CN108485769A - 一种耐高温润滑油脂及其制备方法 - Google Patents
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Abstract
本发明提出一种耐高温润滑油脂,所述高温润滑油脂按质量百分比由以下组分组成:12‑羟基硬脂酸13%、癸二酸6%、三硬脂酸铝5%、基础油40%、抗氧剂5057 2%、仲烷基磺酸钠5%、氨基甲酸丁酯15%、抗磨添加剂2%、抗乳化添加剂1%、增粘剂1%;本发明提出的耐高温润滑油脂应用于刹车分泵导向梢、刹车片背面隔热耐温、轮毂和钢圈接触点等部件润滑,具有良好的耐热性,增加刹车系统的安全性能;并且所述耐高温润滑油脂在高温下损耗较少,延长润滑油的使用周期。
Description
技术领域
本发明涉及润滑油技术领域,尤其是一种耐高温润滑油脂及其制备方法。
背景技术
汽车刹车系统中,刹车分泵导向梢,刹车片背面及轮毂与钢圈按触点,这些部件在传统保养中沿用均是用常规锂基脂做为润滑使用,由于常规锂基脂的耐温性能及抗磨性能差,不能达到整体刹车系统中分泵导向梢,刹车片背面隔热耐温,及轮毂和钢圈按触点的高温润滑要求,以至存在如下问题:常规锂基脂使用温度较低,一般不会超过120度,高温下常规锂基脂很快会变稀流失或碳化,容易导致分泵导向梢受热后出现与橡塑密封松动,刹车片背面受热出现响声,轮毂与钢圈接触点高温时咬合。
发明内容
为了解决上述问题,本发明提出一种耐高温润滑油脂及其制备方法。
本发明通过以下技术方案实现的:
一种耐高温润滑油脂,其特征在于,所述耐高温润滑油脂按质量百分比由以下组分组成:12-羟基硬脂酸10%-15%、癸二酸4%-8%、三硬脂酸铝10%-20%、基础油38%-43%、抗氧剂5057 1%-3%、仲烷基磺酸钠2%-7%、氨基甲酸丁酯13%-18%、抗磨添加剂1%-3%、抗乳化添加剂0.5%-2%、增粘剂0.5%-2%。
进一步的,所述耐高温润滑油脂按质量百分比由以下组分组成:12-羟基硬脂酸13%、癸二酸6%、三硬脂酸铝5%、基础油40%、抗氧剂5057 2%、仲烷基磺酸钠5%、氨基甲酸丁酯15%、抗磨添加剂2%、抗乳化添加剂1%、增粘剂1%。
进一步的,所述12-羟基硬脂酸的CAS号为:106-14-9; 12-羟基硬脂酸是润滑油中常用的有机溶剂,低度,不溶于水,具有良好的润滑性能和防水性能。
进一步的,所述癸二酸的CAS号为:111-20-6;癸二酸作为一般润滑剂常用的添加剂,具有良好的润滑性能,且熔点较高,提高所述耐高温润滑油脂的耐热性。
进一步的,所述三硬脂酸铝的CAS号为:637-12-7;三硬脂酸铝用于增加润滑油脂的热稳定性,稠化所述耐高温润滑油脂,并具有一定的防水性能,三硬脂酸铝还有良好的防锈性能。
进一步的,所述抗氧剂5057的CAS号为: 68411-46-1;抗氧剂5057能够防止所述耐高温润滑油脂在高温状态下被空气氧化,延长所述耐高温润滑油脂的使用周期。
进一步的,所述仲烷基磺酸钠的CAS号为:68411-30-3;仲烷基磺酸钠具有良好的去污和乳化力,防止所述耐高温润滑油脂被污染,影响所述耐高温润滑油脂的使用性能。
进一步的,所述氨基甲酸丁酯的CAS号为:592-35-8;有机溶剂,用于溶解抗氧剂5057和仲烷基磺酸钠。
