Direct Synthesis of Hyperbranched Poly(acrylic acid-co-3-hydroxypropionate)

Table 1

Base-catalyzed HTP of acrylic acid at different experimental conditions.

[M] moles	[I] moles	Temperature (°C)	Time (h)	Solvent	f1 %	f2 %	f3 %	f4 %
0.1	0.001	60	72	N/A	79.4	20.3	0.3	—
0.1	0.001	100	240	N/A	3.2	13.2	2.1	81.5
0.1	0.001	100	240	Pyridine	1.7	16.0	5.5	76.8
0.1	0.001	60	240	Pyridine	58.6	34.6	0.9	5.9