WebFengchen provides quality polytetrahydrofuran (polythf), polytetramethylene ether glycol (ptmeg) ... (PTMEG) is commercially available as polymers of low average molecular … WebMixture of PolyTHF 250 and PolyTHF 650 with 50 BuO [0082] A steel reactor (1.5 l) was loaded with a 50 mol %-mixture of polytetrahydrofuranes (MW 250 MW 650) (total 0.28 mol, 126 g), 4.5 g KOH (50%) were added and the reactor was purged with nitrogen. The reactor was heated under vacuum (10 mbar) and heated to 100.degree. C. for 2 h.
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BASF Introduces Bio-Based PTMEG - Everchem Specialty Chemicals
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