<section data-role="outer" label="Powered by 135editor.com"><section class="_135editor" data-tools="135编辑器" data-id="112059"><section style="margin: 20px auto;"><section style="display: flex;justify-content: flex-start;align-items: flex-end;"><section class="assistant" style="width: 15px;"><img class="assistant" style="vertical-align: inherit; width: 100%; display: block; max-width: 100% !important;" src="https://bcn.135editor.com/files/images/editor_styles/90dbecfc74b27002e666ddb1c6236065.png" data-width="100%" draggable="false"></section></section><section style="border-radius: 10px 10px 0px 0px; background-color: rgb(255, 251, 222); margin: -10px 15px -25px 5px;"><section style="border-radius: 10px 10px 0px 0px; background-color: rgb(255, 218, 72); width: 100%; height: 20px; display: flex; justify-content: flex-end; align-items: center; max-width: 100% !important;" data-width="100%"><section class="assistant" style="width: 10px; height: 10px; border-radius: 100%; background-color: rgb(254, 140, 18); 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line-height: 2em; text-indent: 2em; font-family: -apple-system, BlinkMacSystemFont, &quot;Helvetica Neue&quot;, &quot;PingFang SC&quot;, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei UI&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif; word-wrap: break-word !important; overflow-wrap: break-word !important;" align="justify"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; color: rgb(0, 0, 0); visibility: visible; word-wrap: break-word !important; overflow-wrap: break-word !important;">太阳光具有波粒二相性，以光子形式传递能量的太阳光对于染料的分子结构具有较强的冲击。当染料结构中发色部分的基本结构被光子破坏以后，染料发色体所发出的光的颜色就会发生变化，通常颜色变浅，直至无色为止。在日照条件下染料的颜色变化越明显，染料的耐日晒牢度越差为了提高染料的日晒牢度，染料生产厂家采取了许多办法。增加染料的相对分子质量，增加染料内部络合的机会，增加染料的共平面性和共轭体系长度，都可以相对提高染料的耐日晒牢度。</span></p><p style="margin-bottom: 0px; outline: 0px; max-width: 100%; clear: both; min-height: 1em; color: rgb(102, 102, 102); font-size: 15px; letter-spacing: 0.544px; vertical-align: inherit; visibility: visible; font-family: -apple-system, BlinkMacSystemFont, &quot;Helvetica Neue&quot;, &quot;PingFang SC&quot;, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei UI&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif; word-wrap: break-word !important; overflow-wrap: break-word !important;" align="justify"><br></p><p style="margin-bottom: 0px; outline: 0px; max-width: 100%; clear: both; min-height: 1em; color: rgb(102, 102, 102); font-size: 15px; letter-spacing: 0.544px; vertical-align: inherit; visibility: visible; line-height: 2em; text-indent: 2em; font-family: -apple-system, BlinkMacSystemFont, &quot;Helvetica Neue&quot;, &quot;PingFang SC&quot;, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei UI&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif; word-wrap: break-word !important; overflow-wrap: break-word !important;" align="justify"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; color: rgb(0, 0, 0); visibility: visible; word-wrap: break-word !important; overflow-wrap: break-word !important;">以达到8级日晒牢度的酞菁染料来说，在染整加工过程中加入适当的金属离子，使染料分子内部形成络合物，就可以明显地提高染料的鲜艳度和日晒牢度。对于纺织品来说，选择耐日晒牢度较好的染料是提高产品日晒牢度等级的关键。</span></p></section></section></section><section style="display: flex;justify-content: flex-end;align-items: flex-end;"><section class="assistant" style="width: 35px;"><img class="assistant" style="vertical-align: inherit; 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