<section data-role="outer" class="article135" label="edit by 135editor"><section style="margin: 0px; padding: 0px; border: 0px; font-variant-numeric: inherit; font-variant-east-asian: inherit; font-stretch: inherit; font-size: 16px; line-height: inherit; color: rgb(47, 45, 45); font-family: Arial, 微软雅黑, &quot;Microsoft yahei&quot;;" class=""><span style="caret-color: red;"><section class="_135editor" data-role="title" data-tools="135编辑器" data-id="113758"><section style="margin: 20px auto;"><section style="display: flex;justify-content: center;" class=""><section style="background: url(https://bcn.135editor.com/files/images/editor_styles/28fa78075dddbf8019c0c8b032cafc59.png) no-repeat center center;background-size: 100%;padding: 10px 25px;" class=""><section style="display: flex;justify-content: center;align-items: center;"><section style="letter-spacing: 1.5px; color: rgb(255, 255, 255); text-align: right;" class=""><strong class="135brush" data-brushtype="text" hm_fix="328:548" style="text-align: left; background-color: initial; caret-color: red;">1．丝亚麻混纺混纺漂白纱及织物的特点</strong></section></section></section></section></section></section></span></section><p style="margin-bottom: 0px; border: 0px; font-variant-numeric: inherit; font-variant-east-asian: inherit; font-stretch: inherit; font-size: 16px; line-height: inherit; color: rgb(47, 45, 45); font-family: Arial, 微软雅黑, &quot;Microsoft yahei&quot;;">　　(1)充分将两种不同性质的天然纤维以适当的比例混合，即将蚕丝纤维的“柔”与亚麻纤维的“挺括”有效地结合起来，既保持了天然蚕丝自身固有的特点，又改善了纯亚麻织物手感板硬、布面不均匀及蚕丝织物不挺括的缺陷。</p><p style="margin-bottom: 0px; border: 0px; font-variant-numeric: inherit; font-variant-east-asian: inherit; font-stretch: inherit; font-size: 16px; line-height: inherit; color: rgb(47, 45, 45); font-family: Arial, 微软雅黑, &quot;Microsoft yahei&quot;;"><br></p><p style="margin-bottom: 0px; border: 0px; font-variant-numeric: inherit; font-variant-east-asian: inherit; font-stretch: inherit; font-size: 16px; line-height: inherit; color: rgb(47, 45, 45); font-family: Arial, 微软雅黑, &quot;Microsoft yahei&quot;;">　　(2)采用的亚麻原料是优质梳成长麻、短麻纤维，经混纺湿纺工艺生产的漂白纱，只有条干好、麻粒子少、纱线均匀度高等优点。混纺纱的弹性及光泽也比纯亚麻纱明显提高，可织制各种染色及印花织物。</p><p style="margin-bottom: 0px; border: 0px; font-variant-numeric: inherit; font-variant-east-asian: inherit; font-stretch: inherit; font-size: 16px; line-height: inherit; color: rgb(47, 45, 45); font-family: Arial, 微软雅黑, &quot;Microsoft yahei&quot;;"><br></p><section style="margin: 0px; padding: 0px; border: 0px; font-variant-numeric: inherit; font-variant-east-asian: inherit; font-stretch: inherit; font-size: 16px; line-height: inherit; color: rgb(47, 45, 45); font-family: Arial, 微软雅黑, &quot;Microsoft yahei&quot;;" class="">　　(3)根据纺纱过程中的纤维转移理论，亚麻纤维粗，包覆在丝纤维的表面，而蚕丝纤维细，部分纤维在纺纱过程中转移到纱线的内部，部分纤维与亚麻纤维分布在纱线的外部，而且丝亚麻混纺湿纺纱的纺纱线密度较低，可纺20tex以下(50公支以上)的细纱，织成的织物细而不糯、粗而不糙、吸湿透气性好、穿着舒适、吸汗后不贴身并具有抗菌功能，属纯天然绿色织物，适合做细薄的夏季男女内、外衣，也适合做针织产品，是理想的夏季服装面料。