CN108026465A - 润滑脂组合物 - Google Patents
润滑脂组合物 Download PDFInfo
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- CN108026465A CN108026465A CN201680047719.8A CN201680047719A CN108026465A CN 108026465 A CN108026465 A CN 108026465A CN 201680047719 A CN201680047719 A CN 201680047719A CN 108026465 A CN108026465 A CN 108026465A
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Abstract
本发明涉及一种润滑脂组合物,所述润滑脂组合物包括(a)至少一种高粘度的、氟化的油,所述油具有500mm2/s至1500mm2/s的粘度,(b)氮化硼和(c)至少一种接合剂,所述接合剂选自膨润土、碱金属磷酸盐、磷酸铝、碱金属硅酸盐、碱土金属硅酸盐、硅酸铝、碱土金属碳酸盐、硼酸钙、二氧化硅、二氧化钛、氧化铝和其混合物。润滑脂组合物尤其在例如用于润滑炉拉出轨道的高温范围中应用。
Description
技术领域
本发明涉及一种润滑脂组合物,所述润滑脂组合物尤其适合作为高温润滑脂并且在炉系统、干燥机、洗碗机、电动马达或通风机中用于润滑。
背景技术
润滑脂一般包含增稠剂,所述增稠剂溶解或分散在基础油中,其中经常使用用于更好并且更稳定分布增稠剂的分散剂。增稠剂用于设定期望的稠度,其中使用大量无机化合物和有机化合物。
矿物油和合成油用作基础油。经常使用全氟化的聚烷基醚(PFPE),也就是说,具有良好润滑特性的氟化的合成油,所述合成油是化学非反应性的并且是高温稳定的进而不是毒性的(见例如“Synthetics,Mineral Oils and Bio-Based Lubricants”,LeslieR.Rudnick Ed.,Taylor&Francis,CRC Press,2006)。因此,WO 97/47710描述一种润滑脂组合物,所述润滑脂组合物包含由烃油和全氟化的聚烷基醚油(PFPE)构成的混合物作为基础油和基于双脲化合物的增稠剂。组合物也能够包含聚四氟乙烯(PTFE)和通常的添加剂。
EP 657 524描述一种润滑脂组合物,所述润滑脂组合物包含基于氢化处理的合成油和/或矿物油,全氟化的聚烷基醚油和作为增稠剂的PTFE。
DE 10 2004 021 812 A1描述一种润滑脂,所述润滑脂包含基础油、增稠剂、尤其聚脲,和分布在润滑脂中的无机材料,如二氧化硅。
WO 2008/154997 A1描述一种润滑脂,所述润滑脂包含基础油、离子液体、增稠剂和添加剂。离子液体应当引起润滑材料的使用寿命和润滑作用的提高并且用于设定粘度和电导率。
在较高的温度范围(200℃至超过600℃)中,许多已知的润滑剂,例如全氟的化合物达到材料负荷能力的极限,进而尽管具有突出的滑动和润滑特性,但不再能在较高的温度范围中使用。
因此,WO 2013/037456描述一种高温脂,所述高温脂包含无氟的基础油、增稠剂、添加剂和可能另一无氟的油组分,所述增稠剂能够是PTFE。
EP 1589291 A1公开一种炉拉出引导件,所述炉拉出引导件具有滚动体,所述滚动体设置在滚动体外罩中。在此,滚动体外罩和滚动体具有润滑层,所述润滑层包括固体润滑材料,例如,石墨、硫化钼、二硫化钨或氮化硼并且以漆的形式施加并且焙烧。
WO 2010/046456 A1描述一种用于烘炉的拉出引导件,其中拉出引导件的工作轨道用包含氮化硼和/或聚硅氧烷的润滑剂润滑。
EP 648 832 A1描述一种润滑脂组合物,所述润滑脂组合物包含氟化的聚合物油、氮化硼和可能的固体的氟化的聚合物。润滑脂组合物也应当具有在恶劣工作条件下良好的润滑特性。
US 2008/0167208描述一种润滑脂组合物,所述润滑脂组合物包含具有在40℃下50mm2/s至1500mm2/s的动力学粘度的全氟聚烷基醚油,可能的增稠剂以及其他通常的添加剂。润滑剂组合物也应当可在较高温度下在与石墨或二硫化钼接触中使用。
