WO2012119273A1 - 一种船用气缸油复合剂 - Google Patents

一种船用气缸油复合剂 Download PDF

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WO2012119273A1
WO2012119273A1 PCT/CN2011/000707 CN2011000707W WO2012119273A1 WO 2012119273 A1 WO2012119273 A1 WO 2012119273A1 CN 2011000707 W CN2011000707 W CN 2011000707W WO 2012119273 A1 WO2012119273 A1 WO 2012119273A1
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base
ultra
detergent
oil
value
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PCT/CN2011/000707
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English (en)
French (fr)
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翟月奎
张�杰
刘功德
马玉莉
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中国石油天然气股份有限公司
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Publication of WO2012119273A1 publication Critical patent/WO2012119273A1/zh

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    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M161/00—Lubricating compositions characterised by the additive being a mixture of a macromolecular compound and a non-macromolecular compound, each of these compounds being essential
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M163/00—Lubricating compositions characterised by the additive being a mixture of a compound of unknown or incompletely defined constitution and a non-macromolecular compound, each of these compounds being essential
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M9/00—Lubrication means having pertinent characteristics not provided for in, or of interest apart from, groups F01M1/00 - F01M7/00
    • F01M9/02—Lubrication means having pertinent characteristics not provided for in, or of interest apart from, groups F01M1/00 - F01M7/00 having means for introducing additives to lubricant
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2203/00—Organic non-macromolecular hydrocarbon compounds and hydrocarbon fractions as ingredients in lubricant compositions
    • C10M2203/02—Well-defined aliphatic compounds
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2203/00—Organic non-macromolecular hydrocarbon compounds and hydrocarbon fractions as ingredients in lubricant compositions
    • C10M2203/02—Well-defined aliphatic compounds
    • C10M2203/0206—Well-defined aliphatic compounds used as base material
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
    • C10M2207/02—Hydroxy compounds
    • C10M2207/023—Hydroxy compounds having hydroxy groups bound to carbon atoms of six-membered aromatic rings
    • C10M2207/028—Overbased salts thereof
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2215/00—Organic non-macromolecular compounds containing nitrogen as ingredients in lubricant compositions
    • C10M2215/086—Imides
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2219/00—Organic non-macromolecular compounds containing sulfur, selenium or tellurium as ingredients in lubricant compositions
    • C10M2219/04—Organic non-macromolecular compounds containing sulfur, selenium or tellurium as ingredients in lubricant compositions containing sulfur-to-oxygen bonds, i.e. sulfones, sulfoxides
    • C10M2219/046—Overbasedsulfonic acid salts
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2223/00—Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions
    • C10M2223/02—Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions having no phosphorus-to-carbon bonds
    • C10M2223/04—Phosphate esters
    • C10M2223/045—Metal containing thio derivatives
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
    • C10N2030/04—Detergent property or dispersant property
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
    • C10N2030/06—Oiliness; Film-strength; Anti-wear; Resistance to extreme pressure
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
    • C10N2030/10—Inhibition of oxidation, e.g. anti-oxidants
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
    • C10N2030/26—Waterproofing or water resistance
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
    • C10N2030/52—Base number [TBN]
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2040/00—Specified use or application for which the lubricating composition is intended
    • C10N2040/25—Internal-combustion engines
    • C10N2040/252—Diesel engines
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2070/00—Specific manufacturing methods for lubricant compositions
    • C10N2070/02—Concentrating of additives

