CN108085112A - 一种降温型润滑脂及其制备方法 - Google Patents
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Abstract
本发明公开了一种降温型润滑脂及其制备方法,属于润滑脂技术领域。本发明的技术方案要点为:一种降温型润滑脂,是由以下重量份的原料制备而成的:基础油50~70份;脂肪酸10~20份;二元酸1~3份;氢氧化锂2~5份;对苯二甲酸二甲酯0.5~1份;微球形纳米金刚石10~15份;分散剂3~5份;复合多效添加剂1~2份。本发明还具体公开了该降温型润滑脂的制备方法。本发明制得的降温型润滑脂具有良好的散热性、润滑性及极压耐磨性,并且该降温型润滑脂可在高温、低速、重载下正常工作,同时能够起到降低机械设备温度的功能。
Description
技术领域
本发明属于润滑脂技术领域,具体涉及一种降温型润滑脂及其制备方法。
背景技术
目前润滑脂或者润滑油已广泛应用于各种轻、重工业机械,这些机械在使用过程中都会产生热量,如果这些热量不及时散发出去的话就会影响机械设备的使用寿命,所以厂家一般都会另外增设一套降温设备,这样就增加了运行成本。
发明内容
本发明解决的技术问题是提供了一种散热性、润滑性及极压耐磨性均较好的降温型润滑脂及其制备方法,该润滑脂采用纳米金刚石作为生产润滑脂的一种原料生产的润滑脂能够起到降温的作用,所用的纳米金刚石为微球形貌,比表面积较大,散热性较好,因此起到了较好的降温性能。
本发明为解决上述技术问题采用如下技术方案,一种降温型润滑脂,其特征在于是由以下重量份的原料制备而成的:
基础油50~70份,该基础油为变压器油和甲基硅油的混合物;
脂肪酸10~20份,该脂肪酸为C12-24的羟基脂肪酸;
二元酸1~3份,该二元酸为C4-18的二元酸;
氢氧化锂2~5份;
对苯二甲酸二甲酯0.5~1份;
微球形纳米金刚石10~15份;
分散剂3~5份,该分散剂为三硼酸钾、氮化硼、乙二醇或其中任意两种的混合物;
复合多效添加剂1~2份,该复合多效添加剂由20wt%~30wt%的多乙烯多胺、8wt%~10wt%的苯骈三氮唑、10wt%~15wt%的二烷基硫代磷酸锌、30wt%~-35wt%的叔辛醇和20wt%~30wt%的苯二甲酸二辛酯调制而成。
进一步优选,所述的降温型润滑脂是由以下重量份的原料制备而成的:
基础油60份,该基础油为48份变压器油和12份甲基硅油的混合物;
脂肪酸16份,该脂肪酸为十二羟基硬脂酸;
二元酸2份,该二元酸为癸二酸;
氢氧化锂4份;
对苯二甲酸二甲酯1份;
微球形纳米金刚石12份;
分散剂3份,该分散剂为三硼酸钾;
复合多效添加剂2份,该复合多效添加剂由25wt%的多乙烯多胺、9wt%的苯骈三氮唑、11wt%的二烷基硫代磷酸锌、30wt%的叔辛醇和25wt%的苯二甲酸二辛酯调制而成。
本发明所述的降温型润滑脂的制备方法,其特征在于具体步骤为:
(1)取1/3基础油与微球形纳米金刚石和分散剂混合均匀得到均匀混合物;
(2)取1/3基础油加入反应釜中升温至70℃,再加入脂肪酸和二元酸,完全溶解后升温至90℃加入氢氧化锂水溶液;
(3)升温皂化1.5~2h,皂化结束后升温脱水,升温至140~150℃时加入对苯二甲酸二甲酯,恒温30min,再升温至200~210℃进行炼制;
(4)将剩余1/3基础油作为急冷油加入反应釜中进行降温,待温度降低120~140℃时加入步骤(1)得到的均匀混合物,搅拌混合均匀后继续降温至90℃加入复合多效添加剂,搅拌混合均匀即得降温型润滑脂。
本发明制得的降温型润滑脂具有良好的散热性、润滑性及极压耐磨性,并且该降温型润滑脂可在高温、低速、重载下正常工作,同时能够起到降低机械设备温度的功能。
具体实施方式
以下通过实施例对本发明的上述内容做进一步详细说明,但不应该将此理解为本发明上述主题的范围仅限于以下的实施例,凡基于本发明上述内容实现的技术均属于本发明的范围。
实施例1
(1)将48Kg变压器油和12Kg甲基硅油混合均匀得到基础油;
(2)取1/3步骤(1)得到的基础油与12Kg微球形纳米金刚石和3Kg三硼酸钾混合均匀得到均匀混合物;
(3)取1/3步骤(1)得到的基础油加入反应釜中升温至70℃,再加入16Kg十二羟基硬脂酸和2Kg癸二酸,完全溶解后升温至90℃加入含有4Kg的氢氧化锂水溶液;
(4)升温皂化1.5~2h,皂化结束后升温脱水,升温至140~150℃时加入1Kg对苯二甲酸二甲酯,恒温30min,再升温至200~210℃进行炼制;
(5)将剩余1/3步骤(1)得到的基础油作为急冷油加入反应釜中进行降温,待温度降低120~140℃时加入步骤(2)得到的均匀混合物,搅拌混合均匀后继续降温至90℃加入2Kg复合多效添加剂,该复合多效添加剂由25wt%的多乙烯多胺、9wt%的苯骈三氮唑、11wt%的二烷基硫代磷酸锌、30wt%的叔辛醇和25wt%的苯二甲酸二辛酯调制而成,搅拌混合均匀即得降温型润滑脂。
