Accelerator DPG(D)



Chemical Name: Diphenyl guanidine
Specification:

Item Powder Oiled powder Granule
Appearance Gray-white powder(granule)
Initial M.P. οC ≥ 145.0 145.0 145.0
Loss on drying % ≤ 0.30 0.40 0.30
Ash % ≤ 0.30 0.40 0.30
Residues on 150μm sieve, % ≤ 0.10 0.10 \
Additive, % \ 1.0-2.0 \
Granule Diameter, mm \ \ 1.5-2.0
Properties:
Grayish-white powder(granule). No taste, no poision. Densty is 1.08--1.19. Soluble in acetone, ethyl acetate, alcohol, slightly soluble in CCI4. Insoluble in gasoline and water.
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. Accelerator DPG can be used in latex as secondary gelling agent (foam stabilizer) in the silico-flouride foam process.
Packaging:
25kg plastic woven bag, paper with plastic film bag, kraft paper bag.
Storage:
Keep container tightly closed in a cool, well-ventilated place. The recommended maximum storage life is 2 years when stored under normal conditions.


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