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Polyether Business Department:+86-533-2159636
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P2201 series combination polyether
Introduction
P2201 series combination polyether is designed for spraying pipeline system. It is mainly used for the production of adiabatic insulation layer of various medium conveying pipelines. It has the advantages of continuous production, high efficiency, saving raw materials and adjustable thickness of foam layer. The combined polyether is reacted with the polymeric MDI, such as BASF's M20S, Wanhua's PM-200, etc., and the foam has a low thermal conductivity and a uniform density distribution, and the finished foam has excellent thermal stability and adhesion. Excellent dimensional stability.
Typical physical properties
|
P2201 series |
Index |
Exterior |
Light yellow transparent liquid |
/ |
25°Cviscosity, mPa.s |
300-600 |
GB/T 12008.8-1992 |
proportion |
1.06 ± 0.20 |
ISO 2811 |
Hydroxyl value, mg KOH/g |
350 ±50 |
GB/T 12008.3-1989 |
Water content,(%) |
0.4-2.0 |
GB/T 12008.6-1989 |
Reaction characteristics
Artificial mixing |
Data |
Temperature of material |
25±1°C |
Mixing time,second |
2-3 |
Cream time,second |
8-10 |
Drawing time,second |
26-32 |
Free rise density,Kg/m3 |
45.0-55.0 |
Mixing by high-pressure machine |
|
Temperature of material |
25±1°C |
Cream time,second |
8-10 |
Drawing time,second |
25-32 |
Free rise density,Kg/m3 |
45.0-55.0 |
Remarks: The above data are from Yinuowei’s laboratory. The customers’ field data will vary with different equipment and field condition.
Typical foam properties
Project |
Data |
Index |
|
Core density |
60~65 |
GB/T29047-2012 |
|
Compressive strength ( MPa) |
≥0.5 |
GB/T29047-2012 |
|
Water absorption rate(%) |
≤7.0 |
GB/T29047-2012 |
|
Closed cell ratio(%) |
≥91 |
GB/T29047-2012 |
|
50℃Heat conductivity coefficient (mW/m.K) |
≤27.0 |
GB/T29047-2012 |
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Storage and transportation
Remarks: The above data are from Yinuowei’s laboratory. The customers’ field data will vary with different equipment and field condition.
Storage and transportation matters needing attention
During storage and transportation, pay attention to ventilation, cooling, drying, and avoiding sunlight and rain. In proper condition, the storage period shall be six months. This product is non-inflammable and non-explosive liquid.
Polyether Business Department:+86-533-2159636
Combined Polyether Business Department:+86-533-2159575
Fax:+86-533-2182407
Address:No.58, Fengguan Road, East Chemical Zone, Qilu Chemical Industrial Park, Zibo, Shandong
0086-533-2159636
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