RUBBER VULCANIZING ACCELERATOR     DPG(D)

 

Information

 

Chemical name: Diphenyl guanidine

Molecular: C13H13N3

Molecular structure:

Molecular weight: 211.27

CAS NO.: 102-06-7

Executive standard: Q/CNPC55-2001

 

Specification

 

Item	Index
	First-class products	Acceptable end-product
Appearance(Visual inspection)	White powder	Greyish-white powder
Initial M.P,	145.0	144.0
Losson drying,%	0.20	0.30
Ash,%	0.30	0.40
Residues on 150M sieve,%	0.10	0.10
Residues on 63M sieve,%	0.50	0.50

 

Properties: Grayish-white or white powder no-taste, nontoxic. Density is 1.13--1.19. Soluble in acetone, ethyl acetate, benzene, alcohol, slightly soluble in carbon tetrachloride. Insoluble in water  and gasoline.

Application: Mainly used as medium-speed accelerator in NR and SR. Used as active agent in thiazoles, Autumn Lamb, and the Iodine acyl class promoter, when used simultaneously with DM, TMTD, can be used for continuous vulcanization. Mainly used in the manufacture of tires,slab rubber, soles and industrial products, hard rubber and thick wall products.

Packaging: Polypropylene knitted bags lined with polyethylene weight 25kg per 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.

Note: the product could be oiled and pelleted based on customer request.