C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
C07C 255/32 (2006.01) C07C 43/315 (2006.01) C07C 255/40 (2006.01) C07C 255/41 (2006.01) C07C 255/66 (2006.01) C07C 323/12 (2006.01) C07C 323/48 (2006.01) C07C 323/52 (2006.01) C07C 323/57 (2006.01) C07C 323/60 (2006.01) C07D 249/02 (2006.01) C07D 295/185 (2006.01) C07D 307/54 (2006.01) C07F 9/40 (2006.01) C07F 9/547 (2006.01) C07H 13/04 (2006.01) C08K 5/16 (2006.01) C08K 5/315 (2006.01) C08K 5/372 (2006.01) C09K 15/20 (2006.01)
Patent
CA 2045745
A-18138/A .alpha.-Carbonylphenylacetonitrile derivatives as stabilisers for organic materials Abstract Compositions comprising an organic material liable to oxidative, thermal and/or actinic degradation and at least one compound of the formula I Image (I), are described in which n, R, R1, R2, R3, R4 and A are as defined in patent claim 1. Some of the compounds of the formula I are novel. They are particularly suitable for the stabilisation of lubricating oils, metal processing fluids and hydraulic fluids, and of thermoplastics and elastomers.
Ciba Specialty Chemicals Holding Inc.
Fetherstonhaugh & Co.
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