| abstract |
A polymer having at least one urea linkage derived by contacting (1) at least one polyisocyanate, or mixture of polyisocyanates, (2) at least one fluorocarbon alcohol, fluorocarbon thiol or fluorocarbon amine, (3) at least one straight or branched chain alcohol, amine or thiol, and then (4) at least one linking agent is disclosed which provides oil repellency and water repellency to substrates without curing at high temperature after application, and imparts laundry air dry performance to the substrates. |