CN106967485A - 用于混合动力汽车变速箱油的组合物及制备方法以及包含该组合物的变速箱油及制备方法 - Google Patents

用于混合动力汽车变速箱油的组合物及制备方法以及包含该组合物的变速箱油及制备方法 Download PDF

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CN106967485A
CN106967485A CN201710210764.7A CN201710210764A CN106967485A CN 106967485 A CN106967485 A CN 106967485A CN 201710210764 A CN201710210764 A CN 201710210764A CN 106967485 A CN106967485 A CN 106967485A
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electric vehicle
base oil
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CN106967485B (zh
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王述申
李晓丽
战红豆
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Yantai Degao Petroleum Co.,Ltd.
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TEXAS PETROCHEM (YANTAI) Ltd
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Abstract

本发明涉及润滑油领域,特别公开了一种用于混合动力汽车变速箱油的组合物及制备方法以及包含该组合物的变速箱油及制备方法。该用于混合动力汽车变速箱油的组合物,包括如下重量份数的组分制成:黏度指数改进剂5‑25份,清净分散剂1.5‑10份,抗氧剂0.5‑3.5份,金属减活剂0.05‑0.5份,抗磨剂1.5‑5.0份,摩擦改进剂0.5‑3.0份,抗老化剂0.5‑1.5份,抗泡剂0.001‑0.03份,离子液体5‑20份,基础油A补足100份。该用于混合动力汽车变速箱油的组合物及包含该组合物的变速箱油,具有动力传递介质油的性能以及良好的极压抗磨性能、低温流动性能、氧化安定性、清净分散性和防锈性等性能,同时具有良好的电线包材兼容性、绝缘性能,并通过了减速机单体实验级混合动力整车实验,均有极佳表现。

Description

用于混合动力汽车变速箱油的组合物及制备方法以及包含该 组合物的变速箱油及制备方法
技术领域
本发明涉及润滑油领域,特别涉及一种用于混合动力汽车变速箱油的组合物及制备方法,以及包含该组合物的变速箱油及制备方法。
背景技术
2001年,新能源汽车研究项目被列入国家“十五”期间的“863”重大科技课题,并规划了以汽油车为起点,向氢动力车目标挺进的战略。十几年间,新能源汽车的研究取得了极大的进展,市场占有率也日益增多。特别是以发动机和电动机相配合的混合动力汽车尤其受用户欢迎,代表车型包括丰田普锐斯、飞度、缤智等,与之相匹配的混合动力汽车变速箱的维护和保养也成为了人们日渐关注的话题。
