CN107987928A - 一种赛车手动变速箱专用油组合物 - Google Patents
一种赛车手动变速箱专用油组合物 Download PDFInfo
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Abstract
本发明涉及一种赛车手动变速箱专用油组合物,所述组合物包括以下组分:a)至少一种摩擦改进剂;b)至少一种极压抗磨剂;c)至少一种抗氧剂;d)合成型基础油。本发明提供的手动变速箱油组合物针对赛车手动变速箱专项开发,所得润滑油具有优异的极压抗磨性能、剪切稳定性能、氧化稳定性能并针对赛车手动变速箱限滑差速器进行摩擦性能改进,适用于专业赛车手动变速箱润滑。
Description
技术领域
本发明涉及润滑油领域,具体涉及一种极压抗磨性能强、抗氧化性能优异、满足摩擦片式限滑差速器性能要求的赛车手动变速箱专用油组合物。
背景技术
赛车运动起源距今已有超过100年的历史,随着汽车技术的迅速发展,近些年来赛车运动也迎来了快速发展的阶段。赛车运动可以分为方程式赛、房车赛、耐力赛、拉力赛、越野赛、竞速赛等。
赛车的技术水平代表着汽车行业设计制造的最高水平。相对于一般的民用车辆,赛车的底盘、动力系统及车身结构均有较大不同。由于在比赛过程中参赛车辆扭矩输出大、加速快、极速快、加减速频繁、转向频繁并且经常为高速过弯,对于赛车专用变速箱的性能要求极高。一般要求变速箱换挡速度快、加速性能优良、扭矩接收范围广、高温运行性能稳定以及在高速过弯情况下优异的速度分配能力。所以,目前赛车变速箱一般采用序列式手动变速箱或自动变速箱取代传统的H门式变速箱以便更快速地变换选择挡位,采用传动效率更高的直齿轮结构并搭配摩擦片式限滑差速器。
鉴于赛车专用变速箱结构及工况条件的特殊性,对润滑油品也提出了特殊要求。由于赛车巨大的扭矩输出,要求油品具有优异的极压抗磨性能;高的加速及极速性能要求油品抗氧化抗泡性能优异,且剪切稳定性优良;摩擦片式限滑差速器的使用要求油品有更好的摩擦材料适应性能。这就要求赛车手动变速箱专用油采用特定的配方技术。
发明内容
本发明的目的是提供一种适用于赛车手动变速箱润滑的手动变速箱专用油,所要解决的技术难题是油品需要具备优异极压抗磨性能、氧化稳定性、剪切稳定性及摩擦材料适应性,从而满足赛车手动变速箱的润滑需求。
为解决上述问题,本发明提供了一种赛车手动变速箱专用油组合物,所述组合物由如下重量百分含量的成分组成:
优选为
更优选为
本发明综合考虑了组合物的运动粘度、极压抗磨性能、剪切稳定性能、氧化稳定性以及摩擦材料适应性等多项因素,将手动变速箱油优选为粘度等级75W/90的手动变速箱油,且其组分不包含粘度指数改进剂或降凝剂。
本发明所述摩擦改进剂选自脂肪胺、脂肪酰胺、硼酸脂中的一种或几种。优选地,所述摩擦改进剂选自苯三唑十八胺盐、氮硼酸脂或油酸乙二醇酯中的一种或几种。所述摩擦改进剂的加入量为0.05-2%,优选为0.1-1%,更优选为0.5-1%。
本发明所述极压抗磨剂选自硫化异丁烯、硫化烯烃、硫代磷酸三苯酯、单烷基长链酸性亚磷酸酯、二硫代氨基甲酸酯、二烷基二硫代磷酸锌和二巯基噻二唑,含羟基噻二唑衍生物中的一种或多种。
优选地,所述极压抗磨剂选自硫化异丁烯、十八烷基亚磷酸酯、2-乙烷-二硫代氨基甲酸酯、二烷基二硫代磷酸锌、2-(2’-羟基丙基)-5-巯基-1,3,4-噻二唑、2,5-二(2’-羟基十二烷基)-1,3,4-噻二唑中的一种或多种。所述极压抗磨剂的加入量为0.05-10%,优选为0.5-8%,更优选为2.5-3.7%。
