abstract |
The present invention is the use of end groups Y, wherein Y is CF 3 (CH 2 ) a S- or CF 3 CF 2 S- or [CF 3 - (CH 2 ) a ] 2 N- or [CF 3 - (CH 2 ) a ] NH-, where a is an integer selected from the range of 0 to 5, as the end group in surface-active compounds, corresponding novel compounds and preparation methods for these compounds. |