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1)  Gas state polymerzation
气相氧化聚合
2)  gas phase polymerization
气相聚合
1.
Application of catalyst YS-842B in propylene gas phase polymerization process;
YS-842B催化剂用于丙烯气相聚合工艺
2.
Progress in gas phase polymerization of butadiene;
丁二烯气相聚合研究进展
3.
Some research works on electrostatics and wall sheeting in gas phase polymerization fluidized bed reactor were reviewed, including description of reactor wall sheeting, relationship of electrostatics with wall sheeting, hydrodynamics of fluidized bed, and principle of electrostatic charge generation.
综述了气相聚合流化床内静电及结片现象的研究进展,对流化床内结片现象进行了描述,将静电与流化床的壁面结片现象关联,并从流化床流体力学行为与静电生成速率的关系出发对静电的生成机理进行了论述。
3)  gas-phase polymerization
气相聚合
1.
This paper presents the progress of the Ni-BR production process at home and abroad,including the molecular weight regulation process,catalyst compounding process,gas-phase polymerization process,bulk polymerization process and heat pump,screw-extruding process used in the final treatment of the BR production.
介绍了近几年国内外镍系顺丁橡胶生产技术的进展情况,内容涉及分子量调节技术、催化剂配置技术、节能降耗的气相聚合、本体聚合工艺及橡胶后处理过程中使用的热泵技术、螺杆挤压工艺,同时也对国内外顺丁橡胶新型防老剂的使用情况及其新品种的开发进行了简要介绍。
2.
The design and operation of a semi-batch stirred-bed reactor for gas-phase polymerization(copoly merization) of olefin have been described The reactor can be operated over the range of temperature and pressure used in the gas phase polymerization of Catalloy It is found that the heat-transfer limitation sets an upper bound on the reactor STY (space time yield
根据冷模研究结果,设计了一套研究半连续烯烃气相聚合的反应器,其温度、压力控制及反应速率的测定完全能够达到催化剂性能评价和动力学研究的要求。
3.
A new method for the manufacture of conductive paper by gas-phase polymerization was explored in this paper.
采用气相聚合法制备了导电纸,探讨了聚合反应中氧化剂浓度、处理时间、干燥时间、反应时间等因素对聚吡咯导电纸性能的影响。
4)  vapour phase polymerization
气相聚合
5)  vapor phase oxidation
气相氧化
1.
Selective vapor phase oxidation of toluene to benzaldehyde on the Ce-OMS-2 catalysts was studied.
采用回流法合成了氧化锰八面体分子筛(K-OMS-2),采用浸渍法制备了不同Ce含量的八面体分子筛(Ce-OMS-2)催化剂,并将其用于甲苯气相氧化制苯甲醛反应;考察了Ce含量、反应温度、空速、n(空气)∶n(甲苯)对催化剂活性的影响;用X射线衍射、傅里叶变换红外光谱、O2程序升温脱附方法对催化剂的结构进行了表征。
6)  gas phase oxidation
气相氧化
1.
Based on different physics and chemistry characters of each component in synthetic rod,a new diamond purification process by gas phase oxidation is designed.
基于对人造金刚石合成棒中各组分不同的物理、化学性质分析,设计了气相氧化法提纯人造金刚石的新工艺,有效避免了传统工艺带来的严重环境污染。
2.
Based on experimental research,a new synthetic diamond purification process-gas phase oxidation method was proposed.
通过实验研究,提出了一种经济合理、能有效避免传统酸煮工艺带来的严重环境污染的人造金刚石提纯新工艺———气相氧化法。
3.
Nanosized titania particles were synthesized by the gas phase oxidation of titanium tetrachloride in a high temperature tubular aerosol flow reactor which consisted of three zones: a preheating zone for oxygen and vaporized titanium tetrachloride, a reaction zone, and a cooling zone for particles.
在高温管式气溶胶反应器中,利用TiCl4气相氧化制备纳米TiO2颗粒,研究了TiO2颗粒的形态和结构特征。
补充资料:气相聚合
分子式:
CAS号:

性质:单体以气态方式加料进行的聚合反应。实际上,聚合体系往往在聚合初期为气相,以后则成为液相甚至固相,具体情况随所处的压力和温度等反应条件而定。许多常温常压下以气态形式存在的单体(如乙烯、丙烯和氯乙烯等),常常采用气相聚合将其转化为聚合物。例如,乙烯在温度为180~200℃、压力为150~300MPa下,采用氧或有机过氧化物为引发剂进行的聚合反应即为气相聚合的一个实例。

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