Abstract

Research on the Synthesis of Polyeugenoxy Acetyl Thiophene Methanolate (PEATM) as a new selective Carrier using the Bulk Liquid Membrane (BLM) Method has been done. PEATM was synthesized from eugenol that was polymerized to form polyeugenol, acidified to make polieugenoxy acetate and then etherized with thiophenemethanol. The product obtained was characterized using FTIR and 1H-NMR. PEATM produced in the form of thick brownish-black liquid. The solubility test incorporating organic compounds showed that this compound dissolved in chloroform and benzene but was difficult to dissolve in n-hexane. Molecular weight value of 700 was obtained using Ubbollohde viscometer with about 22 times monomer repetition. PEATM was used as a BLM carrier to separate mixture of Cd2+, Cr3+ and Cu2+. The results showed that PEATM was selective towards Cd 2+.

Highlights

  • The realization of the effect of synthetic polymers to environmental problems has gained momentum to the development of materials based on renewable resources

  • The results showed that Polyeugenoxy Acetyl Thiophene Methanolate (PEATM) was selective towards Cd 2+

  • The choice of a synthetic method which will give a

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Summary

Introduction

Mullite ceramics (3Al2O3.2SiO2) have recently generated a lot of interest due to its outstanding properties, such as low thermal expansion, low dielectric constant, high melting point, high thermal shock resistance and excellent creep resistance which has useful applications in the refractory industry [1, 2]. The composition of mullite is mostly denoted as 3Al2O3.SiO2 (71.83 wt.% Al2O3). The most relatively abundant form of mullite has about 71-76 wt.% Al2O3, 23-24 wt.% SiO2, and minute amount of TiO2, Fe2O3, CaO and MgO. The composition of mullites strongly depends on the starting materials and temperature treatment [3]. Several authors have carried out the synthesis of mullite through cost effective means [4, 5]. Materials such as clay, rice husk and other forms of naturally occurring aluminosilicate can be used as starting materials for mullite production. The choice of a synthetic method which will give a

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