PKHS-40 MEK: Solution of PKHH Grade Phenoxy

PKHS-40 Typical Properties
4,500 – 7,000 Viscosity, cP at 25° C
39.0 – 41.0 Solids Wt. %
1 max. Color, Gardner
15 max. Haze, %
viscous liquid Physical Form
13,000 Mn (av.) (4), Daltons
52,000 Mw (av.) (4). Daltons
80 Boiling Point, °C
21 Flash  Point, °F PMCC
MEK [78-93-3] Solvent [CAS #]
0.965 Specific Gravity
Solution of PKHH grade Comments
(1) 20% solution in cyclohexanone

(2) gravimetric, 3 hours at 135°C

(3) gravimetric, 3 hours at 80°C then I hour at 220°C

(4) on polymeric portion (GPC versus polystyrene

(5) at 1034 s-1

(6) fused, at 25°C