CN112574790A - 一种汽油清净增效剂及其制备方法 - Google Patents

一种汽油清净增效剂及其制备方法 Download PDF

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CN112574790A
CN112574790A CN202011321418.4A CN202011321418A CN112574790A CN 112574790 A CN112574790 A CN 112574790A CN 202011321418 A CN202011321418 A CN 202011321418A CN 112574790 A CN112574790 A CN 112574790A
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邵占林
魏滨滨
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Abstract

本发明公开了一种汽油清净增效剂及其制备方法。本发明汽油清净增效剂包括以下重量份数的原料:甲醇150‑300份,抗爆剂1‑10份,抗腐蚀剂5‑30份,抗溶胀剂1‑10份,抗氧化剂1‑10份。本发明通过调整抗爆剂、抗腐蚀剂和抗溶胀剂的组成,使得汽油清净增效剂不仅能够有效抑制沉淀物的生成,同时在汽油发动机表面形成保护膜,延长其使用寿命;本发明的汽油清净增效剂添加到汽油中进一步提高了燃油的品质,减少了废气的排放量,同时也减少了发动机耗油量,提高了燃油动力。

Description

一种汽油清净增效剂及其制备方法
技术领域
本发明涉及汽油清净剂技术领域,特别是涉及一种汽油清净增效剂及其制备方法。
背景技术
在汽油发动机中,汽油中含有的烯烃类、芳烃类等易氧化难分解的物质在喷入到燃烧室的过程中,容易在高温的进气阀金属表面上被氧化结胶形成沉积物,燃料油喷射到燃烧室后因雾化不彻底、燃烧不充分,使得发动机噪音和尾气排放量增加,功率输出降低和燃油的有效性难移有效维持。
随着汽车行业的发展和环保要求的提高,汽油清净剂因其能降低进气阀沉淀物,保持燃料系统清洁而备受瞩目。迄今为止,汽油清净剂主要包括以下几类:
(1)含有低分子量的氨基、酰胺等化合物构成的第一代汽油清净剂,其能够解决化油器沉积物的问题;
(2)传统胺类化合物构成的第二代汽油清净剂,其能够解决喷嘴积碳的问题;
(3)相对分子量较高的聚合性分散剂(例如聚异丁烯丁二酰亚胺)构成的第三代汽油清净剂,其能够有效抑制进气阀沉积物的生成,并快速溶解沉积物;
(4)由聚异丁烯丁二酰亚胺、聚醚胺、聚异丁烯胺等构成的第四代汽油清净剂,其能够抑制燃烧室沉积物的生成;
(5)由聚醚胺、聚异丁烯胺等构成的第五代汽油清净剂,其能够减少燃烧室沉积物的生产。
采用目前汽油清净剂虽然能在一定程度上减少沉积物,但是其能够在一定程度上降低燃料的品质,进而造成燃油动力不足,发动机的燃油量相对较高,难以有效降低。
发明内容
基于上述问题,本发明的目的是提供了一种汽油清洁增效剂,其能够充分减少汽油发动机进气阀的沉积物,同时提高燃油品质,使得动力强劲,并且有效减少耗油量。
本发明的汽油清净增效剂,包括以下重量份数的原料:
甲醇 150-300份,
抗爆剂 1-10份,
抗腐蚀剂 5-30份,
抗溶胀剂 1-10份,
抗氧化剂 1-10份;
所述抗爆剂是将MMT(甲基环戊二烯三羰基锰)溶解在甲苯、二甲苯、乙醇、溶剂油的混合液体中,在惰性气体保护下,搅拌30-60分钟充分溶解后配成浓度为1-3wt%的MMT溶液;
所述抗腐蚀剂为1-苯基-5-巯基-四氮唑、石油醚、3-硝基甲苯、石油环烷酸中的至少两种;
所述抗溶胀剂为5-甲基苯并三氮唑、清净剂T115B(高碱值硫化烷基酚钙)、硫磷双辛基碱性锌盐、石油磺酸钠、三乙胺、异丁醇中的至少三种。
优选地,所述抗爆剂是将MMT(甲基环戊二烯三羰基锰)溶解在体积比为3-9:1-5:2-7:11-13的甲苯、二甲苯、乙醇、溶剂油的混合液体中。
