CN108148665A - 一种稀油润滑油及其制备方法 - Google Patents

一种稀油润滑油及其制备方法 Download PDF

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CN108148665A
CN108148665A CN201711488603.0A CN201711488603A CN108148665A CN 108148665 A CN108148665 A CN 108148665A CN 201711488603 A CN201711488603 A CN 201711488603A CN 108148665 A CN108148665 A CN 108148665A
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何炉忠
王怀
杨德权
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Beiyuan new material technology (Guangdong) Co.,Ltd.
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Qianhai Shenzhen Longda New Energy Co Ltd
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Abstract

本发明公开了一种稀油润滑油及其制备方法,质量份组成为基础油85‑92份;降凝剂0.4‑1份;粘度指数改进剂2‑4份;清净分散剂0.3‑0.5份;抗氧剂1‑2份;抗泡剂1‑2份;抗乳化剂0.3‑0.5份;防锈剂1‑2份;锂皂稠化剂2‑3份。降凝剂为聚丙烯酸酯,粘度指数改进剂为乙烯丙烯共聚物,清净分散剂为水杨酸盐,抗氧剂为BHT抗氧剂,抗泡剂为聚醚改性硅,抗乳化剂为D114,防锈剂为无灰防锈剂,锂皂稠化物为十二羟基脂肪酸锂。本发明通过以PAO10和PAO100的混合油为基础油,在基础油中加入添加剂,混合反应得到稀油润滑油,在抗磨性、润滑性、低温性、高温性、热氧化安定性等方面优于现有的普通矿物油或半合成油,原料来源稳定,成本较低,能解决轴承启动噪音问题。

Description

一种稀油润滑油及其制备方法
技术领域
本发明涉及润滑油领域,尤其涉及的是一种稀油润滑油及其制备方法。
背景技术
随着人们生活水平的不断提高,家电产品已经在国内得到极大的普及,如各种厨房家电、空调、笔记本电脑、台式电脑等。这些家电产品中,有一个重要的散热工具就是散热风扇。人们对品质的要求不仅仅取决于耐用,对静音也提出了更高的要求。这也是为什么以前的电脑声音大,而现在的电脑声音都比较小。是因为产品的精度提高了,润滑油品质更高了。
在消费者体验上,许多人还是会发现,家电在首次启动时,依然会存在异音,随着时间的推移,这种情况会越来越严重。这就是散热风扇轴承的内浸油消耗,而又得不到补充,油品挥发,起润滑作用的油越来越少,导致异音更加严重。
而为了提供更高品质的产品,并给客户带来非凡的体验,我们需要在家电寿命终止前,都保证产品没有异音。解决的办法是在容易产生异音的摩擦副间补充一些润滑剂,但是让消费者自己拆开补加润滑剂是不现实的。
因此,现有技术存在缺陷,需要改进。
发明内容
本发明所要解决的技术问题是:提供一种容易生产,成本较低,能延长轴承使用寿命,减少轴承启动噪音的稀油润滑油。
本发明的技术方案如下:一种稀油润滑油,质量组分为:基础油85-92份;降凝剂0.4-1份;粘度指数改进剂2-4份;清净分散剂0.3-0.5份;抗氧剂1-2 份;抗泡剂1-2份;抗乳化剂0.3-0.5份;防锈剂1-2份;锂皂稠化剂2-3份。采用上述技术方案,所述的稀油润滑油中,所述基础油为复合基础油,所述复合基础油为PAO10与PAO100的混合油;其中,所述PAO10的质量份为34-37 份,所述PAO100的质量份为51-55份。
