In vacuum synthesis of psyllium and acrylic acid based hydrogels for selective water absorption from different oil-water emulsions

被引:30
作者
Kaith, B. S. [1 ]
Kumar, Kiran [1 ]
机构
[1] Natl Inst Technol Deemed Univ, Dept Appl Sci, Hamirpur 177005, HP, India
关键词
psyllium; acrylic acid; water removal; hydrogels;
D O I
10.1016/j.desal.2007.08.020
中图分类号
TQ [化学工业];
学科分类号
0817 ;
摘要
In order to utilize psyllium in the absorption of water from different oil-water emulsions, we have synthesized a novel green psyllium and acrylic acid (AA) based polymeric material through chemically induced polymerization processes in vacuum. Optimization of different reaction parameters was carried-out so as to get an optimal crosslinked hydrogel which was used for the removal of water from petrol-water, diesel-water, kerosene-water and petroleum ether-water emulsions. The study was carried-out at varied time, temperature, pH and NaCl concentration. It has been observed that the hydrogel Could absorb the water from oil-water emulsion to the extent of 4220%.
引用
收藏
页码:331 / 341
页数:11
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