重金属捕捉剂
重金属捕捉剂:
1.shiyizhongyuzhongjinshuliziqiangliaohedehuagongyaoji,yinnengzaichangwenhehenkuandephzhitiaojianfanweinei,yufeishuizhongdecu2+、cd2+、hg2+、pb2+、mn2+、ni2+、zn2+、cr3+denggezhongzhongjinshulizijinxinghuaxuefanying,bingzaiduanshijianneixunsushengchengburongxing、dihanshuiliang、rongyiguolvquchudexuzhuangchendian,congerdadaocongwushuizhongquchuzhongjinshulizidehuaxuepinbeichengweizhongjinshubuzhuoji。zhongjinshubuzhuojishiyetijinshuchendianji。takeyiyouxiaochendianjinshulizi,shifeishuizhongdejinshulizinongdujiangdi。gaichanpinchangzuoweipaoguangbuzhou,yongyuchuantongjinshuchendiangongyi(ruqingyanghuawuchendian)zhihou。yuchendiangaonongdujinshulizidechuantongjishuxiangbi,tabeirenweishikegongxuanzedefangfazhiyi。
2.haodezhongjinshubuzhuojiyouyuqiqiangaohexing,fanyingbujinnengzaichangwenhehenkuandephzhitiaojianfanweineijinxing,erqiebushouzhongjinshulizinongdugaodideyingxiang。jishisuochulifeishuizhonghanyouluohewuchengfen,yenengyicichendianfeishuizhonggezhongzhongjinshulizi,shifeishuidadaopaifangbiaozhun。
3. 重金属捕捉剂的主要合成途径有两种:一种是含有螯合基的单体经过加聚、缩聚、逐步聚合或开环聚合等方法制取;另一种是利用合成的或天然的高分,通过高分子化学反应引入具有螯合功能的链基来合成。 在实际研究应用较多的重金属捕捉剂主要有两类:黄原酸酯类和二硫代胺基甲酸盐类衍生物(DTC类),而DTC类衍生物是应用最广泛的。
重金属捕捉剂特点:
1、juyouqiangdadeaohelinengyouxiaodiyuzhongjinshufashenghuaxuefanyingshengchengburongwu,youqishigong、ge,zhuyaoyingyongyushifaliugongyiguochengzhong;
2、jihunengxifusuoyoudezhongjinshu,youqizaifeishuichulizhong,tongguojiandandechulikeyiquchusuoyourongjiedecanliuzhongjinshu;
3、jinshu—chendianwujuyoulianghaodewenduwendingxing,zhongjinshuhennanzhongxinshifangdaohuanjingzhongqu,shihuanjingyouhaodezhongjinshubuzhuoji;
4、juyoulianghaodedulixueheshengwuxuetexing,qiduxinghendi;
5、juyoulianghaodecunchuwendingxinghecaozuoanquanxing,bushuyuweixianwupin,dabufenwubuliangqiwei,bufenjiechuyouduwuzhi。
6、dianzixianlubanchangfeishuichulizhongjinshuquchu;
7、kuangshanweikuangfeishuichulizhongjinshudequchu;
8、yejinfeishuichulizhongjinshudequchu;
9、huagong、pigexingyefeishuichulidezhongjinshuquchu。
xiangguanyuedu: