摘要 |
A composition comprising 2-alkylthio- or 2-aryl(heteroyl)thio-substituted p-phenylenediamine of formula (I), where X and Y are the same or different and selected from the group NH2 or NHR (whwere R is alkyl, cycloakyl or aryl); and R' is alkyl, cycloalkyl, alkylene aryl, arylene, alkyle3-propionate,bridging groups or carbon based heteroclic group containing at least one of S or N, or both S and N; its method of preparation, and its use as an antidegradant in natural or synthetic rubber. |
申请人 |
FLEXSYS AMERICA L.P.;MAENDER, OTTO, WILLIAM;ROSTEK, CHARLES, J.;KATRITZKY, ALAN, R.;ODENS, HERMAN, H.;VORONKOV, MICHAEL, V. |
发明人 |
MAENDER, OTTO, WILLIAM;ROSTEK, CHARLES, J.;KATRITZKY, ALAN, R.;ODENS, HERMAN, H.;VORONKOV, MICHAEL, V. |