isobutylene造句
例句与造句
- Rubber - determination of isoprene - isobutylene rubber or poly isobutylene content
橡胶中丁基橡胶或聚异丁烯含量的测定 - Characterization of poly p - methylstyrene - b - isobutylene - b - p - methylstyrene
对甲基苯乙烯和异丁烯三嵌段共聚物的分析与表征 - Study on sulfurized isobutylene in package lubricant additives by apci - ms technology
硫化异丁烯的大气压化学电离质谱研究 - Producer of primarily hydrocarbons , including pentanes , hexane , isobutylene , and isobutylbenzene , in technical and polymerization solvent grades , as well as several other chemicals , including mtbe and phenol derivatives
-生产经营冶金焦铸造焦纯苯甲苯二甲苯工业苯中温沥青改质沥青蒽油洗油筑路油燃料油等十几种化工产品。 - The current situation of utilizing isobutane and isobutylene in china were introduced , the reaction mechanism , reaction process and types of catalyst for preparing isobutylene via dehydrogenation of isobutane were narrated emphatically
摘要介绍我国异丁烷和异丁烯资源的利用现状，重点对异丁烷脱氢制备异丁烯的反应机理、反应流程和催化剂类型进行了论述。 - It's difficult to find isobutylene in a sentence. 用isobutylene造句挺难的
- The neotame was synthesized from isobutylene , ethylene and aspartame via addition , oxidation , catalytical hydrogenation in 14 . 5 % total yield , the physical properties and infrared spectroscopy of product are identical with literature
摘要以异丁烯、乙烯和阿斯巴甜为原料，经加成、氧化和催化氢化等步骤合成了纽甜，总产率14 . 5 % （以异丁烯计） ，产品的物理性质与波谱数据与文献一致。 - Finally , based on summarization of development status on catalyst for isobutylene preparation from isobutane through dehydrogenation , the suggestion was given that the great effort should pay to the development , utilization reasonably of abundant isobutane resource in china
最后，通过对我国异丁烷脱氢制异丁烯催化剂开发现状的总结，指出我国应大力合理开发利用丰富的异丁烷资源。 - The industrial manufacturing technique , the trend of development of neohexene , and the characteristics of these production technique were reviewed and analyzed in the paper , particularly about the selective dimerization of isobutylene and metathesis of - diisobutylene with ethylene were introduced
摘要对新己烯生产技术的现状和今后的发展趋势进行了综述，分析了由异丁烯和乙烯生产新已烯的技术特征，讨论了烯烃二聚工艺和催化剂、烯烃复分解工艺及相应的催化剂，指出了各种工艺的优势和不足。 - Through orthogonal design experiments on synthesizing p - tert - butylcstechol from hydroquinone and isobutylene by using a new catalyst prepared from cobalt naphthenate and zinc chloride , the optimum technology parameters were obtained : mole ratio was 1 : 1 . 15 for hydroquinone and isobutylene , mass ratio was 100 : 20 for hydroquinone and catalyst , and the reaction temperature was 100 5
摘要用环烷酸钴与氯化锌复配的新型催化剂，以邻苯二酚、异丁烯为原料合成对叔丁基邻苯二酚，通过正交实验确定的较佳工艺参数为：邻苯二酚：异丁烯（物质的量比） 1 : 1 . 15 ，邻苯二酚：催化剂（质量比） 100 : 20 ，烷基化反应温度100 5 。