</section><section style="margin: 0px; padding: 0px; border: 0px; font-variant-numeric: inherit; font-variant-east-asian: inherit; font-stretch: inherit; font-size: 16px; line-height: inherit; color: rgb(47, 45, 45); font-family: Arial, 微软雅黑, &quot;Microsoft yahei&quot;;" class=""><section class="_135editor" data-role="title" data-tools="135编辑器" data-id="113758"><section style="margin: 20px auto;"><section style="display: flex;justify-content: center;" class=""><section style="background: url(https://bcn.135editor.com/files/images/editor_styles/28fa78075dddbf8019c0c8b032cafc59.png) no-repeat center center;background-size: 100%;padding: 10px 25px;" class=""><section style="display: flex;justify-content: center;align-items: center;"><section style="letter-spacing: 1.5px; color: rgb(255, 255, 255); text-align: right;" class=""><strong class="135brush" data-brushtype="text" hm_fix="341:536" style="text-align: left; background-color: initial; caret-color: red;">2.原料的选择</strong></section></section></section></section></section></section></section><p style="margin-bottom: 0px; border: 0px; font-variant-numeric: inherit; font-variant-east-asian: inherit; font-stretch: inherit; font-size: 16px; line-height: inherit; color: rgb(47, 45, 45); font-family: Arial, 微软雅黑, &quot;Microsoft yahei&quot;;">　　(1)<strong>蚕丝的选择</strong>：天然蚕丝主要分为家蚕丝和野蚕丝两种。家蚕丝即桑蚕丝，而野蚕丝分为柞蚕蛙、蓖麻丝、樟蚕丝等。由于野蚕丝耐酸、耐碱性较家蚕丝强，故与亚麻纤维混纺的产品采用野蚕丝为佳。国内野蚕丝一般采用柞蚕丝。柞蚕丝采用绢纺丝条。绢丝条重15—18g／m，绢丝条单纤维平均长度不低于90mm，单纤维平均强度不低于44cN／tex(5gf/旦)，平均单纤维线密度大于2．2dtex。</p><p style="margin-bottom: 0px; border: 0px; font-variant-numeric: inherit; font-variant-east-asian: inherit; font-stretch: inherit; font-size: 16px; line-height: inherit; color: rgb(47, 45, 45); font-family: Arial, 微软雅黑, &quot;Microsoft yahei&quot;;"><br></p><p style="margin-bottom: 0px; border: 0px; font-variant-numeric: inherit; font-variant-east-asian: inherit; font-stretch: inherit; font-size: 16px; line-height: inherit; color: rgb(47, 45, 45); font-family: Arial, 微软雅黑, &quot;Microsoft yahei&quot;;">　　(2)<strong>亚麻纤维的选择</strong>：在丝／亚麻织物小、一般亚麻所占比例较大，尤其是出口混纺产品，亚麻纤维的含量一般占55％以上。蚕丝纤维不耐碱，麻纤维不耐酸，而亚麻湿法纺纱工艺中的煮练工艺需对亚麻纤维进行酸、碱性脱胶处理。因此亚麻纤维必须选用强度高、分裂度高、果胶及木质家含量较低的进口高特雨露麻，以减少漂练过程中对蚕丝的损伤。一般梳成麻纤维长度为400—500mm，强度19．6N(20kgf)以上，22dtex以下(450公支以上)。梳成短麻强力29．4N(30kgf）以上，纤维长度平均在10mm以上，分裂度为25dtex以下(400公支以上)。</p><p style="margin-bottom: 0px; border: 0px; font-variant-numeric: inherit; font-variant-east-asian: inherit; font-stretch: inherit; font-size: 16px; line-height: inherit; color: rgb(47, 45, 45); font-family: Arial, 微软雅黑, &quot;Microsoft yahei&quot;;"><br></p><section style="margin: 0px; padding: 0px; border: 0px; font-variant-numeric: inherit; font-variant-east-asian: inherit; font-stretch: inherit; font-size: 16px; line-height: inherit; color: rgb(47, 45, 45); font-family: Arial, 微软雅黑, &quot;Microsoft yahei&quot;;" class="">　　强碱对纤维的损失率影响很大，当浓度、温度增加后，蚕丝逐渐被溶解，而且随着弱碱浓度的增加，纱的漂白程度也提高。</section><section style="margin: 0px; padding: 0px; border: 0px; font-variant-numeric: inherit; font-variant-east-asian: inherit; font-stretch: inherit; font-size: 16px; line-height: inherit; color: rgb(47, 45, 45); font-family: Arial, 微软雅黑, &quot;Microsoft yahei&quot;;" class="">　　湿蚕丝与亚麻的湿纺下机后，需进行干燥处理，蚕丝与亚麻混纺纱的疲劳增长率随着干燥时间和干燥温度的增加顺增大。</section></section>