Difference Between Aniline Point and Steam Emulsion Number

Thekey differencebetween aniline point and steam emulsion number is that苯胺点是最低温度，相等的体积anilineand lubricant oil aremisciblewith each other whereas steam emulsion number is the time it takes for oil and water乳液分开以不同的层分开.

Aniline point and the steam emulsion number are properties of lubricant oils. There are many differences between these two terms. In this article, we are discussing the features of aniline point and steam emulsion number, and the difference between aniline point and steam emulsion number.

CONTENTS

1.Overview and Key Difference
2.What is Aniline Point
3.什么是蒸汽乳液编号
4.并排比较 - 表格中的苯胺点与蒸汽乳液编号
5.概括

What is Aniline Point?

苯胺点是苯胺和润滑油相等的最小温度。给出了润滑油的苯胺点。该值给出了油中芳族化合物的含量的近似值，因为苯胺的混溶性显示了油中芳香化合物的存在，类似于苯胺（因为苯胺也是芳香族化合物）。因此，降低苯胺点，较高润滑油中的芳香族化合物含量。

Moreover, aniline point is important as a reasonable proxy for the aromaticity of lubricant oils that mainly contains saturated hydrocarbon compounds such as alkanes and paraffin, or unsaturated compounds such as aromatic compounds. However, the chemical functionalization of the oil such as chlorination, sulfonation, etc. can interfere with the measurement of the aniline point because it can change the solvency of the oil.

我们可以通过连续搅拌相等的苯胺和试管中的油来确定苯胺点，然后将混合物加热，直到两个成分合并为均匀溶液。然后停止热处理以使试管冷却。在这里，可以将两个阶段分开的温度记录为苯胺点。

什么是蒸汽乳液编号?

The steam emulsion number is the time it takes for oil and water emulsion to separate out in distinct layers. We can measure this value under the emulsification of lubricant oil. This is a property of oils that gives them the ability to intimately mix with water, forming a mixture known as an emulsion. Some oils form emulsions with water easily.

The tendency of a lubricant oil-water emulsion to break can be determined by a specific method. This involves taking a small amount of the oil into a test tube, steaming the oil until it bubbles, followed by placing the tube in a temperature bath while the time is recorded in terms of seconds. When the water separates from the oil, showing us two distinct layers, the time in seconds is taken as the steam emulsion number. A good lubricant oil should have a low steam emulsion number.

What is the Difference Between Aniline Point and Steam Emulsion Number?

The key difference between aniline point and steam emulsion number is that aniline point is the minimum temperature at which equal volumes of aniline and lubricant oil are miscible with each other whereas steam emulsion number is the time it takes for an oil and water emulsion to separate out in distinct layers. Moreover, aniline point is a measurement of temperature while steam emulsion number is a measurement of time.

Below is a summary of the differences between aniline point and steam emulsion number in tabular form.

概括– Aniline Point vs Steam Emulsion Number

There are many differences between the terms aniline point and steam emulsion number. The key difference between aniline point and steam emulsion number is that aniline point is the minimum temperature at which equal volumes of aniline and lubricant oil are miscible with each other whereas steam emulsion number is the time it takes for an oil and water emulsion to separate out in distinct layers

Reference:

1. “Engineering Chemistry 3(2+1).”EC,Available here.

Image Courtesy:

1. “Emulsions” By Fvasconcellos 14:24, 17 April 2007 (UTC) – Own work, after Image:Emulsions.png by Ike9898, (Public Domain) viaCommons Wikimedia