PVI

CTP/PVI(Powder)

Function Retarder for NR and other rubbers; especially suitable for sulphenamides
conventional curing system.

Product description
Composition:	~97%N-(cyclohexylthio) phthalinmide
Appearance:	White or light yellow crystal powder
Available Content,Min	≥96.0
Melting Point/°C,range	89.0-94.0
Ash, %, Max	0.1
Insoluble in toluene, %, Max	0.5
Loss on heating, %, Max	0.5

Use Mode of action: CTP can be used in natural or synthetic rubber and can effectively prevent the
rubber compounds from scorching during processing. It makes it possible for
calendar to work at high temperature and high speed, and improves capacity of the
vulcanize . CTP can also improve the storage stability of the rubber
compounds and keep them from natural vulcanization during storage.
Meanwhile, it has reclamation function for rubber compounds that have been
borne at high temperature or dangerous for scorching.
Packing Paper-plastic complex bag, 20KG/bag.
Storage stability In original closed containers under cool and dry conditions, max. 1 year.