%0 Journal Article
%T 硅掺杂二氧化钛交联壳聚糖的合成及对水中Cu2+的吸附研究<br>Preparation of Si Doped TiO2 Cross-Linked Chitosan and Its Adsorption of Cu2+ from Aqueous Solution
%A 封荣光
%A 张小军
%A 薛建军
%J Hans Journal of Chemical Engineering and Technology
%P 184-187
%@ 2161-8852
%D 2013
%I Hans Publishing
%R 10.12677/HJCET.2013.35033
%X <span style=\"font-family:宋体;font-size:10pt;\"><span>将壳聚糖与硅掺杂二氧化钛进行共混，在弱碱性条件下加入戊二醛制的硅掺杂二氧化钛交联壳聚糖。用红外光谱</span></span><span><span style=\"font-family:'Times New Roman';font-size:10pt;\">(FTIR)</span><span style=\"font-family:宋体;font-size:10pt;\">对硅掺杂二氧化钛交联壳聚糖进行表征，研究了</span><span style=\"font-family:'Times New Roman';font-size:10pt;\">pH</span><span style=\"font-family:宋体;font-size:10pt;\">值、</span><span style=\"font-family:'Times New Roman';font-size:10pt;\">Cu<sup>2+</sup></span><span style=\"font-family:宋体;font-size:10pt;\">初始浓度、吸附剂投加量对</span><span style=\"font-family:'Times New Roman';font-size:10pt;\">Cu<sup>2+</sup></span><span style=\"font-family:宋体;font-size:10pt;\">吸附的影响，并利用</span><span style=\"font-family:'Times New Roman';font-size:10pt;\">Langmuir</span><span style=\"font-family:宋体;font-size:10pt;\">和</span><span style=\"font-family:'Times New Roman';font-size:10pt;\">Freundilich</span><span style=\"font-family:宋体;font-size:10pt;\">模型对等温吸附进行拟合。实验结果表明最佳吸附</span><span style=\"font-family:'Times New Roman';font-size:10pt;\">pH = 5</span><span style=\"font-family:宋体;font-size:10pt;\">，对</span><span style=\"font-family:'Times New Roman';font-size:10pt;\">Cu<sup>2+</sup></span><span style=\"font-family:宋体;font-size:10pt;\">浓度</span><span style=\"font-family:'Times New Roman';font-size:10pt;\">50 mg/L</span><span style=\"font-family:宋体;font-size:10pt;\">的水溶液在</span></span></a><span style=\"font-family:'Times New Roman';font-size:10pt;\"><span><span>30℃</span></span></span><span><span><span style=\"font-family:宋体;font-size:10pt;\">下最大</span><span style=\"font-family:'Times New Roman';font-size:10pt;\">Cu<sup>2+</sup></span><span style=\"font-family:宋体;font-size:10pt;\">去除率可达</span><span style=\"font-family:'Times New Roman';font-size:10pt;\">96.5%</span><span style=\"font-family:宋体;font-size:10pt;\">；吸附符合</span><span style=\"font-family:'Times New Roman';font-size:10pt;\">Langmuir</span><span style=\"font-family:宋体;font-size:10pt;\">和</span><span style=\"font-family:'Times New Roman';font-size:10pt;\">Freundlich</span><span style=\"font-family:宋体;font-size:10pt;\">模型，最大吸附量为</span><span style=\"font-family:'Times New Roman';font-size:10pt;\">119.05 mg/g</span><span style=\"font-family:宋体;font-size:10pt;\">。&lt;br&gt;
<p>
	<span style=\"line-height:100%;font-size:10pt;\"><span>In the condition of alkalescence, the Si doped TiO<sub>2</sub> cross-linked chitosan was prepared by mixing glutaraldehyde, silicon doped titanium dioxide and cross-linking chitosan. Infared spectra of chitosan before and after modification shows that silicon doped titanium dioxide
%K Cu2+；壳聚糖；硅掺杂；二氧化钛吸附<br>Cu2+
%K Chitosan
%K Silicon Doped
%K TiO2 Adsorption
%U http://www.hanspub.org/journal/PaperInformation.aspx?PaperID=12380