pour point depressant是什么意思，pour point depressant的意思翻译、用法、同义词、例句

倾点下降剂

At the delivery of crude oil process, the main research of the pour point depressant for crude oil the role of low-temperature fluidity.

在原油的输送过程中，主要研究了降凝剂对原油低温流动性的作用。

The working principle of pour point depressant and the influencing factors on its effect are introduced, as well as the main types of domestic products and their application situation.

介绍了降凝剂的作用机理、降凝效果的影响因素，以及目前中国使用的主要国产降凝剂品种及应用现状。

The characteristic groups of polymeric pour point depressant(PPD)were analyzed by FT-IR and NMR techniques. The crystallization properties of various types of wax and PPD were measured by XRD.

采用红外光谱仪、 核磁共振波谱仪对聚合物的合成特征基团进行了表征，并采用X射线衍射仪对不同型号蜡及降凝剂的结晶性能进行了分析测试。

This article introduces the synthetic method of PAE pour-point depressant and indoor appraisal and field application test.

介绍了PAE降凝剂的合成方法，并对产品进行了室内评价和现场应用试验。

Unitary depressant is hard to reduce effectively the pour point and viscosity of crude oil because crude oil is made up of multiple compounds.

由于原油组分的复杂性，使用单一降凝剂很难有效地降低各种原油的凝点和粘度。

This paper discussed the function principle, usage and sensitivity of diesel oil pour point depressant and introduced the application properties of several new types of pour point depressant.

论述了柴油低温流动性改进剂的作用原理、使用方法和感受性，重点介绍了几种新型低温流动性改进剂的使用性能及发展动态。

Disclosed is a pour point depressant for lubricants, which has an effect of lowering pour points of both solvent refined base oils and high viscosity index base oils.

本发明要提供一种对溶剂精炼基础油和高粘度指数基础油两者均具有降低倾点的效果的润滑油用倾点下降剂。

Adding surfactant with larger steric structure and longer linear chain could significantly improve the anti-repeated heating and shear-resistant properties of the pour point depressant.

添加有较大的空间结构和较长直链的表面活性剂对原油流动性改进剂抗重复加热和抗剪切能力的改善效果最好；

Synthesis and purification of long chain alkyl acrylate as intermediate of pour point depressant were introduced .

介绍了降凝剂中间体丙烯酸高碳醇酯的合成和产品分离提纯方法。

The results indicates that the blended oil under the action of pour point depressant has better stability both static and dynamic.

试验结果表明，经降凝剂处理后的混合油具有较好的动态和静态稳定性。

Meanwhile according to the pour point depressant synergism's principle, we compounded EVA with polymer surface active agent.

同时根据降凝剂协同作用的原理，对其与高分子表面活性剂进行了复配实验。

The influence of pour point depressant on the shape and electric properties of wax crystal was studied by micro-electrophoresis meter and polarizing microscope.

采用偏光显微镜和微电泳仪研究了聚丙烯酸酯降凝剂对蜡晶的形态和电性质的影响。

The flowability improvement by using commercial pour point depressant WHP is studied for Zhengwangzhuang viscous crude oil of Shengli, containing 56.9% wax, of which 96.6% is noraml paraffins.

实验研究了工业品原油降凝剂WHP改善含蜡56.9%、其中96.6%为正构烷烃的胜利郑王庄稠油流动性的效果。

Using Changqing and Qinghai waxy crude oils as research objects, the depressive effects of ethylene-vinyl acetate(EVA) copolymer pour point depressant on the waxy crude oils were studied.

以长庆、青海含蜡原油为研究对象，考察乙烯-醋酸乙烯酯共聚物（简称EVA）降凝剂对含蜡原油的降凝效果。

The copolymers and their esters were employed as pour point depressant to improve the low-temperature fluidity of biodiesel.

将其作为生物柴油降凝剂，用于改善生物柴油低温流动性。

The experimental procedures are:adding pour point depressant T9866 in a diesel sample and measuring the solidifying point and cold filter plugging point of the oil sample.

实验方法为：在柴油油样中加入T9866降凝剂，然后测定油样凝点和冷滤点。

A reformation theory of pour point depressant is verified and the reformation law of pour point depressant is obtained by means of research on reformation of pour point depressant.

通过对降凝剂复配的研究，提出并验证了降凝剂复配理论，得到了降凝剂复配规律。

Add different for different crude oil pour point depressant, dispersant or viscosity reducer can improve low-temperature fluidity of crude oil.

针对不同原油加入不同降凝剂、分散剂或降粘剂可以改善原油的低温流动性。

Combination of pour point depressant and crystal wax dispersant could improve greatly, which could further decrease the cold filter plugging point by 3-4℃and the solidifying point by 4-7℃.

降凝剂与蜡晶分散剂复配后的降凝降滤效果均有所提高，冷滤点再降低3—4℃，凝点再降低4—7℃。

The paper introduces the commonly used pour point depressant and viscosity reducer of the technology , the method , mechanism and respective good and bad points.

常用的降粘降凝技术及各种降粘降凝方法的作用机理及各自的优缺点。

Based on p-toluenesulfonic acid as catalyst, pour point depressant was synthesized with copolymer and 18 amines.

再以对甲苯磺酸为催化剂，十八胺胺解共聚物得降凝剂。

The invention discloses a pour point depressant of lubricating oil, which is a terpolymer of pentaerythritol-2-fatty acid ester, fumaric acid and acrylamide.

本发明公开了一种润滑油降凝剂，其为季戊四醇二脂肪酸酯、富马酸和丙烯酰胺的三元共聚物。

The research on the low temperature pumpability of oil shows that the pour point depressant has the remarkable improvement;

对油品低温泵送性能的研究表明，降凝剂具有明显改善作用；