نتایج جستجو برای: thin film membranes
تعداد نتایج: 277036 فیلتر نتایج به سال:
Fine-grained particle systems build up a highly consolidated and thin layer on the filter medium cause high cake resistance. The objective of novel thin-film filtration process is an effective mechanical separation these using membranes vacuum drum filter. stability membrane evaluated since roller required for discharge performance compared with that commonly used cloth. Analyses reveal surface...
In this research thin film heterogeneous cation exchange membrane was prepared by interfacial polymerization of polyacrylic acid-co-iron nickel oxide nanoparticle son PVC based substrate. Spectra analysis confirmed graft polymerization conclusively. The SEM images showed that polymerized layer covers the membranes by simple gel network entanglement. Results exhibited that membrane water content...
Thin film composite (TFC) membranes have been experiencing significant modifications recently aiming to improve their structure, properties and separation efficiency. One of the promising tailor more efficient is changing materials used. m -phenylene diamine (MPD), piperazine (PIP), trimesoyl chloride (TMC) are most common monomers used fabricate TFC membranes. Recent studies introduced several...
This is a comprehensive review of the recent progresses made in the field of zeolite membranes. It describes zeolitic materials and methods of membrane fabrication, followed by a summary of applications for gas separation, pervaporation and separation of liquid mixtures. Special attention is called to polymer mixed matrix membranes (MMMs) and membranes based on metal organic frame works (MOFs)....
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