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1)  N-catalyst
N催化剂
1.
Agitation optimization for synthesis system of polypropylene N-catalyst;
聚丙烯N催化剂合成体系搅拌优化
2.
fect of four different alkoxysilanes used as external donor on activity, stereospecificity, andhydrogen response of N-catalyst in propylene polymerization were studied.
研究了分别采用4种不同外给电子体进行丙烯聚合时,N催化剂的活性、氢调敏感性及聚合物等规度的变化情况。
3.
The slurry copolymerization behavior of ethylene and propylene at different feed ratio (n(E):n(P)) catalyzed by N-catalyst were investigated and the obtained copolymers were characterized by means of TREF,NMR,DSC and FTIR.
以正癸烷为溶剂进行淤浆常压聚合,利用升温淋洗分级法、核磁共振、示差扫描量热、傅里叶变换红外光谱等技术研究了以邻苯二甲酸二正丁酯为内给电子体的N催化剂催化乙烯与丙烯共聚的特征及共聚产物的结构。
2)  N catalyst
N催化剂
1.
Precomplexing had great influence on behavior of polyme r ization of N catalyst.
考察了N催化剂与助催化剂及外给电子体的预络合反应对丙烯淤浆聚合动力学行为的影响。
3)  Z-N catalyst
Z-N催化剂
1.
Overviews development situation of Basell Z-N catalyst for polypropylene production,emphasizing on the latest development of internal and external electron donors.
综述Basell公司聚丙烯Z-N催化剂进展情况,特别介绍了内、外给电子体的最新进展。
2.
These conclusions can be drawn:with the improve in the properties of Z-N catalysts,they will be continusely dominant catalysts.
对国内外用于烯烃聚合的Z-N催化剂、茂金属催化剂和非茂金属催化剂的发展及趋势进行综述。
4)  N-type catalyst
N型催化剂
1.
How to control the isotacticity of polypropylene products when using N-type catalyst on the intermittent installation;
N型催化剂在间歇式聚丙烯装置上应用时聚丙烯产品等规度的控制
2.
The later activity of N-type catalyst is powerful.
N型催化剂的后活性强,工艺条件不恰当和操作经验不足是闪蒸罐下料阀LV301易堵的主要原因,通过选用恰当工艺条件和改善操作来解决此问题。
5)  Ziegler-Natta catalyst
Z-N催化剂
1.
The developing of Ziegler-Natta catalyst and metallocene catalyst and produc-ing technical aspect at home and abroad and the production technology of polybutene-1 are summarized in this paper.
介绍了国内外聚丁烯-1技术现状,包括聚丁烯-1的Z-N催化剂和茂金属催化剂研究进展,以及聚丁烯-1生产工艺技术,并简要说明了我国聚丁烯-1树脂具有很大的开发潜力。
6)  N-Ⅲ catalyst
N-Ⅲ催化剂
1.
In the polypropylene production of intermittent type liquid mutually essence method,using donor triethoxyisobutylsilane and N-Ⅲ catalyst can bring the catalyst system with high reaction activity and high hydrogen sensitivity.
利用异丁基三乙氧基硅烷作为外给电子体与N-Ⅲ催化剂组成高活性及高氢调敏感性催化体系,在间歇式液相本体法聚丙烯生产工艺中,通过控制每釜氢气加入量为氢气钢瓶压降23~25 MPa,单釜主催化剂加入量65 g,生产熔融指数在30~35 g/10 min之间的高熔指聚丙烯,产品等规度97。
补充资料:“淤渣”催化剂
分子式:
CAS号:

性质:由三卤化铝(A1X3)和叔丁基溴或仲丁基溴组成。用于将含10个或多于10个碳原子的三环烷烃重排为金刚烷或烷基金刚烷、二金刚烷的催化剂。  余差  offset  在过程响应终了时,新稳态值和设定值之差称为余差。它决定了控制系统的稳态精度。

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