Cognis IP Management Gmbh

Sandra Heldt

Udo Kragl

Uwe Held

Ingo Fleute-Schlachter

Stefan Busch

Hans-Georg Mainx

Peter Kempers

Ulrich Schörken

Horst-Dieter Schares

Eckhard Paetzold

Carsten Baumann

Andreas Willing

A process for making a biodegradable composition involving: (a) providing from about 20 to 80% by weight of Cfatty alcohol; (b) providing from about 20 to 80% by weight of a ring opening product of a C1,2-epoxyalkane with ethylene glycol; (c) combining (a) and (b) to form a reaction mixture; and (d) reacting the reaction mixture with ethylene oxide, with the proviso that the ethylene oxide is used in an amount of from about 5 to 100 mol ethylene oxide per mol of free OH groups present in the reaction mixture.

Biologically degradable compositions

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Erkrath, Germany

Sandra Heldt