发明名称 |
Partially fluorinated ureas and amides |
摘要 |
One aspect of the invention is a compound of formula (I) Ro-[L-(CqH2qS)pCrH2rRf]2  (I) wherein Ro is a divalent organic group having 2 to 40 carbon atoms; L is a linking group selected from —NHC(O)NH— or —C(O)NH— wherein the left side of the linking group is bonded to Ro; p is an integer of 0 or 1; q is an integer of 2 to 10; r is an integer of 1 to 10; and Rf is a linear or branched C1-C6 perfluoroalkyl group. Other aspects of the invention are a composite structure comprising a porous support and a porous nanoweb comprising fibrous structures comprised of one or more compositions of formula (I) and a method for making said composite structures.
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申请公布号 |
US8044239(B2) |
申请公布日期 |
2011.10.25 |
申请号 |
US20070837653 |
申请日期 |
2007.08.13 |
申请人 |
E. I. DU PONT DE NEMOURS AND COMPANY |
发明人 |
HUTCHENSON KEITH WARD;RAGHAVANPILLAI ANILKUMAR;REINARTZ STEFAN |
分类号 |
C07C275/08 |
主分类号 |
C07C275/08 |
代理机构 |
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地址 |
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