Laprol 4503. Polyether polyol.

Design specification: TU 2226-016-10488057-94

Laprol 4503 is a product of propylene oxide alcoholate polymerization with glycerin. It is used for production of thiol polyethers employed in construction sealants compounds.

PropertyValue
Hydroxyl number, mg KOH/g33–37
Acid number, mg KOH/g, max.0.1
pH5.5–7.0
Water mass content, %, max.0.10
Iodine number, I mg/100 g, max.2.4
Dynamic viscosity at 25 °C, mPa.s1050
Potassium mass concentration, mg/dm3, max.10

Supply form: Transparent viscous liquid.

Packaging: Laprol 4503 is shipped railway tank-cars and aluminum, steel or polymer drums and churns.

Transportation: Laprol 4503 is transported by all means of transport.

Storage: Laprol 4503 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.