| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a para-type aromatic copolyamide fiber with high bulletproof performance and bulletproof clothes including the same. <P>SOLUTION: A para-type wholly aromatic copolyamide with a specific molecular structure is used so that the crystal size of the obtained fiber is set within a specific range while the fiber has tensile strength within a specific range. <P>COPYRIGHT: (C)2012,JPO&INPIT |
