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    • 1. 发明授权
    • Block oligomers containing 1-Hydrocarbyloxy-2,2,6,6-Tetramethyl-4-piperidyl groups as stabilizers for organic materials
    • 含有1-烃氧基-2,2,6,6-四甲基-4-哌啶基的嵌段低聚物作为有机材料的稳定剂
    • US06177491B1
    • 2001-01-23
    • US09424140
    • 1999-11-18
    • James Peter GalboDario LazzariFabrizio Guizzardi
    • James Peter GalboDario LazzariFabrizio Guizzardi
    • C08K53492
    • C07D401/14C08K5/34926C09K15/20
    • Compounds of formula (I), wherein n is a number from 2 to 14; R1 is for example C1-C18alkyl or C5-C12cycloalkyl; R2 is for example C2-C12alkylene; A is for example acetyl, (C1-C4alkoxy)carbonyl, (C1-C4alkyl)aminocarbonyl or C1-C4alkyl; B is —OR3, —N(R4(R5) or a group of formula (II); R3, R4 and R5, which are identical or different, are for example hydrogen or C1-C18alkyl, or —N(R4)(R5) is additionally a group of formula (III) with Y being —O—, —CH2—, —CH2CH2— or >N—CH3; X is —O— or >N—R6; R6 is for example hydrogen or C1-C18alkyl; and R is preferably a group of formula (IV); with the proviso that in the individual recurrent units of formula (I), each of the radicals B, R, R1 and R2 has the same or a different meaning. The indicated compounds are useful as light stabilizers, heat stabilizers and oxidation stabilizers for organic materials, in particular synthetic polymers.
    • 式(I)的化合物,其中n为2至14的数; R1是例如C1-C18烷基或C5-C12环烷基; R2是例如C 2 -C 12亚烷基; A是例如乙酰基,(C 1 -C 4烷氧基)羰基,(C 1 -C 4烷基)氨基羰基或C 1 -C 4烷基; B是-OR 3,-N(R 4(R 5)或式(II)基团); R 3,R 4和R 5相同或不同,例如是氢或C 1 -C 18烷基或-N(R 4) )另外是式(III)的基团,其中Y是-O-,-CH 2 - , - CH 2 CH 2 - 或> N-CH 3; X是-O-或> N-R6; R 6是例如氢或C 1 -C 18烷基 ; R优选为式(IV)的基团;条件是在式(I)的各个反复单元中,基团B,R,R 1和R 2各自具有相同或不同的含义, 可用作有机材料的光稳定剂,热稳定剂和氧化稳定剂,特别是合成聚合物。
    • 2. 发明授权
    • Triazine compounds containing 2,2,6,6-tetramethyl-4-piperidyl groups as stabilizers for organic materials
    • 含有2,2,6,6-四甲基-4-哌啶基的三嗪化合物作为有机材料的稳定剂
    • US06221937B1
    • 2001-04-24
    • US09426025
    • 1999-10-25
    • Dario LazzariFabrizio Guizzardi
    • Dario LazzariFabrizio Guizzardi
    • C08J708
    • C07D401/14C08K5/34926
    • A product of the formula (I) in which n is a number from 2 to 14; the radicals R1 are for example hydrogen or C1-C8alkyl; R2 is for example C2-C12alkylene; the radicals A are for example C1-C8acyl; the radicals B are independently of one another —OR3, —N(R4)(R5) or a group of the formula R3, R4 and R5, which are identical or different, are for example hydrogen or C1-C18alkyl, or —N(R4)(R5) is additionally a group of the formula with Y being —O—, —CH2—, —CH2CH2— or >N—CH3; X is —O— or >N—R6; R6 is for example hydrogen or C1-C18alkyl; R is preferably a group of the formula with the proviso that in the individual recurrent units of the formula (I), each of the radicals B, R, R1 and R2 has the same or a different meaning. The indicated product is useful as light stabilizer, heat stabilizer and oxidation stabilizer for organic materials, in particular synthetic polymers.
    • 式(I)的产物,其中n为2至14的数; 基团R1是例如氢或C1-C8烷基; R2是例如C 2 -C 12亚烷基; 基团A是例如C 1 -C 8酰基; 基团B彼此独立地为-OR3,-N(R4)(R5)或相同或不同的式R3,R4和R5的基团为例如氢或C1-C18烷基,或-N(R4 )(R 5)另外是一个基团,Y是-O - , - CH 2 - , - CH 2 CH 2 - 或> N-CH 3; X是-O-或> N-R6; R6是例如氢或C1-C18烷基; R优选为一组公开的条件,即在式(I)的各个反复单元中,基团B,R,R 1和R 2各自具有相同或不同的含义。所指示的产物可用作光稳定剂 ,用于有机材料的热稳定剂和氧化稳定剂,特别是合成聚合物。