优选地,所述抗腐蚀剂是由石油环烷酸、1-苯基-5-巯基-四氮唑和3-硝基甲苯构成。
更优选地,所述抗腐蚀剂中石油环烷酸、1-苯基-5-巯基-四氮唑和3-硝基甲苯的质量比为8-15:1-3:5-7。
优选地,所述抗氧化剂为T501。
本发明还提供了所述汽油清净增效剂的制备方法,具体是:在甲醇中先加入抗氧化剂,充分混合后,再加入抗爆剂、抗腐蚀剂以及抗溶胀剂,经过充分搅拌分散后制成澄清透明的汽油清净增效剂。
本发明还提供了该汽油清净增效剂的应用方法,具体是将所述汽油清净增效剂添加到汽油中,其添加量为1-5mL/40L。
与现有技术相比,本发明具有以下有益效果:
(1)本发明的汽油清净增效剂组分新颖独特,通过优化原料组成,使得汽油清净增效剂不仅能够有效抑制沉淀物的生成,同时在汽油发动机表面形成保护膜,延长其使用寿命;
(2)本发明的汽油清净增效剂添加到汽油中进一步提高了燃油的品质,减少了废气的排放量,同时也减少了发动机耗油量,提高了燃油动力。
具体实施方式
本发明提供了一种汽油清净增效剂,包括以下重量份数的原料:
甲醇 150-300份,
抗爆剂 1-10份,
抗腐蚀剂 5-30份,
抗溶胀剂 1-10份,
抗氧化剂 1-10份;
其中所述抗爆剂是将MMT(甲基环戊二烯三羰基锰)溶解在甲苯、二甲苯、乙醇、溶剂油的混合液体中,在惰性气体保护下,搅拌30-60分钟充分溶解后配成浓度为1-3wt%的MMT溶液;
所述抗腐蚀剂为1-苯基-5-巯基-四氮唑、石油醚、3-硝基甲苯、石油环烷酸中的至少两种;
所述抗溶胀剂为5-甲基苯并三氮唑、清净剂T115B(高碱值硫化烷基酚钙)、硫磷双辛基碱性锌盐、石油磺酸钠、三乙胺、异丁醇中的至少三种。
在一些实施例中,本发明所述抗爆剂是将MMT(甲基环戊二烯三羰基锰)溶解在体积比为3-9:1-5:2-7:11-13的甲苯、二甲苯、乙醇、溶剂油的混合液体中。
在一些实施例中,本发明所述抗腐蚀剂是由石油环烷酸、1-苯基-5-巯基-四氮唑和3-硝基甲苯构成。具体而言,本发明所述抗腐蚀剂中石油环烷酸、1-苯基-5-巯基-四氮唑和3-硝基甲苯的质量比为8-15:1-3:5-7。
在一些实施例中,本发明所述抗氧化剂为T501。
下面结合具体实施例对本发明作进一步说明。
实施例1
一种汽油清净增效剂是由以下重量份数的原料构成:
甲醇200份,抗爆剂5份,抗腐蚀剂10份,抗溶胀剂2份,T501抗氧化剂2份;
其中抗爆剂是将MMT溶解在体积比为3:1:2:11的甲苯、二甲苯、乙醇、溶剂油的混合液体中,在氮气气体保护下,搅拌60分钟充分溶解后配成浓度为3wt%的MMT溶液;
所述抗腐蚀剂由石油环烷酸、1-苯基-5-巯基-四氮唑和3-硝基甲苯按质量比为10:3:5构成;
所述抗溶胀剂为5-甲基苯并三氮唑和清净剂T115B、硫磷双辛基碱性锌盐、按质量比为1:1:1混合而成。
其制备方法是:在甲醇中先加入抗氧化剂,充分混合后,再加入抗爆剂、抗腐蚀剂以及抗溶胀剂,经过充分搅拌分散后制成澄清透明的汽油清净增效剂。
按照国家标准GB/T19230.4的方法检测汽油清净增效剂的性能,将制得的汽油清净增效剂加入到93#汽油中,添加量为5mL/40L,然后进行进气系统沉积物模拟评定,评定条件为:空气压力83kPa,空气流量1020L/h,压力7.0kPa,汽油流量3.3mL/min,铝制试验片在95℃下保持30min,然后升温至203℃保持30min作为一个循环,共循环5次。本发明汽油清净增效剂的性能见表1。
表1汽油清净增效剂性能测试
Figure BDA0002793028130000041
其中百公里耗油节省率是相对于未添加汽油清净增效剂的93#汽油而言,采用相同型号的汽车进行实际测试,记录经过多次测试的平均结果。
实施例2
一种汽油清净增效剂是由以下重量份数的原料构成:
甲醇250份,抗爆剂3份,抗腐蚀20份,抗溶胀剂5份,T501抗氧化剂7份;
