| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide medical tubes having both of a section applying strength to the radial direction of the tube and a section having deterioration resistance due to the repetition of kinking as well as kink resistance. <P>SOLUTION: This invention includes a medical tube having a ratio of an outside diameter to the wall thickness of 3.0-8.7 and including a resin mixture molded of a polyurethane resin and styrene resin, or a medical tube including a resin mixture molded of a polyurethane resin and styrene resin, having kink resistance in the length of 70 mm of 15 mm or more at 23°C and the humidity of 50%, and a ratio of second kink resistance to first kink resistance of 0.9 or more. <P>COPYRIGHT: (C)2008,JPO&INPIT |
