CN106367186B - 一种植物油基可降解型润滑油 - Google Patents

一种植物油基可降解型润滑油 Download PDF

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CN106367186B
CN106367186B CN201610763006.3A CN201610763006A CN106367186B CN 106367186 B CN106367186 B CN 106367186B CN 201610763006 A CN201610763006 A CN 201610763006A CN 106367186 B CN106367186 B CN 106367186B
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李勇
蔡莉丽
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Zhenjiang Baojie Lubricant Co.,Ltd.
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Abstract

本发明公开了一种植物油基可降解型润滑油,按照重量份数包括以下组分:植物基合成油125~160份、黏度指数改进剂2~6份、防腐剂2~5份、鳞片石墨2~5份、杀菌剂2~5份、消泡剂2~5份和水180~220份。所述植物基合成油按照重量份数包括以下组分:油酸5~10份、亚油酸3~9份、蓖麻油80~90份、棉籽油35~55份、硬脂酸1~3份、二羟硬脂酸1~3份。本发明所提供的植物油基可降解型润滑油及其制备方法,最大无卡咬负荷得到了很大的提高,具有较好的润滑性能及稳定性,此外,还可以进行生物降解,有利于环保。

Description

一种植物油基可降解型润滑油
技术领域
本发明属于精细化工生产技术领域,具体涉及一种润滑油。
背景技术
润滑油基础油主要分矿物基础油、合成基础油以及生物基础油三大类。矿物基础油应用广泛,用量很大(约95%以上),但有些应用场合则必须使用合成基础油和生物油基础油调配的产品,因而使这两种基础油得到迅速发展。
我国市场最流行润滑油油品大多是以石油为基础油的润滑油,它们难以降解,几乎长期留在环境中。每年全球消耗润滑油为3600~4000万吨,其中1000万吨左右的润滑油由于泄漏、飞溅、油气蒸发、包装用品的残留、不当地抛弃等原因直接进入人类居住的生态环境,严重污染土壤和水资源,破坏生态环境。20世纪70年代末,欧洲市场就出现了生物降解型润滑油,我国政府对润滑油的污染问题也很关注。但到目前为止,绝大多数使用的润滑油,还是石油为基础油的润滑油。
植物油基的润滑油是一种环境友好的润滑油,如豆油、玉米油、菜籽油、棉籽油、蓖麻油等,其中最早进入市场的是德国用菜籽油(含油量35~40)合成的润滑油。但菜籽油凝点较高,低温时容易凝固,酯化后低温性能不理想。菜籽油的氧化稳定性较差,在高温时容易形成油泥和沉淀物。因此,能否以植物油为基础制备出合适的润滑油,是值得研究的课题。
发明内容
发明目的:针对现有技术中的不足,本发明的第一个目的是提供一种植物油基可降解型润滑油;本发明的另一个目的是提供该植物油基可降解型润滑油的制备方法。
技术方案:
本发明所提供的植物油基可降解型润滑油,按照重量份数包括以下组分:植物基合成油125~170份、黏度指数改进剂2~6份、防腐剂2~5份、鳞片石墨2~5份、杀菌剂2~5份、消泡剂2~5份和水180~220份。
优选的,所述植物基合成油按照重量份数包括以下组分:油酸5~10份、亚油酸3~9份、蓖麻油80~90份、棉籽油35~55份、硬脂酸1~3份、二羟硬脂酸1~3份。
优选的,所述黏度指数改进剂为亚乙基双硬脂酸酰胺。
作为优选的,所述消泡剂为聚氧乙烯聚氧丙烯季戊四醇醚。
进一步优选的,所述防腐剂为双乙酸钠。
优选的,所述杀菌剂为甲基托布津。
本发明同时提供的用于上述植物油基可降解型润滑油的制备方法包括如下步骤:
步骤1)将将相应重量份数的油酸、亚油酸、蓖麻油和棉籽油混合搅拌,得到油状混合物,并保持搅拌状态;
步骤2)将将相应重量份数的硬脂酸、二羟硬脂酸混合加热,加热至60~65℃后,逐渐加入步骤1)所得的油装混合物中,持续搅拌10~15分钟,即得到植物基合成油;
步骤3)将上述所得植物基合成油加热至40~45℃后加入将相应重量份数的防腐剂、鳞片石墨、杀菌剂、消泡剂和水,在35~40rps的转速下搅拌10~20min;
步骤4)最后加入将相应重量份数的黏度指数改进剂,在30~35rps的转速下搅拌20~30min,即得。
优选的,上述步骤2)中,原料配比为:油酸5~10份、亚油酸3~9份、蓖麻油80~90份、棉籽油35~55份、硬脂酸1~3份、二羟硬脂酸1~3份。
作为优选的,上述步骤3)至步骤4)中,原料的配比为植物基合成油125~170份、黏度指数改进剂2~6份、防腐剂2~5份、鳞片石墨2~5份、杀菌剂2~5份、消泡剂2~5份和水180~220份。
有益效果:本发明所提供的植物油基可降解型润滑油,各种化学溶剂的协同作用使粒子在润滑剂中稳定性增强,不易沉降,润滑性能好,能够有效的降低摩擦,降低损耗,本发明的制备方法简单,生产成本低,采用本发明所提供的方法所制备的润滑油的最大无卡咬负荷得到了很大的提高,具有较好的润滑性能及稳定性,此外,还可以进行生物降解,有利于环保。
具体实施方式:
