Flynn, Thiel, Boutell & Tanis
Polyalkylene ether glycol copolymers
 Polyalkylene ether glycol copolymers having a number-average molecular weight of from 200 to 10,000 and having hydroxyl groups at both ends of the molecule are disclosed. The copolymers are comprised of recurring structural units of the following formulae (I) and (II) in a molar ratio range (I/II) of from 1/99 to 99/1: ##STR1## 
Daicel Chemical Industries, Ltd.
C
C08G
inventional
Tatsuya Ichiro Yuzo
Kanno Okamoto Toga