Benzofuran(2)one or indolin(2)one compounds useful as stabilizers for organic materials
AssigneeSandoz Ltd.
InventorsHans Hinsken, Horst Mayerhoefer, Wolfgang Mueller, Hermann Schneider
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Abstract
The present invention relates to a process for stabilizing organic polymeric materials comprising incorporating therein a benzofuran(2)one compound or indolin(2)one compound containing at least two benzofuran(2)one or indolin(2)one nuclei.
Claims24
A process for stabilizing organic polymeric materials comprising incorporating therein a benzofuran(2)one compound or indolin(2)one compound containing at least two benzofuran(2)one or indolin(2)one nuclei.
Polymeric organic material which contains, as the stabilizer, a benzofuran(2)one compound or indolin(2)one compound containing at least two benzofuran(2)one or indolin(2)one nuclei.
Dependencies are inferred from the claim text.