ISO 11235:2016


Note: Latest version: ISO 11235:2023

Existing or new amendments and versions must be purchased separately.



ISO 11235:2016 specifies the methods to be used for the evaluation of sulfenamide accelerators: - MBTS: benzothiazyl disulphide; - CBS: N-cyclohexylbenzothiazole-2-sulfenamide; - TBBS: N-tert-butylbenzothiazole-2-sulfenamide; - DIBS: N,N'-diisopropylbenzothiazole-2-sulfenamide; - DCBS: N,N'-dicyclohexylbenzothiazole-2-sulfenamide; - MBS: N-oxydiethylenebenzothiazole-2-sulfenamide. NOTE Although MBTS is not a sulfenamide, it is the primary decomposition product of these accelerators and quantitatively determined by the method specified in 5.2. The analytical methods are applicable for most commercial sulfenamide accelerators: - sulfenamides of primary amines (type I); - sulfenamides of unhindered secondary amines (type II); - sulfenamides of hindered secondary amines (type III). The method (5.2) to determine purity by high performance liquid chromatography (HPLC) is the preferred method.

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  • Standard from ISO
  • Published:
  • Withdrawn:
  • Edition: 2
  • Document type: IS
  • Pages
  • Publisher: ISO
  • Distributor: ISO
  • ICS: 83.040.20
  • International TC: ISO/TC 45/SC 3

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