Fabrication of PES/PVP Water Filtration Membranes Using Cyrene®, a Safer Bio-Based Polar Aprotic Solvent

<table class="fixed-width table-group" id="tab3"><tr><td><table class="table"><colgroup><col style="width:4.64em"/><col style="width:8.64em"/><col style="width:12.25em"/><col style="width:14.44em"/><col style="width:4.63em"/><col style="width:4.48em"/><col style="width:6.59em"/></colgroup><tr><td class="thead-hr" colspan="7"><hr/></td></tr><tr class="thead"><td class="align_left">Solvent</td><td class="align_center">Empirical formula</td><td class="align_center">Molecular weight (g mol<sup>−1</sup>)</td><td class="align_center">Relative density (g mL<sup>−1</sup> at 25°C)</td><td class="align_center">B.P. (°C)</td><td class="align_center">F.P. (°C)</td><td class="align_center">M.P./F.P. (°C)</td></tr><tr><td class="thead-hr" colspan="7"><hr/></td></tr><tr><td class="align_left">Cyrene®</td><td class="align_center">C<sub>6</sub>H<sub>8</sub>O<sub>3</sub></td><td class="align_center">128.13</td><td class="align_center">1.25</td><td class="align_center">227</td><td class="align_center">108</td><td class="align_center">-19.99</td></tr><tr><td class="align_left">NMP</td><td class="align_center">C<sub>5</sub>H<sub>9</sub>NO</td><td class="align_center">99.13</td><td class="align_center">1.028</td><td class="align_center">202</td><td class="align_center">91</td><td class="align_center">-24</td></tr><tr class="table-tr"><td colspan="7"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Cyrene® and NMP safety data sheet.</div>

Advances in Polymer Technology

tab3

Table 3

Table 3: Fabrication of PES/PVP Water Filtration Membranes Using Cyrene®, a Safer Bio-Based Polar Aprotic Solvent 