Liquid antioxidants as stabilisers

C - Chemistry – Metallurgy – 07 – C

Patent

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C07C 323/54 (2006.01) C07B 45/00 (2006.01) C07C 69/732 (2006.01) C07D 211/36 (2006.01) C07D 493/04 (2006.01) C07F 9/165 (2006.01) C08K 5/36 (2006.01) C08K 5/49 (2006.01) C08K 5/54 (2006.01) C09K 15/14 (2006.01) C09K 15/32 (2006.01) C10M 129/66 (2006.01)

Patent

CA 2132263

Products are described which can be obtained by reacting components a), b), c) and d), where component a) is a compound of the formula I or a mixture of compounds of the for- mula I, component b) is a compound of the formula II or a mixture of compounds of the formula II, component c) is a compound of the formula III or a mixture of compounds of the formula III and component d) is a compound of the formula IV or a mixture of com- pounds of the formula IV, Image in which the compound of the formula I being, for example, pentaerythritol, thiodiethylene glycol, 1,4-butanediol, 1,2-propanediol, diethylene glycol, triethylene glycol, diethanolamine or glycerol, the compound of the for- mula II being, for example, sunflower oil or coconut fat, the compound of the formula III being, for example, methyl 3-(3',5'-di-tert-butyl-4'-hydroxyphenyl)propionate and the compound of the formula IV, being for example, sulfur or diisopropyl dithiophosphate. The abovementioned products can be used as liquid antioxidants in polymers and lubri- cants.

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