| abstract |
PROCEDURE FOR OBTAINING ADDUCT AND ITS SALTS THROUGH THE REACTION OF POLYISOCYANATES, HYDROXYLIC COMPOUNDS, ZEREWITINOFF HYDROGEN AND COMPOUNDS CONTAINING AT LEAST ONE BASIC NITROGEN GROUP, WHICH HAS APPLICATIONS AS DISPERSING AGENTS. INCLUDES THE REACTION OF POLYISOCYANATES, WITH AVERAGE FUNCTIONALITY FROM 2.5 TO 6, WITH MONOHYDROXYLIC COMPOUNDS, OF FORMULA Y-OH, IN WHICH Y REPRESENTS VARIOUS TYPES OF ALIPHATIC, CYCLOALIPHATIC AND AROMATIC GROUPS; FOLLOWED BY REACTION WITH A COMPOUND OF FORMULA G-(E)N AND SUBSEQUENT TREATMENT WITH A COMPOUND OF FORMULA Z-Q, IN WHICH G, E, Z AND Q CAN BE VARIOUS TYPES OF RADICALS AND N IS VALUE 2 OR 3 |