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    • 2. 发明公开
    • LIQUID POLYFUNCTIONAL ADDITIVES
    • 工艺生产液体多官能配件
    • EP1060225A1
    • 2000-12-20
    • EP99908911.3
    • 1999-02-16
    • Ciba Specialty Chemicals Holding Inc.
    • DUBS, PaulMARTIN, RogerEVANS, SamuelALLENBACH, StephanRIBEAUD, Marc
    • C09K15/08C08K5/134
    • C09K15/08C08K5/1345C08K5/375
    • A description is given of products obtainable by reacting components a), b), c) and, if desired, d), where component a) is a compound of formula (I) or a mixture of compounds of formula (I), component b) is a compound of formula (II) or a mixture of compounds of formula (II), component c) is a component of formula (IIIa) and/or of formula (IIIb) or a mixture of compounds of formula (IIIa) and/or (IIIb), and component d) is a compound of formula (IV) or a mixture of compounds of formula (IV), in which general symbols are as defined in claim 1, where the compound of formula (I) is pentaerythritol, thiodiethylene glycol, 1,4-butanediol, 1,2-propanedil, diethylene glycol, triethylene glycol, 1,1,1,-tris(hydroxymethyl)ethane, 2,2-dimethyl-1,3-propanediol or glycerol, the compound of formula (II) is methyl 3-(3',5'-di-tert-butyl-4'-hydroxyphenyl)propionate or methyl 3-(3'-tert-butyl-4'-hydroxy-5'-methylphenyl)propionate, the compound of formula (IIIa) is methyl pelargonate or methyl laurate and the compound of formula (IIIb) is 2-dodecenylsuccinic anhydride, and the compound of formula (IV) is, for example, C8-C30alkylbenzene or an alkane of 12 to 30 carbon atoms. These products can be employed as liquid antioxidants in fuels and polymers and as antifriction additives in lubricants.
    • 9. 发明公开
    • STABILIZERS AND ANTIOZONANTS FOR ELASTOMERS
    • 稳定剂UND OZONSCHUTZMITTEL FUER ELASTOMERE
    • EP1228135A1
    • 2002-08-07
    • EP00966147.1
    • 2000-10-10
    • Ciba Specialty Chemicals Holding Inc.
    • MEIER, Hans-RudolfKNOBLOCH, GerritEVANS, Samuel
    • C08K5/372C08K5/41C08L21/00C07C317/18C07C323/11C07C323/25
    • C07C323/25C07C317/28C07C317/44C07C323/52C07C2601/14C08K5/3725C08K5/41C08L21/00
    • Elastomers which have excellent stability to prevent oxidative, thermal, dynamic, light-induced and/or ozone-induced degradation comprise, as stabilizers, at least one compound of the formula (I): [R-S(=O)m-CH2-CH(OH)-CH2]n-N(R1)2-n-R2, in which R is C¿4?-C20alkyl, hydroxyl-substituted C4-C20alkyl; phenyl, benzyl, α-methylbenzyl, α,α-dimethylbenzyl, cyclohexyl or -(CH2)qCOOR?3¿, and, if m is 0, R may additionally be (a); and, if n is 1 and R4 is hydrogen, R may additionally be R?2-R1N-CH¿2-CH(OH)-CH2-S(=O)m-(CH2)x- or R?2-R1N-CH¿2-CH(OH)-CH2-S(=O)m-CH2-CH2-(O-CH2-CH2)y-, R1 is hydrogen, cyclohexyl or C¿3?-C12 alkyl, R?2¿ is (b), R3 is C1-C18alkyl, R4 is hydrogen or -CH¿2?-CH(OH)-CH2-S(=O)m-R, X is C1-C8alkyl, Y is C1-C8alkyl, m is 0 or 1, n is 1 or 2, q is 1 or 2, x is from 2 to 6, and y is 1 or 2. The compounds of the formula (I) are also suitable as stabilizers for elastomers to prevent contact discoloration of substrates coming into contact with elastomers.
    • 具有优异稳定性以防止氧化,热,动态,光诱导和/或臭氧诱导的降解的弹性体包含作为稳定剂的至少一种式(I)化合物:[RS(= O)m -CH 2 -CH (OH)-CH 2] n N(R 1)2-n R 2,其中R是C 4 -C 20烷基,羟基取代的C 4 -C 20烷基; 苯基,苄基,α-甲基苄基,α,α-二甲基苄基,环己基或 - (CH 2)q COOR 3,如果m为0,则R可另外为(a)。 并且如果n为1且R 4为氢,则R可另外为R 2 -R 1 N-CH 2 -CH(OH)-CH 2 -S(= O)m - (CH 2)x - 或R 2 -R 1 N-CH 2 -CH(OH)-CH 2 -S(= O)m -CH 2 -CH 2 - (OCH 2 -CH 2)y - ,R 1是氢,环己基或C 3 C 12烷基,R 2是(b),R 3是C 1 -C 18烷基,R 4是氢或-CH 2 -CH(OH)-CH 2 -S(= O)m R,X是C 1 -C 8烷基 Y为C1-C8烷基,m为0或1,n为1或2,q为1或2,x为2-6,y为1或2.式(I)化合物也适用 稳定弹性体以防止与弹性体接触的基底的接触变色。