Laprol 373. Polyether polyol.

Design specification: TU 2226-017-10488057-94

Laprol 373 is a product of propylene oxide alkaline polymerization with glycerin and further phosphate-sorbent purification. It is used for production as polyol feedstock for production of different types of polyurethane foams.

PropertyValue
Hydroxyl number, mg KOH/g430–480
Acid number, mg KOH/g, max.0.2
pH5.5–7.5
Water mass content, %, max.
- transportation in railway tank-cars0.1
- transportation in drums and other small tare0.3
Dynamic viscosity at 25 °C, mPa.s400–500

Supply form: Transparent viscous liquid.

Packaging: Laprol 373 is shipped in railway tank-cars and aluminum, steel or polymer drums and churns.

Transportation: Laprol 373 is transported by all means of transport.

Storage: Laprol 373 stored in sealed containers, depots under nitrogen pressure and sheltered warehouses at temperature not exceeding 40 °C. Storage under shed or at an open site is allowed providing there is protection against direct sun-rays, atmospheric precipitation, contamination and mechanical damage.