实施例1
一种植物油基可降解型润滑油,按照重量份数包括以下组分:植物基合成油125份、黏度指数改进剂2份、防腐剂2份、鳞片石墨2份、杀菌剂2份、消泡剂2份和水180份。
其中所述植物基合成油按照重量份数包括以下组分:油酸5份、亚油酸3份、蓖麻油80份、棉籽油35份、硬脂酸1份、二羟硬脂酸1份。
本实施例中植物油基可降解型润滑油的制备方法为:
步骤1)将相应重量份数的油酸、亚油酸、蓖麻油和棉籽油混合搅拌,得到油状混合物,并保持搅拌状态;
步骤2)将相应重量份数的硬脂酸、二羟硬脂酸混合加热,加热至60℃后,逐渐加入步骤1)所得的油装混合物中,持续搅拌10分钟,即得到植物基合成油;
步骤3)将上述所得植物基合成油加热至40℃后加入将相应重量份数的防腐剂、鳞片石墨、杀菌剂、消泡剂和水,在35rps的转速下搅拌10min;
步骤4)最后加入将相应重量份数的黏度指数改进剂,在30rps的转速下搅拌20min,即得。
其中步骤1)~步骤2)为本实施例中植物基合成油的制备方法。
实施例2
一种植物油基可降解型润滑油,按照重量份数包括以下组分:植物基合成油170份、黏度指数改进剂6份、防腐剂5份、鳞片石墨5份、杀菌剂5份、消泡剂5份和水220份。
其中所述植物基合成油按照重量份数包括以下组分:油酸10份、亚油酸9份、蓖麻油90份、棉籽油55份、硬脂酸3份、二羟硬脂酸3份。
本实施例中植物油基可降解型润滑油的制备方法为:
步骤1)将相应重量份数的油酸、亚油酸、蓖麻油和棉籽油混合搅拌,得到油状混合物,并保持搅拌状态;
步骤2)将相应重量份数的硬脂酸、二羟硬脂酸混合加热,加热至65℃后,逐渐加入步骤1)所得的油装混合物中,持续搅拌15分钟,即得到植物基合成油;
步骤3)将上述所得植物基合成油加热至45℃后加入将相应重量份数的防腐剂、鳞片石墨、杀菌剂、消泡剂和水,在40rps的转速下搅拌20min;
步骤4)最后加入将相应重量份数的黏度指数改进剂,在35rps的转速下搅拌30min,即得。
其中步骤1)~步骤2)为本实施例中植物基合成油的制备方法。
实施例3
一种植物油基可降解型润滑油,按照重量份数包括以下组分:植物基合成油148份、黏度指数改进剂4份、防腐剂4份、鳞片石墨4份、杀菌剂4份、消泡剂4份和水200份。
其中所述植物基合成油按照重量份数包括以下组分:油酸8份、亚油酸6份、蓖麻油85份、棉籽油45份、硬脂酸2份、二羟硬脂酸2份。
本实施例中植物油基可降解型润滑油的制备方法为:
步骤1)将相应重量份数的油酸、亚油酸、蓖麻油和棉籽油混合搅拌,得到油状混合物,并保持搅拌状态;
步骤2)将相应重量份数的硬脂酸、二羟硬脂酸混合加热,加热至62℃后,逐渐加入步骤1)所得的油装混合物中,持续搅拌12分钟,即得到植物基合成油;
步骤3)将上述所得植物基合成油加热至42℃后加入将相应重量份数的防腐剂、鳞片石墨、杀菌剂、消泡剂和水,在38rps的转速下搅拌15min;
步骤4)最后加入将相应重量份数的黏度指数改进剂,在32rps的转速下搅拌25min,即得。
其中步骤1)~步骤2)为本实施例中植物基合成油的制备方法。
实施例4
一种植物油基可降解型润滑油,按照重量份数包括以下组分:植物基合成油140份、黏度指数改进剂3份、防腐剂3份、鳞片石墨3份、杀菌剂3份、消泡剂3份和水190份。
其中所述植物基合成油按照重量份数包括以下组分:油酸6份、亚油酸4份、蓖麻油84份、棉籽油40份、硬脂酸3份、二羟硬脂酸3份。
本实施例中植物油基可降解型润滑油的制备方法为:
步骤1)将将相应重量份数的油酸、亚油酸、蓖麻油和棉籽油混合搅拌,得到油状混合物,并保持搅拌状态;
步骤2)将将相应重量份数的硬脂酸、二羟硬脂酸混合加热,加热至60℃后,逐渐加入步骤1)所得的油装混合物中,持续搅拌12分钟,即得到植物基合成油;
步骤3)将上述所得植物基合成油加热至40℃后加入将相应重量份数的防腐剂、鳞片石墨、杀菌剂、消泡剂和水,在35rps的转速下搅拌15min;
步骤4)最后加入将相应重量份数的黏度指数改进剂,在35rps的转速下搅拌20min,即得。
其中步骤1)~步骤2)为本实施例中植物基合成油的制备方法。
实施例5
一种植物油基可降解型润滑油,按照重量份数包括以下组分:植物基合成油156份、黏度指数改进剂4份、防腐剂4份、鳞片石墨3份、杀菌剂3份、消泡剂3份和水210份。
其中所述植物基合成油按照重量份数包括以下组分:油酸7份、亚油酸7份、蓖麻油88份、棉籽油50份、硬脂酸2份、二羟硬脂酸2份。
本实施例中植物油基可降解型润滑油的制备方法为:
步骤1)将相应重量份数的油酸、亚油酸、蓖麻油和棉籽油混合搅拌,得到油状混合物,并保持搅拌状态;
步骤2)将相应重量份数的硬脂酸、二羟硬脂酸混合加热,加热至65℃后,逐渐加入步骤1)所得的油装混合物中,持续搅拌15分钟,即得到植物基合成油;
步骤3)将上述所得植物基合成油加热至45℃后加入将相应重量份数的防腐剂、鳞片石墨、杀菌剂、消泡剂和水,在35rps的转速下搅拌15min;
步骤4)最后加入将相应重量份数的黏度指数改进剂,在30rps的转速下搅拌28min,即得。
其中步骤1)~步骤2)为本实施例中植物基合成油的制备方法。
实验例6
将实施例1~实施例5所得的润滑油,进行最大无卡咬负荷(PB值)测试(测试方法采用BG/T3142)及生物降解率测试,,所得结果如下表所示:
PB值反应了润滑油的承载能力和润滑极压性能,由表中结果可见,实施例5所得的润滑油产品,不仅PB值高,而且生物降解率高,性能最佳。

