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CN114456869A - 一种复酯型高粘度冷冻机油组合物及其制备方法 - Google Patents

一种复酯型高粘度冷冻机油组合物及其制备方法 Download PDF

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CN114456869A
CN114456869A CN202210072486.4A CN202210072486A CN114456869A CN 114456869 A CN114456869 A CN 114456869A CN 202210072486 A CN202210072486 A CN 202210072486A CN 114456869 A CN114456869 A CN 114456869A
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complex ester
oil composition
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马楷
赵江
赵玉贞
陈林
魏智侠
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China Petroleum and Chemical Corp
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Abstract

本发明提供了一种复酯型高粘度冷冻机油组合物,由包括以下组分的原料制备而成:三羟甲基丙烷己二酸复酯100重量份;酸捕捉剂0.1重量份~1重量份;抗氧剂0.1重量份~1重量份;抗磨剂1重量份~5重量份;抗腐蚀剂0.01重量份~0.1重量份;抗泡剂0.001~0.01重量份。与现有技术相比,本发明提供的复酯型高粘度冷冻机油组合物采用特定含量的组分,实现较好的相互作用,产品在各项性能良好的基础上,能够与制冷剂R22相容,用于螺杆机以减少压缩机中润滑的粘度降低,提升压缩机效率,从而有效地满足高效型工业及商用制冷机组的螺杆式冷冻机长时间运行的要求。