采用上述各个技术方案,所述的稀油润滑油中,所述PAO10的初馏点大于 300℃,倾点低于-40℃,40℃运动粘度为90~100mm2/s,粘度指数大于130;所述PAO的倾点低于-30℃,100℃运动粘度为98~100mm2/s,粘度指数大于140,酸值小于0.02mgKOH/g。
采用上述各个技术方案,所述的稀油润滑油中,所述降凝剂为聚丙烯酸酯;所述粘度指数改进剂为乙烯丙烯共聚物;所述清净分散剂为水杨酸盐;所述抗氧剂为BHT抗氧剂;所述抗泡剂为聚醚改性硅;所述抗乳化剂为D114;所述防锈剂为无灰防锈剂;所述锂皂稠化物为十二羟基脂肪酸锂。
采用上述各个技术方案,所述的稀油润滑油中,所述降凝剂质量份为0.4-1 份;所述粘度指数改进剂质量份为2-3;所述清净分散剂质量份为0.3-0.5份;所述抗氧剂质量份为1-1.5份;所述抗泡剂质量份为1-1.5份;所述抗乳化剂质量份为0.3-0.5份;所述防锈剂质量份为1-2份;所述锂皂稠化剂质量份为 2-3份。
一种制备上述各个技术方案的稀油润滑油的方法,制备步骤为:
(1)、按照质量份组成份数,将基础油混合均匀,取90%的基础油,往其中依次加入降凝剂聚丙烯酸酯、粘度指数改进剂乙烯丙烯共聚物、清净分散剂水杨酸盐、抗氧剂BHT抗氧剂、抗泡剂聚醚改性硅、抗乳化剂D114、防锈剂无灰防锈剂,混合均匀后置于密封调和釜中;
(2)、将密封调和釜温度控制在50-60℃,搅拌1-2小时,并控制粘度在 400~500mm2/s;
(3)、将氢氧化锂与十二羟基脂肪酸置于小型反应釜内,加入剩余10%的基础油混合均匀;
(4)、将小型反应釜加热至170℃,加热2小时,得到十二羟基脂肪酸锂,将十二羟基脂肪酸锂进行脱水处理后加入至密封调和釜中;
(5)、将密封调和釜温度控制在50~60℃,继续搅拌1小时,粘度控制在 700mm2/s~800mm2/s,得到所述稀油润滑油。
采用上述各个技术方案,本发明通过以PAO10和PAO100的混合油为基础油,在基础油中加入各添加剂,混合反应得到稀油润滑油,在抗磨性、润滑性、低温性、高温性、热氧化安定性能等方面优于现有的普通矿物油或半合成油,原料来源稳定,成本较低,可以解决散热风扇启动噪音问题。
具体实施方式
以下通过具体实施例,对本发明进行详细说明。
本实施例提供了一种稀油润滑油,质量组分为:基础油85-92份;降凝剂 0.4-1份;粘度指数改进剂2-4份;清净分散剂0.3-0.5份;抗氧剂1-2份;抗泡剂1-2份;抗乳化剂0.3-0.5份;防锈剂1-2份;锂皂稠化剂2-3份。其中,基础油的质量份可以是85份、87份、89份、90份或92份。
进一步的,所述基础油为复合基础油,复合基础油为PAO10与PAO100的混合油;所述复合基础油其中,所述PAO10的质量份为34-37份,所述PAO100 的质量份为51-55份,其中,所述PAO10的质量份可以为34份、35份、36份或37份,所述PAO100的质量份可以为51份、52份、53份、54份或55份。
本发明中,稀油润滑油在40℃的运动粘度为700~800mm2/s,可以为 700mm2/s、720mm2/s、740mm2/s、760mm2/s、780mm2/s或800mm2/s。为了满足高低温要求,稀油润滑油一般选择全合成基础油,基础油为复合基础油。复合基础油选用PAO10和PAO100两种单一基础油的混合油,其中,PAO10的粘度较低,40℃粘度在90~100mm2/s;PAO100的粘度较高,100℃运动粘度在 90~100mm2/s。
复合基础油选择PAO10是为了保证润滑油的低温启动,满足寒冷天气下使用的低温性能要求;选择PAO100是为了保证高温下的润滑,提供较厚的的油膜,其良好的粘附能力,保证在停机状态下也有一定厚度的油膜吸附在摩擦副表面,保证设备下一次启动时不会有异响。
