CATHETER TUBE AND CATHETER COMPRISING THE TUBE

摘要

[PROBLEMS] To provide a catheter tube having excellent insertability into the body, excellent operability and an excellent anti-thrombogenic property, and also provide a catheter having the tube. [MEANS FOR SOLVING PROBLEMS] A catheter tube comprising a mixture of an isobutylene block copolymer and a thermoplastic polyurethane resin, wherein the isobutylene block copolymer is composed of a polymer block mainly comprising isobutylene and a polymer block mainly comprising a monomeric component other than isobutylene; and a catheter using the tube.