scholarly journals Silyl diol ester as a new selectivity control agent in MgCl2-supported Ziegler–Natta systems for propylene polymerization: catalyst structure and polymer properties

RSC Advances ◽  
2019 ◽  
Vol 9 (13) ◽  
pp. 7420-7431 ◽  
Author(s):  
Fatemeh Poorsank ◽  
Hassan Arabi ◽  
Nona Ghasemi Hamedani
Keyword(s):  
Control Agent ◽  
Propylene Polymerization ◽  
External Donor ◽  
Catalyst Structure ◽  
Internal Donor ◽  
Polymerization Catalyst ◽  
Polymer Properties ◽  
Selectivity Control ◽  
Diol Ester

In this study, bis(benzoyloxy)dimethylsilane (SDE) was developed as a non-phthalate selectivity control agent (internal donor (ID) and external donor (ED)) in MgCl2-supported Ziegler–Natta (ZN) systems for polypropylene polymerization.

Remote dibenzocycloheptyl substitution on a bis(arylimino)pyridyl-iron ethylene polymerization catalyst; enhanced thermal stability and unexpected effects on polymer properties

2021 ◽  
Author(s):  
Liwei Guo ◽  
Wenjuan Zhang ◽  
Furong Cao ◽  
Youshu Jiang ◽  
Randi Zhang ◽  
...  
Keyword(s):  
Thermal Stability ◽  
Ethylene Polymerization ◽  
Chloride Complexes ◽  
Polymerization Catalyst ◽  
Polymer Properties

Four examples of para-dibenzocycloheptyl-substituted 2,6-bis(arylimino)pyridyl-iron(II) chloride complexes, [2,6-{(2-R1,4-(C15H13),6-R2C6H2)N=CMe}2C5H3N]FeCl2 (R1 = R2 = Me Fe1, Et Fe2, iPr Fe3, R1 = Me, R2 = Et Fe4), have been synthesized and characterized...

A superactive propylene polymerization catalyst

Polimery ◽  
1989 ◽  
Vol 34 (06/07) ◽  
pp. 303-305
Author(s):  
HANNA MACIEJEWSKA ◽  
ZOFIA WIETRZYNSKA-LALAK
Keyword(s):  
Propylene Polymerization ◽  
Polymerization Catalyst

Truxillic and truxinic acid-based, bio-derived diesters as potent internal donor in Ziegler-Natta catalyst for propylene polymerization

2018 ◽  
Vol 554 ◽  
pp. 80-87 ◽  
Author(s):  
Akanksha Matta ◽  
Patchanee Chammingkwan ◽  
Brajendra K. Singh ◽  
Minoru Terano ◽  
Tatsuo Kaneko ◽  
...  
Keyword(s):  
Propylene Polymerization ◽  
Internal Donor ◽  
Natta Catalyst ◽  
Ziegler Natta Catalyst
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