prov:value
| - They are obtainable in particular by polymerization of ethylene oxide, propylene oxide, butylene oxide, tetrahydrofuran, styrene oxide or epichlorohydrin with themselves, for example in the presence of BF3, or by an addition reaction of these compounds, as a mixture or in succession, with initiator components having reactive hydrogen atoms, such as alcohols or amines, e.g. water, ethylene glycol,
|