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SELVOL 205 Polyvinyl Alcohol, PVOH688
Product Code: SELVOL205
Selvol 205 is a low viscosity, easy to dissolve polyvinyl alcohol generally used as a stiffener or sizing agent for textile and paper.
Viscosity of a 4% solution is 5.2 up to 6.2 cps.
In Stock
Appearance....... Off white granular solid
Refractive Index nD20șC ...... 1.52 -1.55
Specific gravity ............ 1.27 - 1.31
Specific heat (J/g K) ....... 1.65 - 1.67
Thermal conductivity (W/m C) ......... ~2
Mean coefficient of thermal expansion at 0-45șC (x 10-5 / șC) ... 7-10
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Additional Description
GENERAL PROPERTIES:
Appearance....... Off white granular solid
Refractive Index nD20șC ...... 1.52 -1.55
Specific gravity ............ 1.27 - 1.31
Specific heat (J/g K) ....... 1.65 - 1.67
Thermal conductivity (W/m C) ......... ~2
Mean coefficient of thermal expansion at 0-45șC (x 10-5 / șC) ... 7-10
Glass transition temperature (șC) .... 58
Melting point (șC) .................. 180
Light stability ............... Excellent
Electrical resistivity ( cm x 107 ) ... 3.1 - 3.8