Cyclic phosphinic acid derivatives as stabilisers

C - Chemistry – Metallurgy – 07 – F

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C07F 9/6574 (2006.01) C07C 39/21 (2006.01) C07C 39/23 (2006.01) C07C 43/23 (2006.01) C07D 207/20 (2006.01) C07D 211/70 (2006.01) C07D 307/28 (2006.01) C07D 309/22 (2006.01) C07D 311/58 (2006.01) C07D 333/16 (2006.01) C07D 335/02 (2006.01) C07F 9/6571 (2006.01) C08K 5/5313 (2006.01)

Patent

CA 2225482

A description is given of novel compounds of formula I Image wherein the general symbols are as defined in claim 1, as stabilisers for organic materials against oxidative, thermal or light-induced degradation.

Nouveaux composés de formule I Image , dont les symboles généraux correspondent aux définitions de la revendication 1; ils stabilisent les matières organiques contre la dégradation par oxydation, la dégradation thermique et la photodégradation.

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