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Diphenyl guanidine（DPG)

 

Chemical Name:Diphenyl guanidine

CAS NO.:  102-06-7
Specification:

NO.	Item	Unit	Specification
1	Appearance	-	Grayish-white powder
2	Initial M.P. (Min)	oC	144.0
3	Loss on drying (Max)	%	0.30
4	Ash (Max)	%	0.40
5	Residue on 63µm sieve (Max)	%	0.10
6	Oil content (*)	%	0; 1.0--2.0

(*): Upon customers request
Properties:No odor or poison. Specific gravity:1.13--1.23. Soluble in chloroform, toluene benzene and ethanol; Insoluble in gasoline and water. Not hygroscopic.
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. Willing DPG can be used in latex as secondary gelling agent (foam stabilizer) in the silico-flouride foam process.
Packaging:25kg bag.