Rheological Properties in Aqueous Solution for Hydrophobically Modified Polyacrylamides Prepared in Inverse Emulsion Polymerization

Table 1

Viscometric molecular weight for the different polymers synthetized.

Method	Solution	Emulsion		Emulsion
Monomer concentration wt%	3	1.50		4
Polymer	Molecular weight (g/mol)
	Viscometric	Viscometric	SEC	Viscometric
PAM	55933	216520	= 137,500; = 506490	466029
PAM-co-DAM	80879	239777	—	492249
PAM-co-DMA	—	—	—	514452
PAM-co-HDAM	—	—	—	350763

Monomer concentration is related to total weight of reaction mixture.