含PTFE的润滑脂在较高温度下形成毒性蒸汽并且还在清洁过程中通过水相对快速地洗掉。不含PTFE的润滑脂又具有的缺点是:所述润滑脂比含PTFE的润滑脂通过水更快速地洗掉。
发明内容
因此,本发明所基于的目的是:提供一种具有改进的水洗掉特性的润滑脂组合物。此外,润滑脂组合物应当具有改进的温度稳定性并且引起在高温下更长的润滑寿命。
该目的通过一种润滑脂组合物实现,所述润滑脂组合物包括至少一种高粘度的、氟化的油,六方氮化硼和接合剂。
因此,本发明涉及一种润滑脂组合物,所述润滑脂组合物包括
(a)至少一种氟化的油,所述油具有500mm2/s至1500mm2/s,优选500mm2/s至1100mm2/s的粘度,
(b)氮化硼和
(c)接合剂。
动力学粘度借助Anton Paar的SVM 300粘度计在40℃的温度下测量。
在一个实施方式中,组分(a)包括氟化的、尤其全氟化的聚烷基醚油或氟化的硅油、尤其全氟化的硅油,和其混合物。
例如,在WO 97/47710或EP 657 524中描述适合的全氟化的聚烷基醚油,其全部内容通过参考并入本文。
根据一个实施方式,全氟化的聚烷基醚油对应式:
A1–[OCF2]a–[OC2F4]b–[OC3F6]c–[OC4F8]d–[OCF2CF(CF3)]e–[OCF(CF3)CF2]f–A2
其中
A1代表-CF3,-C2F5或-C3F7;
A2代表-OCF3,-OC2F5或-OC3F7;
a、b、c、d、e和f是随机分布的并且代表0或从1至200的整数,其中不是全部能够同时为0。
根据另一实施方式,e/a和f/a在20至50的范围中并且b/a在0.5至2的范围中。
根据另一实施方式,c和d代表0。全氟化的聚烷基醚尤其优选由下列单元构成:
–[OCF2CF(CF3)]e或
–[OCF2]a–[OC2F4]b或
–[OCF2]a–[OCF2CF(CF3)]e
其中e/a在20至50的范围中并且b/a在0.5至2的范围中。
根据另一实施方式,全氟化的聚烷基醚油对应式:
CF3–[OCF(CF3)CF2]f–[OCF2]a–[OCF2CF(CF3)]e–OCF3
a、e和f是随机分布的并且代表0或从1至200的整数,其中不是全部能够同时为0并且e/a和f/a在20至50的范围中。
根据另一实施方式,全氟化的聚烷基醚油对应式:
T-O-[A-B]z-[A-B′]z′-A-T′ (I)
其中:
-A=-(X)a-O-A′-(X′)b-
其中A′代表全氟聚烷基醚链,所述全氟化的聚烷基醚链包括选自(CF2O)、(CF2CF2O)、(CF2CF2CF2O)和(CF2CF2CF2CF2O)的一个或多个重复单元和可能的(CF(CF3)O)-、(CF(CF3)CF2O)-、(CF2CF(CF3)O)-单元;
X和X′是相同或彼此不同的并且代表-CF2-、-CF2CF2-或可能的-CF(CF3)-;a和b是相同或彼此不同的并且代表具有值0或1的整数,其条件为:在结合到端基T-O-上的嵌段A中指数a代表1并且在结合到端基T′上的嵌段A中指数b代表0;
-B代表由如下单元构成的嵌段,所述单元由式(Ia)的一个或多个烯烃派生,所述烯烃中的至少一个能以自由基方式均聚,
-[(CR1R2-CR3R4)j(CR5R6-CR7R8)j′]- (Ia)
其中
j代表1至5的整数,
j′代表0至4的整数,其条件为,(j+j′)大于2并且小于5;
R1、R2、R3、R4、R5、R6、R7和R8是相同的或彼此不同的并且选自卤素;H;C1-C6-(全)卤代烷基,其中卤素是F和/或Cl;可能包含杂原子的C1-C6-烷基;和C1-C6-氧基(全)氟烷基;
z代表大于等于2的整数;
z′代表0或整数;
其中z和z′具有如下值,该值使得式(I)的聚合物的数均分子量在500至500000的范围中;
B′代表嵌段,所述嵌段由式(Ia)的一个或多个烯烃派生出,但其中取代基R1至R8中的至少一个与在嵌段B中不同,其中(j+j′)大于等于2并且小于5;
端基T和T′是相同的或彼此不同的并且代表具有1个至3个碳原子的全氟烷基基团,其中氟原子能够通过氯原子或氢原子替代;或代表非氟化的C1-C6-烷基基团。