本发明所述抗氧剂选自二烷基二苯胺、苯乙烯化二苯胺和酚类抗氧剂的混合物,优选地,所述二烷基二苯胺、所述苯乙烯化二苯胺和所述酚类抗氧剂的混合质量比为为1-3:1-2:1-2;优选为5:3:3或3:2:2,更优选为5:3:3。所述抗氧剂的加入量为0.5-5%,优选为0.5-4%,更优选为0.5-2%。本发明所使用的抗氧剂能够产生协同作用,具有更长的使用寿命和更强的高温抗氧化效果。
本发明所述清净分散剂为硼化丁二酰亚胺和合成磺酸钙的混合物,优选所述硼化丁二酰亚胺和所述合成磺酸钙的质量比为1-3:2-10;优选为3:10或1:3,更优选为3:10。在该范围内,能够同时对有机酸、沥青及炭黑类物质产生分散及洗涤作用。所述清净分散剂的加入量为0.1-15%,优选为2-12%,更优选为1-8%。
本发明所述金属减活剂优选为噻二唑衍生物,所述噻二唑衍生物是指噻二唑多硫化物,如Cuvan484及T561。所述金属减活剂的加入量为0.01-1%,优选为0.01-0.2%,更优选为0.01-0.1%。
本发明所述基础油为聚α烯烃和酯类基础油的混合物,优选地,所述酯类基础油加剂量不低于所述组合物的15%。
本发明所述抗泡剂优选为聚甲基硅油和丙烯酸酯与醚共聚物的混合物,如所述丙烯酸酯与醚共聚物为常规市售产品,如T912。所述抗泡剂的加入量为0-0.01%,优选为0.0005-0.005%,更优选为0.001-0.002%。
作为本发明的优选方案,所述赛车手动变速箱专用油可由如下重量百分含量的成分组成:
摩擦改进剂 | 0.5-1%; |
极压抗磨剂 | 2.5-3.7%; |
清净分散剂 | 1-8%; |
抗氧剂 | 0.5-2%; |
金属减活剂 | 0.01-0.1%; |
抗泡剂 | 0.001-0.002%; |
酯类合成油 | 15-30%; |
聚α烯烃基础油 | 余量; |
其中,所述摩擦改进剂为苯三唑十八胺盐、氮硼酸脂和油酸乙二醇酯以5:1-2:0-1的质量比的混合物。
所述极压抗磨剂选自硫化异丁烯、十八烷基亚磷酸酯、2-乙烷-二硫代氨基甲酸酯、二烷基二硫代磷酸锌、2-(2’-羟基丙基)-5-巯基-1,3,4-噻二唑、2,5-二(2’-羟基十二烷基)-1,3,4-噻二唑中的一种或多种。
所述清净分散剂硼化丁二酰亚胺和合成磺酸钙为1-3:2-10的质量比的混合物。
所述抗氧剂为二烷基二苯胺、苯乙烯化二苯胺和酚类抗氧剂以1-3:1-2:1-2的质量比的混合物。
所述金属减活剂为噻二唑衍生物。
所述抗泡剂为聚甲基硅油和丙烯酸酯与醚共聚物的混合物。
本发明的赛车手动变速箱专用油组合物可通过常规技术手段制备得到,为了得到更高质量的组合物,本发明同时提供了所述组合物的制备方法,包括:将各成分按配比、采用自动批量调和或同步剂量调和方式进行混合,在45-55℃下搅拌2-4小时,即得。
本发明优化选择了组合物的具体组成以及各成分的添加量,从而实现了最佳协同作用。由于对润滑油中的添加剂种类或用量进行微调,即会对润滑油的综合性能造成影响,而本发明正是通过大量的实验,发现了能够同时满足优异极压抗磨性能、氧化稳定性、剪切稳定性及摩擦材料适应性,从而满足赛车手动变速箱的润滑需求的润滑油组合物。
本发明提供的手动变速箱油组合物可采用常规的润滑油品调和方法制备。所述方法包括以下具体步骤:将各成分按配比以自动批量调和(ABB)或同步剂量调和(SMB)方式进行混合,在45-55℃搅拌2-4小时,即得组合物;其中,各成分的加料顺序没有特别限定。
附图说明
图1为实施例1的SRV摩擦系数曲线图;
图2为实施例3的SRV摩擦系数曲线图。
具体实施方式
