International Journal of Polymer Science / 2012 / Article / Tab 1

Research Article

Polymerization of Phenylacetylene-Based Monodendrons with Alkoxy Peripheral Groups and Oxygen/Nitrogen Permeation Behavior of Their Membranes

Table 1

Polymerization of phenylacetylene monodendrons with alkyl peripheral groups using [Rh(ndb)CL]2a.

MonomersYield (%) (×106) / (×103)

MG0PA600.921.43.4
HG0PA d872.41.85.9
DG0PA e652.82.74.9
HG1PA926.11.77.4
Hex0H f495.3 g5.2 g2.6
Hex1H f358.2 g3.0 g1.6

a Triethylamine, [M]0 = 0.5 mol/l, [M]0/[Cat]0 = 2500, 25°C, 3 hr, precipitated with MeOH/benzene (9/1 v/v).
b Determined from GPC-LALLS.
c Calculated from .
d Ether, [triethylamine]0/[Cat]0 = 20.
e [M]0/[Cat]0 = 5000.
f Chloroform, [M]0/[Cat]0 = 1000, [triethylamine]0/[Cat]0 = 20.
g Determined from GPC calibrated by polystyrene standard.

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