N(1,3- 二甲基丁基)-N/- 苯基对苯二胺,橡膠防老劑4020（6PPD)

Quality specification:

CAS No.: 793-24-8;
EINECS No.: 236-199-8;
Chemical name: N-(1,3-Dimethylbutyl)-N'-phenyl-p-phenylenediamine;
Appearance:  purple-brown granule;
Melting point(min): 46.0;
Heating loss(%max): 0.50;
Ash content(%max): 0.30.

Main identity:

-excellent performance against ozone;
-good property of protection against fatigue and flexible cracking;
-prevention from the performance of catalytic degradation caused by heavy metals.