Polyfluoroether-based phosphates

Details Polyfluoroether-based phosphates Polyfluoroether-based phosphates

2010-01-21

2010-10-19

Green, Anthony J (Department: 1793)

Compositions

Durable finishes for textile materials, or processes of...

Oil or water repellent or soil resistant or retardant

C252S008610, C427S384000, C427S385500, C427S389000, C427S389700, C427S389900, C427S391000, C427S393000, C427S393400, C427S393600, C427S394000, C427S395000, C427S397000

Reexamination Certificate

active

07815816

ABSTRACT:
A composition comprising one or more compounds of formula (I) or (II):wherein:Rfis 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 atomsX is hydrogen or M, andM is an ammonium ion, an alkali metal ion, or an alkanolammonium ion, and its use in providing surface properties to substrates is disclosed.

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