Compounds represented by formula (Rf-Q-X)
s
—Z. Each Rf is independently a partially fluorinated or fully fluorinated group selected from Rf
a
-(O)
r
—CHF—(CF
2
)
n
—; [Rf
b
-(O)
t
C(L)H—CF
2
—O]
m
—W—; CF
3
CFH—O—(CF
2
)
p
—; CF
3
—(O—CF
2
)
z
—; and CF
3
—O—(CF
2
)
3
—O—CF
2
—. Methods of reducing surface tension of a liquid, making foams, and treating a surface using the compounds are also disclosed.
化合物的
化学式为(Rf-Q-X)s—Z。其中每个Rf都是独立选择自Rfa-(O)r—CHF—(
CF2)n—;[Rfb-(O)tC(L)H—
CF2—O]m—W—; CFH—O—(
CF2)p—;
CF3—(O—
CF2)z—;和 —O—(
CF2)3—O—
CF2—的部分
氟化或
全氟化基团。本发明还公开了利用这些化合物降低液体表面张力、制备泡沫和处理表面的方法。