olefin

The alkylation of isoparaffin with olefin is an important process of petroleum processing.

异构烷烃与低分子烯烃的烷基化反应是石油加工的重要过程之一.

The latest progresses of residuum catalytic cracking reaction technology were introduced, such as millisecond catalytic cracking process, the technology of catalytic cracking with down flow reactor, two staged riser catalytic cracking process and the family technology of producing lower carbon olefin by residuum catalytic cracking.

介绍了渣油催化裂化工艺技术的最新进展，如毫秒催化裂化工艺、下行床反应器催化裂化技术、两段提升管催化裂化技术以及以多产烯烃为目的的催化裂化家族技术等。

The olefin readsorption mechanism based on the carbide mechanism depth.

详细讨论了费托合成反应碳化物机理基础上的烯烃再吸附理论.

The progresses in five-membered heterocyclic metallocene analogic complexes and their application in olefin polymerization are reviewed.

综述了五元杂环类茂金属配合物的研究进展及其在烯烃聚合中的应用.

Market sentiments for olefin were also affected due to deteriorating environment of petrochemical industry.

由于石化工业的利空消息,聚烯烃市场也受到影响.

These fabrics are made of such fibers as polypropylene, olefin, polyester, nylon, and acrylic.

这些织物使用的纤维有:聚丙烯 、 烯烃 、 涤纶 、 尼龙以及丙烯膊纤维.

This paper presents a rapid method for the determination of olefin con-tents in cracked heavy oils by thin layer chromatography with flame ionization detection ( TLC/ FID).

利用带硝酸银键合硅胶棒的薄层色谱/氢火焰检测（TLC/FID）法，可有效地分离检测重质油中的烯烃含量。

Olefin gas closely approximates air.

烯空气跟空气十分近似.

Detailed Kinetics Model of Fischer-Tropsch Synthesis over an Industrial Fe-Mn Catalyst ⅰ. Kinetics Study on Olefin Readsorption

工业Fe-Mn催化剂上基于详细反应机理的F-T合成动力学模型Ⅰ.烯烃再吸附动力学研究

A gas distribution plate for fluidized-bed, olefin polymerization reactors is provided.

提供了用于流化床烯烃聚合反应器的气体分布板.

A polyolefin alloy experiment device based on "Particle Reactor" technology is developed in National Polymerization Laboratory of Zhejiang University, which used for the research of olefin alloy copolymerization using propylene as main monomer.

浙江大学聚合反应国家重点实验室设计了一套基于粒子反应器技术的烯烃共聚实验装置，用以丙稀为主单体的烯烃合金共聚反应的研究。

Alkyl benzene sulfonate surfactant with single-component and reasonable construct is prepared by the alkylation of olefin, sulfonation and neutralization.

以α-烯烃为初始原料，经过烷基化，再经磺化、中和研制出了组分相对单一、结构合理的新型弱碱烷基苯磺酸盐表面活性剂。

Ozone is formed in the reaction, and a nitro derivative of the olefin.

在反应中形成臭氧及烯烃的硝基衍生物.

Methanol-to-olefin and low-value olefin cracking integrated technologies are other effective approaches to producing ethylene and propylene.

甲醇制烯烃与低价值烯烃裂解集成工艺将是我国生产乙烯、丙烯的另一条有效途径.

Progress in High Performance FI Catalyst for Olefin Polymerizations

烯烃聚合高性能FI催化剂的进展

We use synthetic materials such as nylon, polyester, acrylic or olefin.

用合成纤维,像尼龙 、 多元酯 、 压克力或烯属烃.

Recent advances in ring closing metathesis ( RCM ) reaction, including olefin and enyne metathesis reaction are reviewed.

综述了近几年来关环复分解 ( RCM ) 反应的研究新进展, 包括了烯烃、烯-炔的RCM反应.

The application of B ( C_6F_5)_3 has been extended from cocatalyst of olefin polymerization to many other fields in organic chemistry and polymer chemistry.

B（C6F5）3的应用领域已经从最初的烯烃聚合共催化剂向有机化学及高分子化学的其它各个领域发展。

Thermal transition control of cholesteric liquid crystalline side chain terpoly ( olefin sulphone) s containing 1 HEPTENE moieties

庚烯-1单体单元对胆甾型侧链液晶共聚砜热转变温度的调节

The technical features, process design and commercial application of FDFCC cracked naphtha olefin reduction were described.

FDFCC工艺是降低催化汽油烯烃含量的有效技术.论述了该工艺的技术特点 、 流程设计和工业应用情况.

After activity test, these two catalysts ( a total of 9) all have catalytic olefin metathesis activity.

经过活性测试，这两种催化剂（共9个）都具有催化烯烃复分解反应的活性。

The multizone circulating reactor technology and its application in olefin polymerization

多区循环反应器技术及在烯烃聚合中的应用

There are more than 30 total synthesis routes have been reported in the past 20 years, and more practical and creative synthesis routes are reported since the discovery of olefin metathesis reaction in recently years.

在过去的20余年里涌现出30余条全合成路线报道。而近年来由于烯烃复分解反应的发现，给苦马豆素的合成带来了更富实用与创意的合成路线。

The submitted plastic complies with the FDA Specifications for polyethylene olefin polymers requirement.

提交的塑料符合FDA对聚乙烯合成纤维聚合物的要求.

Technical progress in gaseous polymerization of olefin& The gaseous fluidized reactor technology

烯烃气相聚合技术进展&关于气体流化床反应器技术

The olefin readsorption mechanism based on the carbide mechanism is stressed in depth.

详细讨论了费托合成反应碳化物机理基础上的烯烃再吸附理论。

Cyclic Olefin Copolymer ( COC ) is an amorphous polymer made by several polymer manufacturers.

环烯烃共聚物 ( COC ) 的是一种非晶态的高分子聚合物,只有几个别制造商生产.

This paper studies the effects of gasoline sulfur and olefin content on vehicle exhaust emissions.

主要的研究因素是汽油硫含量和烯烃含量.

Hydroaminomethylation of olefin is an efficient method for the synthesis of various amines.

烯烃的氢氨甲基化反应是合成各种胺及其衍生物的有效途径.

During the revamping and expansion of ethy-lene plant in the Olefin Plant of PetroChina Liaoyang Petrochemical Company in 2001, new technology was adopted to revamp the G_2 hydrogenation system, and the former C_2 gas-phase selective hydrogenation catalyst was replaced by BC-H-20B catalyst.

中国石油辽阳石化公司烯烃厂在2001年乙烯装置改扩建中，采用新工艺对碳二加氢系统进行了改造，并将原碳二气相选择加氢催化剂更换为BC-H-20B型。