SELVOL 205 Polyvinyl Alcohol, 55-Lb bag (25 Kg)

SELVOL 205 Polyvinyl Alcohol, 55-Lb bag (25 Kg)

  • $425.00


Selvol 205 is a low viscosity, easy to dissolve polyvinyl alcohol generally used as a stiffener or sizing agent for textile and paper.<br>
Viscosity of a 4% solution is 5.2 up to 6.2 cps.<br>
<b>GENERAL PROPERTIES:</b><br>
Appearance....... Off white granular solid<br>
Refractive Index nD20ºC ...... 1.52 -1.55 <br>
Specific gravity ............ 1.27 - 1.31 <br>
Specific heat (J/g K) ....... 1.65 - 1.67 <br>
Thermal conductivity (W/m C) ......... ~2 <br>
Mean coefficient of thermal expansion at 0-45ºC (x 10-5 / ºC) ... 7-10 <br>
Glass transition temperature (ºC) .... 58 <br>
Melting point (ºC) .................. 180 <br>
Light stability ............... Excellent <br>
Electrical resistivity ( cm x 107 ) ... 3.1 - 3.8