الفهرس 
Acknowledgement
AbstractOnly 14 pages are availabe for public view
 |  | from | 205 |  |  |
| | | from | 205 | | |
Abstract
New categories of surface active agents were prepare based on 4,4’,4’’-[(nitrilotris(ethane-2,1-diyl))tris(oxy)]tris(4-oxobut2-enoic acid) (I) which was obtained by treatment of triethanolamine with maleic anhydride at 70- 80 oC Tricationic surfactants CS1 and CS2 were prepared by reaction of compound I with o-aminophenol or o-aminothiophenolfollowed by quaternization with dodecyl bromide.