PROBLEM TO BE SOLVED: To enhance a yield in spinning a hollow fiber membrane or in manufacturing a module by establishing a method for manufacturing a hollow fiber membrane for blood purification having high fiber slidability.SOLUTION: In the hollow fiber membrane for blood purification, each of static friction coefficient and dynamic friction coefficient between hollow fiber membranes is within a fixed range. The method for manufacturing the hollow fiber membrane for blood purification includes: performing, in manufacturing of the hollow fiber membrane by dry and wet spinning, drying and cooling steps just before winding the hollow fiber membrane on a bobbin.COPYRIGHT: (C)2012,JPO&INPIT【課題】糸すべり性が高い血液浄化用中空糸膜の製造方法を確立することにより、該中空糸膜の紡糸やモジュール作製歩留まりの高い中空糸膜に関するものである。【解決手段】中空糸膜対中空糸膜の静止摩擦係数と動摩擦係数が一定範囲内にある血液浄化用中空糸膜。また、乾湿式紡糸法による中空糸膜の製造において、中空糸膜をボビン形に捲き取る直前に、乾燥と冷却工程を実施する血液浄化用中空糸膜の製造方法。【選択図】なし
