| http://www.w3.org/ns/prov#value | - The third polyol (c) may be produced by addition-polymerizing an alkylene oxide such as propylene oxide with a polyhydric alcohol such as propylene glycol, dipropylene glycol, glycerine, trimethylolpropane, pentaerythritol, diglycerine or methylglucoside, or an alkanolamine such as ethanolamines, as an initiator, so as to provide a polyol having a hydroxyl value in the range of 450-840 mg KOH/g.
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