Antioxidants. All nitrile rubber producers add an antioxidant to their raw nitrile rubbers. However, where heat resistance and the maximum in durability and service is demanded, additional antioxidant may be added to the cement. Antioxidants commonly used in nitrile rubbers (e.g., amine antioxidants) may be used if staining is not a factor
qurecit dbd dibenzamido diphenyl disulphide cas no. 135-57-9 ec no. 205-201-9 qurecurr pdm n,n'-1,3-phenylenedimaleimide cas no. 3006-93-7 ec no. 221-112-8
