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    • 6. 发明授权
    • Rubber stabilizers derived from N-phenyl-p-phenylenediamine
    • 来自N-苯基对苯二胺的橡胶稳定剂
    • US4855346A
    • 1989-08-08
    • US647258
    • 1984-09-04
    • Paul K. BatteyPeter HopeAshutosh H. Sharma
    • Paul K. BatteyPeter HopeAshutosh H. Sharma
    • C07C229/18C07C237/04C07C237/06C08K5/18C08L7/00C08L21/00
    • C08K5/18Y10S524/925
    • There are disclosed novel compounds of the formula: ##STR1## wherein n=0 or 1, R.sub.1 is selected from the group consisting of a hydrogen atom, straight chain and branched chain alkyl groups and alkoxy groups, and cycloalkyl groups and cycloalkoxy groups having 5 to 8 carbon atoms, R.sub.2 is selected from the group consisting of lower alkyl groups having 1 to 5 carbon atoms, X is an oxygen atom if n=0 or a nitrogen atom if n=1, Y is selected from the group consisting of a hydrogen atom, straight chain and branched chain alkyl groups having 1 to 18 carbon atoms, cycloalkyl groups having 5 to 8 carbon atoms, alkenyl groups having 3 to 18 carbon atoms, phenyl groups, alkylphenyl groups having 7 to 14 carbon atoms and aralkyl groups having 7 to 15 carbon atoms, and R.sub.3 is selected from the same group as Y, or together with X and Y forms part of a heterocyclic ring composed of 5 or 6 atoms in which X is the hetero-nitrogen atom. Also disclosed is the use of the foregoing compounds as stabilizers in rubber or rubber latex.
    • 公开了下式的新化合物:其中n = 0或1,R1选自氢原子,直链和支链烷基和烷氧基,环烷基和环烷氧基具有5个 至8个碳原子,R 2选自具有1至5个碳原子的低级烷基,如果n = 0,X是氧原子,如果n = 1则为氮原子,Y选自 氢原子,具有1至18个碳原子的直链和支链烷基,具有5至8个碳原子的环烷基,具有3至18个碳原子的烯基,苯基,具有7至14个碳原子的烷基苯基和具有 7至15个碳原子,R 3选自与Y相同的基团,或与X和Y一起形成由5或6个原子组成的杂环的一部分,其中X为杂 - 氮原子。 还公开了使用前述化合物作为橡胶或橡胶胶乳中的稳定剂。