Journal of Nanomaterials / 2009 / Article / Tab 1

Research Article

Nanoencapsulation of Nimodipine in Novel Biocompatible Poly(propylene-co-butylene succinate) Aliphatic Copolyesters for Sustained Release

Table 1

Composition of PPBSu copolymers determined from 1H NMR spectra, intrinsic viscosities and molecular weight values.

PolyesterPSu/BSu [η]Mn  /Mn
(mol%)*(dL/g)(g/mol)(g/mol)

PPBSu 100/0100/00.6318630428502.30
PPBSu 90/1088.6/11.40.6117800391602.20
PPBSu 80/2084.6/15.10.7321340448002.10
PPBSu 70/3070.7/29.10.7321880470402.15
PPBSu 60/4060.6/39.40.6619360425902.20
PPBSu 50/5053/470.6518900425302.25

*Composition determined by 1H NMR.

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