Patent ID: 7268197

Claim:
A fluorochemical compound comprising the reaction product of: (a) the reaction product of: (i) at least one fluorochemical alcohol represented by the formula: C n F 2n+1 —X—OH wherein: n=1 to 6, R=hydrogen or an alkyl group of 1 to 4 carbon atoms, m=2 to 8, R f =C n F 2n+1 , y=0 to 6, and q=1 to 8; and (ii) at least one unbranched symmetric diisocyanate, and (b) at least one co-reactant comprising two or more functional groups that are capable of reacting with an isocyanate group, wherein at least one co-reactant comprises a polyol selected from an acrylate polymer or copolymer comprising hydroxyl-containing (meth)acrylate monomers, a polyester diol, a dimer diol, a fatty acid ester diol, a polysiloxane dicarbinol, an alkane diol, an alkane tetraol, a polyvinyl alcohol, a polyepoxide, a polystyrene, a polyester, or a polyurethane; a polyamine selected from H 2 N(CH 2 CH 2 NH) 2 H, H 2 N(CH 2 CH 2 NH) 3 H, H 2 N(CH 2 CH 2 NH) 4 H, H 2 N(CH 2 CH2NH) 5 H, H 2 N(CH 2 CH 2 CH 2 NH) 2 H, H 2 N(CH 2 CH 2 CH 2 NH) 3 H, H 2 N(CH 2 CH 2 CH 2 CH 2 NH) 2 H, H 2 N(CH 2 CH 2 CH 2 CH 2 CH 2 CH 2 NH) 2 H, H 2 N(CH 2 ) 3 NHCH 2 CH═CHCH 2 NH(CH 2 ) 3 NH 2 , H 2 N(CH 2 ) 4 NH(CH 2 ) 3 NH 2 , H 2 N(CH 2 ) 3 NH(CH 2 ) 4 NH(CH 2 ) 3 NH 2 , H 2 N(CH 2 ) 3 NH(CH 2 ) 2 NH (CH 2 ) 3 NH 2 , H 2 N(CH 2 ) 2 NH(CH 2 ) 3 NH(CH 2 ) 2 NH 2 , H 2 N(CH 2 ) 3 NH(CH 2 ) 2 , C 6 H 5 NH(CH 2 ) 2 NH(CH 2 ) 2 NH 2 , 1,10-diaminodecane, 1,12-diaminododecane, 9,9-bis(3-aminopropyl)fluorene, bis(3-aminopropyl)phenylphosphine, 2-(4-aminophenyl)ethylamine, 1,4-butanediol bis(3-aminopropyl)ether, N(CH 2 CH 2 NH 2 ) 3 , 1,8-diamino-p-menthane, 4,4′-diaminodicyclohexylmethane 1,3-bis(3-aminopropyl)tetramethyldisiloxane, 1,8-diamino-3,6-dioxaoctane, 1,3-bis(aminomethyl) cyclohexane, 1,4-bis(3-aminopropyl)piperazine, a homopolymer or copolymer of ethyleneimine, aminopropylmethylsiloxane-co-dimethylsiloxane, or bis-aminopropyldimethylsiloxane; a polythiol; or a polyvinyl butyral.