与传统汽车不同,在混合动力车型中,用于实现能量分流和综合的动力分配的是一套行星齿轮机构系统,其中行星架与发动机的输出轴相连,齿圈与电动机的转轴相连,同时也与输出齿轮相连,而太阳齿轮轴发出的动力驱动发电机发电,中间与一离合器相连,动力切换时会将太阳轮锁死,使行星齿轮机构以一定的传动比工作。
作为混合动力变速箱润滑油除了需要具备传统变速箱油的润滑、冷却、动力传递、液压控制、传动装置保护等功能,同时还需要兼顾更多的与混合动力变速箱的兼容性能,包括与橡胶、密封材料、电线包材等在内的材料的兼容性、良好的热传导性和氧化稳定性能、良好的油品的绝缘性能以及油品老化时的绝缘性能。
发明内容
本发明为了弥补现有技术的不足,提供了一种组分合理、具有动力传递介质油的性能、良好的极压抗磨性能、低温流动性能、氧化安定性、清净分散性和防锈性的用于混合动力汽车变速箱油的组合物及制备方法以及包含该组合物的变速箱油及制备方法。
本发明是通过如下技术方案实现的:
一种用于混合动力汽车变速箱油的组合物,包括如下重量份数的组分制成:黏度指数改进剂5-25份,清净分散剂1.5-10份,抗氧剂0.5-3.5份,金属减活剂0.05-0.5份,抗磨剂1.5-5.0份,摩擦改进剂0.5-3.0份,抗老化剂0.5-1.5份,抗泡剂0.001-0.03份,离子液体5-20份,基础油A补足100份。
优选地,所述黏度指数改进剂为分子量小于1000的聚异丁烯、分子量为200-2000的聚甲基丙烯酸酯或苯乙烯与双烯共聚物中的一种或几种。黏度指数改进剂的作用是提高油品的黏温特性,使油品具有更加稳定的传动效率。
优选地,所述清净分散剂为有灰类清净分散剂或无灰类清净分散剂;所述有灰类清净分散剂为石油磺酸盐、烷基酚盐、水杨酸盐中的一种或几种,无灰类清净分散剂为丁二酰亚胺、丁二酸酯聚合物中的一种或几种。清净分散剂的作用是提高清洁度,确保润滑体系干净、无沉积。
优选地,所述抗氧剂为无灰芳香胺类抗氧剂或受阻酚类抗氧剂,所述无灰芳香胺类抗氧剂为烷基二苯胺、烷基萘胺中的一种或两种,受阻酚类抗氧剂为烷基二甲酚。抗氧剂的作用是提高油品的氧化稳定性,延缓油品老化,减少因油品老化带来的绝缘性能和散热性能的下降。
优选地,所述金属减活剂为有机杂环化合物,所述有机杂环化合物为苯三唑衍生物、噻二唑衍生物的一种或两种。
优选地,所述抗磨剂为有机硫化物极压抗磨剂或有机磷化物极压抗磨剂。抗磨剂的作用是减少摩擦及磨损。
优选地,所述摩擦改进剂为含磷摩擦改进剂中的一种或几种,所述含磷摩擦改进剂为十八烷基磷酸酯、十八烷基亚磷酸酯一种或几种。摩擦改进剂的作用是减少差速器磨损,改善摩擦片的摩擦性能。
优选地,所述抗老化剂为环丁砜类衍生物;所述自环丁砜类衍生物包括但不仅限于3-正辛氧基四亚甲基砜、3-异辛氧基四亚甲基砜中的一种或几种。抗老化剂的作用是提高变速箱油的材料相容性,延长电气元件、电线包材等材料的寿命,从而延长和优化混合动力变速箱的性能。
优选地,所述抗泡剂为有机硅抗泡剂和/或复合型抗泡剂。抗泡剂的作用是减少因气体存在引起的齿轮气蚀货点蚀损伤。
优选地,所述离子液体为咪唑类离子液体,所述咪唑类离子液体为烷基取代咪唑钼酸盐类离子液体、烷基取代咪唑硼酸盐类离子液体、烷基取代磷酸盐类离子液体中的一种或几种。
优选地,所述基础油A为矿物油和/或合成油;
所述矿物油为III类加氢基础油;所述III类加氢基础油包括但不仅限于Yubase生产的III类加氢基础油。
所述合成油为PAO(聚α烯烃)类合成基础油、酯类合成基础油的一种或几种;所述PAO类合成基础油包括但不仅限于INEOS生产的PAO类合成基础油;所述酯类合成基础油包括但不仅限于BASF生产的酯类合成基础油。
所述用于混合动力汽车变速箱油的组合物的制备方法,包括如下步骤:
