Zobrazeno 1 - 10
of 11
pro vyhledávání: '"Joong Jin Han"'
Publikováno v:
Polymer Engineering & Science. 60:700-709
Publikováno v:
ACS Applied Materials & Interfaces. 10:40854-40862
We investigated proton conductivity and the permeability of monovalent cations across sulfonated mesoporous membranes (SMMs) prepared with well-defined pore sizes and adjustable sulfonic acid content. Mesoporous membranes with three-dimensionally con
Publikováno v:
Macromolecular Reaction Engineering. 9:570-578
The morphology of polyethylene synthesized over rac-Et(indenyl)2ZrCl2/MAO catalyst supported on silica nanotubes of anodized aluminum oxide (AAO) template and on liberated silica nanotubes have been studied. A silica nanotube is quickly filled up wit
Publikováno v:
Polymer. 52:942-948
The synthesis of micron-sized polymer particles with a core-shell pomegranate-like morphology is presented. The proposed polymerization technique takes advantage of a reaction-induced micro-phase separation within a suspended organic liquid droplet c
Publikováno v:
Macromolecular Symposia. 289:25-32
Silica nanotube reactor (SNTR) has been designed and used as a novel catalytic polymerization reactor device to synthesize syndiotactic polystyrene (sPS), and polyethylene with Cp * Ti(OCH 3 ) 3 and rac-Et(indenyl) 2 ZrCl 2 metallocene catalysts in c
Publikováno v:
Polymer. 49:4141-4149
The nascent morphology of semi-crystalline syndiotactic polystyrene (sPS) polymerized over silica-supported pentamethyl cyclopentadienyl titanium trimethoxide (Cp∗Ti(OCH3)3) catalyst in a liquid slurry polymerization has been investigated under var
Publikováno v:
Polymer. 48:6519-6531
The kinetics of syndiospecific polymerization of styrene over silica-supported Cp∗Ti(OCH3)3/MAO catalyst has been investigated through experimentation and theoretical modeling. At low monomer concentrations, the polymerization rate increases almost
Publikováno v:
Journal of Applied Polymer Science.
This article presents the ternary phase diagram for methyl methacrylate (MMA), poly(methyl methacrylate) (PMMA), and n-hexane system at 70°C. It was constructed by both theoretical calculations and online laser light scattering (LLS) technique. In s
Publikováno v:
Journal of the American Chemical Society. 130(12)
Nanofibrils of ultrahigh molecular weight syndiotactic polystyrene (sPS) have been synthesized in a silica nanotube reactor (SNTR) using a metallocene catalyst in conjunction with methylaluminoxane cocatalyst. Very thin sPS nanofibrils (
Publikováno v:
Journal of Applied Polymer Science; Jun2010, Vol. 116 Issue 6, p3648-3658, 11p