Patent ID: 9731049
Date: 2017-08-15
CPC Classifications: A61L,A61M,C08L

Claim:
1. A catheter comprising: an elongated tubular structure comprising: wherein said polymeric material comprises polyurethane and additives, said additives comprising a fluoropolymer comprising terminal polyfluoro-oligomeric groups; wherein said polymeric material is comprised of a positive amount of up to about 44 weight percent of said additives; wherein the fluoropolymer comprises a trimer in an amount greater than 0 and less than 5.0 percent by weight of the fluoropolymer, wherein the trimer is formed by a reaction of one equivalent of a diisocyanate with two equivalents of a perfluorinated alcohol to form a low molecular weight fluoropolymer component containing no soft segment, and wherein said fluoropolymer comprising terminal polyfluoro-oligomeric groups is characterized by a polystyrene equivalent weight average molecular weight (M