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US 5,691,388 AGranted
Method of decomposing polycyanurate-containing materials
AssigneeFraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
InventorsMonika Bauer, Jorg Bauer, Karin Gocks
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Abstract
The invention concerns a method of decomposing materials containing polycyanurates, the method calling for the polycyanurate-containing materials to be converted, in a first operation, into a finely divided form and then, in a second operation, aminolysed with an agent containing at least one reactive NH.sub.2 group.
Claims12
A method of decomposing polycyanurate-containing materials, comprising the steps of:
- dissolving or finely grinding a material containing polycyanurate;
- and
- subjecting said dissolved or finely ground polycyanurate-containing material to aminolysis with an agent consisting essentially of a compound containing at least one reactive NH.sub.2 group.
A method of decomposing polycyanurate-containing materials, comprising the steps of:
- dissolving or finely grinding a material containing polycyanurate;
- and
- subjecting said dissolved or finely ground polycyanurate-containing material to aminolysis with an agent comprising a hydrazine compound.
Dependencies are inferred from the claim text.