| 主权项 |
1. A synergistic mixture, comprising:
(A) from 50 to 95% by weight of a compound having a structural element which is at least one of (A1) a tetrahydrobenzoxazine of formula (IV) wherein R9 is a hydrocarbyl radical comprising from 1 to 3000 carbon atoms and may be interrupted by one or more heteroatoms from the group of O and S and/or by one or more NR14 moieties, R14 is a hydrogen atom or a C1- to C4-alkyl radical, and R10, R11, R12, and R13 are each independently hydrogen atoms, hydroxyl groups, or hydrocarbyl radicals comprising in each case from 1 to 3000 carbon atoms and may be interrupted by one or more heteroatoms from the group of O and S and/or by one or more NR14 moieties, R12 may also be a radical of formula (Y) wherein X is a hydrocarbon bridging member which comprises one or more isobutene units, or R12 may also be a radical of the formula (Z) or (Z′) wherein R17 and R18 may be the same or different and are each hydrogen or a C1- to C10-alkyl radical, and R10 and R11 or R11 and R12 or R12 and R13 may also form a second tetrahydrooxazine ring with the —O—CH2—NR15—CH2— substructure attached to the benzene ring, or R10 and R11 and R12 and R13 may also form a second and a third tetrahydrooxazine ring with the —O—CH2—NR15—CH2— and —O—CH2—NR16—CH2— substructures attached to the benzene ring, R15 and R16 are each independently hydrocarbyl radicals comprising in each case from 1 to 3000 carbon atoms and may be interrupted by one or more heteroatoms from the group of O and S and/or by one or more NR14 moieties, with the proviso that at least one of R9, R10, R11, R12, R13, R15, and R16 comprises from 4 to 3000 carbon atoms and the remaining substituents from the group of R9, R10, R11, R12, R13, R15 and R16, when they are hydrocarbyl radicals, each comprise from 1 to 20 carbon atoms; and (A2) a polycyclic phenolic compound comprising up to 20 benzene rings per molecule, obtained by reacting (a2-i) a tetrahydrobenzoxazine of formula (XXVI) wherein substituent R19 is a hydrocarbyl radical comprising from 1 to 3000 carbon atoms and may be interrupted by one or more heteroatoms from the group of O and S and/or by one or more NR24 moieties, R24 is a hydrogen atom or a C1- to C4-alkyl radical, and R20, R21, R22 and R23 are each independently hydrogen atoms, hydroxyl groups, or hydrocarbyl radicals comprising in each case from 1 to 3000 carbon atoms and may be interrupted by one or more heteroatoms from the group of O and S and/or by one or more NR24 moieties, with at least one of (a2-ii) one or more of the same or different phenols of formula (XXVII) wherein R25, R26, R27, and R28, are each independently hydrogen atoms groups, or hydrocarbyl radicals comprising in each case from 1 to 3000 carbon atoms and may be interrupted by one or more heteroatoms from the group of O and S and/or by one or more NR24 moieties, and (a2-iii) one or more of the same or different tetrahydrobenzoxazines of formula (XXVI) wherein R22 may also be a radical of the formula (Z″) and R27 may also be a radical of the formula (Z′″) wherein R25 may also be a radical derived from a tetrahydrobenzoxazine of formula (XXVI), R33 is hydrogen or a radical derived from a tetrahydrobenzoxazine of formula (XXVI), and R29 and R30 may be the same or different and are each hydrogen or a C1- to C10-alkyl radical, and R20 and R21 or R21 and R22 or R22 and R23 may also form a second tetrahydrooxazine ring with the —O—CH2—NR31—CH2— substructure attached to the benzene ring, or R20 and R21 and R22 and R23 may also form a second and a third tetrahydrooxazine ring with the —O—CH2—NR31—CH2— and —O—CH2—NR32—CH2— substructures attached to the benzene ring, where R31 and R32 are each independently hydrocarbyl radicals comprising in each case from 1 to 3000 carbon atoms and may be interrupted by one or more heteroatoms from the group of O and S and/or by one or more NR24 moieties, with the proviso that at least one of R19, R20, R21, R22, R23, R25, R26, R27, R28, R31, and R32 comprises from 13 to 3000 carbon atoms and the remaining substituents from the group of R19, R20, R21, R22, R23, R25, R26, R27, R28, R31, and R32 , when they are hydrocarbyl radicals, comprise in each case from 1 to 20 carbon atoms; and (B) from 5 to 50 % by weight of at least one of tetrakis[methylene-2 -(C4- to C30 -alkylthio)propionate]methane, and a C4- to C30-alkylthiopropylamide, where a sum of the two components (A) and (B) adds up to 100% by weight. |
