Internal Oxidation of Silver and Silver Base Alloys 银及银合金的内氧化
Oxidation of Ag-base active brazing alloy for metal-ceramic joint 钎焊陶瓷专用Ag基活性钎料的抗氧化性能
Study on mercaptan oxidation by solid base catalyst of MgO/ Al_2O_3 固体碱MgO/Al2O3催化氧化硫醇的性能
In order to make up for model deficiency in predicting the oxidation stability of hydrofining lube base oils, the parameters of previous correlate models were adjusted properly according to the structure characteristics of hydrofining lube base oil. 催化裂化轻端产品关联模型针对加氢精制润滑油基础油的结构特征,对以往氧化安定性关联模型的参数进行了调整,弥补了以往模型在预测加氢基础油抗氧化性能方面的不足。
A back propagation neural network model was used to study the relationship between the time of rotory bomb oxidation of lube base oil and its chemical composition. 用反向传播神经网络方法研究了润滑油旋转氧弹时间与基础油化学组成之间的关系。
Otherwise, the oxidation rate of felt base carbon/ carbon composites is influenced by the carbon/ carbon composite surface reaction rate, the gas phase diffusion aud the catalysts. 另一方面,毡基碳/碳复合材料的氧化速度主要受该材料的表面反应、气体扩散、催化剂等因素的影响。
Methods of improve oxidation stability of base oil 提高润滑油基础油氧化安定性的方法
A study on oxidation stability of lubricant base oil 润滑剂基础油热氧化安定性的研究
Effect of grain size on oxidation behaviour of ni_3al-zr base alloy at elevated temperature 晶粒尺寸对含Zr的Ni3Al合金氧化行为的影响
In order to improve the oxidation stability of lube base oil, an acid assistant is added in the refining process to enhance the denitrogen effect of clay refining. The effect of acid assistant on denitrogen in refining is prospected at the same reactive conditions. 为了改善润滑油基础油的氧化安定性,提高白土精制过程的脱氮效果,在精制过程中加入一种酸性助剂,在相同的反应条件下,考察酸性助剂对白土精制过程脱氮效果的影响。
Studies show that nitrogen containing compounds have negative effects on the oxidation stability of lube base oil. Selective removal of nitrogen compounds is the most effective way to improve the oxidation stability. 许多研究表明润滑油基础油中的含氮化合物对氧化安定性有负作用,选择性脱除氮化物是提高润滑油基础油氧化安定性的有效途径。
In this paper, the kinetics of air oxidation of felt base carbon/ carbon composites is investigated at different temperatures ( 773~ 1173K). With the help of SEM, the micrographs of carbon/ carbon composites are studied after different degrees of oxidation. 本文研究了不同温度(773~1173K)条件下,毡基碳/碳复合材料的氧化动力学行为,并利用扫描电镜观察分析了不同氧化程度的碳/碳复合材料显微组织。
Studies on the High Temperature Oxidation and Deposition of Base Oils 润滑油基础油高温氧化沉积特性的研究
Nitrogenous compound and oxidation stability of lube base oils 含氮化合物与润滑油基础油的氧化安定性
DSC was used to evaluate the thermal oxidation stability of base stocks and their additives. The effects of single additive and composite additives on the thermal oxidation stability of base stocks were investigated. 本文应用DSC法评价了几种基础油及其添加剂的热氧化安定性,考察了单一添加剂和复合添加剂对基础油热氧化安定性的影响。
The antioxidation property of alkyl diphenylamine is excellent among the antioxidants of investigation, which can elevate initial oxidation temperature of base stock 10 ℃ above. 在考察的抗氧剂中,烷基二苯胺的抗氧化性能良好,可以提高基础油起始氧化温度10℃以上。
The principle of advanced oxidation processes was demonstrated, and some kinds of advanced oxidation process on the base of H 2O 2, O 3 and TiO 2 were introduced in this article. 概述了高级氧化工艺的原理,介绍了以H2O2、O3和TiO2为基础的几种典型高级氧化工艺及其发展趋势。
The experimental results are shown that the oxidation rate of felt base carbon/ carbon composites is a constant at a given temperature. 实验结果表明:毡基碳/碳复合材料在各温度下氧化速度均不随时间而变化。
Evaluation of thermal oxidation stability of base stocks and additives by differential scanning calorimetry 用DSC法评价基础油和添加剂的热氧化安定性
The relation between the structure composition and the oxidation stability of hydroisomerization lube base oil and solvent refining lube base oil was investigated by using traditional column chromatography and rotating bomb oxidation test. 采用经典柱层析法结合旋转氧弹法考察了溶剂精制基础油、加氢异构化基础油的化学组成与其氧化安定性的关系。
The cracks presented on the inner coating promoted the intergranular oxidation of the base metal. 内孔涂层上局部有开裂,进一步促进了基材的氧化与开裂。
Research for influence factors on oxidation stability of paraffin base oils 石蜡基基础油氧化安定性影响因素的研究
The research status of oxidation stability of hydrotreated lube base oil inside and outside China 加氢润滑油基础油氧化稳定性国内外研究现状
The mechanism and the kinetic mathematic model of phenol oxidation catalyzed by the Schiff base complex containing Cu(ⅱ) were studied. 研究了Schiff碱铜配合物的催化氧化机理,建立了催化氧化反应动力学数学模型;
Structure and composition of insoluble oxidation products of hydrotreated base oil 加氢基础油光氧化不溶物的结构组成
Oxidation Property Evaluation of Base Stock and Antioxidant by Pressure Differential Scanning Calorimetry 加压差式扫描量热仪评定基础油和抗氧剂的氧化性能
Study on Oxidation Stability of Biodegradable Base Oil 可生物降解润滑油基础油抗氧化安定性的研究
It has been investigated for the oxidation reactions of rosin-based Schiff base polymer metal complexes catalyzed fennel oil, styrene, cinnamic aldehyde and pinene by H2O2. 以H2O2为氧源,研究了松香基Schiff碱高分子金属配合物催化茴香油,苯乙烯,肉桂醛,和蒎烯的氧化反应。