(1-1)将基础油A总重量的15%-30%常压下加热到30-50℃;
(1-2)向步骤(1-1)加热得到的基础油A中边搅拌边加入摩擦改进剂,常压下在30-50℃下搅拌混合20-40min;
(1-3)向步骤(1-2)得到的混合物中边搅拌边加入黏度指数改进剂,常压下升温至70-90℃后搅拌混合80-100min,然后常压下自然降温至50-60℃;
(1-4)向步骤(1-3)得到的混合物中加入离子液体,常压下在50-60℃搅拌10-30min,然后边搅拌边依次加入清净分散剂、抗氧剂、金属减活剂、抗磨剂、抗老化剂,搅拌混合100-150min,至混合物均匀透明;
(1-5)向步骤(1-4)得到的混合物中以喷射形式加入抗泡剂,并加入剩余的基础油A,搅拌混合60-120min,即得所述用于混合动力汽车变速箱油的组合物。
一种包含所述用于混合动力汽车变速箱油的组合物的变速箱油,包括如下重量份数的组分制成:所述组合物5-30份,降凝剂0.1-1份,基础油B补足100份。
优选地,所述降凝剂优选但不仅限于Rohmax生产的降凝剂;所述降凝剂为聚甲基丙烯酸酯。
优选地,所述基础油B为矿物油和/或合成油;
所述矿物油为III类加氢基础油;
所述合成油为PAO类合成基础油、酯类合成基础油的一种或几种。
包含该用于混合动力汽车变速箱油的组合物的变速箱油的制备方法,包括如下步骤:
(2-1)将基础油B总重量的15%-30%常压下加热到30-50℃;
(2-2)将所述用于混合动力汽车变速箱油的组合物加入到步骤(2-1)加热后的基础油B中,常压下在30-50℃搅拌30-40min;
(2-3)向步骤(2-2)得到的混合物中加入降凝剂以及剩余的基础油B,常压下在30-50℃搅拌60-120min;
(2-4)将步骤(2-3)得到的混合物在0.1-0.2MPa压力下进行过滤,即得清亮透明的变速箱油。
本发明用于混合动力汽车变速箱油的组合物及制备方法以及包含该组合物的变速箱油及制备方法的有益效果是:
该用于混合动力汽车变速箱油的组合物以及包含该组合物的变速箱油,组分合理,性能突出,具有动力传递介质油的性能以及良好的极压抗磨性能、低温流动性能、氧化安定性、清净分散性和防锈性等性能,同时具有良好的电线包材兼容性、绝缘性能,并通过了减速机单体实验级混合动力整车实验,均有极佳表现。包含该用于混合动力汽车变速箱油的组合物的变速箱油,能够提供出色的氧化安定性能、优异的抗泡性、极佳的抗磨防腐蚀性能以及与混合动力变速箱良好的材料适应性能。
用于混合动力汽车变速箱油的组合物及包含该组合物的变速箱油的制备方法,根据每种组分及组分间混合时的特点,选择合适的加入顺序和混合温度,使制备出的变速箱油清亮透明,性能稳定。
具体实施方式
下面结合实施例对本发明作进一步说明,但本发明并不局限于此,实施例中的制备方法均为常规制备方法,不再详述。
实施例1.1:
该用于混合动力汽车变速箱油的组合物的组成如下(以100千克计,以下同):
所述用于混合动力汽车变速箱油的组合物的制备方法,采用如下步骤:
(1-1)将Ⅲ类加氢基础油重量的30%加入到调和釜中,然后加入全部PAO类合成基础油,常压下加热到30℃;在满足溶解添加剂数量的前提下,加入少量基础油可节省加热时间,提高生产效率;
(1-2)向步骤(1-1)加热得到的基础油A中边搅拌边加入摩擦改进剂,常压下在30℃下搅拌混合20min;
(1-3)向步骤(1-2)得到的混合物中边搅拌边加入黏度指数改进剂,常压下升温至70℃后搅拌混合80min,然后常压下自然降温至50℃;
