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POLURENE OK-HP is recommended for the formulation of matt and semigloss topcoats or sealers, clear and pigmented color retention and yellowing resistance are required.

Chemical Family: Aliphatics, Aromatics, Polyisocyanates

End Uses: Solventborne Coating

Compatible Polymers & Resins: Acrylics, Nitrocellulose, Vinyls

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Identification & Functionality

CASE Ingredients Functions
Technologies

Features & Benefits

Properties

POLURENE OK-HP is a special aliphatic-aromatic, isocyanurate obtained from thereaction between Hexametylene diisocyanate (HDI) and Toluene diisocyanate (TDI). It's main porpoise is high compatibility with aromatic solvent and acrylic resin Its aliphatic aromatic nature impart the right flexibility to formulate coatings hardener for application in different sector: Wood, Metal, Paper Due to its slightly yellowing property POLURENE OK-HP is suitable for light pigmented paints. As well, the paint hardened with POLURENE OK-HP has fast drying and mechanical resistance. POLURENE OK-HP is compatible with resins of REXIN range; it is also compatible to over-mentioned acrylic, nitrocellulose, vinyl, urea and melamine resins. Each compatibility has to be checked before mixing.

Applications & Uses

Compatible Polymers & Resins
Compatible Substrates & Surfaces

Properties

Physical Form
Appearance
Colorless Liquid
Insoluble in
Aliphatic Solvents
Typical Properties
ValueUnitsTest Method / Conditions
Non Volatile Content60 ± 2%
SolventButyl Acetate
Free Monomer (HDI)max. 0,5%
NCO Content9.8 ± 0.5%
Viscosity (23°C)24000 - 36000mPa-s
Viscosity (Gardner)F - L
Color (Gardner)max. 1
AspectClear
Flash Point25.0°CISO 1523

Storage & Handling

Shelf Life
6 Months
Storage and Shelf Life

In sealed drums we guarantee a storage life of 6 months, provided that POLURENE OK-HP is stored under dry cool condition. Once opened the product should be used rapidly, because, like all isocyanates, it is sensible to moisture.