更进一步的,所述PAO10的初馏点大于300℃,倾点低于-40℃,40℃运动粘度为90~100mm2/s,粘度指数大于130;所述PAO的倾点低于-30℃,100℃运动粘度为98~100mm2/s,粘度指数大于140,酸值小于0.02mgKOH/g。
进一步的,所述降凝剂为聚丙烯酸酯;所述粘度指数改进剂为乙烯丙烯共聚物;所述清净分散剂为水杨酸盐;所述抗氧剂为BHT抗氧剂;所述抗泡剂为聚醚改性硅;所述抗乳化剂为D114;所述防锈剂为无灰防锈剂;所述锂皂稠化物为十二羟基脂肪酸锂。
降凝剂能够通过改变油品中石蜡结晶形态,改变体系的界面状态和流变性能,降低油品的凝点。目前降凝剂产品有EVA及其改性物、聚(甲基)丙烯酸酯系列、马来酸酐共聚物、含氮类聚合物等。本发明选择聚酯类,酯类化合物有更好的生物降解性,聚酯类选择聚丙烯酸酯,其产品代号为T602。是一种非常成熟的降凝剂,降凝效果显著。
粘度指数改进剂包括氢化苯乙烯双烯共聚物、聚甲基丙烯酸酯、乙烯丙烯共聚物、聚异丁烯。考虑到成本以及环保性,本发明选择较成熟的乙烯丙烯共聚物,其产品代号为T613。是一种高性能的粘度指数改进剂,与上述T602复配使用,增粘能力和剪切稳定性好,低温性能良好。
清净分散剂选择水杨酸盐,能够使轴承因为长时间工作产生的磨损颗粒或油泥快速分解,延长轴承的使用寿命。
抗氧剂一般有芳香胺类抗氧剂、受阻酚类抗氧剂、辅助抗氧剂等,本发明选择德国拜耳生产的食品级BHT抗氧剂。
消泡剂多为液体复配产品,主要分为三类:矿物油类、有机硅类、聚醚类。本发明选择聚醚改性硅,其结合了聚醚跟有机硅消泡剂二者的优点,具有无毒无害,对环境友好,添加量极少,是一种高性价比的产品。
抗乳化剂可以消除分散相液滴结合的障碍,即消除液滴外面的保护膜,使液滴容易结合在一起。另外,抗乳化剂能使乳化液发生转相作用,是W/O型变成O/W型,达到分水的目的。本发明选择D114作为抗乳化剂。
防锈剂一般含有烃基及极性基团,它加入油品中时,其极性基团吸附(物理吸附或化学吸附)在金属表面,而烃基的一端则伸向油层。众多的防锈剂分子在金属表面形成分子定向排列,使水分和氧不能直接接触金属表面,从而防止金属锈蚀。本发明选择茂石化最新研究的无灰防锈剂,其特征在于它是由环烷酸或不饱和脂肪酸与多胺化合物经酰胺化缩合反应生成的羧酸多胺缩合物,酸值低,不容易生成沉淀物。
锂皂稠化剂选择十二羟基脂肪酸与氢氧化锂反应得到的十二羟基脂肪酸锂,当需要补充润滑时,少量的润滑油滴注,就能够在轴与轴承之间形成稳定的稀油分布。并且,微量的稠化剂,吸附在金属表面间,既阻止了液体油的挥发,又能很好的起到润滑保护的作用。
更进一步的,所述降凝剂质量份为0.4-1份;所述粘度指数改进剂质量份为2-3;所述清净分散剂质量份为0.3-0.5份;所述抗氧剂质量份为1-1.5份;所述抗泡剂质量份为1-1.5份;所述抗乳化剂质量份为0.3-0.5份;所述防锈剂质量份为1-2份;所述锂皂稠化剂质量份为2-3份。
本发明中,降凝剂质量份可以为0.4份、0.6份、0.8份或1份;粘度指数改进剂质量份可以为2份、2.5份或者3份;清净分散剂质量份可以为0.3份、 0.4份或者0.5份;抗氧剂质量份可以为1份、1.2份或者1.5份;抗泡剂质量份可以为1份、1.2份或者1.5份;抗乳化剂质量份可以为0.3份、0.4份或者 0.5份;防锈剂质量份可以为1份、1.5份或者2份;所述锂皂稠化剂质量份可以为2份、2.5份或3份。
一种制备上述各个技术方案的稀油润滑油的方法,制备步骤为:
(1)、按照质量份组成份数,将基础油混合均匀,取90%的基础油,往其中依次加入降凝剂聚丙烯酸酯、粘度指数改进剂乙烯丙烯共聚物、清净分散剂水杨酸盐、抗氧剂BHT抗氧剂、抗泡剂聚醚改性硅、抗乳化剂D114、防锈剂无灰防锈剂,混合均匀后置于密封调和釜中;
(2)、将密封调和釜温度控制在50-60℃,搅拌1-2小时,并控制粘度在 400~500mm2/s;
