Accelerator DDTS



Chemical Name:Dimethyldiphenylthioperoxydicarbamic acid
Molecular Formula:C16H16N2S4
Structural Formula:


Molecular Weight:364.57
CAS NO:53880-86-7
Specification:

Item
Powder
Oiled powder
Granule
Appearance
Light yellow powder(granule)
Assay,%≥
96.0
95.0
95.0
Initial Melting Point℃≥
180.0
179.0
179.0
Final Melting Point℃≤
184.0
184.0
184.0
Loss on Drying%≤
0.40
0.40
0.40
Ash%≤
0.30
0.30
0.30
Residue on 63μm Sieve,%≤
0.50
0.50
----
Residue on 150μm Sieve,%≤
0.10
0.10
----
Oil content,%
----
1.0~2.0
----
Strength
----
----
0.5~2.5
Physical property
Density at 20℃（kg/m3）
1400
1400
1400
Bulk density（kg/m3） 340-360 340-360 340-360

Properties:
It is offwhite powder. Relative density: 1.33; not easily soluble in benzene, chloroform; insoluble in acetone, ethanol, tetrachloromethane,ethyl acetate; insoluble in gasoline or water. It is tasteless; good storage stability.
Application:
DDTS is slow acting accelerator suitable for natural rubber, SBR, isoprene rubber rubber, cis-polybutadiene etc. It is mainly used together with TMTD, TMTM as secondary accelerator to improve the processing safety of rubbers.
Packing:
25kg plastic woven bag, paper with plastic film bag, kraft paper bag
Storage:
Should be stored in cool, dry and draughty place; avoid direct sunlight. Shelf life is 1 yr.
Remark:
Super-fine powder can be produced upon clients' demands.



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