| 摘要 |
21489-7243 3-16119/+/CHM 26 1,2,2,6,6-Pentamethyl-4-piperidylaminotriazine derivatives and their use as stabilizers Compounds of the formula (I) (I) wherein R1 and R5 are independently hydrogen, C1-C12-alkyl, C5-C7-cyclo-alkyl or a group of the formula (II), (II) R2, R3 and R4 are independently C2-C12-alkylene, R is a group of the formula (III) (III) wherein R6 is C2-C8-dialkylamino, C1-C4-alkoxy, pyrrolidinyl, piperidino, morpholino, hexahydroazepinyl or a group of the formula (IV), (IV) R7 and R8 are independently C1-C12-alkyl, C5-C7-cycloalkyl, benzyl or a group of the formula (II), subject to the proviso that both, R1 and R5 are different from hydrogen, if R is a group are useful as light stabilizers, heat stabilizers and/or oxidation stabilizers for organic materials, in particular synthetic polymers. |