在EP 2 089 443中描述该聚醚油,其公开的内容、尤其在权利要求中公开的实施方式全部通过参考并入本文。
在一个实施方式中,组分(a)能够附加地包括非氟化的油,尤其矿物油。一般以按氟化的油的量计占0.1重量%至40重量%、尤其0.5重量%至30重量%的量包含非氟化的油。
润滑脂组合物还包括氮化硼,尤其六方氮化硼。在一个实施方式中,润滑脂组合物包括六方α氮化硼。根据另一实施方式,氮化硼具有根据ISO 9277:2010确定的、处于10m2/g至20m2/g范围中的BET表面。根据另一实施方式,氮化硼具有借助激光衍射仪(MalvernMastersizer 3000)确定的、1μm至10μm,尤其2μm至6μm的平均颗粒大小D50。适合的氮化硼例如可通过德国ESK Ceramic GmbH&Co.KG公司以商标购得。
润滑脂组合物还包括接合剂。接合剂一般具有借助激光衍射仪确定的、在1μm至10μm,尤其2μm至8μm范围中的平均颗粒大小D50。
在一个实施方式中,接合剂选自膨润土、碱金属磷酸盐、磷酸铝、碱金属硅酸盐、碱土金属硅酸盐、硅酸铝、碱土金属碳酸盐、硼酸钙、二氧化硅、二氧化钛、氧化铝和其混合物。膨润土、碱金属磷酸盐、磷酸铝和其混合物是优选的。接合剂尤其优选是有机改性的膨润土或由有机改性的膨润土与至少一种另外的接合剂构成的混合物,所述另外的接合剂选自碱金属磷酸盐、磷酸铝、碱金属硅酸盐、碱土金属硅酸盐、硅酸铝、碱土金属碳酸盐、二氧化硅、二氧化钛、氧化铝和其混合物。通常以按有机改性的膨润土的量计占0.1重量%至50重量%、尤其0.5重量%至40重量%的量包含另外的接合剂。
有机改性的热解的硅酸优选作为二氧化硅并且有机改性的热解的二氧化钛优选作为二氧化钛。改性的热解的硅酸和改性的热解的二氧化钛是借助有机硅烷、尤其借助烷基硅烷表面处理的产物。相应的产物、如Aerosil R 912,Aerosil R 812,Aerosil R 805,Aerosil R 202,TiO2T 805,TiO2NKT 90,VP NKT 65是市售的,例如可从德国Evonik Industries股份公司、德国Wacker Chemie股份公司商购。
膨润土是由不同的黏土矿物与最少组份的蒙脱石(60%至80%)构成的混合物。其他伴生矿物是石英、云母、长石、黄铁矿或还有方解石。术语“膨润土“包括全部天然存在的版本以及改性的膨润土。膨润土可以不同商业产品形式商购。在本发明的范围中,优选使用有机改性的、尤其疏水改性的膨润土,例如美国Elementis Specialities股份有限公司的商业产品
有机疏水改性的膨润土例如能够通过天然的或提纯的膨润土与季铵类化合物以阳离子交换反应的方式反应来进行,其中例如碱阳离子与季铵类化合物交换。适合于该反应的季铵类化合物例如是通式R1R2R3R4N+X-的化合物,其中X代表阴离子的等价物,例如硫酸盐、硫酸氢盐、烷基硫酸盐、芳基硫酸盐、烷基磺酸盐、芳基磺酸盐、卤化物、磷酸盐、碳酸盐、烷基磷酸盐、烷基碳酸盐、氮化物、醇盐、氢氧化物、四氟硼酸盐或高氯酸盐,尤其卤化物,并且R1、R2、R3或R4是相同的或不同的并且能够代表C1-C20-烷基。R1和R2例如能够相同地或不同地代表C1-C4-烷基,并且R3和R4能够相同地或不同地代表C12-C20-烷基。尤其能够使用季铵盐,其中X代表卤化物,尤其氯化物,R1和R2代表甲基,并且R3和R4相同地或不同地代表C16-C18-烷基。商业产品是用Me2N(C16-C18-alkyl)2Cl改性的膨润土。
如果膨润土用作接合剂,那么在一个优选的实施方式中,润滑脂组合物附加地包括按组合物的总质量计占0.01重量%至1重量%,尤其0.05重量%至0.2重量%的量的水。在此,水用作用于膨润土的活化剂,尤其用于活化膨润土的分散特性和增稠特性。
根据另一实施方式,根据本发明的润滑脂组合物能够包含至少一种添加剂,尤其在润滑脂组合物的领域中常用的添加剂。添加剂优选选自抗氧化剂,例如如在EP 1 354932 A1和US 5,550,277中描述的官能化的全氟聚烷基醚;抗磨添加剂,例如如在WO 2016/020232中描述的官能化的全氟聚烷基醚;防腐剂,如在US 5,550,277中描述的癸二酸钠、官能化的全氟聚烷基醚;颜料,例如偶氮颜料和固体润滑材料,例如二硫化钼、二硫化钨、硫化锡。