Description

一种复酯型高粘度冷冻机油组合物及其制备方法
技术领域
本发明涉及润滑油组合物技术领域,更具体地说,是涉及一种复酯型高粘度冷冻机油组合物及其制备方法。
背景技术
R22(一氯二氟甲烷)为制冷剂的高效型工业及商用制冷机组,结构设计非常紧凑。目前国内在大量使用该类高效型制冷设备,这要求冷冻机油不仅具有良好的闪点,低温性能和高的粘度指数以及大黏度,还要求良好的油气分离性,可为轴承及运转部件提供良好的润滑及密封;优异的低温性能及与制冷剂之间良好的互溶性能(相对于矿油、烷基苯),与CFC冷媒的高度稳定性,确保油浴式蒸发器有良好的回油及较好的热交换效率,以提高压缩机效率。
发明内容
有鉴于此,本发明的目的在于提供一种复酯型高粘度冷冻机油组合物及其制备方法,本发明提供的复酯型高粘度冷冻机油组合物与制冷剂(如R22)部分的互溶,用于螺杆机以减少压缩机中润滑的粘度降低,提升压缩机效率。
本发明提供了一种复酯型高粘度冷冻机油组合物,由包括以下组分的原料制备而成:
三羟甲基丙烷己二酸复酯100重量份;
酸捕捉剂0.1重量份~1重量份;
抗氧剂0.1重量份~1重量份;
抗磨剂1重量份~5重量份;
抗腐蚀剂0.01重量份~0.1重量份;
抗泡剂0.001~0.01重量份。
优选的,所述三羟甲基丙烷己二酸复酯的粘度指数不低于145。
优选的,所述酸捕捉剂为叔丁基缩水甘油酯和/或辛基缩水甘油醚。
优选的,所述抗氧剂选自萘胺抗氧剂、芳胺抗氧剂和酚类抗氧剂中的一种或多种。
优选的,所述萘胺抗氧剂为N-苯基-a-萘胺及其衍生物;
所述芳胺抗氧剂为二异辛基二苯胺和/或辛基丁基二苯胺;
所述酚类抗氧剂为T501抗氧剂。
优选的,所述抗磨剂选自磷酸三甲酚酯和/或硫代磷酸三苯酯。
优选的,所述抗腐蚀剂为苯骈三氮唑及其衍生物。
优选的,所述抗泡剂选自10000号氟硅油或8000甲基硅油。
本发明还提供了一种上述技术方案所述的复酯型高粘度冷冻机油组合物的制备方法,包括以下步骤:
将三羟甲基丙烷己二酸复酯、酸捕捉剂、抗氧剂、抗磨剂、抗腐蚀剂和抗泡剂混合,得到复酯型高粘度冷冻机油组合物。
优选的,所述混合的方式为搅拌;所述搅拌的温度为85℃~105℃,转速为220r/min~300r/min,时间为90min~120min。
本发明提供了一种复酯型高粘度冷冻机油组合物,由包括以下组分的原料制备而成:三羟甲基丙烷己二酸复酯100重量份;酸捕捉剂0.1重量份~1重量份;抗氧剂0.1重量份~1重量份;抗磨剂1重量份~5重量份;抗腐蚀剂0.01重量份~0.1重量份;抗泡剂0.001~0.01重量份。与现有技术相比,本发明提供的复酯型高粘度冷冻机油组合物采用特定含量的组分,实现较好的相互作用,产品在各项性能良好的基础上,能够与制冷剂R22相容,用于螺杆机以减少压缩机中润滑的粘度降低,提升压缩机效率,从而有效地满足高效型工业及商用制冷机组的螺杆式冷冻机长时间运行的要求。
此外,本发明提供的制备方法简单,条件温和、易控,生产成本低,易于进行工业化大规模生产,具有广阔的应用前景。
具体实施方式
下面将结合本发明实施例,对本发明的技术方案进行清楚、完整地描述,显然,所描述的实施例仅是本发明一部分实施例,而不是全部的实施例。基于本发明中的实施例,本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例,都属于本发明保护的范围。
本发明提供了一种复酯型高粘度冷冻机油组合物,由包括以下组分的原料制备而成:
三羟甲基丙烷己二酸复酯100重量份;
酸捕捉剂0.1重量份~1重量份;
抗氧剂0.1重量份~1重量份;
抗磨剂1重量份~5重量份;
抗腐蚀剂0.01重量份~0.1重量份;
抗泡剂0.001~0.01重量份。
在本发明中,所述复酯型高粘度冷冻机油组合物由包括三羟甲基丙烷己二酸复酯、酸捕捉剂、抗氧剂、抗磨剂、抗腐蚀剂和抗泡剂的原料制备而成,优选由三羟甲基丙烷己二酸复酯、酸捕捉剂、抗氧剂、抗磨剂、抗腐蚀剂和抗泡剂制备而成。
在本发明中,所述三羟甲基丙烷己二酸复酯的粘度指数优选不低于145;在此基础上,能够减少压缩机中润滑的粘度降低,提升压缩机效率。本发明对所述三羟甲基丙烷己二酸复酯的来源没有特殊限制,采用本领域技术人员熟知的市售商品或自制品均可。在本发明中,所述复酯型高粘度冷冻机油组合物包括100重量份的三羟甲基丙烷己二酸复酯。
在本发明中,所述酸捕捉剂优选为叔丁基缩水甘油酯和/或辛基缩水甘油醚,更优选为辛基缩水甘油醚。本发明对所述酸捕捉剂的来源没有特殊限制,采用本领域技术人员熟知的市售商品即可。在本发明中,所述复酯型高粘度冷冻机油组合物包括0.1重量份~1重量份的酸捕捉剂,更优选为0.5重量份。
在本发明中,所述抗氧剂优选选自萘胺抗氧剂、芳胺抗氧剂和酚类抗氧剂中的一种或多种;其中,所述萘胺抗氧剂优选为N-苯基-a-萘胺及其衍生物;所述芳胺抗氧剂优选为二异辛基二苯胺和/或辛基丁基二苯胺,更优选为二异辛基二苯胺;所述酚类抗氧剂优选为T501抗氧剂。在本发明一个优选的实施例中,所述抗氧剂为质量比为1:1的二异辛基二苯胺和T501抗氧剂;在本发明另一个优选的实施例中,所述抗氧剂为质量比为1:1的二异辛基二苯胺和N-苯基-a-萘胺;在本发明另一个优选的实施例中,所述抗氧剂为质量比为1:1的二异辛基二苯胺和辛基N-苯基-a-萘胺。本发明对所述抗氧剂的来源没有特殊限制,采用本领域技术人员熟知的市售商品即可。在本发明中,所述复酯型高粘度冷冻机油组合物包括0.1重量份~1重量份的抗氧剂,更优选为0.2重量份。