(3)、将氢氧化锂与十二羟基脂肪酸置于小型反应釜内,加入剩余10%的基础油混合均匀;
(4)、将小型反应釜加热至170℃,加热2小时,得到十二羟基脂肪酸锂,将十二羟基脂肪酸锂进行脱水处理后加入至密封调和釜中;
(5)、将密封调和釜温度控制在50~60℃,继续搅拌1小时,粘度控制在 700mm2/s~800mm2/s,得到所述稀油润滑油。
下面通过例举实施例,以帮助理解本发明。
实施例1
一种稀油润滑油,其按质量份数含量由以下组分组成:
(1)、PAO10为37份;
(2)、PAO100为51份;
(3)、降凝剂为0.5份;
(4)、粘度指数改进剂为3份;
(5)、清净分散剂为0.5份;
(6)、抗氧剂为1.5份;
(7)、抗泡剂为1.5份;
(8)、抗乳化剂为0.5份;
(9)、防绣剂为2份;
(10)、锂皂稠化剂为2.5份。
一种稀油润滑油的制备方法,其步骤包括:
(1)、将上述PAO10和PAO100混合均匀,取90%的复合基础油,往其中依次加入降凝剂聚丙烯酸酯、粘度指数改进剂乙烯丙烯共聚物、清净分散剂水杨酸盐、抗氧剂BHT抗氧剂、抗泡剂聚醚改性硅、抗乳化剂D114、防锈剂无灰防锈剂,混合均匀后置于密封调和釜中;
(2)、将密封调和釜温度控制在50-60℃,搅拌2小时,并控制粘度在 400~500mm2/s;
(3)、将氢氧化锂与十二羟基脂肪酸置于小型反应釜内,加入剩余10%的复合基础油混合均匀;
(4)、将小型反应釜加热至170℃,加热2小时,得到十二羟基脂肪酸锂,将十二羟基脂肪酸锂进行脱水处理后加入至密封调和釜中;
(5)、将密封调和釜温度控制在50~60℃,继续搅拌1小时,粘度控制在 700mm2/s~800mm2/s,得到所述稀油润滑油。
实施例2
一种稀油润滑油,其按质量份数含量由以下组分组成:
(1)、PAO10为34份;
(2)、PAO100为54份;
(3)、降凝剂为0.5份;
(4)、粘度指数改进剂为3份;
(5)、清净分散剂为0.5份;
(6)、抗氧剂为1.5份;
(7)、抗泡剂为1.5份;
(8)、抗乳化剂为0.5份;
(9)、防绣剂为2份;
(10)、锂皂稠化剂为2.5份。
一种稀油润滑油的制备方法,其步骤包括:
(1)、将上述PAO10和PAO100混合均匀,取90%的复合基础油,往其中依次加入降凝剂聚丙烯酸酯、粘度指数改进剂乙烯丙烯共聚物、清净分散剂水杨酸盐、抗氧剂BHT抗氧剂、抗泡剂聚醚改性硅、抗乳化剂D114、防锈剂无灰防锈剂,混合均匀后置于密封调和釜中;
(2)、将密封调和釜温度控制在50-60℃,搅拌2小时,并控制粘度在 400~500mm2/s;
(3)、将氢氧化锂与十二羟基脂肪酸置于小型反应釜内,加入剩余10%的复合基础油混合均匀;
(4)、将小型反应釜加热至170℃,加热2小时,得到十二羟基脂肪酸锂,将十二羟基脂肪酸锂进行脱水处理后加入至密封调和釜中;
(5)、将密封调和釜温度控制在50~60℃,继续搅拌1小时,粘度控制在 700mm2/s~800mm2/s,得到所述稀油润滑油。
实施例3
一种稀油润滑油,其按质量份数含量由以下组分组成:
(1)、PAO10为36份;
(2)、PAO100为52份;
(3)、降凝剂为0.5份;
(4)、粘度指数改进剂为3份;
(5)、清净分散剂为0.5份;
(6)、抗氧剂为1.5份;
(7)、抗泡剂为1.5份;
(8)、抗乳化剂为0.5份;
(9)、防绣剂为2份;
(10)、锂皂稠化剂为2.5份。
一种稀油润滑油的制备方法,其步骤包括:
(1)、将上述PAO10和PAO100混合均匀,取90%的复合基础油,往其中依次加入降凝剂聚丙烯酸酯、粘度指数改进剂乙烯丙烯共聚物、清净分散剂水杨酸盐、抗氧剂BHT抗氧剂、抗泡剂聚醚改性硅、抗乳化剂D114、防锈剂无灰防锈剂,混合均匀后置于密封调和釜中;
(2)、将密封调和釜温度控制在50-60℃,搅拌2小时,并控制粘度在 400~500mm2/s;