根据另一实施方式,根据本发明的润滑脂组合物包括分别按组合物的总重量计占
(a)50重量%至96重量%的氟化的油;
(b)0.9重量%至20重量%的氮化硼;和
(c)3重量%至25重量%的接合剂;
(d)0重量%至5重量%,尤其0.01重量%至5重量%的至少一种添加剂。
根据另一实施方式,根据本发明的润滑脂组合物包括分别按组合物的总重量计占
(a)50重量%至96重量%的至少一种全氟化的聚烷基醚油;
(b)0.9重量%至20重量%的氮化硼;和
(c)3重量%至25重量%的有机改性的膨润土;
(d)0重量%至5重量%,尤其0.01重量%至5重量%的至少一种添加剂。
在一个实施方式中,润滑脂组合物基本上不含PTFE。
在另一实施方式中,润滑脂组合物基本上不含离子液体。
在另一实施方式中,润滑脂组合物基本上不含石墨。
“基本上不含”表示,按组合物的总质量计,润滑脂组合物包含小于0.5重量%的PTFE,小于0.5重量%的离子液体或小于0.5重量%的石墨,尤其分别为该组分的0重量%。
根据本发明的润滑脂组合物的制备一般在高的剪力下,例如在使用转子-定子混合器下通过混合组分,和可能随后的均化作用,例如在使用滚式滚压机下进行。
令人惊讶地显示出:与已知的润滑脂相比,根据本发明的润滑脂组合物具有一系列有利的特性:
-全部组分的非常良好的兼容性,
-在金属表面上更好的附着
-在高的工作温度下更长的寿命,
-较小的被水洗掉特性;由此得出多次机械清洁润滑的金属部件,例如洗碗机中的烘炉的拉出轨道,而不损害金属部件的功能的可行性
-在加热高于100℃下不形成可能毒性的分解产物
-更好的耐高温特性
-与粉末状的产品对比,通过油组分产生的附加的润滑作用。
根据本发明的润滑脂组合物适合用于在-30℃至700℃,尤其+20℃至300℃的温度范围中润滑。因此,所述润滑脂组合物能够在许多领域中使用。因此,所述润滑脂组合物能对炉系统中的滑动引导件和转轮进行润滑,或对干燥器、电动马达或通风机中的滚动轴承和滑动轴承进行润滑,用于对工具,尤其用于塑料注塑的工具进行润滑,对机器和设备,尤其用于食品和饲料行业的机器和设备进行润滑。应用的实例是对如下进行润滑:滚动轴承和滑动轴承、滑动引导件、阀、铰链、滑块、柱引导件、顶料器和其他滑动面,如环形输送设备、涂漆线、砑光机、窖车、风扇、开关、薄膜拉伸设备、提取设备、纺织机械、木材挤压系统、泵、干燥器、马达、轮胎模具、建筑机械、电子和汽车工程、弹性体工程和塑料工程以及在瓦楞纸板行业、造纸业和钢铁工业中的应用和例如食品和饲料工业中的机械和设备。
根据本发明的润滑脂组合物优选用于对炉系统中的滑动引导件和转轮进行润滑,或对干燥器、电动马达或通风机中的滚动轴承和滑动轴承进行润滑。特别地,根据本发明的润滑脂组合物用于润滑炉拉出轨道的应用是尤其优选的。
润滑脂组合物的施加通过以适合用于润滑的量涂覆到待润滑的部件上进行。根据本发明的润滑脂组合物优选作为膏涂覆。该施加形式实现涂覆面的非常精确的选择和覆层。润滑脂组合物能够以简单的方式施加,而润滑脂组合物能够例如能够不在炉拉出轨道的轨道的端部处流出或滴出。
在涂覆润滑脂组合物之后通过滚磨进行的可选的后处理实现润滑脂在例如金属的基底上的更好的分布和附着。
润滑脂组合物优选是触变性的,也就是说,在机械作用下粘度减小并且在剪应力结束之后在此达到原始的粘度。由此,膏能够在压力负荷下相对容易地分布在例如炉拉出轨道的表面上,而没有滴出。
具体实施方式
下面的实例阐述本发明,而不限定本发明。
实例1:
两种全氟化的聚烷基醚油(68重量%的、美国杜邦的在40℃下500cSt的PFPE油1和10重量%的、美国杜邦的在40℃下1005cSt的PFPE油2)添加到混合釜中并且在搅拌条件下加热15min到100℃。接着,将(14.9重量%的、美国ElementisSpecialities股份有限公司的有机疏水改性的膨润土)添加到混合釜中,切断加热装置并且产生的混合物搅拌五分钟。接着,添加0.1重量%的水并且混合物搅拌30分钟。在冷却到室温之后,氮化硼(5重量%的德国ESK Ceramic GmbH&Co.KG公司)和防腐剂(2重量%的德国巴斯夫股份公司)添加到混合釜中并且产生的混合物搅拌30min。产生的润滑脂借助辊磨均质化。以重量%表示的数据分别为按润滑脂的总重量计。
