Preparing capped polyoxyalkylene polyols

Details Preparing capped polyoxyalkylene polyols Preparing capped polyoxyalkylene polyols

1984-10-29

1986-05-06

Helfin, Bernard

Organic compounds -- part of the class 532-570 series

Organic compounds

Oxygen containing

568607, 568608, 568609, 568611, 568618, C07C 4116

Patent

active

045873658

ABSTRACT:
The instant invention relates to a process which comprises modifying a conventional polyoxyalkylene polyol by capping all the hydroxyl groups of the polyol with benzyl, aryl, substituted benzyl, substituted aryl or alkyl groups having 1 to 4 carbon atoms. This process comprises reacting the conventional polyoxyalkylene polyol with an alkali metal methoxide followed by reaction with an alkali metal hydride which in turn is followed by reaction with an organic halide.

REFERENCES:
patent: 3293193 (1966-12-01), Krahler et al.

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