DPG
DPG
CHEMICAL STRUCTURE: 
CHEMICAL NAME: Diphenyl Guanidine
MOLECULAR FORMULA: C13H13N3
MOLECULAR WEIGHT: 211.27
CAS NO.: 102-06-7
PROPERTIES:
DPG is grayish-white powder/granule. No taste, no poison. Density is 1.08-1.19.
Soluble in acetone ethyl acetate, benzene, alcohol, slightly soluble in CCI4; Insoluble in water and gasoline.
APPLICATION:
Used as a secondary accelerator with thiazoles and sulphenamides in NR and SBR compounds.
Exhibits better storage stability compared to thiuram and dithiocarbamates but is not so active.
Used in latex as secondary gelling agent (foam stabilizer) in the silico-flouride foam process.
QUALITY STANDARD:
ITEM | POWDER | OILED POWDER | GRANULE | |
appearance | gray-white powder (granule) | |||
initial melting point | 145.0℃ min | 145.0℃ min | 145.0℃ min | |
loss on drying | 0.30% max | 0.50% max | 0.30% max | |
ash | 0.30% max | 0.30% max | 0.30% max | |
residue on 150μm sieve | 0.10% max | 0.10% max | / | |
residue on 63μm sieve | 0.50% max | 0.50% max | / | |
additive | / | 0.1%-2.0% | / | |
granule diameter | / | / | 1.0-3.0mm | |
PACKING & LOADING:
Packed in Kraft paper bags of 25kgs net each with P.E. liner inside, or jumbo bags.
12Mt per 20’GP, 24Mt per 40’GP, palletized.
SHIPPING MARKS: Neutral export standard. Also can be customized.
STORAGE VALIDITY: 1 year.