进一步的,所述抗乳化添加剂的CAS号为:9042-19-7;拮抗仲烷基磺酸钠的乳化性能,防止所述耐高温润滑油脂乳化,提高所述耐高温润滑油脂使用效率,延长所述耐高温润滑油脂使用周期。
进一步的,所述增粘剂的CAS号为:8002-05-9。增加所述耐高温润滑油脂的粘性,防止所述耐高温润滑油脂从所保护的活动部件变稀流失。
进一步的,所述基础油为硅油,CAS号为:63148-62-9;能够溶解上述有机溶剂,并且具有耐高温,抗氧化,不易挥发,绝缘,无腐蚀性,无毒性的特点。
进一步的,所述抗磨添加剂为异丙醇频哪醇硼酸酯,CAS号为:61676-62-8;所述抗磨添加剂具有良好的耐磨性能,防止保护的活动部件磨损老化,并且所述抗磨添加剂常用于芳环偶联,增加组分间溶解,防止所述耐高温润滑油脂组分分离。
进一步的,所述抗乳化剂为聚环氧丙烷,CAS号为:9042-19-7。拮抗仲烷基磺酸钠的乳化性能,防止所述耐高温润滑油脂乳化,提高所述耐高温润滑油脂使用效率,延长所述耐高温润滑油脂使用周期。
本发明还提供一种制备上述耐高温润滑油脂的制备方法,步骤为:
(1)按配比将所述12-羟基硬脂酸13%、所述癸二酸6%、所述三硬脂酸铝5%、所述基础油40%按顺序依次投入皂化釜容器中,充分搅拌同时压盖升压至0.1MPa,加热升至温度100-120摄氏度,持续30分钟,待所述皂化釜内原料稠化;
(2)按配比将所述抗氧剂5057 2%、所述仲烷基磺酸钠5%、所述氨基甲酸丁酯15%依次投入所述皂化釜容器中,充分搅拌同时压盖升压至0.1MPa,加热升至温度100-120摄氏度,持续30分钟,待所述皂化釜内原料稠化;
(3)加热升温至180-200摄氏度进行高温复合炼制,高温符合炼制30分钟后,降温至100摄氏度时打开所述皂化釜盖,按配比将抗磨添加剂2%、抗乳化添加剂1%、增粘剂1%加入所述皂化釜中进行搅拌,搅拌时间在30分钟以上;
(4)待所述皂化釜中原料冷却降温至室温(25℃±5℃)后,脱气,用120目过滤网过滤所述皂化釜原料,过滤后成品即为所述高温润滑油油脂。
本发明的有益效果:
本发明提出的一种耐高温润滑油脂相比于一般的锂基脂具有更好的耐高温性能,并且通过添加、结合不同的组分,使耐高温润滑油脂具有防污放水、防锈、耐碱性、抗乳化、粘度高等性能,降低被涂抹部件的损耗,防止被涂抹部件生锈,延长部件及耐高温润滑油脂的使用周期。
具体实施方式
为了更加清楚、完整的说明本发明的技术方案,下面对本发明作进一步说明。
一种耐高温润滑油脂按质量百分比由以下组分组成:12-羟基硬脂酸13%、癸二酸6%、三硬脂酸铝5%、基础油40%、抗氧剂5057 2%、仲烷基磺酸钠5%、氨基甲酸丁酯15%、抗磨添加剂2%、抗乳化添加剂1%、增粘剂1%。
所述12-羟基硬脂酸的CAS号为:106-14-9; 12-羟基硬脂酸是润滑油中常用的有机溶剂,低度,不溶于水,具有良好的润滑性能和防水性能。
所述癸二酸的CAS号为:111-20-6;癸二酸作为一般润滑剂常用的添加剂,具有良好的润滑性能,且熔点较高,提高所述耐高温润滑油脂的耐热性。
所述三硬脂酸铝的CAS号为:637-12-7;三硬脂酸铝用于增加润滑油脂的热稳定性,稠化所述耐高温润滑油脂,并具有一定的防水性能,三硬脂酸铝还有良好的防锈性能。
所述抗氧剂5057的CAS号为: 68411-46-1;抗氧剂5057能够防止所述耐高温润滑油脂在高温状态下被空气氧化,延长所述耐高温润滑油脂的使用周期。
