SpecficationPVI(CTP)-80Pre-Dispersed Polymer Bound Chemicalsfunctionscorch retarderDiscriptioncompositionMixture of 80% N-cyclohexylthiophthalimide and 20% polymer and dispersing agentAppearanceGrey-white granulesDensity（g/cm3）Approximately 1.10Ash（%）0.1Application NotesUsePVI-80 is a scorch retader for NR and SR,Website: ,which can be used together with all sulfenamide types or thiazole type accelerators to control process safety and avoid incipient cure,without any influence on vulcanization characteristics and cross-linking behavior.It can also obviously improve the stability of unvulcanized rubber in storage and decrease scrap rubber rateDosage0.1 - 2 phrPackaging25 kgs in carton box with polyethylene bag linerStorageKeep cool (below 25 ) and dry in original package.24 months from production date.