摘要 |
<p>A composition comprising one or more compounds of formula (I) or (II), wherein: R<SUB>f</SUB> 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.</p> |
申请人 |
E. I. DU PONT DE NEMOURS AND COMPANY;PENG, SHENG;GETTY, STEPHEN, JAMES;MENG, XIANJUN |
发明人 |
PENG, SHENG;GETTY, STEPHEN, JAMES;MENG, XIANJUN |