(1-4)向步骤(1-3)得到的混合物中加入离子液体,常压下在50℃搅拌10min,然后边搅拌边依次加入清净分散剂、抗氧剂、金属减活剂、抗磨剂、抗老化剂,搅拌混合100min,至混合物均匀透明;
(1-5)向步骤(1-4)得到的混合物中使用雾化器以喷射形式加入抗泡剂,确保抗泡剂以雾化的形态进入到体系中,有利于抗泡剂的分散,并加入剩余的Ⅲ类加氢基础油,搅拌混合60min,即得所述用于混合动力汽车变速箱油的组合物。
实施例1.2:
所述用于混合动力汽车变速箱油的组合物的制备方法,采用如下步骤:
(1-1)将Ⅲ类加氢基础油重量的30%加入到调和釜中,然后加入全部PAO类合成基础油,常压下加热到50℃;在满足溶解添加剂数量的前提下,加入少量基础油可节省加热时间,提高生产效率;
(1-2)向步骤(1-1)加热得到的基础油A中边搅拌边加入摩擦改进剂,常压下在50℃下搅拌混合40min;
(1-3)向步骤(1-2)得到的混合物中边搅拌边加入黏度指数改进剂,常压下升温至90℃后搅拌混合100min,然后常压下自然降温至60℃;
(1-4)向步骤(1-3)得到的混合物中加入离子液体,常压下在57℃搅拌30min,然后边搅拌边依次加入清净分散剂、抗氧剂、金属减活剂、抗磨剂、抗老化剂,搅拌混合150min,至混合物均匀透明;
(1-5)向步骤(1-4)得到的混合物中使用雾化器以喷射形式加入抗泡剂,确保抗泡剂以雾化的形态进入到体系中,有利于抗泡剂的分散,并加入剩余的Ⅲ类加氢基础油,搅拌混合120min,即得所述用于混合动力汽车变速箱油的组合物。
实施例1.3:
所述用于混合动力汽车变速箱油的组合物的制备方法,采用如下步骤:
(1-1)将Ⅲ类加氢基础油重量的30%加入到调和釜中,然后加入全部酯类合成基础油,常压下加热到40℃;在满足溶解添加剂数量的前提下,加入少量基础油可节省加热时间,提高生产效率;
(1-2)向步骤(1-1)加热得到的基础油A中边搅拌边加入摩擦改进剂,常压下在40℃下搅拌混合30min;
(1-3)向步骤(1-2)得到的混合物中边搅拌边加入黏度指数改进剂,常压下升温至80℃后搅拌混合90min,然后常压下自然降温至55℃;
(1-4)向步骤(1-3)得到的混合物中加入离子液体,常压下在52℃搅拌20min,然后边搅拌边依次加入清净分散剂、抗氧剂、金属减活剂、抗磨剂、抗老化剂,搅拌混合125min,至混合物均匀透明;
(1-5)向步骤(1-4)得到的混合物中使用雾化器以喷射形式加入抗泡剂,确保抗泡剂以雾化的形态进入到体系中,有利于抗泡剂的分散,并加入剩余的Ⅲ类加氢基础油,搅拌混合90min,即得所述用于混合动力汽车变速箱油的组合物。
实施例1.4:
所述用于混合动力汽车变速箱油的组合物的制备方法,采用如下步骤:
(1-1)将PAO类合成基础油重量的30%加入到调和釜中,然后加入全部酯类合成基础油,常压下加热到35℃;在满足溶解添加剂数量的前提下,加入少量基础油可节省加热时间,提高生产效率;
(1-2)向步骤(1-1)加热得到的基础油A中边搅拌边加入摩擦改进剂,常压下在35℃下搅拌混合25min;
(1-3)向步骤(1-2)得到的混合物中边搅拌边加入黏度指数改进剂,常压下升温至75℃后搅拌混合85min,然后常压下自然降温至52℃;
(1-4)向步骤(1-3)得到的混合物中加入离子液体,常压下在55℃搅拌15min,然后边搅拌边依次加入清净分散剂、抗氧剂、金属减活剂、抗磨剂、抗老化剂,搅拌混合112min,至混合物均匀透明;
(1-5)向步骤(1-4)得到的混合物中使用雾化器以喷射形式加入抗泡剂,确保抗泡剂以雾化的形态进入到体系中,有利于抗泡剂的分散,并加入剩余的PAO类合成基础油,搅拌混合75min,即得所述用于混合动力汽车变速箱油的组合物。