所述仲烷基磺酸钠的CAS号为:68411-30-3;仲烷基磺酸钠具有良好的去污和乳化力,防止所述耐高温润滑油脂被污染,影响所述耐高温润滑油脂的使用性能。
所述氨基甲酸丁酯的CAS号为:592-35-8;有机溶剂,用于溶解抗氧剂5057和仲烷基磺酸钠。
所述抗乳化添加剂的CAS号为:9042-19-7;拮抗仲烷基磺酸钠的乳化性能,防止所述耐高温润滑油脂乳化,提高所述耐高温润滑油脂使用效率,延长所述耐高温润滑油脂使用周期。
所述增粘剂的CAS号为:8002-05-9。增加所述耐高温润滑油脂的粘性,防止所述耐高温润滑油脂从所保护的活动部件变稀流失。
所述基础油为硅油,CAS号为:63148-62-9;能够溶解上述有机溶剂,并且具有耐高温,抗氧化,不易挥发,绝缘,无腐蚀性,无毒性的特点。
所述抗磨添加剂为异丙醇频哪醇硼酸酯,CAS号为:61676-62-8;所述抗磨添加剂具有良好的耐磨性能,防止保护的活动部件磨损老化,并且所述抗磨添加剂常用于芳环偶联,增加组分间溶解,防止所述耐高温润滑油脂组分分离。
所述抗乳化剂为聚环氧丙烷,CAS号为:9042-19-7。拮抗仲烷基磺酸钠的乳化性能,防止所述耐高温润滑油脂乳化,提高所述耐高温润滑油脂使用效率,延长所述耐高温润滑油脂使用周期。
实施例1:
上述耐高温润滑油脂的制备方法为:
(1)按配比将所述12-羟基硬脂酸13%、所述癸二酸6%、所述三硬脂酸铝5%、所述基础油40%按顺序依次投入皂化釜容器中,充分搅拌同时压盖升压至0.1MPa,加热升至温度100-120摄氏度,持续30分钟,待所述皂化釜内原料稠化;
(2)按配比将所述抗氧剂5057 2%、所述仲烷基磺酸钠5%、所述氨基甲酸丁酯15%依次投入所述皂化釜容器中,充分搅拌同时压盖升压至0.1MPa,加热升至温度100-120摄氏度,持续30分钟,待所述皂化釜内原料稠化;
(3)加热升温至180-200摄氏度进行高温复合炼制,高温符合炼制30分钟后,降温至100摄氏度时打开所述皂化釜盖,按配比将抗磨添加剂2%、抗乳化添加剂1%、增粘剂1%加入所述皂化釜中进行搅拌,搅拌时间在30分钟以上;
(4)待所述皂化釜中原料冷却降温至室温(25℃±5℃)后,脱气,用120目过滤网过滤所述皂化釜原料,过滤后成品即为所述高温润滑油油脂。
实施例2:
本发明通过以下方法描述所述耐高温润滑油脂的特性:
运动粘度:根据检测标准GB/T 256-88《石油产品运动粘度测定法和动力粘度计算法》的检测方法检测所述耐高温润滑油脂,所述耐高温润滑油脂在40摄氏度下的运动粘度为230-250mm2/s,此范围的运动粘度能够防止因粘度阻力造成的挥发损耗和能量损耗。
倾点:据检测标准GB/T 3535-2006《石油产品倾点测定法》的检测方法检测所述耐高温润滑油脂,所述耐高温润滑油脂倾点小于等于零下20摄氏度,此范围内的倾点能够防止低温环境下,所述耐高温润滑油脂粘度阻力增加。
粘度指数范围:根据检测标准GB/T 1995-1998《石油产品粘度指数计算法》的检测方法检测所述耐高温润滑油脂,所述耐高温润滑油脂粘度指数范围为:105-120,此范围粘度指数能防止所述耐高温润滑油脂因温度变化而改变性能。
