Sulfoxides of bisthiomethylated and tristhiomethylated phenols

Details Sulfoxides of bisthiomethylated and tristhiomethylated phenols Sulfoxides of bisthiomethylated and tristhiomethylated phenols

C - Chemistry, Metallurgy

07

C

253/124, 260/619

C07C 317/18 (2006.01) C07C 317/46 (2006.01) C07C 323/16 (2006.01) C07C 323/56 (2006.01) C07C 323/65 (2006.01) C08K 5/41 (2006.01) C09K 15/26 (2006.01) C10M 129/10 (2006.01) C10M 135/08 (2006.01) C10M 135/24 (2006.01)

Patent

CA 2035583

A-17951/= Sulfoxides of bisthiomethylated and tristhiomethylated phenols Abstract of the Disclosure Sulfoxides of bisthiomethylated and tristhiomethylated phenols of formulae I and II Image (I) Image (II) wherein R1 is hydrogen, C1-C18alkyl, cyclohexyl or C7-C9phenylalkyl, R2 and R3 are each independently of the other hydrogen or methyl, R4 is C4-C18alkyl, phenyl, C7-C9phenylalkyl, C1-C4alkyl-substituted phenyl, hydroxyethyl or a radical -(CH2)rCOOR5, wherein r is 1 or 2 and R5 is C1-C18alkyl, Z is sulfur, Image , Image , wherein R2 and R3 are as defined above, or are a direct bond, and n, m and p are each independently of one another 0 or 1, and mixtures thereof with the corresponding non-oxidised compounds, are suitable stabilisers for materials which are sensitive to oxidative, thermal and/or light-induced degradation.

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