| http://www.w3.org/ns/prov#value | - Preferred polymercaptans are those prepared by initially reacting a polyhydric alcohol such as 1,2,6-hexanetriol, glycerol, trimethylol propane or pentaerythritol with an alkylene oxide, such a propylene oxide or ethylene oxide, there usually being a substantial molar excess of alkylene oxide present during reaction.
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