Coordinative Chain Transfer and chain shuttling polymerization

R Mundil, C Bravo, N Merle, P Zinck - Chemical Reviews, 2023 - ACS Publications
Coordinative chain transfer polymerization, CCTP, is a degenerative chain transfer
polymerization process that has a wide range of applications. It allows a highly controlled …

Advances on controlled chain walking and suppression of chain transfer in catalytic olefin polymerization

Y Zhang, Y Zhang, X Hu, C Wang, Z Jian - ACS Catalysis, 2022 - ACS Publications
Precise synthesis of the complex polymer structure has been long-sought. In the late
transition-metal catalyzed olefin polymerization, chain walking and chain transfer are two …

Polyolefins vitrimers: design principles and applications

M Ahmadi, A Hanifpour, S Ghiassinejad… - Chemistry of …, 2022 - ACS Publications
Less than 10% of plastics are recycled worldwide, among which polyolefins, which form two-
thirds of all produced polymers, are the most discarded ones. This stems from the nonpolar …

Circular polyolefins: Advances toward a sustainable future

D Hassanian-Moghaddam, N Asghari… - Macromolecules, 2023 - ACS Publications
Plastics offer several advantages, but their production and disposal processes have severe
environmental implications. To overcome these issues, there is a need to switch from the …

Oligomerization of higher α-olefins to poly (α-olefins)

A Hanifpour, N Bahri-Laleh, A Mohebbi… - Iranian Polymer …, 2022 - Springer
Abstract Poly (α-olefin)(PAO) type synthetic lubricants have attracted considerable interest in
both the academic and industrial sectors in the last two decades. The continuous growth of …

Effect of the pore architecture of Ziegler-Natta catalyst on its behavior in propylene/1-hexene copolymerization

A Shams, M Mehdizadeh, HR Teimoury… - Journal of Industrial and …, 2022 - Elsevier
The role of the pore architecture of the Ziegler-Natta (ZN) catalysts in the propylene
polymerizations is unveiled, towards the catalyst activity, H 2–and comonomer-response …

Network percolation in transient polymer networks with temporal hierarchy of energy dissipation

M Ahmadi, P Nicolella, S Seiffert - Macromolecules, 2022 - ACS Publications
Transient polymer networks with a temporal hierarchy of energy dissipation have
advantages in many applications, ranging from injectable hydrogels to self-healing …

Synthesis of lightly branched ultrahigh-molecular-weight polyethylene using cationic benzocyclohexyl nickel catalysts

Z Yan, G Chang, W Zou, G Luo, S Dai - Polymer Chemistry, 2023 - pubs.rsc.org
Generally, it is usually difficult to obtain lightly branched polyethylene with a very high
molecular weight using bulky α-diimine Ni (II) catalysts. In this study, a family of …

Cyclic olefin copolymers containing both linear polyethylene and poly (ethylene-co-norbornene) segments prepared from chain shuttling copolymerization of ethylene …

H Gao, S Chen, B Du, Z Dai, X Lu, K Zhang, L Pan… - Polymer …, 2022 - pubs.rsc.org
Semicrystalline polyethylene (PE) and amorphous poly (ethylene-co-norbornene)
copolymers have been used in a wide variety of applications, especially in packaging. It is a …

Systematic investigations of ortho-aryl substitution effect on chain microstructure in nickel-catalyzed long chain α-olefin polymerization and copolymerization with …

L Guo, J Li, P Li, W Zhao, X Li, M Luo, Y Xing… - European Polymer …, 2024 - Elsevier
The tuning of branching density and branch-type distribution of the polyolefin through the
ligand modification in “chain-walking”-type late transition metal catalysts is highly desired …