Rubber accelerator DPG(D)

　　Chemical name: Diphenylguanidine

　　CAS: 102-06-7

　　Molecular formula: C13H13N3

　　Molecular weight: 211

　　First-class qualified products

　　Appearance (visual inspection): white or off-white powder

　　Initial melting point, ℃≥145.0144.0

　　Heating loss, %≤0.200.30

　　Ash, %≤0.300.40

　　Sieve residue (150μm), %≤0.100.10

　　Properties: White or off-white powder, bitter taste, density 1.12-1.20g/cm3, soluble in ethanol, acetone and benzene, slightly soluble in carbon tetrachloride, stable in air.

　　Uses: Used as a medium-speed accelerator for natural rubber and synthetic rubber, and as an activator for thiazole, thiuram and sulfenamide accelerators. The resulting product has good aging resistance. It is mainly used to manufacture rubber products such as tires, rubber sheets and shoe soles.

　　Packing: composite paper bag lined with plastic film bag, net weight 25 kg.