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您现在所在位置:滚球体育 > 技术中心 > 扫描电镜在功能化磁性纳米粒子处理废弃机加工乳液机制研究中的应用

扫描电镜在功能化磁性纳米粒子处理废弃机加工乳液机制研究中的应用

 发布时间:2019-12-19 点击量:93

​JIXIEJIAGONGGUOCHENGCHANSHENGDEFEIQIRUHUAYEHANYOUDALIANGBIAOMIANHUOXINGJIHEKUANGWUYOU,YOUYUDALIANGBIAOMIANHUOXINGJIDECUNZAI,XINGCHENGLENAMICHICUNDEWEIXIAOYOUDI,TONGSHIBIAOMIANHUOXINGJICHENGWEIYICENGWENDINGDEBAOHUMO,HENNANSHIXIANYOUXIAOPORU。

 

滚球体育MUQIANCHANGYONGDECHULIJISHUYOUQIFU、HUAXUEXUNINGLIANHEQIFU、HUAXUEHEDIANHUAXUEJISHU、HUAXUEPORUJI、MOJISHUJISHENGWUJISHUDENG。YOUYUYOUDICHICUNXIAO、ZHIQING,TONGCHANGXUYAOHENZHANGDETINGLIUSHIJIAN,YOUSHUIFENLIBIJIAOHUANMANQIEDIXIAO。

 

JINGUANHUAXUEPORUJIJUYOUGUANGFANDEYINGYONG,DANSHICHULIHOUHUAXUEPORUJIHUIZAILIUZAISHUIZHONG,CHANSHENGYANZHONGDEERCIWURAN,BINGQIEHENNANSHIXIANPORUJIDEHUISHOU。KAIFAXINXINGGAOXIAOHEDICHENGBENDEJIJIAGONGFEIYECHULIJISHUCHENGWEIJIDAIJIEJUEDEWENTI。

 

滚球体育TONGJIDAXUEYANJIUZHESHEJIHECHENGLEYIZHONGGONGNENGHUACIXINGNAMILIZI(Functional magnetic nanoparticle, FMNPs),BINGTONGGUOFEINADIANJINGWENKONGYANGPINBEIYANJIULE FMNPs DUIFEIQIRUHUAYEDECHULIXIAOGUOJIQIPORUGUOCHENGHEJIZHI。

 

 

破乳过程

 

 

ZAI FMNPs ZUOYONGXIARUYEDEPORUJINGLILELIANGGEGUOCHENG:

 

滚球体育SHOUXIANSHI FMNPs FENSANBINGXIFUDAOYEDIBIAOMIAN,YINQIYEDIDEXUNINGJUBING,YEDIDECHICUNYOUYIDINGCHENGDUDEZENGDA;

 

SUIHOU,ZAICICHANGDEZUOYONGXIA,BIAOMIANXIFUYOU FMNPs DEYEDIQUNTIJINXINGDINGXIANGQIANYI,QIANYIGUOCHENGZHONG,YOUYUYEDIJIANDEXIANGHUJIYAYEHUICHUXIANYEDIDEJINYIBUJUBING,ZUIZHONGYEDICONGLIANXUXIANGZHONGFENLICHULAI。

 

(A-C) FMNPs ZAIYEDIBIAOMIANDEFENBU (D) FMNPs YURUHUAJI (0.125 g/L SDBS) DEJIEHEZHUANGKUANG,(E) FMNPsYURUHUAJI (1.0 g/L SDBS) DEJIEHEZHUANGKUANG,(F) RUHUAJI (1.0 g/L SDBS) DEWANGLUOJIEGOU

 

滚球体育FMNPs JIARUDAORUZHUANGYEZHONGHOU,XIANYAOJINGLIKUOSANGUOCHENG,QIANYIDAOYEDIBIAOMIAN(A-C),BINGYUYEDIBIAOMIANDEBIAOMIANHUOXINGJIFASHENGXIANGHUZUOYONG,JINERZHANFUZAIYEDIBIAOMIAN。YOUYUYEDIYUBIAOMIANHUOXINGJIJIANDEJIEHE,HUIGAIBIANRUZHUANGYEYUANBENDEWANGLUOJIEGOU(D-F)。RUYEYOUYIDINGCHENGDUDESHIWEN,CHUXIANYEDIDEXUNINGHEJUBING,YEDIDECHICUNZENGDA,ZUIHOUZAICICHANGZUOYONGXIAFENLICHULAI。

 

ZAICILEIHANSHUIYANGPINDEYANJIUZHONG,CHUANTONGSAOMIAODIANJING(SEM)WUFAZHIJIEGUANCHAYANGPIN,TONGCHANGXUYAOJIANGYANGPINGANZAOHOUZAIFANGRU SEM GUANCHA,DANSHIGANZAOHOUYANGPINZHONGDENINGJIAOJIEGOUTAXIAN,POHUAILEYANGPINNEIBUZHENSHIDEXINGMAO。

 

FEINA(Phenom)DIANJINGWENKONGYANGPINBEIKEYIJIANGHANSHUIYANGPINXUNSULENGDONG,RANHOUFANGRUYANGPINCANGGUANCHA,BAOLIULEYANGPINNEIBUDEKONGJIANJIEGOU,DUIYUHANSHUIYANGPINDEYANJIUTIGONGLEYITAOKUAISUKEXINGDEYANJIUFANGAN。

 

LIYONGFEINADIANJINGWENKONGYANGPINBEIGUANCHAZAIBUTONGHUOXINGJINONGDUXIA,RUYEJIEGOUDEBIANHUA

 

含水样品研究方法对比

 

· Cryo-SEM:操作复杂、样品制备复杂、成本高
· 干燥(冷冻干燥):结构塌陷,不利于 “破乳” 机制分析
滚球体育· Phenom 温控样品杯:操作简单、效率高、成本低

 

参考文献

 

Peng, K., Xiong, Y., Lu, L., Liu, J., & Huang, X. (2018). Recyclable Functional Magnetic Nanoparticles for Fast Demulsification of Waste Metalworking Emulsions Driven by Electrostatic Interactions. ACS Sustainable Chemistry & Engineering, 6(8), 9682-9690.

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