Organic compounds -- part of the class 532-570 series – Organic compounds – Unsubstituted hydrocarbyl chain between the ring and the -c-...
Reexamination Certificate
2006-10-31
2006-10-31
Kifle, Bruck (Department: 1624)
Organic compounds -- part of the class 532-570 series
Organic compounds
Unsubstituted hydrocarbyl chain between the ring and the -c-...
Reexamination Certificate
active
07129347
ABSTRACT:
The invention relates to a method for the continuous production of caprolactam from waste containing polyamide, comprisinga) depolymerisation of the waste containing polyamide, whereby a caprolactam raw material and, where applicable, a flow containing secondary constituents or additives is obtained, andb) irradiation of the caprolactam raw material with UV radiation.
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Kampf Rudolf
Seelig Joachim
Wolf Reinhard
Kifle Bruck
Zimmer Aktiengesellschaft
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