实施例1.5:
所述用于混合动力汽车变速箱油的组合物的制备方法,采用如下步骤:
(1-1)将PAO类合成基础油重量的30%加入到调和釜中,然后加入全部酯类合成基础油,常压下加热到45℃;在满足溶解添加剂数量的前提下,加入少量基础油可节省加热时间,提高生产效率;
(1-2)向步骤(1-1)加热得到的基础油A中边搅拌边加入摩擦改进剂,常压下在45℃下搅拌混合35min;
(1-3)向步骤(1-2)得到的混合物中边搅拌边加入黏度指数改进剂,常压下升温至85℃后搅拌混合95min,然后常压下自然降温至57℃;
(1-4)向步骤(1-3)得到的混合物中加入离子液体,常压下在60℃搅拌25min,然后边搅拌边依次加入清净分散剂、抗氧剂、金属减活剂、抗磨剂、抗老化剂,搅拌混合137min,至混合物均匀透明;
(1-5)向步骤(1-4)得到的混合物中使用雾化器以喷射形式加入抗泡剂,确保抗泡剂以雾化的形态进入到体系中,有利于抗泡剂的分散,并加入剩余的PAO类合成基础油,搅拌混合105min,即得所述用于混合动力汽车变速箱油的组合物。
实施例2.1:
包含本发明用于混合动力汽车变速箱油的组合物的变速箱油组成如下(以100千克计,以下同):
所述变速箱油的制备方法,采用如下步骤:
(2-1)将Ⅲ类加氢基础油重量的30%加入到调和釜中,然后加入全部PAO类合成基础油,常压下加热到30℃;在满足溶解添加剂数量的前提下,加入少量基础油可节省加热时间,提高生产效率;
(2-2)将所述用于混合动力汽车变速箱油的组合物加入到步骤(2-1)加热后的基础油B中,常压下在45℃搅拌30min;
(2-3)向步骤(2-2)得到的混合物中加入降凝剂以及剩余的Ⅲ类加氢基础油,常压下在45℃搅拌60min;
(2-4)将步骤(2-3)得到的混合物在0.1MPa压力下进行过滤,即得清亮透明的变速箱油。
实施例2.2:
所述变速箱油的制备方法,采用如下步骤:
(2-1)将Ⅲ类加氢基础油重量的30%加入到调和釜中,然后加入全部PAO类合成基础油,常压下加热到50℃;在满足溶解添加剂数量的前提下,加入少量基础油可节省加热时间,提高生产效率;
(2-2)将所述用于混合动力汽车变速箱油的组合物加入到步骤(2-1)加热后的基础油B中,常压下在35℃搅拌30-40min;
(2-3)向步骤(2-2)得到的混合物中加入降凝剂以及剩余的Ⅲ类加氢基础油,常压下在35℃搅拌120min;
(2-4)将步骤(2-3)得到的混合物在0.2MPa压力下进行过滤,即得清亮透明的变速箱油。
实施例2.3:
所述变速箱油的制备方法,采用如下步骤:
(2-1)将Ⅲ类加氢基础油重量的30%加入到调和釜中,然后加入全部酯类合成基础油,常压下加热到40℃;在满足溶解添加剂数量的前提下,加入少量基础油可节省加热时间,提高生产效率;
(2-2)将所述用于混合动力汽车变速箱油的组合物加入到步骤(2-1)加热后的基础油B中,常压下在40℃搅拌35min;
(2-3)向步骤(2-2)得到的混合物中加入降凝剂以及剩余的Ⅲ类加氢基础油,常压下在40℃搅拌90min;
(2-4)将步骤(2-3)得到的混合物在0.15MPa压力下进行过滤,即得清亮透明的变速箱油。
实施例2.4:
所述变速箱油的制备方法,采用如下步骤:
(2-1)将PAO类合成基础油重量的30%加入到调和釜中,然后加入全部酯类合成基础油,常压下加热到35℃;在满足溶解添加剂数量的前提下,加入少量基础油可节省加热时间,提高生产效率;
