1) Alkylthio activated alkenes
活化烯烃
2) activated alkene
活泼烯烃
1.
Baylis-Hillman reaction is the catalyzed coupling of an activated alkene with electrophiles to form multifunctional molecules.
Baylis-Hillman(B-H)反应是在催化剂作用下由活泼烯烃和亲电试剂发生的偶合反应,其产物是一个具有多官能团的化合物。
3) active olefin
活性烯烃
1.
The results show that the total conversion of the active olefins below C7 is 49.
结果发现，７０℃时Ｃ７以下活性烯烃的总转化率为４９。
4) olefin conversion
烯烃转化
1.
Progress of olefin conversion technologies for increasing propylene production;
增产丙烯的烯烃转化技术进展
2.
On the fixed-bed reactor loaded with strip ZRP catalysts,the impacts of reaction performance, reaction temperature,space velocity and oil to water ratio in the feedstock etc on olefin conversion of FCC naphtha,light olefin yields and selectivity were investigated.
在装有条形ZRP催化剂的固定床反应器上,考察了催化裂化汽油在ZRP稀土改性催化剂上的反应性能,反应温度、空速、原料中水油比等工艺条件对催化裂化汽油烯烃转化率和低碳烯烃收率、选择性的影响。
5) sulfurized olefin
硫化烯烃
1.
The impregnation process was studied with sulfurized olefin as vulcanizing agent, 200# solvent naphtha as solvent.
以硫化烯烃为硫化剂,200#溶剂油为溶剂,对裂解汽油加氢二段加氢催化剂进行预硫化,研究了浸渍工艺,考察了溶剂与催化剂体积比、反应时间、反应温度及浸渍时间对硫化度及活性的影响。
2.
The improvement on production technique of sulfurized olefin abroad was described,the improved technique was compared with the traditional one.
介绍了国外硫化烯烃的生产工艺改进方法及改进后的硫化烯烃与传统硫化烯烃的性能比较。
3.
A ball on disc machine was employed to study the effect of oxidized steel surface on the lubricating performance of sulfurized olefin.
利用球－盘试验机研究了４０Ｃｒ钢表面氧氮处理层对添加剂硫化烯烃作用效果的影响，并利用多种表面分析仪器分析了其机理。
6) olefin metathesis
烯烃歧化
1.
Among them,attention was widely paid to the olefin metathesis reaction, due to its suitability to situation in China,lower cost and elasticoperation.
其中烯烃歧化反应工艺因其适应国情、投资成本较低、操作灵活而得到更广泛的关注,其核心催化剂体系的研发经历了多组分非均相、多组分均相催化体系、单组分均相催化体系几个阶段。
2.
In the short term, the integration of refineries and petrochemical plants as well as the processes of olefin metathesis, C_4～C_8 olefin catalytic cracking can greatly boost the domestic production of o.
认为近期应采取炼厂与石化厂一体化、烯烃歧化、C_4～C_8烯烃催化裂解等措施,从而增加我国烯烃和芳烃产量;从长远发展看,应开发基于C_1烃类及含氧化合物各种工艺技术和生物催化技术等,以满足我国未来基本有机原料的市场需求。
3.
The mechanism of C_4-olefin metathesis to produce propylene and the Re-based catalysts for the metathesis were introduced.
介绍了C_4烯烃歧化的基本原理以及歧化反应用负载型铼基催化剂。
补充资料：烯烃制备乙烯的副产品C5馏分链烯烃低聚物与蒸汽裂化石油馏出物的聚合物
CAS：68131-76-0
分子式：
中文名称：烯烃制备乙烯的副产品C5馏分链烯烃低聚物与蒸汽裂化石油馏出物的聚合物
蒸汽裂化馏出物(石油)
制备乙烯的副产品C5馏份链烯烃低聚物的聚合物
英文名称：Alkenes, ethylene-manuf.-by-product C5-cut, oligomers, polymers with steam-cracked petroleum distillates
alkenes, ethylene-manuf.-by-product c5-cut, oligomers, polymers with steam-crac
ked petroleum distillates
alkenes, ethylene-manuf.-by-product c5-cut, oligomers,polymers with steam-cracked petroleum distillates
Alkenes,ethylene-manuf.-by-product C5-cut,oligomers,polymers with steam-cracked petroleum distillates
分子式：
中文名称：烯烃制备乙烯的副产品C5馏分链烯烃低聚物与蒸汽裂化石油馏出物的聚合物
蒸汽裂化馏出物(石油)
制备乙烯的副产品C5馏份链烯烃低聚物的聚合物
英文名称：Alkenes, ethylene-manuf.-by-product C5-cut, oligomers, polymers with steam-cracked petroleum distillates
alkenes, ethylene-manuf.-by-product c5-cut, oligomers, polymers with steam-crac
ked petroleum distillates
alkenes, ethylene-manuf.-by-product c5-cut, oligomers,polymers with steam-cracked petroleum distillates
Alkenes,ethylene-manuf.-by-product C5-cut,oligomers,polymers with steam-cracked petroleum distillates
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条