试验程序和结果
根据实例1制备的润滑脂组合物首先经受VKA测试(Vierkugel-Apparat,ASTMD1831/DIN 51350-4)。在此,确定4800N的VKA熔焊力并且在150kg/1min的负荷下确定0.9mm的VKA磨损。
对于根据实例1制备的润滑脂组合物也确定在300℃下的热稳定性。随时间的蒸发速率考虑作为用于热稳定性的度量:
此外,对于根据实例1制备的润滑脂组合物确定:
-在蒸馏水(ISO 11007)中的钢材腐蚀度(比索洛尔(Emcor)):等级1/1
-在40℃下的基础油粘度(DIN 51562):575mm2/s和
-NLGI稠度等级(DIN 51818):NLGI 1。
洗掉特性测试
对于根据实例1制备的润滑脂组合物和三个对比样本(对比实例1,对比实例2,对比实例3)进行洗掉特性测试。为此,将不同的样本施加在炉拉出轨道上并且经受下列循环:炉拉出轨道在炉中暴漏于250℃的温度4h;接着,从炉中取出轨道并且在70℃下用市售的洗碗剂在冲洗机中处理2h;在清洗过程之后,从洗碗机中取出轨道并且在105℃下干燥1h。(对于每个样本执行3次循环;轨道因此总共处于炉中12h并且在洗碗机中6h)。(按重量%表示,按组合物的总重量计)对比实例的组合物:
对比实例1:
74.75%的PFPE(全氟化的聚醚;500mm2/s)
25%的PTFE(聚四氟乙烯)
0.25%的防腐剂
对比实例2:
81%的PFPE(500mm2/s)
10%的PFPE(1005mm2/s)
5%的PTFE
2%的SiO2
2%的防腐剂
对比实例3:
10%的PFPE(1005mm2/s)
83%的PFPE(500mm2/s)
5%的氮化硼
1%的石墨
1%的WS2(硫化钨)
获得下列结果:
实例1:在第三次清洗过程之后的重量损失:<50%;轨道能够良好的移动。
对比实例1:在第三次清洗过程之后的重量损失:75%
对比实例2:在第三次清洗过程之后的重量损失:50%
对比实例3:在第三次清洗过程之后的重量损失:60%
包含PTFE的对比实例2产生毒性的、蒸汽状的分解产物进而尽管洗掉结果良好,但不适合在烘炉中应用。
耐久性检查
对于根据实例1制备的润滑脂组合物和两个对比样本(对比实例4和对比实例5)执行耐久性检查。为此,不同的样本施加在炉拉出轨道上并且拉出轨道安装在侧面格栅上。紧接着,格栅装入烘炉中。测试负荷定位在炉中的烘板的中部中。重压的烘板的拉入和拉出利用气动缸执行。轨道经受具有24000次循环的耐久性测试。在每6000次循环之后,检查轨道的移动力和下沉并且同样在每6000次循环之后,轨道经受冲洗机清洗工序。在总共24000次循环之后,卸载并且研究轨道。检查用下列参数并且根据下列示意性流程执行:
(按重量%表示,按组合物的总重量计)对比实例的组合物:
对比实例4:
如对比实例2,见上文
对比实例5:
90.5%的PFPE(500mm2/s)
6%的氮化硼
3.25%的SiO2
0.25%的防腐剂
获得下列结果:
实例1:样本通过测试(5次清洗工序,直至18000次循环的良好的运行特性,进一步直至24000次循环的不太差的运行特性)。
对比实例4:样本通过测试(5次清洗过程,直至18000次循环的良好的运行特性,进一步直至24000次循环的较差的运行特性)。然而,组合物在高于250℃的温度下产生毒性的分解产物。
对比实例5:样本未通过试验(在12000次循环之后失效,滚珠由于缺乏油脂而卡住)。
Claims (20)
1.一种润滑脂组合物,所述润滑脂组合物包括
(a)至少一种氟化的油,所述油具有在40℃下500mm2/s至1500mm2/s的粘度,
(b)氮化硼和
(c)至少一种接合剂,所述接合剂选自膨润土、碱金属磷酸盐、磷酸铝、碱金属硅酸盐、碱土金属硅酸盐、硅酸铝、碱土金属碳酸盐、硼酸钙、二氧化硅、二氧化钛、氧化铝和其混合物。
2.根据权利要求1所述的润滑脂组合物,所述润滑脂组合物包括:分别按所述组合物的总重量计,
