Interaction between Aqueous Solutions of Hydrophobically Associating Polyacrylamide and Dodecyl Dimethyl Betaine

Table 1

Characteristic parameters of hydrophobically associating polyacrylamide (HAPAM).

Sample	Molecular weight	Degree of hydrolysis (%)	Critical association concentration (ppm)	Polydispersity index
HAPAM	6000000	25.0	800	1.46