BLOCKING AGENT, PROBE-BOUND PARTICLE, AND ITS MANUFACTURING METHOD

摘要

PROBLEM TO BE SOLVED: To provide a blocking agent manufacturable easily, having a sufficient noise reduction effect, a probe-bound particle and its manufacturing method. SOLUTION: This blocking agent comprises a water-soluble polymer having a functional group shown by the following expression (1): -C(=O)OCH2CH(OH)CH2(OH). COPYRIGHT: (C)2008,JPO&INPIT