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DPG (D)
Diphenyl guanidine

Synonym: D

Molecular Formula: C13H13N3

Molecular Weight: 211.27

Structure Formula:

CSA NO.: 102-06-7

Specification:

                           ITEM
                                                               INDEX
First Grade
                  Second Grade
 Appearance (Visual inspection)
white powder
 Greyish-white powder
 Initial M.P, oC  ≥
145.0
144.0
 Loss on drying, % ≤
0.20
0.30
 Ash, % ≤
0.30
0.40
 Residues on 150μm sieve,%
0.10
0.10
 Residues on 63μm, % ≤
0.50
0.50

 Properties: Grayish-white or white powder notaste, nontoxic . Density is 1.13--1.19. Soluble in acetone, ethyl acetate, benzene, alcohol, slightly soluble in carbon tetrachloride Insoluble in water  and gasoline.

Usage:

It is mainly used for natural rubber syntheic the medium-speed accelerator. Used in thiazoles, Autumn Lamb, and the second category of iodine acid catalyst for the active agent, and agent for DM, TMTD used, can be used for continuous vulcanization. Mainly used in the manufacture of tires, plastic sheet, soles and industrial products, rigid and thick plastic products.

Storage:

Keep container tightly closed in a cool, well-ventilated place. The recommended maximum storage life is 2 years when stored under normal conditions.