Particle growth during the polymerisation of olefins on supported catalysts, 1–nascent polymer structures

TFL McKenna, A Di Martino, G Weickert… - Macromolecular …, 2010‏ - Wiley Online Library
It is shown that the relationship between the catalyst/polymer structure, process conditions
and final product properties needs to be addressed in more detail. From an industrial point …

Nanostructured silica materials in olefin polymerisation: From catalytic behaviour to polymer characteristics

JM Campos, JP Lourenço, H Cramail… - Progress in polymer …, 2012‏ - Elsevier
This paper reviews progress in organometallic α-olefin polymerisation catalysts supported
on zeolites or mesoporous silicas, discussing the role of these nanostructured materials in …

Hard templates for soft materials: Creating nanostructured organic materials

A Thomas, F Goettmann, M Antonietti - Chemistry of Materials, 2008‏ - ACS Publications
This review describes the possibilities of using hard templates to create nanostructured “soft”
materials, for example, polymer networks, carbon nitrides, or carbonaceous materials, that …

Confined polymerization: ARGET ATRP of MMA in the nanopores of modified SBA-15

M Chen, H Zhou, L Zhou, F Zhang - Polymer, 2017‏ - Elsevier
Rod-like mesoporous SBA-15 silica particles were surface modified by different silane
coupling agents firstly, then polymethyl methacrylate (PMMA) was prepared in the confined …

Multisite catalyst mediated polymer nanostructure formation and self-reinforced polyethylene reactor blends with improved toughness/stiffness balance

M Stürzel, AG Kurek, T Hees, Y Thomann, H Blattmann… - Polymer, 2016‏ - Elsevier
The design of supported two-and three-site catalysts for ethylene polymerization and
tailoring nanophase-separated polyethylene reactor blends represents the key to the …

MCM-41 and SBA-15 supported Cp2ZrCl2 catalysts for the preparation of nano-polyethylene fibres via in situ ethylene extrusion polymerization

X Dong, L Wang, G Jiang, Z Zhao, T Sun, H Yu… - Journal of Molecular …, 2005‏ - Elsevier
Under atmospheric pressure, nano-polyethylene fibres were prepared via in situ ethylene
extrusion polymerization, with MCM-41 and SBA-15 supported zirconocene dichloride …

Self-reinforced hybrid polyethylene/MCM-41 nanocomposites: In-situ polymerisation and effect of MCM-41 content on rigidity

JM Campos, JP Lourenço, E Pérez… - … of nanoscience and …, 2009‏ - ingentaconnect.com
The synthesis of self-reinforced polyethylene-based materials prepared by in-situ
polymerisation is described. The methodology developed uses MCM-41 mesoporous …

Pore Curvature Effect on the Stability of Co− MCM-41 and the Formation of Size-Controllable Subnanometer Co Clusters

S Lim, D Ciuparu, Y Chen, Y Yang… - The Journal of …, 2005‏ - ACS Publications
Samples of Co− MCM-41 with different pore diameters have been synthesized using organic
templates with different alkyl chain lengths. The reducibility of cobalt in these highly stable …

Hybrid materials based on polyethylene and MCM-41 microparticles functionalized with silanes: Catalytic aspects of in situ polymerization, crystalline features and …

ML Cerrada, A Bento, E Pérez, V Lorenzo… - Microporous and …, 2016‏ - Elsevier
New nanocomposites based on polyethylene have been prepared by in situ polymerization
of ethylene in presence of mesoporous MCM-41. The polymerization reactions were …

Supported metallocene on mesoporous materials

F Silveira, CF Petry, D Pozebon, SB Pergher… - Applied Catalysis A …, 2007‏ - Elsevier
A series of hybrid supported catalysts was prepared by sequentially grafting Cp2ZrCl2 and
(nBuCp) 2ZrCl2 (1: 3 ratio) onto alumino-silicates (MCM-41, SBA-15, MCM-22, ITQ-2) …