(2-2)将所述用于混合动力汽车变速箱油的组合物加入到步骤(2-1)加热后的基础油B中,常压下在50℃搅拌32min;
(2-3)向步骤(2-2)得到的混合物中加入降凝剂以及剩余的PAO类合成基础油,常压下在50℃搅拌75min;
(2-4)将步骤(2-3)得到的混合物在0.12MPa压力下进行过滤,即得清亮透明的变速箱油。
实施例2.5:
所述变速箱油的制备方法,采用如下步骤:
(2-1)将PAO类合成基础油重量的30%加入到调和釜中,然后加入全部酯类合成基础油,常压下加热到45℃;在满足溶解添加剂数量的前提下,加入少量基础油可节省加热时间,提高生产效率;
(2-2)将所述用于混合动力汽车变速箱油的组合物加入到步骤(2-1)加热后的基础油B中,常压下在30℃搅拌37min;
(2-3)向步骤(2-2)得到的混合物中加入降凝剂以及剩余的PAO类合成基础油,常压下在30℃搅拌105min;
(2-4)将步骤(2-3)得到的混合物在0.17MPa压力下进行过滤,即得清亮透明的变速箱油。
本发明提供的混合动力汽车变速箱油组合物及由该组合物制得的变速箱油具有以下优点:
a)倾点(实验方法ASTM D97)和布氏黏度(实验方法ASTM D2983),具有优异低温性能,更适应极端低温应用环境,低温时也能操作自如,最低使用温度可达-40℃,-40℃时的布氏黏度在10000mPa.s以下;
b)黏度指数(实验方法ASTM D2270),黏温性能更好,高温黏度下降率降低10-25%,高温油膜保持性更好;
c)沉积控制和清净性能(实验方法ASTM D2893B),出色的沉积控制和清净性能,能够有效极少油泥沉积,酸值变化和黏度变化小,具有明显的清净性能;
d)水解安定性(实验方法ASTM D 2619),出色的水解安定性,提高有水工况下油品的稳定性能,高达30~70%;
e)抗腐蚀性和抗磨防锈性能(实验方法ASTM 665A/665B/1748),提高油品抗磨防腐防锈性能高达15-25%,尤其是高压、高电流下的铜保护性能突出;
f)抗泡性能和空气释放性能(实验方法ASTM D892/D3427),提高抗泡性能和空气释放性能20-60%,降低油品对设备的气穴腐蚀,减少泵磨损;
g)密封相容性(实验方法ASTM D2240),具有良好的电线包材兼容性,具有很好的绝缘性能,尤其是油品老化后仍能保持很好的绝缘性能,提高电器元件、电线包材及密封件寿命达40-70%;
h)良好的氧化稳定性和散热性能,性能稳定,使用寿命延长1-5倍。

Claims (10)

1.一种用于混合动力汽车变速箱油的组合物,其特征是:包括如下重量份数的组分制成:黏度指数改进剂5-25份,清净分散剂1.5-10份,抗氧剂0.5-3.5份,金属减活剂0.05-0.5份,抗磨剂1.5-5.0份,摩擦改进剂0.5-3.0份,抗老化剂0.5-1.5份,抗泡剂0.001-0.03份,离子液体5-20份,基础油A补足100份。
2.根据权利要求1所述的用于混合动力汽车变速箱油的组合物,其特征是:所述黏度指数改进剂为分子量小于1000的聚异丁烯、分子量为200-2000的聚甲基丙烯酸酯或苯乙烯与双烯共聚物中的一种或几种;所述清净分散剂为有灰类清净分散剂或无灰类清净分散剂;所述有灰类清净分散剂为石油磺酸盐、烷基酚盐、水杨酸盐中的一种或几种,无灰类清净分散剂为丁二酰亚胺、丁二酸酯聚合物中的一种或几种。
3.根据权利要求1所述的用于混合动力汽车变速箱油的组合物,其特征是:所述抗氧剂为无灰芳香胺类抗氧剂或受阻酚类抗氧剂,所述无灰芳香胺类抗氧剂为烷基二苯胺、烷基萘胺中的一种或两种,受阻酚类抗氧剂为烷基二甲酚;所述金属减活剂为有机杂环化合物,所述有机杂环化合物为苯三唑衍生物、噻二唑衍生物的一种或两种;所述抗磨剂为有机硫化物极压抗磨剂或有机磷化物极压抗磨剂;所述摩擦改进剂为含磷摩擦改进剂中的一种或几种,所述含磷摩擦改进剂为十八烷基磷酸酯、十八烷基亚磷酸酯一种或几种。
