Table 3.

Molar masses of some obtained polyols determined by means of GPC method.

Number	Polyol type	${\stackrel{-}{M}}_{\mathrm{n}}$ (g/mole)	${\stackrel{-}{M}}_{\mathrm{w}}$ (g/mole)	${\stackrel{-}{M}}_{\mathrm{z}}$ (g/mole)	HN (mg KOH/g)
1.	PC1	382	388	392	526 ± 18
2.	PC2	412	418	423	467 ± 15
3.	PC3	531	538	542	388 ± 12