申请人:E.I. du Pont de Nemours and Company
公开号:US07815816B2
公开(公告)日:2010-10-19
A composition comprising one or more compounds of formula (I) or (II):
wherein:
Rf is a linear or branched perfluoroalkyl having 1 to 7 carbon atoms, optionally interrupted by one to three oxygen atoms,
r and q are each independently an integer of 1 to 3,
j is 0 or 1, or a mixture thereof,
x is from about 1 to about 2,
Z is —O—, —S—, or —NR—,
R is hydrogen or an alkyl group containing 1 to 4 carbon atoms
X is hydrogen or M, and
M is an ammonium ion, an alkali metal ion, or an alkanolammonium ion, and its use in providing surface properties to substrates is disclosed.
一种组合物,包括一个或多个式(I)或(II)的化合物:其中:Rf是具有1至7个碳原子的线性或支链全氟烷基,可选地由1至3个氧原子中断,r和q各自独立地是1至3的整数,j为0或1,或其混合物,x为约1至约2,Z为-O-,-S-或-NR-,R为氢或含有1至4个碳原子的烷基,X为氢或M,M为铵离子,碱金属离子或烷基氨基离子,并揭示了其在提供对基底的表面性能方面的用途。