<section data-role="outer" label="Powered by 135editor.com"><section class="_135editor" data-tools="135编辑器" data-id="107290"><section style="text-align: center;margin: 10px auto;"><section style="background: url(https://bcn.135editor.com/files/images/editor_styles/1fec5d72fba94b93b9b9d92434b549ca.png) repeat-y center;background-size: 100%;padding: 30px 25px;"><section style="width: 30px;"><svg version="1.1" id="图层_1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px" viewBox="0 0 334.6 286.9" xml:space="default"><polygon class="st0" style="fill:#f5ca46;" points="334.6,286.9 185.3,286.9 185.3,0.4 334.6,150.4 "></polygon><polygon class="st1" style="fill:none;stroke:#000000;stroke-width:6;stroke-miterlimit:10;" points="147.6,283.9 3.3,283.9 3.3,7.4 147.6,150.4 "></polygon></svg></section><section data-autoskip="1" class="135brush" style="margin-top: 15px; text-align: justify; line-height: 1.75em; letter-spacing: 1.5px; background: transparent;"><p style="vertical-align: inherit;" hm_fix="335:352"><strong><span style="font-size: 16px;">氨纶（PU）的性质</span></strong></p><p style="vertical-align: inherit;" hm_fix="335:352"><span style="font-size: 15px;">可伸长500-800％，强度较低，耐汗，耐海水，耐酸，耐碱性能良好，不能单独做经纬线，必须与其他丝纱进行包覆。<br>氨纶包覆形式主要有：空包（明显能看见氨纶）；机包（氨纶被包在里面）<br>海岛复合丝<br>是由海岛丝和高收缩丝混纤并合网络而成的复合丝。<br>高收缩丝：沸水收缩率达35％（所以经麂皮绒的所率很大）。<br>海岛丝：超细纤维，单纤维可达0.138（产生麂皮绒的绒感）。</span></p></section></section></section></section><section class="_135editor" data-role="paragraph"><p style="vertical-align:inherit;"><br></p></section></section>