C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
C07D 211/46 (2006.01) C07D 211/94 (2006.01) C08K 5/3435 (2006.01) C09K 15/30 (2006.01)
Patent
CA 2128067
Novel derivatives of 2,2,6,6-tetramethyl-4-piperidinol for use as light stabilizers, heat stabilizers and oxidation stabilizers for organic materials Abstract The present invention relates to novel piperidine compounds of the formula (I) Image (I) in which R1, R2 and R3 are as defined in the text. The compounds of the invention can be used as light stabilizers, heat stabilizers and oxida- tion stabilizers for organic materials, in particular synthetic polymers.
Borzatta Valerio
Carrozza Primo
Scrima Roberto
Ciba Specialty Chemicals Holding Inc.
Fetherstonhaugh & Co.
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