(a)50重量%至96重量%的氟化的所述油;
(b)0.9重量%至20重量%的氮化硼;和
(c)3重量%至25重量%的接合剂。
3.根据权利要求1或2所述的润滑脂组合物,
其中所述氟化的油具有在40℃下500mm2/s至1100mm2/s的粘度。
4.根据上述权利要求中任一项所述的润滑脂组合物,
其中所述氟化的油选自全氟化的聚烷基醚油、全氟硅油和其混合物,并且尤其选自全氟化的聚烷基醚油和其混合物。
5.根据上述权利要求中任一项所述的润滑脂组合物,
其中所述接合剂选自膨润土、热解硅酸(SiO2)、滑石(硅酸镁水合物)、碳酸钙、硼酸钙、热解二氧化钛、氧化铝和其混合物。
6.根据上述权利要求中任一项所述的润滑脂组合物,
其中所述接合剂为有机改性的膨润土或由有机改性的膨润土与至少一种另外的接合剂构成的混合物,所述另外的接合剂选自碱金属磷酸盐、磷酸铝、碱金属硅酸盐、碱土金属硅酸盐、硅酸铝、碱土金属碳酸盐、二氧化硅、二氧化钛、氧化铝和其混合物。
7.根据上述权利要求中任一项所述的润滑脂组合物,
其中所述氮化硼是六方氮化硼、尤其六方α氮化硼。
8.根据上述权利要求中任一项所述的润滑脂组合物,
所述润滑脂组合物基本上不包含PTFE。
9.根据上述权利要求中任一项所述的润滑脂组合物,
所述润滑脂组合物基本上不包含离子液体。
10.根据上述权利要求中任一项所述的润滑脂组合物,
所述润滑脂组合物基本上不包含石墨。
11.根据上述权利要求中任一项所述的润滑脂组合物,
所述润滑脂组合物附加地包括非氟化的油。
12.根据上述权利要求中任一项所述的润滑脂组合物,
所述润滑脂组合物附加地包括按所述组合物的总重量计占0.01重量%至1重量%的水。
13.根据上述权利要求中任一项所述的润滑脂组合物,
所述润滑脂组合物附加地包括至少一种添加剂。
14.根据权利要求13所述的润滑脂组合物,
其中所述添加剂选自抗氧化剂、粘度指数改进剂、凝固点降低剂、抗磨添加剂、防腐剂、防锈剂、颜料和固体润滑材料。
15.根据权利要求14所述的润滑脂组合物,
所述润滑脂组合物包括0.05重量%至5重量%的至少一种添加剂。
16.一种根据权利要求1至15中任一项所述的润滑脂组合物的应用,所述润滑脂组合物用于在-30℃至700℃,尤其+100℃至310℃的温度范围中进行润滑。
17.一种根据权利要求1至15中任一项所述的润滑脂组合物的应用,所述润滑脂组合物用于对炉系统中的滑动引导件和转轮进行润滑,或对干燥器、电动马达或通风机中的滚动轴承和滑动轴承进行润滑,用于对工具,尤其用于塑料注塑的工具进行润滑,对机器和设备,尤其用于食品和饲料行业的机器和设备进行润滑。
18.一种润滑方法,其中将根据权利要求1至15中任一项所述的润滑组合物涂覆到待润滑的部件上。
19.根据权利要求18所述的润滑方法,其中所述润滑组合物在-30℃至700℃,尤其+100℃至310℃的温度范围中涂覆。
20.根据权利要求18或19所述的润滑方法,所述润滑方法用于对炉系统中的滑动引导件和转轮进行润滑,或对干燥器、电动马达或通风机中的滚动轴承和滑动轴承进行润滑,用于对工具,尤其用于塑料注塑的工具进行润滑,对机器和设备,尤其用于食品和饲料行业的机器和设备进行润滑。
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EP3784761B1 (en) * | 2018-04-26 | 2024-03-06 | Shell Internationale Research Maatschappij B.V. | Lubricant composition and use of the same as a pipe dope |
CN112646636A (zh) * | 2020-12-22 | 2021-04-13 | 刘超 | 一种润滑油添加剂及其制备方法 |
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EP0648832A1 (en) * | 1993-09-13 | 1995-04-19 | Dow Corning Corporation | Grease compositions employing fluorinated polymer oils and hexagonal lattice boron nitride |
