Phenolic amine antioxidant and preparation method and application thereof

The present invention discloses a phenolic amine antioxidant which comprises a compound having the structure as shown in the specification, wherein R1, R2 and R3 are respectively independently selected from H, alkyl, cycloalkyl, aryl, alkaryl and aralkyl groups; at least one of R4 and R5 is selected...

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Bibliographic Details
Main Authors LIU DAN, HE JUNLING, LIU SHENGGAO, WANG LIMIN, WANG SHENGPEI, YU SHASHA
Format Patent
LanguageChinese
English
Published 20.04.2016
Subjects
ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE ORUNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL
CHEMISTRY
COMPOSITIONS BASED THEREON
FIRELIGHTERS
FUELS
FUELS NOT OTHERWISE PROVIDED FOR
INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATINGCOMPOSITIONS
LIQUEFIED PETROLEUM GAS
LUBRICANTS
LUBRICATING COMPOSITIONS
METALLURGY
NATURAL GAS
ORGANIC MACROMOLECULAR COMPOUNDS
PEAT
PETROLEUM, GAS OR COKE INDUSTRIES
SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BYSUBCLASSES C10G, C10K
TECHNICAL GASES CONTAINING CARBON MONOXIDE
THEIR PREPARATION OR CHEMICAL WORKING-UP
USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATINGINGREDIENTS IN A LUBRICATING COMPOSITION
USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS
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Summary:The present invention discloses a phenolic amine antioxidant which comprises a compound having the structure as shown in the specification, wherein R1, R2 and R3 are respectively independently selected from H, alkyl, cycloalkyl, aryl, alkaryl and aralkyl groups; at least one of R4 and R5 is selected from the structure as shown in a formula in the specification, R6 is at least selected from-S-,-O-and-NH-, m is 0 or 1; R8 and R7 are respectively independently selected from H, alkyl, cycloalkyl, aryl, alkaryl and aralkyl groups; n is selected from any integer of 1 to 12. The present invention also discloses a preparation method of the phenolic amine antioxidant. The phenolic amine antioxidant has excellent thermal stability and good oxidation resistance, the preparation process is simple and practical, rapid, mild in reaction conditions and simple in post-treatment, the phenolic amine antioxidant is suitable for being widely used in the field of lubrication oil, fuels (especially fuel oil), plastic or rubber, an
Bibliography:Application Number: CN20151676706