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Rubber Accelerator DPTT(TRA)


Chemical Name: Dipentamethylene thiuramtetrasulfide

Structure:


Molecular Formula: C12H20N2S6

Molecular Weight: 384.66

CAS NO: 120-54-7

Specification:


Item

Powder

Oil powder

Granular

Appearance

Light yellow powder(granular)

Initial M.P. (Min) ≥ °C

110.0

110.0

110.0

Loss on drying (Max) ≤ %

0.40

0.40

0.40

Ash (Max) ≤ %

0.40

0.40

0.40

Residues on 63μm sieve, % ≤

0.50

0.50

-

Residues on 150μm sieve, % ≤

0.10

0.10

-

Oil content, %

-

0.0-2.0

-

Granular diameter mm

-

-

1.5


Properties: Light yellow powder (granule). No taste, no poison. The density is 1.5. Soluble in chloroform, benzene, acetone, CS2, partly soluble in gasoline and CCl4 insoluble in water and alkali of lower concentration


Application: Secondary accelerator for NR, SBR, EPDM, and NBR. For rich sulphur content of 28%, it could be used as cure agent. In the system of SBR and NBR, it could be used the primary cure agent. No poison and no pollution. Easily dispersed in rubber system


Package: 25kg plastic woven bag, paper with plastic film bag, kraft paper bag or jumbo bag


Storage: The product should be stored in the dry and cooling place with good ventilation, avoiding exposure of the packaged product to direct sunlight. The validity is 2 year.

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