以下实施例用于说明本发明,但不用来限制本发明的范围。若未特别指明,实施例中所用的试剂均为常规市售试剂,部分牌号见实施例。实施例中所用的技术手段为本领域技术人员所熟知的常规手段。
各实施例以及各对比例均按照以下步骤制备而成:将各成分按配比以ABB方式进行混合,在50℃搅拌3小时,即得组合物。
实施例1
本实施例提供一种赛车手动变速箱专用油组合物,所述赛车手动变速箱专用油组合物的组成如表1所示:
表1:赛车手动变速箱专用油组合物的组成
成分 | 含量(wt%) |
苯三唑十八胺盐T406 | 0.5 |
氮硼酸脂 | 0.2 |
十八烷基亚磷酸酯 | 0.5 |
2,5-二(2’-羟基十二烷基)-1,3,4-噻二唑 | 0.8 |
硫代磷酸酯Irgalube 353 | 0.2 |
亚磷酸酯T304 | 0.3 |
硫化异丁烯T321 | 1.8 |
硼化丁二酰亚胺T154B | 0.3 |
合成磺酸钙LZ52 | 1 |
二烷基二苯胺Irganox L57 | 0.5 |
苯乙烯化二苯胺 | 0.3 |
液体混合型屏蔽酚Irganox L135 | 0.3 |
噻二唑衍生物Cuvan484 | 0.05 |
聚甲基硅油T901 | 0.001 |
丙烯酸酯与醚共聚物T912 | 0.001 |
酯类合成油P3970 | 20 |
聚α烯烃基础油PAO6+mPAO150 | 余量 |
实施例2
本实施例提供一种赛车手动变速箱专用油组合物,所述赛车手动变速箱专用油组合物的组成如表2所示:
表2:赛车手动变速箱专用油组合物的组成
实施例3
本实施例提供一种赛车手动变速箱专用油组合物,所述赛车手动变速箱专用油组合物的组成如表3所示:
表3:赛车手动变速箱专用油组合物的组成
成分 | 含量(wt%) |
苯三唑十八胺盐T406 | 0.5 |
氮硼酸脂 | 0.2 |
十八烷基亚磷酸酯 | 0.5 |
硫代磷酸酯Irgalube 353 | 0.2 |
亚磷酸酯T304 | 0.3 |
二硫化二苄 | 1 |
硼化丁二酰亚胺T154B | 0.3 |
合成磺酸钙LZ52 | 0.5 |
丁烯基丁二酰亚胺 | 0.5 |
戊基二苯胺 | 0.3 |
液体混合型屏蔽酚Irganox L135 | 0.3 |
噻二唑衍生物Cuvan484 | 0.05 |
聚甲基硅油T901 | 0.001 |
丙烯酸酯与醚共聚物T912 | 0.001 |
酯类合成油P3970+P2046 | 余量 |
实施例4
本实施例提供一种赛车手动变速箱专用油组合物,所述赛车手动变速箱专用油组合物的组成如表4所示:
表4:赛车手动变速箱专用油组合物的组成
成分 | 含量(wt%) |
氮硼酸脂 | 0.5 |
2-乙烷-二硫代氨基甲酸酯 | 0.5 |
丁烯基丁二酰亚胺 | 0.3 |
戊基二苯胺 | 0.1 |
液体混合型屏蔽酚Irganox L135 | 0.1 |
硼化丁二酰亚胺T154B | 0.05 |
合成磺酸钙LZ52 | 0.05 |
噻二唑衍生物Cuvan484 | 0.01 |
酯类合成油P3970+P2046 | 余量 |
实施例5
本实施例提供一种赛车手动变速箱专用油组合物,所述赛车手动变速箱专用油组合物的组成如表5所示:
表5:赛车手动变速箱专用油组合物的组成
成分 | 含量(wt%) |
苯三唑十八胺盐T406 | 1 |
油酸乙二醇酯 | 1 |
二烷基二硫代磷酸锌 | 5 |
2-(2’-羟基丙基)-5-巯基-1,3,4-噻二唑 | 2.5 |
硫化异丁烯 | 2.5 |
二烷基二苯胺Irganox L57 | 1 |
苯乙烯化二苯胺 | 0.5 |