Definitions

  • the present invention relates to a lubricating oil compounding agent formulation, and more particularly to a cylinder oil-specific compounding agent applied to a shipborne BOB system. Background technique
  • the BOB online blending system (Blender-on-Board system) installed on ocean-going vessels is a cylinder oil that uses marine system oil and BOB system-specific cylinder oil compounding agent to pass through an automatic control system to any target alkali value. It can be quickly switched to the engine to suit the needs of different sulphur content fuels for different base cylinder oils.
  • the working process of the BOB system is: the system oil pumped from the fuel tank to the lubrication points of the engine for lubrication, and after returning to the oil tank, some of the lubricating oil is recovered through the side line, and the cylinder oil compounding agent passes through the BOB system.
  • the cylinder oil is adjusted to the required base value. After the cylinder oil is lubricated, it is burned off and the residual stream is sent to the sludge tank.
  • the marine cylinder oil compounding agent of the invention is characterized in that its composition and content are by weight: super high alkali value sulfonate detergent 15-25%, ultra high alkalinity phenate detergent 35 "45%, ultra-high base value naphthenate detergent 10-30%, dispersant 0-8%, anti-wear agent 0-4%, high viscosity index I Base oil 400SN/500SN/650SN 10-20%.
  • the ultra-high alkali value sulfonate is: long chain (C22-30) linear mercapto benzene super-alkali value sulfonic acid! 3 ⁇ 4, base number is 395-430 mgK0H/g o
  • the ultra-high alkalinity sulfide thiophenolate is: long chain sulfhydryl (C18-24) sulfurized phenol calcium, and the base number is 290-310 mgKOH/g.
  • the ultra-high base value cyclic phthalate is: a super-high base long chain (C20-30) cyclodecanoate detergent having a base number of 390-420 mgKOH/g.
  • the dispersing agent is: monoisobutylene succinimide, bis-isobutylene succinimide or polyisobutylene succinimide.
  • the antiwear agent is: long chain (C12-18) primary alcohol based zinc thiophosphate or long chain (C12-16) secondary alcohol based thiophosphate.
  • the base oil is: high viscosity index class I base oil 400SN/500SN/650SN 10-20%,
  • the kinematic viscosity of 10CTC is 8.0-11.0 cst.
  • the ultra-high alkali value sulfonate is long-chain (C22) nonylbenzene super-high alkali value calcium sulfonate, the base value is 430 mgKOH/go, the ultra-high alkali value sulfide-based phenolate is long-chain sulfhydryl C24 sulfurized phenol Calcium, base number 290 mg KOH / g.
  • the ultra-high base cyclic citrate is a long chain (C20) ultra-high base calcium citrate with a base number of 390 mgKOH/g.
  • the ultra-high alkalinity sulfonate is a long-chain C30 linear mercaptobenzene super-alkali calcium sulfonate, the base value is 395 mgKOH/g;
  • the ultra-high alkalinity sulfide-based nonylphenolate is a long-chain mercapto C18 vulcanization Phenol calcium, the base value is 310 mg KOH / g;
  • ultra-high base value guanidinate is long chain (C30) ultra-high base value calcium citrate, the base value is 420 mgKOH / g.
  • the ultra-high alkali value sulfonate is a long-chain C26 linear alkylbenzene super-high alkali value calcium sulfonate
  • the base value is 410 mgKOH/g
  • the ultra-high alkali value sulfide-based phenolate is long-chain sulfhydryl C22 sulfide Phenol calcium
  • the base value is 300 mgKOH/g
  • the ultra-high base naphthenate is a long chain (C26) ultra-high base value calcium naphthenate with a base number of 405 mgKOH/g.
  • the ultra-high alkalinity sulfonate is a long-chain C22 linear mercaptobenzene super-alkali calcium sulfonate with a base number of 430 mgKOH/g.
  • the ultra-high base value thiolated phenolate is a long chain (C24) sulfurized calcium phenate with a base number of 290 mg KOH/g.
  • the ultra-high base naphthenate is a long chain (C20) ultra-high base calcium citrate with a base number of 390 mg KOH/g.
  • the ultra-high alkali value sulfonate is a long-chain C20 linear alkylbenzene super-alkali calcium sulfonate with a base value of 410 mgKOH/g.
  • the ultra-high base value sulfhydryl phenolate is a long-chain thiol C24 sulphur phenolate calcium with a base number of 300 mg KOH/g.
  • the ultra-high base cyclodecanoate is an ultra-high base calcium citrate with a base number of 405 mg KOH/g.
  • the ultra-high alkalinity sulfonate is a long-chain C20 linear mercaptobenzene super-alkali calcium sulfonate with a base number of 410 mgKOH/g.
  • the ultra-high base sulfurized alkylphenolate is a long-chain sulfhydryl C24 sulfurized calcium phenolate having a base number of 300 mgKOH/g.
  • the ultra-high base cyclodecanoate is an ultra-high base calcium citrate with a base number of 405 mgKOH/g.
  • the marine cylinder oil compounding agent provided by the invention selects three kinds of detergents, wherein: the ultra-high alkali value sulfonate detergent has excellent clean dispersion performance, but has poor anti-wear performance and anti-oxidation performance; calcium nonylphenolate It has excellent anti-wear performance and oxidation resistance, but its poor dispersion performance is poor. Naphthenate has good oil film diffusion performance, but its detergency and anti-wear performance are poor. It can be compounded with three kinds of detergents. It has the advantages of three kinds of detergents, and also compensates for the lack of performance.
  • the utility model provides a special cylinder oil compounding agent for the BOB three detergent system, which can meet the physicochemical performance of the M------------the ⁇ modulation of the special compound of the BOB system by Mear-sk Fluid Go.
  • the cylinder oil can meet the requirements of the engine in terms of performance. Table 1 Typical physical and chemical data of cylinder oil compounding agent for BOB three detergent system
  • the invention has the following features: the composite agent satisfies the requirements of the BOB system for its viscosity and alkali value, can be modulated on-line, has a wide adaptability range, and is mixed with various types and brands of system oils at home and abroad to prepare different alkali value cylinder oils. In abrasion resistance, oxidation resistance and high temperature detergency
  • the composite has good solubility stability and compatibility, and does not affect the lubrication performance of the cylinder oil.
  • the compounding agent has passed the 4000-hour ship test and obtained the technical certification of MAN B&W, the marine engine OEM (original manufacturer of equipment).

