
将合成基础油、高温抗氧剂、金属清净剂、无灰分散剂、抗氧防腐剂、纳米多效摩擦剂、粘度指数调节剂、降凝剂、油性剂混匀后依次进行加热、搅拌、静置，即得到可自行调节粘度的高性能内燃机油。
在本发明中，所述混合是先将合成基础油加热至50～55℃，优选为51～53℃，然后加入高温抗氧剂、金属清净剂、无灰分散剂、抗氧防腐剂、纳米多效摩擦剂、粘度指数调节剂、降凝剂、油性剂，在150～200r/min的转速下搅拌80～85min，静置30～70min后得到可自行调节粘度的高性能内燃机油，优选为在160～180r/min的转速下搅拌81～84min静置40～50min。
下面结合实施例对本发明提供的技术方案进行详细的说明，但是不能把它们理解为对本发明保护范围的限定。
实施例1
称取合成基础油(聚α-烯烃PAO6和双酯的质量比为70:5)88份、高温抗氧剂二烷基二苯胺0.4份、金属清净剂高碱值烷基水杨酸盐0.4份、无灰分散剂高分子硼化聚异丁烯丁二酰亚胺2份、抗氧防腐剂烷基化二苯胺1份、纳米硼陶瓷摩擦改进剂0.2份、粘度指数调节剂(氢化苯乙烯与异戊二烯共聚物、聚甲基丙烯酸酯、乙烯丙烯共聚物、聚异丁烯的质量比为1:0.8:0.5:1.2)2.1份、烷基萘T801降凝剂0.4份、油性剂硫化烯烃棉籽油0.12份。
将合成基础油加热至50℃，然后加入高温抗氧剂、金属清净剂、无灰分散剂、抗氧防腐剂、纳米多效摩擦剂、粘度指数调节剂、降凝剂、油性剂，在150r/min的转速下搅拌80min，静置30min后得到可自行调节粘度的高性能内燃机油。
实施例2
称取合成基础油(聚α-烯烃PAO8和双酯的质量比为75:7)90份、高温抗氧剂辛基二苯胺0.6份、金属清净剂高碱值硫化烷基酚盐0.7份、无灰分散剂高分子硼化聚异丁烯丁二酰亚胺4份、抗氧防腐剂烷基化二苯胺1.4份、纳米硼酸盐摩擦改进剂0.4份、粘度指数调节剂(氢化苯乙烯与异戊二烯共聚物、聚甲基丙烯酸酯、乙烯丙烯共聚物、聚异丁烯的质量比为1:1.2:0.7:1.5)4份、聚α-烯烃T803B降凝剂0.6份、油性剂苯三唑脂肪酸胺盐0.19份。
将合成基础油加热至53℃，然后加入高温抗氧剂、金属清净剂、无灰分散剂、抗氧防腐剂、纳米多效摩擦剂、粘度指数调节剂、降凝剂、油性剂，在180r/min的转速下搅拌83min，静置50min后得到可自行调节粘度的高性能内燃机油。
实施例3
称取合成基础油(聚α-烯烃PAO8和双酯的质量比为80:10)93份、高温抗氧剂辛基二苯胺0.8份、金属清净剂高碱值烷基水杨酸盐1份、无灰分散剂高分子硼化聚异丁烯丁二酰亚胺6份、抗氧防腐剂烷基化二苯胺1.8份、纳米硼陶瓷摩擦改进剂0.6份、粘度指数调节剂(氢化苯乙烯与异戊二烯共聚物、聚甲基丙烯酸酯、乙烯丙烯共聚物、聚异丁烯的质量比为1:1.5:0.8:1.8)5.3份、烷基萘T801降凝剂0.8份、油性剂硫化烯烃棉籽油0.26份。
将合成基础油加热至55℃，然后加入高温抗氧剂、金属清净剂、无灰分散剂、抗氧防腐剂、纳米多效摩擦剂、粘度指数调节剂、降凝剂、油性剂，在150～200r/min的转速下搅拌85min，静置70min后得到可自行调节粘度的高性能内燃机油。
对比例1
称取合成基础油(聚α-烯烃PAO8和双酯的质量比为75:7)90份、高温抗氧剂辛基二苯胺0.6份、金属清净剂高碱值硫化烷基酚盐0.7份、无灰分散剂高分子硼化聚异丁烯丁二酰亚胺4份、抗氧防腐剂烷基化二苯胺1.4份、纳米硼酸盐摩擦改进剂0.4份、粘度指数调节剂(氢化苯乙烯与异戊二烯共聚物、聚甲基丙烯酸酯、乙烯丙烯共聚物的质量比为1:1.2:0.7)4份、聚α-烯烃T803B降凝剂0.6份、油性剂苯三唑脂肪酸胺盐0.19份。
将合成基础油加热至53℃，然后加入高温抗氧剂、金属清净剂、无灰分散剂、抗氧防腐剂、纳米多效摩擦剂、粘度指数调节剂、降凝剂、油性剂，在180r/min的转速下搅拌83min，静置50min后得到内燃机油。
对比例2
