| 摘要 |
<p>Perfluorocarboxylic acid deriv. of formula:- where Rf is C3-C11 perfluoroalkyl; R1 is lower alkyl, -(CH2)2-NH2, or -CH(CH3)CH2-NH2; R2 and R4 are lower alkylene; R3 is H or a lower alkyl; R5 is -O-, -NH-, or -(NH2)- and z is 0 - 3. The compounds are used as oleophobic agents for textiles etc.</p> |
