How to Make Polyether Polyol

Polyether Polyols are made by reacting organic oxide and glycol.

Main organic oxide utilized are Ethylene OxidePropylene OxideButylene OxideEpichlorohydrin.

Main glycols utilized are Ethylene GlycolPropylene GlycolWaterGlycerineSorbitolSucroseTHME.

Polyols contain reactive hydroxyl (OH) groups which react with isocyanate (NCO) groups on isocyanates to form polyurethanes.

There are many kinds of polyether polyols for polyurethane. PU materials with different performance can be obtained with the reaction between different initiators and olefin polymerization.

By modifying the PU raw materials or changing the catalyst, polyether performance can be modified. These initiators include diethyl alcohol, ternary alcohol, tetrahydrofuran, and aromatic polyether polyols, etc.

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Post time: Nov-01-2022