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POLYETHER

ALKAPOL–3500

ALKAPOL–3500 – is a polyether obtained by an alcoholat polymerization of propylene oxide and glycerin with the subsequent block copolymerization with ethylene oxide and with the subsequent purification and stabilization by antioxidants.

Main qualitative parameters

1. Appearance

Transparent viscous liquid

2. Hydroxyl number, mgKOH/g

47 ¸ 52

3. Acid number, mgKOH/g, not more

0,075

4. pH, within the limits

6,0 ¸ 7,5

5. Dynamic viscosity at 25 °C mPa.c (sPz)

480 ¸ 630

6. Mass fraction of oxiethyl groups, %

5,0 ¸ 6,0

7. Mass fraction of water, % not more

0,075

ALKAPOL–3500 is used for manufacture of flexible polyurethane foam and is produced according to the Technical Specifications TØ ÀZ 1335375–001–2001.