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rubber additive DPTT/TRA accelerator DPTT/TRA CAS NO: 120-54-7
Specification:
Item |
Powder |
Oiled powder |
Granular |
Appearance |
Light yellow powder(granule) |
||
Initial M.P. οC ≥ |
110.0 |
110.0 |
110.0 |
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 |
-- |
-- |
1.50 |
Rubber Accelerator DPTT (TRA)
Chemical Name: Dipentamethylene thiuramtetrasulfide
structure:
Molecular Formula: C12H20N2Sn(n=4 or 6)
Molecular Weight: 384.66/448.77
CAS NO: 120-54-7
Specification:
Item |
Powder |
Oiled powder |
Granular |
Appearance |
Light yellow powder(granule) |
||
Initial M.P. οC ≥ |
110.0 |
110.0 |
110.0 |
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 |
-- |
-- |
1.50 |
Properties: Light yellow powder(granule). Odorless and non-toxic. Specific gravity:1.5. Soluble in benzene, CS2, acetone and chloroform; partly soluble in gasoline and CCL4; Insoluble in water and alkali.
Application: DPTT is used as primary/secondary accelerator or sulphur donor for IIR, CSM, EPDM, NR, IR, SBR and CR. It can improve the heat resistance and anti-aging property of vulcanized rubbers; especially suitable for light-colored products.
Packaging: 25kg plastic woven bag, paper with plastic film bag, kraft paper 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 years.
Remark: Super-fine powder can be produced upon clients' demands.
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