Preparation of polyoxyalkylene glycol monoether of tert-butyl al

Details Preparation of polyoxyalkylene glycol monoether of tert-butyl al Preparation of polyoxyalkylene glycol monoether of tert-butyl al

1995-02-01

1998-02-03

Shaver, Paul F.

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

Organic compounds

Oxygen containing

568606, 568607, 568616, C07C 4101, C07C 4102

Patent

active

057146381

ABSTRACT:
Polyoxyalkylene glycol monoethers of monohydric alcohols are prepared by a process in which tetrahydrofuran or a mixture of tetrahydrofuran with a total of not more than 95 mol %, based on the amount of tetrahydrofuran used, of one or more comonomers from the group consisting of the cyclic ethers and acetals is polymerized in the absence of water and in the presence of a monohydric alcohol and of an anhydrous heteropoly acid catalyst.

REFERENCES:
patent: 4481123 (1984-11-01), Hentschel et al.
patent: 4584414 (1986-04-01), Pruckmayr
patent: 4658065 (1987-04-01), Aoshima et al.
patent: 4677231 (1987-06-01), Aoshima et al.
patent: 5180856 (1993-01-01), Stehr et al.
patent: 5414143 (1995-05-01), Weyer et al.

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