| Naphthenic acids, reaction products with polyalkylenepolyamines |
| Naphthenic acids, C2-4- alkylene polyamines condensate |
| Naphthenic acids, polyalkylene polyamine condensate |
| naphthenic acids, reaction products withpolyalkylenepolyamines |
| Naphthenic acids,reaction products with polyalkylenepolyamines |
| Naphthenic acids,C2-4-alkylene polyamines condensate |
| Naphthenic acids,polyalkylene polyamine condensate |
