<p>This invention provides compositions and methods for treating fibrous substrates to render those substrates durably repellent to water and oil and durably resistant to dry soil comprising a fluorochemical urethane formed by reacting a tri- or higher order isocyanate with a fluorochemical monofunctional compound; and optionally a non-fluorinated aliphatic monofunctional compound.</p>
申请公布号
EP1461371(B1)
申请公布日期
2011.09.21
申请号
EP20020804401
申请日期
2002.10.07
申请人
3M INNOVATIVE PROPERTIES COMPANY
发明人
CLARK, JOHN C.;BURLEIGH, MALCOLM B.;JARIWALA, CHETAN P.;QIU, ZAI-MING