SINTEPOL 2000 – polyoxypropylene glycol with an average molecular weight of polyether 2000 and functionality 2. Contains a minimum amount of alkali metal cations through the use of modern purification technology. It is used in the production of urethane elastomers, adhesives, defoamers, lubricating materials.
|№||Parameter, unit of measurement||Standard value||Method|
|1||Appearance||Viscous homogeneous liquid||TU cl. 5.2|
|2||Hydroxyl number, mg KOH/g, within the range||53-59||GOST 25261|
|3||Аcid number, mg KOH/g, not more than||0,20||GOST 25210, TU cl. 5.3.1|
|4||Index of activity of hydrogen ions, pH, units, within the range||4,5-7,5||GOST 25241|
|5||Mass fraction of water, %, not more than||0,05||GOST 14870, ASTM E203-08, TU cl. 5.4.1||6||Basicity calculated with reference to ions [K+] or [Na+], ppm, not more than||5||OST 6-05-436-77, TU cl. 5.6.1|
|7||Dynamic viscosity at temperature of 25°С mPa *s, within the range||280-400||GOST 33, TU cl. 5.5|
Packing: Aluminum, steel or polymer drums and jugs, IBC polymer containers, steel specialized containers.
Shipment: All means of transport.
Storage: Polyether-polyol is stored in hermetically sealed storage containers, under nitrogen pressure in covered warehouses at temperature not lower than 15°С in conditions that exclude moisture and dirt. It is allowed to store the product under roof or in an open area (external uncovered storage), providing protection of the product from direct sunlight, atmospheric condensation, pollution and mechanical damage.
Guaranteed shelf life-12 months from the date of manufacture in hermetically sealed supplier's storage containers.