Kaidy, M.Y.El; El-Morsi, A.K; Tantawy, N.; Omar, A.M.A; Tabei, A.S.El (Universitatea ”Dunărea de Jos” din Galați, 2006)
Calcium sulfonates derived from sulfonation of heavy alkylate and aromatic extract were synthesized and reacted with formalin to produce anionic polymer in the presence of phase transfer catalysts (PTC). These catalysis ...