(3)、将氢氧化锂与十二羟基脂肪酸置于小型反应釜内,加入剩余10%的复合基础油混合均匀;
(4)、将小型反应釜加热至170℃,加热2小时,得到十二羟基脂肪酸锂,将十二羟基脂肪酸锂进行脱水处理后加入至密封调和釜中;
(5)、将密封调和釜温度控制在50~60℃,继续搅拌1小时,粘度控制在 700mm2/s~800mm2/s,得到所述稀油润滑油。
取克鲁伯2100,将其与上述3种实施例所得各稀油润滑油做实验对比,实验性能包括:运动粘度(40℃)、粘度指数、开口闪点、倾点、铜片腐蚀、旋转氧弹值、热稳定性等,具体的参数结果如表1所示。
表1:
通过上述实施例和对比例的结果可以看出,本发明的稀油润滑油上机试验指标优于克鲁伯2100。添加剂里纤维状结构的锂皂稠化剂,让润滑油在摩擦副间有更好的吸附保持作用,并延长轴承使用寿命,可以解决启动噪音问题。
采用上述各个技术方案,本发明通过以PAO10和PAO100的混合油为基础油,在基础油中加入各添加剂,混合反应得到稀油润滑油,在抗磨性、润滑性、低温性、高温性、热氧化安定性能等方面优于现有的普通矿物油或半合成油,原料来源稳定,成本较低,可以解决散热风扇启动噪音问题。
以上仅为本发明的较佳实施例而已,并不用于限制本发明,凡在本发明的精神和原则之内所作的任何修改、等同替换和改进等,均应包含在本发明的保护范围之内。

Claims (6)

1.一种稀油润滑油,其特征在于:质量份数组分为:基础油85-92份;降凝剂0.4-1份;粘度指数改进剂2-4份;清净分散剂0.3-0.5份;抗氧剂1-2份;抗泡剂1-2份;抗乳化剂0.3-0.5份;防锈剂1-2份;锂皂稠化剂2-3份。
2.根据权利要求1所述的稀油润滑油,其特征在于:所述基础油为复合基础油,所述复合基础油为PAO10与PAO100的混合油;其中,所述PAO10的质量份为34-37份,所述PAO100的质量份为51-55份。
3.根据权利要求2所述的稀油润滑油,其特征在于:所述PAO10的初馏点大于300℃,倾点低于-40℃,40℃运动粘度为90~100mm2/s,粘度指数大于130;所述PAO的倾点低于-30℃,100℃运动粘度为98~100mm2/s,粘度指数大于140,酸值小于0.02mgKOH/g。
4.根据权利要求1所述的稀油润滑油,其特征在于:所述降凝剂为聚丙烯酸酯;所述粘度指数改进剂为乙烯丙烯共聚物;所述清净分散剂为水杨酸盐;所述抗氧剂为BHT抗氧剂;所述抗泡剂为聚醚改性硅;所述抗乳化剂为D114;所述防锈剂为无灰防锈剂;所述锂皂稠化物为十二羟基脂肪酸锂。
5.根据权利要求1所述的稀油润滑油,其特征在于:所述降凝剂质量份为0.4-1份;所述粘度指数改进剂质量份为2-3;所述清净分散剂质量份为0.3-0.5份;所述抗氧剂质量份为1-1.5份;所述抗泡剂质量份为1-1.5份;所述抗乳化剂质量份为0.3-0.5份;所述防锈剂质量份为1-2份;所述锂皂稠化剂质量份为2-3份。
6.一种制备权1-5任一稀油润滑油的方法,其特征在于:制备步骤为:
(1)、按照质量份组成份数,将基础油混合均匀,取90%的基础油,往其中依次加入降凝剂聚丙烯酸酯、粘度指数改进剂乙烯丙烯共聚物、清净分散剂水杨酸盐、抗氧剂BHT抗氧剂、抗泡剂聚醚改性硅、抗乳化剂D114、防锈剂无灰防锈剂,混合均匀后置于密封调和釜中;
(2)、将密封调和釜温度控制在50-60℃,搅拌1-2小时,并控制粘度在400~500mm2/s;
(3)、将氢氧化锂与十二羟基脂肪酸置于小型反应釜内,加入剩余10%的基础油混合均匀;
(4)、将小型反应釜加热至170℃,加热2小时,得到十二羟基脂肪酸锂,将十二羟基脂肪酸锂进行脱水处理后加入至密封调和釜中;
(5)、将密封调和釜温度控制在50~60℃,继续搅拌1小时,粘度控制在700mm2/s~800mm2/s,得到所述稀油润滑油。
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