其中抗爆剂是将MMT溶解在体积比为9:1:5:12的甲苯、二甲苯、乙醇、溶剂油的混合液体中,在氮气气体保护下,搅拌50分钟充分溶解后配成浓度为2wt%的MMT溶液;
所述抗腐蚀剂由石油环烷酸、1-苯基-5-巯基-四氮唑和3-硝基甲苯按质量比为9:1:5构成;
所述抗溶胀剂为5-甲基苯并三氮唑、清净剂T115B、石油磺酸钠、异丁醇按照质量比为3:2:5:1混合而成。
其制备方法是:在甲醇中先加入抗氧化剂,充分混合后,再加入抗爆剂、抗腐蚀剂以及抗溶胀剂,经过充分搅拌分散后制成澄清透明的汽油清净增效剂。
按照实施例1的检测方法对实施例2中的汽油清净增效剂进行检测,其结果见表2。
表2汽油清净增效剂性能测试
Figure BDA0002793028130000051
实施例3
一种汽油清净增效剂是由以下重量份数的原料构成:
甲醇150份,抗爆剂10份,抗腐蚀剂10份,抗溶胀剂2份,T501抗氧化剂4份;
其中抗爆剂是将MMT溶解在体积比为9:2:2:13的甲苯、二甲苯、乙醇、溶剂油的混合液体中,在氮气气体保护下,搅拌40分钟充分溶解后配成浓度为1wt%的MMT溶液;
所述抗腐蚀剂由石油环烷酸、1-苯基-5-巯基-四氮唑和3-硝基甲苯按质量比为10:1:5构成;
所述抗溶胀剂为5-甲基苯并三氮唑、石油磺酸钠、三乙胺、异丁醇按质量比为1:1:1:1混合而成。
其制备方法是:在甲醇中先加入抗氧化剂,充分混合后,再加入抗爆剂、抗腐蚀剂以及抗溶胀剂,经过充分搅拌分散后制成澄清透明的汽油清净增效剂。
按照实施例1的检测方法对实施例3中的汽油清净增效剂进行检测,其结果见表3。
表3汽油清净增效剂性能测试
Figure BDA0002793028130000061
实施例4
一种汽油清净增效剂是由以下重量份数的原料构成:
甲醇300份,抗爆剂5份,抗腐蚀剂20份,抗溶胀剂10份,T501抗氧化剂10份;
其中抗爆剂是将MMT溶解在体积比为8:3:5:11的甲苯、二甲苯、乙醇、溶剂油的混合液体中,在氮气气体保护下,搅拌30分钟充分溶解后配成浓度为3wt%的MMT溶液;
所述抗腐蚀剂由石油环烷酸、1-苯基-5-巯基-四氮唑和3-硝基甲苯按质量比为15:1:6构成;
所述抗溶胀剂为清净剂T115B、石油磺酸钠、三乙胺按质量比为1:2:5混合而成。
其制备方法是:在甲醇中先加入抗氧化剂,充分混合后,再加入抗爆剂、抗腐蚀剂以及抗溶胀剂,经过充分搅拌分散后制成澄清透明的汽油清净增效剂。
按照实施例1的检测方法对实施例4中的汽油清净增效剂进行检测,其结果见表4。
表4汽油清净增效剂性能测试
Figure BDA0002793028130000062
Figure BDA0002793028130000071
实施例5
一种汽油清净增效剂是由以下重量份数的原料构成:
甲醇180份,抗爆剂1份,抗腐蚀剂15份,抗溶胀剂6份,T501抗氧化剂10份;
其中抗爆剂是将MMT溶解在体积比为4:3:5:13的甲苯、二甲苯、乙醇、溶剂油的混合液体中,在氮气气体保护下,搅拌60分钟充分溶解后配成浓度为3wt%的MMT溶液;
所述抗腐蚀剂由石油环烷酸、1-苯基-5-巯基-四氮唑和3-硝基甲苯按质量比为9:3:7构成;
所述抗溶胀剂为清净剂T115B、硫磷双辛基碱性锌盐和异丁醇按质量比为3:5:8混合而成。
其制备方法是:在甲醇中先加入抗氧化剂,充分混合后,再加入抗爆剂、抗腐蚀剂以及抗溶胀剂,经过充分搅拌分散后制成澄清透明的汽油清净增效剂。
按照实施例1的检测方法对实施例5中的汽油清净增效剂进行检测,其结果见表5。
表5汽油清净增效剂性能测试
Figure BDA0002793028130000072
Figure BDA0002793028130000081
本文中应用了具体个例对本发明的原理及实施方式进行了阐述,以上实施例的说明只是用于帮助理解本发明的方法及其核心思想;同时,对于本领域的一般技术人员,依据本发明的思想,在具体实施方式及应用范围上均会有改变之处。综上所述,本说明书内容不应理解为对本发明的限制。

