石墨烯二氧化钛复合材料对水中苯酚的光催化去除

Journal of Shenyang University(Natural Science)(2022)

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Abstract
以模拟含苯酚污水为研究对象,开展石墨烯-二氧化钛复合材料光催化处理水中苯酚的实验.采用改良Hummers氧化法、溶胶凝胶法、水热法制备了 rGO/TiO2复合材料,并对材料进行SEM、XRD表征.探究了苯酚质量浓度、rGO/TiO2复合比,rGO/TiO2投入量,光照时间对rGO/TiO2去除苯酚的影响,结果表明,rGO/TiO2复合材料在苯酚质量浓度为5 mg·L-1、复合比r为0.05、光照10 h、投入质量为0.2 g时,对水中苯酚的去除率最高,达到94.16%,处理效果较好.
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