Polytetrahydrofuran, also called poly(tetramethylene ether) glycol or poly(tetramethylene oxide), is a chemical compound with formula ({chem|C|4|H|8|O})n(OH)2 or HO-(-(CH2)4O-)n-OH. It can be viewed as a polymer of tetrahydrofuran, or as the polyether derived from 1,4-butanediol. The product is commercially available as polymers of low average mol...
Found on
http://en.wikipedia.org/wiki/Polytetrahydrofuran
(from the article `industrial polymers, major`) Polyethers of this type, which include polyethylene oxide, polypropylene oxide, and polytetrahydrofuran, are flexible and relatively noncrystalline. ...
Found on
http://www.britannica.com/eb/a-z/p/91
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