Organic compounds -- part of the class 532-570 series – Organic compounds – Oxygen containing
Patent
1993-02-24
1994-02-22
Mars, Howard T.
Organic compounds -- part of the class 532-570 series
Organic compounds
Oxygen containing
518620, C07C 4134, C07C 4138
Patent
active
052889211
ABSTRACT:
The level of unsaturation in certain polyols can be reduced by extraction with certain low molecular weight polyols like ethylene glycol.
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Hopper, J., Parrinello, G., Parfondry, A., Kroesen, K., Recent Developments in The Chemical Recycling of Flexible Polyurethanes, ICI Polyurethanes, Utech 92 Conference, 1992.
Parrinello Giovanni
Thorpe David
Imperial Chemical Industries plc
Mars Howard T.
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