| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a catheter less in flexibility change by volatilization of a plasticizer. <P>SOLUTION: This catheter is formed of soft vinyl chloride resin prepared by blending 20-100 pts.wt. cyclohexane-1,2-dicarboxylic acid based ester expressed by general formula (1), to 100 pts.wt. vinyl chloride resin, wherein, R1, R2 in the formula are each a straight chain or branched alkyl group, and the included carbon number is in a range of 2-12. <P>COPYRIGHT: (C)2005,JPO&NCIPI |