4.根据权利要求1所述的用于混合动力汽车变速箱油的组合物,其特征是:所述抗老化剂为环丁砜类衍生物;所述自环丁砜类衍生物包括但不仅限于3-正辛氧基四亚甲基砜、3-异辛氧基四亚甲基砜中的一种或几种;所述抗泡剂为有机硅抗泡剂和/或复合型抗泡剂;所述离子液体为咪唑类离子液体,所述咪唑类离子液体为烷基取代咪唑钼酸盐类离子液体、烷基取代咪唑硼酸盐类离子液体、烷基取代磷酸盐类离子液体中的一种或几种。
5.根据权利要求1所述的用于混合动力汽车变速箱油的组合物,其特征是:所述基础油A为矿物油和/或合成油;
所述矿物油为III类加氢基础油;
所述合成油为PAO类合成基础油、酯类合成基础油的一种或几种。
6.根据权利要求1-5任一所述的用于混合动力汽车变速箱油的组合物的制备方法,其特征是:包括如下步骤:
(1-1)将基础油A总重量的15%-30%常压下加热到30-50℃;
(1-2)向步骤(1-1)加热得到的基础油A中边搅拌边加入摩擦改进剂,常压下在30-50℃下搅拌混合20-40min;
(1-3)向步骤(1-2)得到的混合物中边搅拌边加入黏度指数改进剂,常压下升温至70-90℃后搅拌混合80-100min,然后常压下自然降温至50-60℃;
(1-4)向步骤(1-3)得到的混合物中加入离子液体,常压下在50-60℃搅拌10-30min,然后边搅拌边依次加入清净分散剂、抗氧剂、金属减活剂、抗磨剂、抗老化剂,搅拌混合100-150min,至混合物均匀透明;
(1-5)向步骤(1-4)得到的混合物中以喷射形式加入抗泡剂,并加入剩余的基础油A,搅拌混合60-120min,即得所述用于混合动力汽车变速箱油的组合物。
7.一种包含权利要求1-5所述的用于混合动力汽车变速箱油的组合物的变速箱油,其特征是:包括如下重量分数的组分制成:所述组合物5-30份,降凝剂0.1-1份,基础油B补足100份。
8.根据权利要求7所述的变速箱油,其特征是:所述降凝剂为聚甲基丙烯酸酯。
9.根据权利要求7所述的变速箱油,其特征是:所述基础油B为矿物油和/或合成油;
所述矿物油为III类加氢基础油;
所述合成油为PAO类合成基础油、酯类合成基础油的一种或几种。
10.根据权利要求7所述的变速箱油的制备方法,其特征是:包括如下步骤:
(2-1)将基础油B总重量的15%-30%常压下加热到30-50℃;
(2-2)将所述用于混合动力汽车变速箱油的组合物加入到步骤(2-1)加热后的基础油B中,常压下在30-50℃搅拌30-40min;
(2-3)向步骤(2-2)得到的混合物中加入降凝剂以及剩余的基础油B,常压下在30-50℃搅拌60-120min;
(2-4)将步骤(2-3)得到的混合物在0.1-0.2MPa压力下进行过滤,即得清亮透明的变速箱油。
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CN115058278A (zh) * 2022-07-05 2022-09-16 郑州市欧普士科技有限公司 一种变速箱油及其制备方法和应用
CN117568087A (zh) * 2024-01-16 2024-02-20 洛阳轻捷润滑油科技有限公司 一种长寿命汽车无极变速器油及其制备方法
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