在本发明中,所述抗磨剂优选选自磷酸三甲酚酯和/或硫代磷酸三苯酯,更优选为磷酸三甲酚酯或硫代磷酸三苯酯。本发明对所述抗磨剂的来源没有特殊限制,采用本领域技术人员熟知的市售商品即可。在本发明中,所述复酯型高粘度冷冻机油组合物包括1重量份~5重量份的抗磨剂,更优选为1重量份~2重量份。
在本发明中,所述抗腐蚀剂优选为苯骈三氮唑及其衍生物;采用本领域技术人员熟知的市售商品L39抗腐蚀剂、T706抗腐蚀剂均可。在本发明中,所述复酯型高粘度冷冻机油组合物包括0.01重量份~0.1重量份的抗腐蚀剂,更优选为0.02重量份~0.05重量份。
在本发明中,所述抗泡剂优选选自10000号氟硅油或8000甲基硅油;采用本领域技术人员熟知的市售商品即可。在本发明中,所述复酯型高粘度冷冻机油组合物包括0.001~0.01重量份的抗泡剂,更优选为0.002重量份。
本发明提供的复酯型高粘度冷冻机油组合物采用特定含量的组分,实现较好的相互作用,产品在各项性能良好的基础上,能够与制冷剂R22相容,用于螺杆机以减少压缩机中润滑的粘度降低,提升压缩机效率,从而有效地满足高效型工业及商用制冷机组的螺杆式冷冻机长时间运行的要求,用于采用R22制冷剂的工业及商用制冷机组的螺杆式冷冻机制冷,因其自身环保型以及与环保型制冷剂的相容性,前景广阔
本发明还提供了一种上述技术方案所述的复酯型高粘度冷冻机油组合物的制备方法,包括以下步骤:
将三羟甲基丙烷己二酸复酯、酸捕捉剂、抗氧剂、抗磨剂、抗腐蚀剂和抗泡剂混合,得到复酯型高粘度冷冻机油组合物。
在本发明中,所述三羟甲基丙烷己二酸复酯、酸捕捉剂、抗氧剂、抗磨剂、抗腐蚀剂和抗泡剂与上述技术方案中的相同,在此不再赘述。
在本发明中,所述混合的方式优选为搅拌;所述搅拌的温度优选为85℃~105℃,更优选为95℃;所述搅拌的转速优选为220r/min~300r/min,更优选为230r/min;所述搅拌的时间优选为90min~120min,更优选为90min。
本发明提供的制备方法简单,条件温和、易控,生产成本低,易于进行工业化大规模生产,具有广阔的应用前景。
本发明提供了一种复酯型高粘度冷冻机油组合物,由包括以下组分的原料制备而成:三羟甲基丙烷己二酸复酯100重量份;酸捕捉剂0.1重量份~1重量份;抗氧剂0.1重量份~1重量份;抗磨剂1重量份~5重量份;抗腐蚀剂0.01重量份~0.1重量份;抗泡剂0.001~0.01重量份。与现有技术相比,本发明提供的复酯型高粘度冷冻机油组合物采用特定含量的组分,实现较好的相互作用,产品在各项性能良好的基础上,能够与制冷剂R22相容,用于螺杆机以减少压缩机中润滑的粘度降低,提升压缩机效率,从而有效地满足高效型工业及商用制冷机组的螺杆式冷冻机长时间运行的要求。
此外,本发明提供的制备方法简单,条件温和、易控,生产成本低,易于进行工业化大规模生产,具有广阔的应用前景。
为了进一步说明本发明,下面通过以下实施例进行详细说明。本发明以下实施例中所用的原料均为市售商品;其中,三羟甲基丙烷己二酸复酯的粘度指数不低于145,酸捕捉剂为辛基缩水甘油醚。
实施例1
采用三羟甲基丙烷己二酸复酯为基础油,加入0.5wt%的酸捕捉剂,0.1wt%的二异辛基二苯胺和0.1wt%的T501为抗氧剂,2.0wt%的硫代磷酸三苯酯,0.05wt%的L39抗腐蚀剂,20ppm的8000甲基硅油抗泡剂,在95±3℃、230r/min下搅拌90min,混合均匀,得到复酯型高粘度冷冻机油组合物。
实施例2
采用三羟甲基丙烷己二酸复酯为基础油,加入0.5wt%的酸捕捉剂,0.1wt%的二异辛基二苯胺和0.1wt%的N-苯基-a-萘胺为抗氧剂,2.0wt%的磷酸三甲酚酯,0.05wt%的T706抗腐蚀剂,20ppm的10000号氟硅油抗泡剂,在95±3℃、230r/min下搅拌90min,混合均匀,得到复酯型高粘度冷冻机油组合物。
实施例3
采用三羟甲基丙烷己二酸复酯为基础油,加入0.5wt%的酸捕捉剂,0.1wt%的二异辛基二苯胺和0.1wt%的辛基N-苯基-a-萘胺为抗氧剂,1.0wt%的硫代磷酸三苯酯,0.02wt%的T706抗腐蚀剂,20ppm的8000甲基硅油抗泡剂,在95±3℃、230r/min下搅拌90min,混合均匀,得到复酯型高粘度冷冻机油组合物。
对本发明实施例1~3提供的复酯型高粘度冷冻机油组合物的各项性能进行测试,结果参见表1所示。
表1实施例1~3提供的复酯型高粘度冷冻机油组合物的各项性能数据
Figure BDA0003482615230000061
由表1可知,本发明提供的复酯型高粘度冷冻机油组合物具有良好的各项性能,并且与制冷剂R22部分的互溶,用于螺杆机以减少压缩机中润滑的粘度降低,提升压缩机效率。
所公开的实施例的上述说明,使本领域专业技术人员能够实现或使用本发明。对这些实施例的多种修改对本领域的专业技术人员来说将是显而易见的,本文中所定义的一般原理可以在不脱离本发明的精神或范围的情况下,在其它实施例中实现。因此,本发明将不会被限制于本文所示的这些实施例,而是要符合与本文所公开的原理和新颖特点相一致的最宽的范围。

