Polyether polyols are chemicals that are colorless to brown viscous liquids at room temperature. Commonly used in the manufacture of general purpose polyurethane foam, adhesives and elastomers. Special polyether polyols are also used as defoamer, surfactant and so on.Also it is used to produce flexible PU foam and mattress, etc.
Polyether polyols' major use is in polyurethane foams. Flexible foams are primarily used in cushioning applications such as furniture, bedding and car seats, and in carpet underlay. Rigid foam's largest consumer is the construction industry where it is mostly used for insulation. Rigid foam is also used in commercial refrigeration and packaging. Smaller uses for polyether polyols include elastomers, adhesives and sealants, surface coatings and polyurethane fibres.
Dufite inganda nyinshi zo mu rwego rwo hejuru hamwe nubufatanye bwimbitse, zishobora kuguha ibicuruzwa byiza kandi nibiciro byapiganwa. Turashobora kandi gutanga kugabanyirizwa kugura byinshi.Kandi turafatanya namasosiyete menshi yohereza ibicuruzwa byumwuga, birashobora gutanga ibicuruzwa neza kandi neza mumaboko yawe. Igihe cyo gutanga ni iminsi 3-20 nyuma yo kwemeza ko wishyuye.
Property | Value | Unit of measurement | Method |
Hydroxyl number | 56±2 | mg KOH/g | GB/T 12008.3-2009 |
Moisture | ≤0.05 | % by wt. | GB/T22313-2008 |
Acidity | ≤0.05 | mg KOH/g | GB/T12008.5-2010 |
Visocisity 25ºC | 400-650 | mPa.s | GB/T12008.7-2010 |
PH | 5.5-7.5 | ````````````````` | GB/T12008.2-2010 |
Color(APHA) | ≤30 | °St | GB/T 605-2006 |
Apprearance | transparent, colorless liquid | `````````````````` | Visual |
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