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PETOL® Pa 640-4 E

1 of 45 products in this brand
Petol PA 640-4 E is a polyether polyol with medium functionality, 4, obtained by propoxilation of Ethylene Diamine under catalyst conditions.

Chemical Family: Polyols, Polyols (Polyether)

Hydroxyl Value: 615.0 - 665.0 mg KOH/g

Molecular Weight: 350.0 - 350.0 g/mol

Viscosity: 14500.0 - 19500.0 cps

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Knowde Enhanced TDS

Identification & Functionality

Technologies

Applications & Uses

Main Applications
  • Rigid polyurethane foams for refrigerators, panels and pipes insulation.

Properties

Physical Form
Appearance
clear, viscous liquid
Typical Properties
ValueUnitsTest Method / Conditions
Density at 25°C1.026g/cm3
Functionality4
Hydroxyl value615 - 665mg KOH/gASTM D 4274
Molecular Weight350
Viscosity at 25°C14500 - 19500cPASTM D 4878
Water (Karl Fisher)max. 0.2%ASTM E 203

Safety & Health

Safety Consideration

Before handling and using of product, the personnel must be aware of the dangers implied.

Packaging & Availability

Packaging Type
Packaging Information

The product is delivered in stainless steel or coated rail or car tanks, provided with shell or coil, property of supplier or client, in clean, dry, tightly closed TDA drums of 100 1 and 200 1.

Storage & Handling

Storage Information

Due to its hygroscopic nature, the product is stored in tightly closed containers under nitrogen blanket, in cold, dry, vented areas, far from heat, moisture and inconsistent materials, at temperatures between +25°C and +35 °C