闪点:根据检测标准GB/T GB/T3536-2008《石油产品闪点和燃点的测定 克利夫兰开口杯法》的检测方法检测所述耐高温润滑油脂,所述耐高温润滑油闪点为413摄氏度,此闪点用于降低所述耐高温润滑油脂的挥发损耗和高温环境工作损耗;
本发明提出的耐高温润滑油脂能够应用于刹车分泵导向梢、刹车片背面隔热耐温,轮毂和钢圈接触点、车身各活动部件、轴承的润滑防磨。本发明具有的防锈性能也能保护部件不被锈蚀,延长部件的使用周期。
当然,本发明还可有其它多种实施方式,基于本实施方式,本领域的普通技术人员在没有做出任何创造性劳动的前提下所获得其他实施方式,都属于本发明所保护的范围。
Claims (5)
1.一种耐高温润滑油脂,其特征在于,所述耐高温润滑油脂按质量百分比由以下组分组成:12-羟基硬脂酸10%-15%、癸二酸4%-8%、三硬脂酸铝10%-20%、基础油38%-43%、抗氧剂5057 1%-3%、仲烷基磺酸钠2%-7%、氨基甲酸丁酯13%-18%、抗磨添加剂1%-3%、抗乳化添加剂0.5%-2%、增粘剂0.5%-2%。
2.根据权利要求1所述的耐高温润滑油脂,其特征在于,所述耐高温润滑油脂按质量百分比由以下组分组成:12-羟基硬脂酸13%、癸二酸6%、三硬脂酸铝5%、基础油40%、抗氧剂5057 2%、仲烷基磺酸钠5%、氨基甲酸丁酯15%、抗磨添加剂2%、抗乳化添加剂1%、增粘剂1%。
3.根据权利要求1所述的耐高温润滑油脂,其特征在于:
所述12-羟基硬脂酸的CAS号为:106-14-9;
所述癸二酸的CAS号为:111-20-6;
所述三硬脂酸铝的CAS号为:637-12-7;
所述抗氧剂5057的CAS号为: 68411-46-1;
所述仲烷基磺酸钠的CAS号为:68411-30-3;
所述氨基甲酸丁酯的CAS号为:598-35-8;
所述抗乳化添加剂的CAS号为:9042-19-7;
所述增粘剂的CAS号为:8002-05-9。
4.根据权利要求1所述的耐高温润滑油脂,其特征在于:
所述基础油为硅油,CAS号为:63148-62-9;
所述抗磨添加剂为异丙醇频哪醇硼酸酯,CAS号为:61676-62-8;
所述抗乳化剂为聚环氧丙烷,CAS号为:9042-19-7。
5.一种如权利要求1至4的任意一项所述的耐高温润滑油脂的制备方法,其特征在于,所述制备方法包括下列步骤:
(1)按配比将所述12-羟基硬脂酸13%、所述癸二酸6%、所述三硬脂酸铝5%、所述基础油40%按顺序依次投入皂化釜容器中,充分搅拌同时压盖升压至0.1MPa,加热升至温度100-120摄氏度,持续30分钟,待所述皂化釜内原料稠化;
(2)按配比将所述抗氧剂5057 2%、所述仲烷基磺酸钠5%、所述氨基甲酸丁酯15%依次投入所述皂化釜容器中,充分搅拌同时压盖升压至0.1MPa,加热升至温度100-120摄氏度,持续30分钟,待所述皂化釜内原料稠化;
(3)加热升温至180-200摄氏度进行高温复合炼制,高温符合炼制30分钟后,降温至100摄氏度时打开所述皂化釜盖,按配比将抗磨添加剂2%、抗乳化添加剂1%、增粘剂1%加入所述皂化釜中进行搅拌,搅拌时间在30分钟以上;
(4)待所述皂化釜中原料冷却降温至室温(25℃±5℃)后,脱气,用120目过滤网过滤所述皂化釜原料,过滤后成品即为所述高温润滑油油脂。
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