| 摘要 |
<p>A composition comprising the condensation product of a least one fluorochemical polyether silane compound having a polyfluoropolyether segment and at least two silane groups Si(Y)3-x(R1)x, wherein R1 represents an alkyl group, Y represents a hydrolysable group and x is 0 or 1 per molecule, with one or more non-fluorinated compounds having at least two hydrolysable groups per molecule, and the reaction product thereof, is disclosed. The composition provides durable water, oil and stain repellency to a substrate.</p> |
