<section class="_135editor" data-role="paragraph" id="autoparagraph" style="max-inline-size: 100%; margin: 0px; padding: 0px; border: 0px none; z-index: 0; overflow-wrap: break-word !important; outline: none 0px !important;"><section data-role="outer" class="article135" label="edit by 135editor" style="font-size: medium;"><section class="_135editor" data-role="paragraph" style="max-inline-size: 100%; margin: 0px; padding: 0px; border: 0px none; z-index: 0; overflow-wrap: break-word !important; outline: none 0px !important;"><p style="margin-bottom: 0px; max-inline-size: 100%; clear: both; min-height: 1em; cursor: text; line-height: 1.75em; overflow-wrap: break-word !important; outline: none 0px !important;"><span style="font-size: 14px;">　　 PEET纤维是聚醚酯（Polyetherester）嵌段共聚弹性体纤维，是针织及其他产业用的一种新型化学纤维。早在20世纪60年代，美国塞拉尼斯公司就对聚醚酯共聚体用于加工纤维展开研究工作。70年代，日本帝人、东丽、东洋纺等公司都进行研制和开发。生产PEET纤维的主要原料是对苯二甲酸或对苯二甲酸二甲酯、乙二醇或1，4一丁二醇或聚丁二醇。PEET纤维与涤纶相比，化学结构相似，但具有高结晶性。PEET纤维用的嵌段共聚体一般是由硬段成分和软段成分组成，硬段结晶性好、强力高；而软段则赋予纤维高弹性的特点与聚氨酯弹性纤维相比，具有不易变黄、耐氯性好等特点。氨纶可分为聚醚型及聚酯型，PEET纤维大致可分为普通强度弹性、中强度弹性及高强度弹性三类。氨纶与PEET纤维的特性对比如表12所示。</span></p><p style="margin-bottom: 0px; max-inline-size: 100%; clear: both; min-height: 1em; cursor: text; line-height: 1.75em; overflow-wrap: break-word !important; outline: none 0px !important;"><br></p><p align="center" style="margin-bottom: 0px; text-align: center; max-inline-size: 100%; clear: both; min-height: 1em; cursor: text; line-height: 1.75em; overflow-wrap: break-word !important; outline: none 0px !important;"><img src="http://dayaotex-img.gz.bcebos.com/article/fffspic/wenti18.jpg" draggable="false" data-ratio="0.5789473684210527" data-w="570" style="margin: 0px; padding: 0px; width: 767px; max-inline-size: 100%; max-width: 100%; overflow-wrap: break-word !important; outline: none 0px !important; height: auto !important;"></p><p style="margin-bottom: 0px; max-inline-size: 100%; clear: both; min-height: 1em; cursor: text; overflow-wrap: break-word !important; outline: none 0px !important;"><br></p><p style="margin-bottom: 0px; max-inline-size: 100%; clear: both; min-height: 1em; cursor: text; line-height: 1.75em; overflow-wrap: break-word !important; outline: none 0px !important;"><span style="font-size: 14px;">　　PEET纤维主要可用于长筒袜、连裤袜、夹克衫、运动衣、针织内衣及工业缝纫线等。</span></p><p style="margin-bottom: 0px; max-inline-size: 100%; clear: both; min-height: 1em; cursor: text; overflow-wrap: break-word !important; outline: none 0px !important;"><br></p></section><section class="_135editor" data-role="paragraph" style="max-inline-size: 100%; margin: 0px; padding: 0px; border: 0px none; z-index: 0; overflow-wrap: break-word !important; outline: none 0px !important;"><p align="center" style="margin-bottom: 0px; text-align: center; max-inline-size: 100%; clear: both; min-height: 1em; cursor: text; overflow-wrap: break-word !important; outline: none 0px !important;"><br></p></section><section data-role="paragraph" class="_135editor"><p><br></p></section></section></section>