双酚A去除方法的研究进展
首发时间:2013-04-19
摘要:双酚A是一种典型的内分泌干扰物, 具有显著的生物毒性和雌激素效应。研究表明双酚A 对于动物及人类的胚胎,生殖和神经系统等发育有干扰作用。对生态环境和人类健康由明显的危害。双酚A 在世界范围内的很多国家和地区的天然水体中都有检出。近年来如何去除双酚A成为了水处理领域的一个热点。传统的双酚A去除方法存在吸附剂不易回收、降解效率不高、药剂费用昂贵等缺点,为克服以上问题,许多新的去除方法被提出。本文回顾了近年来研究的一些热点方法,这些方法普遍的将新兴技术(如超声波技术和碳纳米管技术等)和传统去除方法相结合,通过多种技术的联合使用以克服原有技术的缺陷,提高双酚A的去除效率。然而,这些技术也存能耗较大、材料制备不易等缺点,如何克服上述缺点,使得新技术能够在实际的工程应用中得到推广应为以后研究的一个方向。
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Development of bisphenol A removal method
Abstract:As a kind of typical EDCs, bisphenol A (BPA) has biological toxicity and estrogen effect. Researches show that BPA can interfere with the develpoment of human's embryo, reproductive system and nervous system. BPA has a significant harm to human health and environment. Therefore, BPA, which has been detected in treated drinking water, surface waters and tissues of animals all over the world, has become a hot pot in water treatment field. Previous removal methods have some shortcomings, such as adsorbent is difficult to retrieve and degradation efficiency is not good enough. In order to overcome these problems, some new methods are proposed. Most of them combine the new technologies and traditional methods to achieve the purpose of cooperation. Results show these methods have higher removal efficiency and overcome some shortcomings of the traditional methods. Although there are still some problems, these new methods propose a new direction for the future.
Keywords: bisphenol A removal method review
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