scholarly journals A study on fabrication of PVDF-HFP/PTFE blend membranes with controllable and bicontinuous structure for highly effective water-in-oil emulsion separation

RSC Advances ◽  
2018 ◽  
Vol 8 (49) ◽  
pp. 27754-27762 ◽  
Author(s):  
Xinya Wang ◽  
Changfa Xiao ◽  
Hailiang Liu ◽  
Mingxing Chen ◽  
Junqiang Hao ◽  
...  

PVDF-HFP/PTFE blend membranes were prepared for the first time via TIPS method with DBP and DOP as mixed diluent and PTFE as the blending polymer. The obtained membranes could separate different water-in-oil emulsions effectively.

2019 ◽  
Vol 210 ◽  
pp. 402-408 ◽  
Author(s):  
Xiangge Bai ◽  
Yongqian Shen ◽  
Haifeng Tian ◽  
Yaoxia Yang ◽  
Hua Feng ◽  
...  

2012 ◽  
Vol 9 (1) ◽  
pp. 110-115
Author(s):  
L.A. Kovaleva ◽  
R.R. Zinnatullin ◽  
V.N. Blagochinnov ◽  
A.A. Musin ◽  
Yu.I. Fatkhullina ◽  
...  

Some results of experimental and numerical studies of the influence of radio-frequency (RF) and microwave (MW) electromagnetic (EM) fields on water-in-oil emulsions are presented. A detailed investigation of the dependence of the dielectric properties of emulsions on the frequency of the field makes it possible to establish the most effective frequency range of the EM influence. The results of water-in-oil emulsion stability in the RF EM field depending on their dielectric properties are presented. The effect of the MW EM field on the emulsion in a dynamic mode has been studied experimentally. In an attempt to understand the mechanism of emulsion destruction the mathematical model for a single emulsion droplet dynamics in radio-frequency (RF) and microwave (MW) electromagnetic fields is formulated.


2017 ◽  
Vol 5 (39) ◽  
pp. 20860-20866 ◽  
Author(s):  
Mahdi Fathizadeh ◽  
Huynh Ngoc Tien ◽  
Konstantin Khivantsev ◽  
Jung-Tsai Chen ◽  
Miao Yu

We demonstrated for the first time that inkjet printing can be a low-cost, easy, fast, and scalable method for depositing ultrathin (7.5–60 nm) uniform graphene oxide (GO) nanofiltration membranes on polymeric supports for highly effective water purification.


2019 ◽  
Vol 7 (9) ◽  
pp. 4941-4949 ◽  
Author(s):  
Weifeng Zhang ◽  
Xiangyu Li ◽  
Ruixiang Qu ◽  
Yanan Liu ◽  
Yen Wei ◽  
...  

A PANI–SiNP-decorated Janus membrane was fabricated for highly efficient stabilized oil-in-water and water-in-oil emulsion separation, meeting industrial purification standards.


Langmuir ◽  
2018 ◽  
Vol 34 (36) ◽  
pp. 10580-10590 ◽  
Author(s):  
Chao Yang ◽  
Na Han ◽  
Weijing Wang ◽  
Wenxin Zhang ◽  
Changye Han ◽  
...  

2020 ◽  
Vol 56 (78) ◽  
pp. 11585-11588
Author(s):  
Bao Wang ◽  
Awais Mahmood ◽  
Lei Chen ◽  
Ding Weng ◽  
Caihua Wang ◽  
...  

In this study, a surfactant stabilized water-in-oil emulsion has been successfully separated by using only NaCl particles as a filter.


2015 ◽  
Vol 29 (11) ◽  
pp. 7213-7220 ◽  
Author(s):  
Silas Rodrigues Ferreira ◽  
Heloisa Ferreira Louzada ◽  
Rocio Macarena Moyano Dip ◽  
Gaspar González ◽  
Elizabete Fernandes Lucas

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