prov:value
| - Some suitable polyols include, for example, polyglyols of the formula [0073] where p is an integer equal to 1 to 14, as for example when p is equal to 1 to 3, such compounds as ethylene glycol, propylene glycol, butylene glycols, such as 1,3-, 1,4-, and 2-3-butylene glycol, and alkylene glycols having 5 to 9 carbon atoms; when n is 4 or greater, polyglycols of an average molecular weight of about
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