液体混合型屏蔽酚Irganox L135 | 0.5 |
硼化丁二酰亚胺T154B | 5 |
合成磺酸钙LZ52 | 10 |
噻二唑衍生物Cuvan484 | 1 |
聚甲基硅油T901 | 0.005 |
丙烯酸酯与醚共聚物T912 | 0.005 |
酯类合成油P3970 | 15 |
聚α烯烃基础油PAO6+mPAO150 | 余量 |
实施例6
本实施例提供一种赛车手动变速箱专用油组合物,所述赛车手动变速箱专用油组合物的组成如表6所示:
表6:赛车手动变速箱专用油组合物的组成
成分 | 含量(wt%) |
油酸乙二醇酯 | 1 |
二烷基二硫代磷酸锌 | 5 |
2-(2’-羟基丙基)-5-巯基-1,3,4-噻二唑 | 3 |
二烷基二苯胺Irganox L57 | 2 |
苯乙烯化二苯胺 | 1 |
液体混合型屏蔽酚Irganox L135 | 1 |
硼化丁二酰亚胺T154B | 3 |
合成磺酸钙LZ52 | 9 |
噻二唑衍生物Cuvan484 | 0.2 |
聚甲基硅油T901 | 0.0025 |
丙烯酸酯与醚共聚物T912 | 0.0025 |
酯类合成油P3970 | 15 |
聚α烯烃基础油PAO6+mPAO150 | 余量 |
实施例7
本实施例提供一种赛车手动变速箱专用油组合物,所述赛车手动变速箱专用油组合物的组成如表7所示:
表7:赛车手动变速箱专用油组合物的组成
对比例1
本对比例提供一种赛车手动变速箱专用油组合物,所述赛车手动变速箱专用油组合物的组成如表8所示:
表8:赛车手动变速箱专用油组合物的组成
成分 | 含量(wt%) |
苯三唑十八胺盐T406 | 0.5 |
氮硼酸脂 | 0.2 |
十八烷基亚磷酸酯 | 0.5 |
硫代磷酸酯Irgalube 353 | 0.2 |
亚磷酸酯T304 | 0.3 |
硫化异丁烯T321 | 1.8 |
硼化丁二酰亚胺T154B | 0.3 |
合成磺酸钙LZ52 | 0.5 |
丁烯基丁二酰亚胺 | 0.5 |
戊基二苯胺 | 0.3 |
液体混合型屏蔽酚Irganox L135 | 0.3 |
噻二唑衍生物Cuvan484 | 0.05 |
聚甲基硅油T901 | 0.001 |
丙烯酸酯与醚共聚物T912 | 0.001 |
粘度指数改进剂PMA | 10 |
III类基础油 | 余量 |
对比例2
本对比例提供了实施例1-3、对比例1以及按照专利文献CN101298578A实施例1公开的技术方案制备的组合物(作为对比例2)的性能测试和比较,具体如下:
实验组:
实施例1-3所述的赛车手动变速箱专用油组合物,对比例1所述的赛车手动变速箱专用油组合物,以及按照专利文献CN101298578A实施例1公开的技术方案制备的组合物(作为对比例2)。
对比方法:
按照本行业标准测试方法,对各实施例和本对比例所制得的手动变速箱油组合物进行性能测试。其中,运动粘度采用GB/T260;FZG(A10/16.6/90)试验采用ASTM D5182;氧化稳定性采用CEC-L-48-A 00(140℃,192h);摩擦片摩擦性能试验采用SAE No.2试验机开展,试验摩擦片为喷钼材质,主要考察摩擦系数保持能力;SRV摩擦试验主要考察磨斑直径及摩擦系数保持能力。
结果如表9所示。
表9:赛车手动变速箱专用油组合物的性能测试结果
实施例1的SRV摩擦系数曲线如图1所示;实施例3的SRV摩擦系数曲线如图2所示。