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Lubricants (AREA)

Description

一种船用气缸油复合剂 技术领域 本发明涉及一种润滑油复合剂配方，更确切的说是一种应用于船载 BOB系 统的气缸油专用复合剂。 背景技术
目前， 在远洋船舶上安装的 BOB 在线调合系统 （Blender-on- Board system), 是将船用系统油与 BOB系统专用气缸油复合剂通过自动控制系统， 调制成任意目标碱值的气缸油， 并能够快速的切换到发动机上使用， 以适应不 同硫含量燃料对不同碱值气缸油的需要。
BOB系统的工作流程是：从油箱中泵送到发动机各个润滑点进行润滑的系 统油， 在完成润滑后又回到油箱中， 其中一部分润滑油通过侧线采出， 与气缸 油复合剂通过 BOB系统调合成所需碱值的气缸油， 气缸油完成润滑后烧掉， 残留物流入油泥箱中。
针对 BOB系统这种新型的气缸油在线调和工艺， 复合剂的开发必须适应 在线配制与基础油的配伍性问题， 协调气缸油与系统油的性能平衡， 保证复合 剂具有较为广泛的适用性， 能够满足船用发动机的使用需要。
通过对国内、 外相关专利进行查新， 尚未检索到船载 BOB在线调和系统 及 BOB系统专用复合剂的相关文献。 发明内容 本发明的目的在于提供一种满足船用 BOB系统在线调和要求， 具有广泛 适应性的船用气缸油复合剂。 本发明所述的一种船用气缸油复合剂， 其特征在于它的组分及含量按重量 百分比为： 超高碱值磺酸盐清净剂 15-25%、超高碱值酚盐清净剂 35"45%、超 高碱值环烷酸盐清净剂 10-30%、 分散剂 0-8%、 抗磨剂 0-4%、 高粘度指数 I 类基础油 400SN/500SN/650SN 10-20%。
所述的超高碱值磺酸盐为： 长链 (C22-30)线型垸基苯超高碱值磺酸! ¾， 碱 值为 395-430 mgK0H/go
所述的超高碱值硫化垸基酚盐为： 长链垸基（C18-24)硫化酚钙， 碱值为 290-310mgKOH/g。
所述的超高碱值环垸酸盐为： 超高碱值长链 （C20-30) 环垸酸盐清净剂， 碱值为 390-420mgKOH/g。
所述的分散剂为： 单聚异丁烯丁二酰亚胺、 双聚异丁烯丁二酰亚胺或者多 聚异丁烯丁二酰亚胺。
所述的抗磨剂为： 长链 （C12-18) 伯醇基硫代磷酸锌或者长链 （C12-16) 仲醇基硫代磷酸锌。 所述的基础油为： 高粘度指数 I类基础油 400SN/500SN/650SN 10-20%,
10CTC的运动粘度为 8.0-11.0 cst。
具体实施方式 实施例 1： 将下列组分及含量 （重量百分比） 按常规工艺制备 BOB复合剂。 其中： 超高碱值磺酸盐为长链（C22)垸基苯超高碱值磺酸钙，碱值为 430 mgKOH/g o 超高碱值硫化垸基酚盐为长链垸基 C24硫化酚钙， 碱值为 290mgKOH/g。 超 高碱值环垸酸盐为长链 （C20) 超高碱值环垸酸钙， 碱值为 390 mgKOH/g。 组分 含量 （％) 超高碱值磺酸钙 ― - 15
超高碱值硫化垸基酚钙 45
超高碱值环烷酸钙 20
长链 （C12) 伯醇基硫代磷酸锌抗磨剂 2
单聚异丁烯丁二酰亚胺分散剂 8
I类基础油 400SN 10 实施例 2:
将下列组分及含量 （重量百分比） 按常规工艺制备 BOB复合剂。 其中： 超高碱值磺酸盐为长链 C30 线型垸基苯超高碱值磺酸钙， 碱值为 395 mgKOH/g； 超高碱值硫化垸基酚盐为长链垸基 C18 硫化酚钙， 碱值为 310mgKOH/g; 超高碱值环垸酸盐为长链 （C30) 超高碱值环垸酸钙， 碱值为 420 mgKOH/g。
Figure imgf000005_0001
实施例 3:
将下列组分及含量 （重量百分比） 按常规工艺制备 BOB复合剂。 其中： 超高碱值磺酸盐为长链 C26 线型烷基苯超高碱值磺酸钙， 碱值为 410 mgKOH/g； 超高碱值硫化垸基酚盐为长链垸基 C22 硫化酚钙， 碱值为 300mgKOH/g; 超高碱值环烷酸盐为长链 （C26) 超高碱值的环烷酸钙， 碱值 为 405 mgKOH/g。
Figure imgf000005_0002
将下列组分及含量 （重量百分比） 按常规工艺制备 BOB 复合剂。 其中： 超高碱值磺酸盐为长链 C22 线型垸基苯超高碱值磺酸钙， 碱值为 430 mgKOH/g。 超高碱值硫化垸基酚盐为长链 （ C24 ) 硫化酚钙， 碱值为 290mgKOH/g。 超高碱值环烷酸盐为长链 （C20) 超高碱值的环垸酸钙， 碱值 为 390 mgKOH/g。
Figure imgf000006_0001
实施例 5:
将下列组分及含量 （重量百分比） 按常规工艺制备 BOB复合剂。 其中： 超高碱值磺酸盐为长链 C20 线型烷基苯超高碱值磺酸钙， 碱值为 410 mgKOH/g。 超高碱值硫化垸基酚盐为长链垸基 C24 硫化酚钙， 碱值为 300mgKOH/g。 超高碱值环垸酸盐为超高碱值的环垸酸钙， 碱值为 405 mgKOH/g。
Figure imgf000006_0002
实施例 6:
将下列组分及含量 （重量百分比） 按常规工艺制备 BOB复合剂。 其中: 超高碱值磺酸盐为长链 C20 线型垸基苯超高碱值磺酸钙， 碱值为 410 mgKOH/g。 超高碱值硫化烷基酚盐为长链垸基 C24 硫化酚钙， 碱值为 300mgKOH/g。 超高碱值环垸酸盐为超高碱值的环垸酸钙， 碱值为 405 mgKOH/g。
Figure imgf000007_0001
工业实用性
本发明提供的船用气缸油复合剂选用了三种清净剂， 其中： 超高碱值磺酸 盐清净剂具有优异的清净分散性能， 但是抗磨性能和抗氧化性能较差； 硫化垸 基酚钙具有优异的抗磨性能和抗氧化性能， 但是清净分散性能较差； 环烷酸盐 的油膜扩散性能较好，但是清净性能和抗磨性能较差，将三种清净剂进行复配， 既能兼有三种清净剂的优点， 同时还弥补了各自性能的不足。
本发明提供的一种 BOB三清净剂体系专用气缸油复合剂，在理化性能方面 能够满足马-士基流体公司（ Mear-sk Fluid Go. )对 BOB系统专用复合剂的-要-求 τ 调制的气缸油在性能方面能够满足发动机的使用要求。 表 1 BOB三清净剂体系专用气缸油复合剂典型理化数据
Figure imgf000008_0001
表 2 BOB复合剂调制 70BN气缸油的理化数据及模拟性能对比
Figure imgf000008_0002
本发明的特点是： 该复合剂满足 BOB系统工艺对其黏度和碱值要求， 能够在线调制， 适应范围广， 与国内、 外各种型号和品牌的系统油混合调制成不同碱值气缸油， 在抗磨性、 抗氧化性能和高温清净性
-方 -面性能优异 满足船用发动机的性能要求 r该复合剂具有良好的溶解稳定性和配伍性， 不会影 缸油的润滑性能。 该复合剂已经通过 4000小时行船试验， 获得船用发动机 OEM (设备原制造商） MAN B&W的技术认证。