Claims (7)

1.一种汽油清净增效剂,其特征在于,包括以下重量份数的原料:
甲醇150-300份,
抗爆剂1-10份,
抗腐蚀剂5-30份,
抗溶胀剂1-10份,
抗氧化剂1-10份;
所述抗爆剂是将MMT溶解在甲苯、二甲苯、乙醇、溶剂油的混合液体中,在惰性气体保护下,搅拌30-60分钟充分溶解后配成浓度为1-3wt%的MMT溶液;
所述抗腐蚀剂为1-苯基-5-巯基-四氮唑、石油醚、3-硝基甲苯、石油环烷酸中的至少两种;
所述抗溶胀剂为5-甲基苯并三氮唑、清净剂T115B、硫磷双辛基碱性锌盐、石油磺酸钠、三乙胺、异丁醇中的至少三种。
2.根据权利要求1所述的汽油清净增效剂,其特征在于,所述抗爆剂是将MMT溶解在体积比为3-9:1-5:2-7:11-13的甲苯、二甲苯、乙醇、溶剂油的混合液体中。
3.根据权利要求1所述的汽油清净增效剂,其特征在于,所述抗腐蚀剂是由石油环烷酸、1-苯基-5-巯基-四氮唑和3-硝基甲苯构成。
4.根据权利要求3所述的汽油清净增效剂,其特征在于,所述抗腐蚀剂中石油环烷酸、1-苯基-5-巯基-四氮唑和3-硝基甲苯的质量比为8-15:1-3:5-7。
5.根据权利要求1所述的汽油清净增效剂,其特征在于,所述抗氧化剂为T501。
6.根据权利要求1-5任意一项所述汽油清净增效剂的制备方法,其特征在于:在甲醇中先加入抗氧化剂,充分混合后,再加入抗爆剂、抗腐蚀剂以及抗溶胀剂,经过充分搅拌分散后制成澄清透明的汽油清净增效剂。
7.根据权利要求1-5任意一项所述汽油清净增效剂的应用,其特征在于,将所述汽油清净增效剂添加到汽油中,其添加量为1-5mL/40L。
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CN107523366A (zh) * 2017-10-11 2017-12-29 青岛大学 一种提高辛烷值的汽油环保添加剂

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CN107523366A (zh) * 2017-10-11 2017-12-29 青岛大学 一种提高辛烷值的汽油环保添加剂

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