Claims (10)

1.一种复酯型高粘度冷冻机油组合物,由包括以下组分的原料制备而成:
三羟甲基丙烷己二酸复酯100重量份;
酸捕捉剂0.1重量份~1重量份;
抗氧剂0.1重量份~1重量份;
抗磨剂1重量份~5重量份;
抗腐蚀剂0.01重量份~0.1重量份;
抗泡剂0.001~0.01重量份。
2.根据权利要求1所述的复酯型高粘度冷冻机油组合物,其特征在于,所述三羟甲基丙烷己二酸复酯的粘度指数不低于145。
3.根据权利要求1所述的复酯型高粘度冷冻机油组合物,其特征在于,所述酸捕捉剂为叔丁基缩水甘油酯和/或辛基缩水甘油醚。
4.根据权利要求1所述的复酯型高粘度冷冻机油组合物,其特征在于,所述抗氧剂选自萘胺抗氧剂、芳胺抗氧剂和酚类抗氧剂中的一种或多种。
5.根据权利要求4所述的复酯型高粘度冷冻机油组合物,其特征在于,所述萘胺抗氧剂为N-苯基-a-萘胺及其衍生物;
所述芳胺抗氧剂为二异辛基二苯胺和/或辛基丁基二苯胺;
所述酚类抗氧剂为T501抗氧剂。
6.根据权利要求1所述的复酯型高粘度冷冻机油组合物,其特征在于,所述抗磨剂选自磷酸三甲酚酯和/或硫代磷酸三苯酯。
7.根据权利要求1所述的复酯型高粘度冷冻机油组合物,其特征在于,所述抗腐蚀剂为苯骈三氮唑及其衍生物。
8.根据权利要求1所述的复酯型高粘度冷冻机油组合物,其特征在于,所述抗泡剂选自10000号氟硅油或8000甲基硅油。
9.一种权利要求1~8任一项所述的复酯型高粘度冷冻机油组合物的制备方法,包括以下步骤:
将三羟甲基丙烷己二酸复酯、酸捕捉剂、抗氧剂、抗磨剂、抗腐蚀剂和抗泡剂混合,得到复酯型高粘度冷冻机油组合物。
10.根据权利要求9所述的制备方法,其特征在于,所述混合的方式为搅拌;所述搅拌的温度为85℃~105℃,转速为220r/min~300r/min,时间为90min~120min。
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