Claims

权利要求书
1、 一种船用气缸油复合剂， 其特征在于： 它的组分及含量按重量百分比 为： 超高碱值磺酸盐清净剂 15-25%、超高碱值酚盐清净剂 35-45%、超高碱值 环垸酸盐清净剂 20-30%、 分散剂 0-8%、 抗磨剂 0" %、 高粘度指数 I类基础 油 400SN/500SN/650SN 10-20%；
所述的基础油在 10CTC的运动粘度为 8.0-11.0 est;
所述的超高碱值磺酸盐清净剂为长链 (C22-30)线型烷基苯超高碱值磺酸 钙， 碱值为 395-430 mgKOH/g;
所述的超高碱值酚盐清净剂为超高碱值的长链垸基 （C18-24) 硫化酚钙，. 碱值为 290-310mgKOH/g;
所述的超高碱值长链 (C20-30)环垸酸盐清净剂为超高碱值环垸酸钙， 碱值 为 390-420mgKOH/g;
所述的分散剂为单聚异丁烯丁二酰亚胺、 双聚异丁烯丁二酰亚胺或者多聚 异丁烯丁二酰亚胺；
所述的抗磨剂为长链 （C12-18) 伯醇基硫代磷酸锌或者长链 （C12-16) 仲醇基硫代磷酸锌。
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