Claims (5)

1.一种植物油基可降解型润滑油,其特征在于按照重量份数包括以下组分:植物基合成油125~170份、黏度指数改进剂2~6份、防腐剂2~5份、鳞片石墨2~5份、杀菌剂2~5份、消泡剂2~5份和水180~220份;
所述植物基合成油按照重量份数包括以下组分:油酸5~10份、亚油酸3~9份、蓖麻油80~90份、棉籽油35~55份、硬脂酸1~3份、二羟硬脂酸1~3份;
所述黏度指数改进剂为亚乙基双硬脂酸酰胺。
2.如权利要求1所述的植物油基可降解型润滑油,其特征在于所述消泡剂为聚氧乙烯聚氧丙烯季戊四醇醚。
3.如权利要求1所述的植物油基可降解型润滑油,其特征在于所述防腐剂为双乙酸钠。
4.如权利要求1所述的植物油基可降解型润滑油,其特征在于所述杀菌剂为甲基托布津。
5.如权利要求1~4任一项所述的植物油基可降解型润滑油,其特征在于所述植物油基可降解型润滑油的制备方法包括如下步骤:
步骤1)将将相应重量份数的油酸、亚油酸、棉籽油、蓖麻油混合搅拌,得到油状混合物,并保持搅拌状态;
步骤2)将将相应重量份数的硬脂酸、二羟硬脂酸混合加热,加热至60~65℃后,逐渐加入步骤1)所得的油状混合物中,持续搅拌10~15分钟,即得到植物基合成油;
步骤3)将上述所得植物基合成油加热至40~45℃后加入将相应重量份数的防腐剂、鳞片石墨、杀菌剂、消泡剂和水,在35~40rps的转速下搅拌10~20min;
步骤4)最后加入将相应重量份数的黏度指数改进剂,在30~35rps的转速下搅拌20~30min,即得。
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CN102010779A (zh) * 2010-12-20 2011-04-13 南京工程学院 一种钢帘线拉拔润滑剂及其制备方法
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