Masterbatch DPG (D) -75 Rubber Chemical
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Chemical Name: A agglutination of diphenyl guanidine
Physical Property: Light gray granules with bitterness but odourless. No hygroscopic.
Dissolve in many common organic solvents such as benzene, toluene, ethanol
and acetone, insoluble in water and gasoline.
Light gray granules
Specific Gravity (25oC) ~1.0
Loss on Heating (105oC/10min) <=3.0%
Application: This product is applied widely as guanidine accelerator. The vulcanizate
has good anti-aging property. It needs activation with zinc oxide and stearic
acid and usually used in combination with thiazoles, dithiocarbamates and thiuram
accelerators so that to increase its activity.
It can be suitable for use in NR and all kinds of synthetic rubbers. Besides it applies
to tires, rubber footwear, hoses, cables, common industrial products but
it isn't suitable for rubber product touched with food for its bitterness and there
is a little pollution.
Dosage: Recommend dosage: 0.2-0.7PHR
Package and Storage:
1. Package: paper boxes,20kg/box
2. Sealed storage: Stored in cool and ventilated place.
3. Storage period: At least six months under normal storage condition.