WO1997047710A1 (de) * | 1996-06-07 | 1997-12-18 | KLüBER LUBRICATION MüNCHEN KG | Schmierfettzusammensetzungen |
CN101128569A (zh) * | 2005-02-22 | 2008-02-20 | Nok克鲁勃株式会社 | 润滑剂 |
CN101155902A (zh) * | 2005-04-08 | 2008-04-02 | 出光兴产株式会社 | 油脂组合物 |
US20100305012A1 (en) * | 2008-02-01 | 2010-12-02 | Nok Klueber Co., Ltd. | Lubricant Composition |
-
2016
- 2016-08-16 ES ES16754263T patent/ES2902836T3/es active Active
- 2016-08-16 US US15/753,786 patent/US20180245010A1/en not_active Abandoned
- 2016-08-16 EP EP16754263.8A patent/EP3337879B1/de active Active
- 2016-08-16 WO PCT/EP2016/069423 patent/WO2017029287A1/de active Application Filing
- 2016-08-16 CN CN201680047719.8A patent/CN108026465A/zh active Pending
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2018
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Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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EP0648832A1 (en) * | 1993-09-13 | 1995-04-19 | Dow Corning Corporation | Grease compositions employing fluorinated polymer oils and hexagonal lattice boron nitride |
WO1997047710A1 (de) * | 1996-06-07 | 1997-12-18 | KLüBER LUBRICATION MüNCHEN KG | Schmierfettzusammensetzungen |
CN101128569A (zh) * | 2005-02-22 | 2008-02-20 | Nok克鲁勃株式会社 | 润滑剂 |
CN101155902A (zh) * | 2005-04-08 | 2008-04-02 | 出光兴产株式会社 | 油脂组合物 |
US20100305012A1 (en) * | 2008-02-01 | 2010-12-02 | Nok Klueber Co., Ltd. | Lubricant Composition |
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CN111996064A (zh) * | 2020-09-23 | 2020-11-27 | 上海虎头化工有限公司 | 一种超高温润滑脂及其制备方法 |
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EP3337879B1 (de) | 2021-11-17 |
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