由表9提供的测试结果可知,本发明提供的赛车手动变速箱专用油组合物性能优异,具备优异极压抗磨性能、氧化稳定性、剪切稳定性及摩擦材料适应性,从而满足赛车手动变速箱的润滑需求。同时,油品实际调合操作简便,具有广阔的应用前景。其中,实施例1提供的组合物的综合性能最佳。
虽然,上文中已经用一般性说明及具体实施方案对本发明作了详尽的描述,但在本发明基础上,可以对之作一些修改或改进,这对本领域技术人员而言是显而易见的。因此,在不偏离本发明精神的基础上所做的这些修改或改进,均属于本发明要求保护的范围。
Claims (10)
1.一种赛车手动变速箱专用油组合物,其特征在于,所述组合物由如下重量百分含量的成分组成:
2.根据权利要求1所述的组合物,其特征在于,所述赛车手动变速箱专用油的粘度等级为75W/90。
3.根据权利要求1或2所述的组合物,其特征在于,所述摩擦改进剂选自脂肪胺、脂肪酰胺、硼酸脂中的一种或几种,优选选自苯三唑十八胺盐、氮硼酸脂或油酸乙二醇酯中的一种或几种。
4.根据权利要求1-3中任一项所述的组合物,其特征在于,所述极压抗磨剂选自硫化异丁烯、硫化烯烃、硫代磷酸三苯酯、单烷基长链酸性亚磷酸酯、二硫代氨基甲酸酯、二烷基二硫代磷酸锌、二巯基噻二唑以及含羟基噻二唑衍生物中的一种或多种;优选选自硫化异丁烯、十八烷基亚磷酸酯、2-乙烷-二硫代氨基甲酸酯、二烷基二硫代磷酸锌、2-(2’-羟基丙基)-5-巯基-1,3,4-噻二唑、2,5-二(2’-羟基十二烷基)-1,3,4-噻二唑中的一种或多种。
5.根据权利要求1-4中任一项所述的组合物,其特征在于,所述抗氧剂为二烷基二苯胺、苯乙烯化二苯胺和酚类抗氧剂的混合物,优选三者的混合质量比为1-3:1-2:1-2。
6.根据权利要求1-5中任一项所述的组合物,其特征在于,所述清净分散剂为硼化丁二酰亚胺和合成磺酸钙的混合物;优选地,所述硼化丁二酰亚胺和所述合成磺酸钙的质量比为1-3:2-10;
和/或,所述金属减活剂为噻二唑衍生物,优选噻二唑多硫化物。
7.根据权利要求1-6中任一项所述的组合物,其特征在于,所述基础油为聚α烯烃和酯类基础油的混合物,优选所述酯类基础油加剂量不低于所述组合物的15%。
8.根据权利要求1-7中任一项所述的组合物,其特征在于,所述抗泡剂为聚甲基硅油和丙烯酸酯与醚共聚物的混合物。
9.根据权利要求1所述的组合物,其特征在于,所述组合物由如下重量份的成分组成:
其中,所述摩擦改进剂为苯三唑十八胺盐、氮硼酸脂和油酸乙二醇酯以5:1-2:0-1的质量比的混合物;
所述极压抗磨剂选自硫化异丁烯、十八烷基亚磷酸酯、2-乙烷-二硫代氨基甲酸酯、二烷基二硫代磷酸锌、2-(2’-羟基丙基)-5-巯基-1,3,4-噻二唑、2,5-二(2’-羟基十二烷基)-1,3,4-噻二唑中的一种或多种;
所述清净分散剂为硼化丁二酰亚胺和合成磺酸钙以1-3:2-10的质量比的混合物;
所述抗氧剂为二烷基二苯胺、苯乙烯化二苯胺和酚类抗氧剂以1-3:1-2:1-2的质量比的混合物;
所述金属减活剂为噻二唑衍生物;
所述抗泡剂为聚甲基硅油和丙烯酸酯与醚共聚物的混合物。
10.制备权利要求1-9中任一项所述手动变速箱油组合物的方法,包括:将各成分按配比、采用自动批量调和或同步剂量调和方式进行混合,在45-55℃下搅拌2-4小时,即得。
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CN116286146A (zh) * | 2023-02-09 | 2023-06-23 | 中国科学院上海高等研究院 | 一种车辆齿轮油复合添加剂、制备方法及其应用 |
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