1.【化】烯(属)烃
1.a synthetic fiber that is a long chain of polymers
1.In most cases, polyethylene was the main product and higher carbon number olefins usually accounted for the majority of the oligomers.
多数情况下,聚乙烯为催化反应的主产物,齐聚物中也是以高碳数烯烃为主。
2.LIGHT OLEFINS FOR INDUSTRIAL USE. DETERMINATION OF MOLECULAR OXYGEN IN GASEOUS PHASE. ELECTROCHEMICAL METHOD WITH A MEMBRANE-COVERED CELL.
工业用轻烯烃.气相中氧分子的测定.带细胞的电化学方法
3.Petroleum products. Determination of bromine number of distillates and aliphatic olefins. Electrometric method.
石油产品。蒸馏和脂肪烯烃的溴数测定。测电法。
4.Metallocene ligands, metallocene compounds and metallocene catalysts, their synthesis and their use for the polymerization of olefins.
金属茂配体,金属茂化合物和金属茂催化剂,它们的合成以及它们用于聚合烯烃的用途。
5.The yield of diesel is 21. 63% and of propylene reaches up to 20. 18% , with olefins content in gasoline being very low.
在丙烯产率高达20.18%的情况下,柴油收率可以达到21.63%,而且汽油的烯烃含量非常低。
6.Several etherification processes and catalysts for the synthesis of tertiary alkyl others from alcohols and iso olefins are reviewed.
对几种以异构烯烃和醇的醚化工艺作了综述。
7.Light olefins for industrial use . Determination of impurities by gas chromatography . General considerations.
工业用轻烯烃。用气相色谱法测定杂质的含量。一般考虑。
8.Huge demand on olefins, price advantage of coal and tight supply of oil make CTO (coal-to-olefins) projects competitive and attracting.
烯烃的巨大需求量、煤炭的价格优势和石油资源的紧缺,使煤制烯烃项目极具市场竞争力,也引起了企业极大的投资热情。
9.Transition metal compound, ligand system, catalyst system and the use of the latter for the polymerisation and copolymerization of olefins.
过渡金属化合物,配体体系,催化剂体系及其在烯烃的聚合反应和共聚反应中的用途。
10.LIGHT OLEFINS FOR INDUSTRIAL USE. DETERMINATION OF AMMONIA. SPECTROPHOTOMETRIC METHOD.
工业用轻烯烃.氨含量的测定.分光光度法