International Journal of Polymer Science / 2011 / Article / Tab 1

Research Article

Friedel-Crafts Polyketones: Synthesis, Characterization and Antimicrobial Properties of Unsaturated Polyketones and Copolyketones Based on Difurfurylidene Cycloheptanone

Table 1

Elemental analyses, inherent viscosity, yield and color of polyketones IVa–d and coployketones V and VI.

Polymer
Code
Repeating unitC%H%  Yield% Appearanc of  polymer
Calcd.FoundCalcd.Found(dI/g)

IVaC25H18O575.3874.434.524.260.3768Powder-yellow
IVbC25H18O575.3874.924.524.130.4273Powder-yellow
IVcC23H22O573.0272.585.825.580.5676Powder-yellow
IVdC27H30O574.6573.146.916.720.6369Powder- yellow
VC52H36O879.1977.874.564.410.5285Powder- yellow
VIC48H44O877.0176.725.885.320.4681Powder-yellow

* η Inherent viscosity measured in H2SO4 at 25°C.