Process for reducing color in poly(tetramethylene ether) glycol

Details Process for reducing color in poly(tetramethylene ether) glycol Process for reducing color in poly(tetramethylene ether) glycol

1984-12-05

1985-10-01

Mars, Howard T.

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

Organic compounds

Oxygen containing

568621, C07C 4134

Patent

active

045447748

ABSTRACT:
The color level of poly(tetramethylene ether) glycol made by catalytically polymerizing tetrahydrofuran using fluosulfonic acid as the catalyst is significantly lower if the fluosulfonic acid contains aluminum.

REFERENCES:
patent: 2751419 (1956-06-01), Hill et al.
patent: 3358042 (1967-12-01), Dunlop et al.
patent: 3454652 (1969-07-01), Dunlop et al.

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