Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Sheng Peng0
Stephen James Getty0
Timothy Edward Hopkins0
Ying Wang0
Date of Patent
June 7, 2011
Patent Application Number
12274404
Date Filed
November 20, 2008
Patent Primary Examiner
Patent abstract
A composition which provides surface effects to substrates comprising a polymer containing at least one urea linkage prepared by(i) reacting (1) at least one organic diioscyanate, polyisocyanate, or mixture thereof, and (2) at least one fluorochemical compound of Formula IRf—O(CF2CF2)r(CH2CH2)q(R1)sXH Formula (I) whereinRf is a linear or branched C1 to C7 perfluoroalkyl optionally interrupted by one to three oxygen atoms,r is 1 to 3, q is 1 to 3, s is 0 or 1,X is O, S, or NR2 wherein R2 is H, or C1 to C6 alkyl, andR1 is a divalent radical selected from —S(CH2)n—,
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