Synthesis and Properties of Anion Exchangers Derived from Chloromethyl Styrene Codivinylbenzene and Their Use in Water Treatment

Table 2

Water percent, nitrogen percent, and exchange capacity for polymer prepared with different DVB ratios prepared by polymerization in xylene and THN then aminated using ethanolic trimethylamine.

DVB %	Water; percent %	Nitrogen; content %	Exchange capacity meq/g	wt% gain after amination	wt% loss after extraction	wt% loss after treatment with 0.1 N NaOH
6%	186	5.25	2.06	27.98	27.67	3.19
8%	167	5.20	1.87	24.12	16.87	1.95
10%	146	5.05	1.78	23.41	11.73	1.30
12%	91	4.09	0.99	16.97	9.40	1.10