International Journal of Polymer Science / 2010 / Article / Tab 2

Research Article

Ring-Opening Polymerisation of rac-Lactide Using a Calix[4]arene-Based Titanium (IV) Complex

Table 2

Microwave- assisted polymerisation of L,D-LA using complex (1 .

EntryTime (min) (%) (g mol-1) (g mol-1)

1203%2.9
24038%17.1
36068%19.422300174001.346.0
48088%18.927100209001.350.1

-LA]/[Ti] ca. 200, L,D-LA 1 g, maximal power 200W; by 1H NMR; mol(Ti)-1 h-1; average molar mass measured by HPLC-SEC; average molar mass measured by HPLC-SEC; weight distribution; transition temperature as measured by DSC analysis.

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