Polysulfone, oligomers segmented copolymers

The limiting viscosity number, [ri]dl/g, of the polysulfone oligomers and segmented copolymers were found using a Cannon-Ubbelohde (number 50) dilution viscometer at 25.0 0.01 C with chloroform as the solvent. 

Table 4. Interfacially Synthesized Segmented Copolymers Based on 5350 Polysulfone Oligomer...

Figure 1. FT-IR spectra of hydroxyl terminated polysulfone oligomer and segmented copolymer.

Figure 2. FT-IR spectras of polysulfone oligomer and segmented copolymers.

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