酯类油

酯类油协合抗氧剂的研究

Study on synergistic antioxidants of ester oil

酯类油的应用动态

Application Tendency of Ester Oil

PAO和酯类油是应用最广泛的合成基础油料。

PAO and esters are the most useful base-stocks in synthetic lubricating oils .

发现以酯类油与环烷基矿物油的混合油做基础油时，合成的锂基脂具有较好的噪声特性。

To find that mixture of naphthenic mineral oil and ester oil as base oil , the grease has a proper noise character .

为了提高酯类油的抗水解性能，开发了一种新型的多元酸酯，其抗水解性能优于多元醇酯。

In order to raise the hydrolysis resistance of ester oil , a new polycarboxylic acid ester is developed and its hydrolysis resistance is better than that of average polyol ester .

酯类油具有良好的综合性能，介绍了酯类油在生物降解润滑油、合成发动机油、驱动系统用油、金属加工油和动压力轴承油等方面的新应用。

Ester oil has good complex properties . It is introduced new applications of ester in biogradable lubricating oil , synthetic engine oil , driving system oil , metalworking fluids and dynamical bearing oil .

介绍了未来航空发动机对润滑油的性能要求，未来航空发动机油的使用温度已达到或超过酯类油的极限使用温度，需要使用新的合成润滑油。

It is introduced the requirement of lubricating oil for future aviation engine . The working temperature of future aviation engine oil has reached or excesses the extreme working temperature of ester , so that new synthetic lubricating oil is needed .

酯类合成油的热氧化及其状态监控技术研究进展

The Development of Research on Thermal Oxidation and Condition Monitoring of Ester Lubricants

简要综述了近年来酯类合成油热氧化机理和热氧化动力学研究情况，以及日益受到重视的几种典型的酯类油氧化状态监控技术的发展状况。

In this paper , some recent research work on thermal-oxida-tive degradation of ester lubricants and newly developed techniques of condition monitoring are reviewed .

酯类合成油的热氧化机理和热氧化动力学研究对于确定酯类油在实际使用情况下衰变程度和失效机理极具价值，并为酯类润滑油实施氧化寿命状态监控提供了重要依据。

These research work are very important to evaluate the thermal-oxidative degradation of the used ester lubricants and useful condition monitoring of ester lubricants .

远志的主要药用成分为皂苷、（口山）酮、寡糖酯类、脂肪油、多糖等。

The main medicinal ingredients in its dry roots were saponin , xanthone , oligosaccharide polyesters , polysaccharide and fat oil .

航空燃料、二酯类合成润滑油和类似用途要求对膨胀特性进行控制，则可以根据相关标准对用于这些用途的垫片进行规定。

Gaskets should be specified to an appropriate standard when required for aviation fuels , di-ester type synthetic lubrication oils and similar duties where control of swell characteristics is required .

简要介绍了通过对胺型抗氧荆的改性来获得酯类航空润滑油高温抗氧剂的方法和协合抗氧剂的研究进展，并对抗氧化机理研究的最新进展进行了综述。

The methods of obtaining the high temperature antioxidants for ester aviation lubricating oil through improving amine antioxidants and the research development of synergy antioxidants were depicted briefly , the recent research of anti - oxidation mechanism was reviewed also .

腐蚀抑制剂在酯类合成航空润滑油中的应用研究

Application Research of Corrosion Inhibitor in Synthetic Ester Lubricant for Aircrafts

本文根据各种精密仪器仪表的润滑特点，选择了二元醇复醚酯类化合物作为基础油，研制成三种不同粘度范围的不流散精密仪表油系列。

Complex compounds with structures characterized by diol , ether and ester , are selected as base oils for lubricants for the lubrication of precision instruments .

分析了酯类合成航空润滑油的腐蚀物来源、对喷气发动机的危害及其抑制方法。

This paper analyses corrosion sources , hazards to jet engine and the relevant measures of inhibition during applications of the synthetic ester lubricant for aircraft .

本文试图通过催化酯化的方法将生物油中的有机酸类转化成相应中性的酯类，降低生物油中有机酸含量，提高生物油的稳定性，改善生物油的性能。

The catalytic esterification of bio-oil was investigated in order to convert the organic acids in bio-oil to their corresponding neutral esters and to reduce the content of organic acids in bio-oil .