<section data-role="outer" class="article135" label="edit by 135editor"><section class="_135editor" data-tools="135编辑器" data-id="124991"><section style="margin: 10px auto; padding: 0px 5px 0px 0px;"><section style="display: flex;align-items: flex-end;transform-style: preserve-3d;"><section style="flex-shrink: 0;transform: translateZ(10px);-webkit-transform: translateZ(10px);-moz-transform: translateZ(10px);-o-transform: translateZ(10px);"><section class="assistant" style="width: 35px;"></section></section></section></section></section><section class="_135editor" data-role="paragraph"><section data-role="outer" class="article135" label="edit by 135editor"><section class="_135editor" data-tools="135编辑器" data-id="124991"><section style="margin: 10px auto; padding: 0px 5px 0px 0px;"><section style="display: flex;align-items: flex-end;transform-style: preserve-3d;"><section style="flex-shrink: 0;transform: translateZ(10px);-webkit-transform: translateZ(10px);-moz-transform: translateZ(10px);-o-transform: translateZ(10px);"><section class="assistant" style="width: 35px;"><img class="assistant" style="vertical-align: inherit; width: 100%; display: block; max-width: 100% !important;" src="https://bcn.135editor.com/files/images/editor_styles/737a02256ee431fe48e121ec5a4fef80.gif" data-width="100%" draggable="false" data-ratio="1.3277591973244147" data-w="299"></section></section><section style="background-color: rgb(198, 229, 219); width: 100%; display: flex; justify-content: space-between; margin: 0px 0px 0px -20px; transform: translateZ(5px); max-width: 100% !important;" data-width="100%"><section style="font-size: 16px; color: rgb(255, 255, 255); text-align: center; padding: 3px 10px 3px 30px; display: flex; align-items: center;"><strong class="135brush" data-brushtype="text"><span style="color:#000;">结构性质特点</span></strong></section><section style="flex-shrink: 0;transform: translate(10px, -10px);-webkit-transform: translate(10px, -10px);-moz-transform: translate(10px, -10px);-o-transform: translate(10px, -10px);"><section class="assistant" style="width: 30px;"><img class="assistant" style="vertical-align: inherit; width: 100%; display: block; transform: rotateY(180deg); max-width: 100% !important;" src="https://bcn.135editor.com/files/images/editor_styles/00ab16cce575d957641399e6c7dc536b.gif" data-width="100%" draggable="false" data-ratio="1.0262390670553936" data-w="343"></section></section></section></section><section data-autoskip="1" class="135brush" style="text-align: justify; line-height: 1.75em; letter-spacing: 1.5px; color: rgb(51, 51, 51); margin: 0px 0px 0px 15px; padding: 13px 10px; background: rgb(242, 247, 245);"><p style="line-height:1.75em"><span style="font-size: 16px; color: #000000;">直接染料是一类水溶性阴离子染料。染料分子中大多含有磺酸基，有的则具有羧基，染料分子与纤维素分子之间以范德华力和氢键相结合。</span></p></section></section></section><section class="_135editor" data-tools="135编辑器" data-id="124991"><section style="margin: 10px auto; padding: 0px 5px 0px 0px;"><section style="display: flex;align-items: flex-end;transform-style: preserve-3d;"><section style="flex-shrink: 0;transform: translateZ(10px);-webkit-transform: translateZ(10px);-moz-transform: translateZ(10px);-o-transform: translateZ(10px);"><section class="assistant" style="width: 35px;"><img class="assistant" style="vertical-align: inherit; width: 100%; display: block; max-width: 100% !important;" src="https://bcn.135editor.com/files/images/editor_styles/737a02256ee431fe48e121ec5a4fef80.gif" data-width="100%" draggable="false" data-ratio="1.3277591973244147" data-w="299"></section></section><section style="background-color: rgb(198, 229, 219); width: 100%; display: flex; justify-content: space-between; margin: 0px 0px 0px -20px; transform: translateZ(5px); max-width: 100% !important;" data-width="100%"><section style="font-size: 16px; color: rgb(255, 255, 255); text-align: center; padding: 3px 10px 3px 30px; display: flex; align-items: center;"><strong class="135brush" data-brushtype="text"><span style="color:#000;">染色对象及方法</span></strong></section><section style="flex-shrink: 0;transform: translate(10px, -10px);-webkit-transform: translate(10px, -10px);-moz-transform: translate(10px, -10px);-o-transform: translate(10px, -10px);"><section class="assistant" style="width: 30px;"><img class="assistant" style="vertical-align: inherit; width: 100%; display: block; transform: rotateY(180deg); max-width: 100% !important;" src="https://bcn.135editor.com/files/images/editor_styles/00ab16cce575d957641399e6c7dc536b.gif" data-width="100%" draggable="false" data-ratio="1.0262390670553936" data-w="343"></section></section></section></section><section data-autoskip="1" class="135brush" style="text-align: justify; line-height: 1.75em; letter-spacing: 1.5px; color: rgb(51, 51, 51); margin: 0px 0px 0px 15px; padding: 13px 10px; background: rgb(242, 247, 245);"><p style="line-height:1.75em"><span style="font-size: 16px; color: #000000;">直接染料主要用于纤维素纤维的染色，也可用于蚕丝、纸张、皮革的染色。染色时染料在染液中直接上染纤维，通过范德华力和氢键等吸附于纤维上。</span></p></section></section></section><section class="_135editor" data-role="paragraph"><p><br></p></section></section></section></section>