称取合成基础油(聚α-烯烃PAO8和双酯的质量比为75:7)90份、高温抗氧剂辛基二苯胺0.6份、金属清净剂高碱值硫化烷基酚盐0.7份、无灰分散剂高分子硼化聚异丁烯丁二酰亚胺4份、抗氧防腐剂烷基化二苯胺1.4份、纳米硼酸盐摩擦改进剂0.4份、粘度指数调节剂(聚甲基丙烯酸酯、乙烯丙烯共聚物、聚异丁烯的质量比为1.2:0.7:1.5)4份、聚α-烯烃T803B降凝剂0.6份、油性剂苯三唑脂肪酸胺盐0.19份。
将合成基础油加热至53℃，然后加入高温抗氧剂、金属清净剂、无灰分散剂、抗氧防腐剂、纳米多效摩擦剂、粘度指数调节剂、降凝剂、油性剂，在180r/min的转速下搅拌83min，静置50min后得到内燃机油。
将实施例1～3及对比例1～2制备的内燃机油进行性能测试，具体的测试结果见表1，粘度检测分别测试在发动机为磨合磨损、轻度磨损、中度磨损情况下100℃粘度值，四球试验的试验方法为GB/T3142；抗磨性能试验的试验方法为SH/T0198；摩擦系数的试验方法为SH/T0072。
表1实施例1～3及对比例1～2制备的内燃机油性能测试结果
Figure BDA0003847452400000061
Figure BDA0003847452400000071
由以上实施例及对比例可知，本发明提供了一种可自行调节粘度的高性能内燃机油及其制备方法，本发明制备的可自行调节粘度的高性能内燃机油可以根据发动机的磨损程度自行调整粘度，当粘度调节剂的复合体系发生改变时，根据发动机的磨损程度自行调整粘度能力变差。
以上所述仅是本发明的优选实施方式，应当指出，对于本技术领域的普通技术人员来说，在不脱离本发明原理的前提下，还可以做出若干改进和润饰，这些改进和润饰也应视为本发明的保护范围。

Claims (10)

1.一种可自行调节粘度的高性能内燃机油，其特征在于，由包括以下重量份数的组分组成：
合成基础油88～93份、高温抗氧剂0.4～0.8份、金属清净剂0.4～1份、无灰分散剂2～6份、抗氧防腐剂1～1.8份、纳米多效摩擦剂0.2～0.6份、粘度指数调节剂2.1～5.3份、降凝剂0.4～0.8份、油性剂0.12～0.26份。
2.根据权利要求1所述的一种可自行调节粘度的高性能内燃机油，其特征在于，所述粘度指数调节剂为氢化苯乙烯与异戊二烯共聚物、聚甲基丙烯酸酯、乙烯丙烯共聚物、聚异丁烯的混合物，其中氢化苯乙烯与异戊二烯共聚物、聚甲基丙烯酸酯、乙烯丙烯共聚物、聚异丁烯的质量比为1:0.8～1.5:0.5～0.8:1.2～1.8。
3.根据权利要求1或2所述的一种可自行调节粘度的高性能内燃机油，其特征在于，所述合成基础油包含聚α-烯烃和双酯，其中聚α-烯烃和双酯的质量比为70～80:5～10，其中α-烯烃为PAO6和/或PAO8。
4.根据权利要求3所述的一种可自行调节粘度的高性能内燃机油，其特征在于，所述金属清净剂为高碱值烷基水杨酸盐和/或高碱值硫化烷基酚盐。
5.根据权利要求1或2或4所述的一种可自行调节粘度的高性能内燃机油，其特征在于，所述无灰分散剂为高分子硼化聚异丁烯丁二酰亚胺；所述抗氧防腐剂为烷基化二苯胺。
6.根据权利要求5所述的一种可自行调节粘度的高性能内燃机油，其特征在于，所述纳米多效摩擦剂为纳米硼陶瓷摩擦改进剂和/或纳米硼酸盐摩擦改进剂。
7.根据权利要求1或6所述的一种可自行调节粘度的高性能内燃机油，其特征在于，所述高温抗氧剂为二烷基二苯胺和/或辛基二苯胺。
8.根据权利要求7所述的一种可自行调节粘度的高性能内燃机油，其特征在于，所述降凝剂为烷基萘和/或聚α-烯烃降凝剂。
9.据权利要求8所述的一种可自行调节粘度的高性能内燃机油，其特征在于，所述油性剂为硫化烯烃棉籽油和/或苯三唑脂肪酸胺盐。
10.权利要求1～9任一项所述的一种可自行调节粘度的高性能内燃机油的制备方法，其特征在于，包括以下步骤：
将合成基础油、高温抗氧剂、金属清净剂、无灰分散剂、抗氧防腐剂、纳米多效摩擦剂、粘度指数调节剂、降凝剂、油性剂混匀后依次进行加热、搅拌、静置，即得到可自行调节粘度的高性能内燃机油。
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