FLUIDES À BASE DE TENSIOACTIF VISCOÉLASTIQUE (VES) HAUTE TEMPÉRATURE COMPRENANT DES MODIFICATEURS DE VISCOSITÉ POLYMÈRES

摘要

where R1 is a saturated or unsaturated hydrocarbon group of from 17 to 29 carbon atoms, R2 and R3 are each independently selected from a straight chain or branched alkyl or hydroxyalkyl group of from 1 to 6 carbon atoms; R4 is selected from H, hydroxyl, alkyl or hydroxyalkyl groups of from 1 to 4 carbon atoms; k is an integer of from 2-20; m is an integer of from 1-20; and n is an integer of from 0-20.