| abstract |
PROCESS FOR THE PREPARATION OF ANION EXCHANGER RESINS WHICH CONSISTS OF POLYMERIZING A VINYLAROMATIC COMPOUND HAVING AT LEAST ONE ALKYL GROUP CONTAINING 1 TO 3 ATOMS OF CARBON, ALONE OR IN A MIXTURE WITH A COPOLYMERISABLE MONOMER, POSSIBLY WITH THE SUPPORT IN MINERAL ALKYL GROUPS OF THE POLYMER BY MEANS OF AN N-BROMOAMIDE OR AN N-BROMOIMIDE, THEN TO AMINATE THE BROMINE PRODUCT OBTAINED. APPLICATION OF ANION EXCHANGING RESINS IN THE CHEMICAL, PHARMACEUTICAL, FOOD AND METALLURGIC INDUSTRIES. |