实施例2
(1)将30Kg变压器油和20Kg甲基硅油混合均匀得到基础油;
(2)取1/3步骤(1)得到的基础油与15Kg微球形纳米金刚石和3Kg氮化硼混合均匀得到均匀混合物;
(3)取1/3步骤(1)得到的基础油加入反应釜中升温至70℃,再加入10Kg十二羟基硬脂酸和3Kg癸二酸,完全溶解后升温至90℃加入含有5Kg的氢氧化锂水溶液;
(4)升温皂化1.5~2h,皂化结束后升温脱水,升温至140~150℃时加入1Kg对苯二甲酸二甲酯,恒温30min,再升温至200~210℃进行炼制;
(5)将剩余1/3步骤(1)得到的基础油作为急冷油加入反应釜中进行降温,待温度降低120~140℃时加入步骤(2)得到的均匀混合物,搅拌混合均匀后继续降温至90℃加入2Kg复合多效添加剂,该复合多效添加剂由25wt%的多乙烯多胺、9wt%的苯骈三氮唑、11wt%的二烷基硫代磷酸锌、30wt%的叔辛醇和25wt%的苯二甲酸二辛酯调制而成,搅拌混合均匀即得降温型润滑脂。
实施例3
(1)将45Kg变压器油和25Kg甲基硅油混合均匀得到基础油;
(2)取1/3步骤(1)得到的基础油与10Kg微球形纳米金刚石和5Kg乙二醇混合均匀得到均匀混合物;
(3)取1/3步骤(1)得到的基础油加入反应釜中升温至70℃,再加入20Kg十二羟基硬脂酸和1Kg丁二酸,完全溶解后升温至90℃加入含有2Kg的氢氧化锂水溶液;
(4)升温皂化1.5~2h,皂化结束后升温脱水,升温至140~150℃时加入0.5Kg对苯二甲酸二甲酯,恒温30min,再升温至200~210℃进行炼制;
(5)将剩余1/3步骤(1)得到的基础油作为急冷油加入反应釜中进行降温,待温度降低120~140℃时加入步骤(2)得到的均匀混合物,搅拌混合均匀后继续降温至90℃加入1Kg复合多效添加剂,该复合多效添加剂由25wt%的多乙烯多胺、9wt%的苯骈三氮唑、11wt%的二烷基硫代磷酸锌、30wt%的叔辛醇和25wt%的苯二甲酸二辛酯调制而成,搅拌混合均匀即得降温型润滑脂。
实施例1~3制得的降温型润滑脂可在高温、低速、重载下正常工作,同时能够起到降低机械设备温度的功能。
以上显示和描述了本发明的基本原理,主要特征和优点,在不脱离本发明精神和范围的前提下,本发明还有各种变化和改进,这些变化和改进都落入要求保护的本发明的范围。
Claims (3)
1.一种降温型润滑脂,其特征在于是由以下重量份的原料制备而成的:
基础油50~70份,该基础油为变压器油和甲基硅油的混合物;
脂肪酸10~20份,该脂肪酸为C12-24的羟基脂肪酸;
二元酸1~3份,该二元酸为C4-18的二元酸;
氢氧化锂2~5份;
对苯二甲酸二甲酯0.5~1份;
微球形纳米金刚石10~15份;
分散剂3~5份,该分散剂为三硼酸钾、氮化硼、乙二醇或其中任意两种的混合物;
复合多效添加剂1~2份,该复合多效添加剂由20wt%~30wt%的多乙烯多胺、8wt%~10wt%的苯骈三氮唑、10wt%~15wt%的二烷基硫代磷酸锌、30wt%~-35wt%的叔辛醇和20wt%~30wt%的苯二甲酸二辛酯调制而成。
2.根据权利要求1所述的降温型润滑脂,其特征在于是由以下重量份的原料制备而成的:
基础油60份,该基础油为48份变压器油和12份甲基硅油的混合物;
脂肪酸16份,该脂肪酸为十二羟基硬脂酸;
二元酸2份,该二元酸为癸二酸;
氢氧化锂4份;
对苯二甲酸二甲酯1份;
微球形纳米金刚石12份;
分散剂3份,该分散剂为三硼酸钾;
复合多效添加剂2份,该复合多效添加剂由25wt%的多乙烯多胺、9wt%的苯骈三氮唑、11wt%的二烷基硫代磷酸锌、30wt%的叔辛醇和25wt%的苯二甲酸二辛酯调制而成。
3.一种权利要求1或2所述的降温型润滑脂的制备方法,其特征在于具体步骤为:
(1)取1/3基础油与微球形纳米金刚石和分散剂混合均匀得到均匀混合物;
(2)取1/3基础油加入反应釜中升温至70℃,再加入脂肪酸和二元酸,完全溶解后升温至90℃加入氢氧化锂水溶液;
(3)升温皂化1.5~2h,皂化结束后升温脱水,升温至140~150℃时加入对苯二甲酸二甲酯,恒温30min,再升温至200~210℃进行炼制;
(4)将剩余1/3基础油作为急冷油加入反应釜中进行降温,待温度降低120~140℃时加入步骤(1)得到的均匀混合物,搅拌混合均匀后继续降温至90℃加入复合多效添加剂,搅拌混合均匀即得降温型润滑脂。
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CN102703170A (zh) * | 2012-06-15 | 2012-10-03 | 新乡市恒星化工有限责任公司 | 一种复合添加剂及其制备方法 |
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