Oil Type Asphaltenes, % Polar Cmpds, % Saturates max. max Aromatic 101 0.75 25 20 (max) 102 0.50 12 20.1-35.1 Naphthenic 103 0.3 6 35.1-65 Paraffinic 104 0.1 1 65(min2 All oils contain aromatic and napthenic rings. Paraffinic oils have more saturated rings and long paraffinic side chains.
PVI/CTP Chemicals, Flame retarders / Anti-scorching agents PVI or CTP also known as N- (Cyclohexylthio)phthalimide used as ant scorching agent, is an flame retardant for NR and synthetic Contact Now Anti-scorching Agent CTP(PVI) It mainly use for natural and synthetic rubber, particularly with sulfenamide accelerators composing a good