prov:value
| - As the polyol, there are polyether polyols, an example of which includes polyhydric alcohols such as ethylene glycol, propylene glycol, butylene glycol, hexylene glycol, diethylene glycol, dipropylene glycol, glycerin, hexane triol, pentaerythritol, trimethylol propane, methyl glucoside, sorbitol, sucrose and the like and/or addition products with an alkylene oxide thereof; an addition product of
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