| abstract |
(57) Abstract: Formula: R 2 · [(AO) m · R 3 ] m ; wherein R 2 is at least m active hydrogens derived from hydroxyl and / or amino and / or amide groups AO is alkyleneoxy; n is 2-200; R 3 comprises alkenyl succinic acid and any other acid residue; When m is 2, there are other restrictions on this definition. Are useful thickeners and / or dispersants in aqueous systems. The use of such substances as thickeners is also claimed (without any restriction when m is 20). |