Mercure MBTS

Mercure MBTS is semi ultra-fast accelerator / its combinations with booster accelerators are used in NR, SBR, SBR-NR / BR blends, NBR, IIR, EPDM, and other synthetic rubber based compounds used for the manufacture of motor cycles and scooter tyres, butyl tubes, cycle tyre and tubes, beltings, retreading materials, footwear, hot air cured products and miscellaneous molded and extruded products.

TDS

Chemical Name                     –                      2,2 – Dithiobisbenzothiazole

Supply Form                          –                       Pale yellow powder

TEST NOMINAL VALUE METHOD
Melting point initial (°C) 164.0 Min. ASTM D1519A
Melting point Final (°C) 168 .0 Min ASTM D1519A
Loss on drying 105°C / 2 hrs. (%) 0.50 Max. ASTM D 4571
Ash Content 760°C/ 2 hrs. (%) 0.30 Max. ASTM D 4574
Fineness though 100 mesh (%) 99.90 Min ASTM D 5461
Assay (%) 93.0 Min ASTM D 5051
Free MBT (%) 2.0 Max ASTM D 5044
Oil Content (%) 1.0 – 2.0 In house method
ADDITIONAL INFORMATION
Specific gravity at RT 1.45 – 1.55 ASTM D 1817
Bulk Density (kg/m3) 450 – 550 In house method
Packaging: Open mouth HDPE fabric bag with paper on the outside. 20 kgs.Net.
Storage Life: Two years from the date of production.
Storage conditions: Keep cool and dry in original packaging.
Product Safety: Relevant safety data and references as well as the necessary hazard warning labels can be found in the safety data sheet.
This information and our technical advice – whether verbal, in writing or by way of trials – are given in good faith but without warranty, and this also applies where proprietary rights of third parties are involved.  Our advice does not release you from the obligation to check its validity and to test our products as to their suitability for the intended processes and uses.  The application, use and processing of our products and the products manufactured by you on the basis of our technical advice are beyond our control and, therefore, entirely your own responsibility.  Our products are sold in accordance with our General Conditions of Sale and Delivery.

APPLICATION

TYPICAL DOSAGES OF MERCURE  MBTS

Product Rubber Accelerator /  Sulphur, phr
MBTS MBT MBS TMTD ZDEC S
Motor Cycle, Scooter
Tyre Treads
NR-
SBR / BR
1.0-1.2** 0.1-0.2 2.2-2.75*
Auto Tubes IIR
BIIR
0.3-0.4
0.5
1.0
0.0-0.2
0.10
1.5
0.5
Cycle Tyre Treads Casing NR-RR
NR-BR
NR
0.8-1.0**
1.0-1.2**
1.0-1.2**
0.1-0.2
0.1-0.2
0.2-0.3
2.2-2.5
2.2
2.5-3.0
Conveyor Belt Cover NR
SBR
0.80**
1.2-1.5**
0.2
0.0-0.15
0.1-0.20
2.75*
2.0
Transmission Belts
General Purpose
Heat Resistant
NR
NR
0.3
0.4
0.8

2.0-2.5
3.0
0.3
V Belts
Base
Cushion
NR
NR
0.2
0.4
0.6**
0.6**
3.0
2.4
Retreading Materials
Cushion-Hot Cure
Cushion-Cold Cure
Vulcanizing Solution
 

NR
NR
NR

 

0.2
0.6
1.2

 


0.4

 

0.7**

-TMTM 0.2
 

2.4*
2.4*
4.0*

Footwear
DV Soles
Microcellular Soles
Neolite Soles
NR-SBR
NR-SBR
NR-SBR
 0.7
0.6
0.7
  0.3

0.3
0.1-0.2
0.1-0.2
0.1-0.2
2.2
2.2
2.5
Hot Air Cured Products
Rubberized Fabric &
Rubber Sheeting
NR 0.4 0.4 0.3 2.5
Cables NR
SBR
1.0
1.6
TMTM
0.3
1.2
1.0
Misc. Molded and
Extruded Products
NR
SBR
NBR
EPDM
0.8-1.0
1.2-1.5
1.2-1.5
3.0
0.0-0.2
0.0-0.2
0.0-0.2
0.75
 

 

ZDBC 1.5

2.4
2.2
1.5
0.5
Mercure MBTS is also used in following compounds / products

– Chlorobutyl Inner Liner (Bias Tyres): MBTS-0.75 + Alkyl phenol disulfide-1.2 + ZnO 5.0

– Bromobutyl Inner Liner (Radials): MBTS-1.25 + ZnO-3.0 + S-0.4

– Bromobutyl OTR Tubes: MBTS-1.2 + TMTD-1.7 + ZnO-4.0

– Bromobuty l Tank Lining: MBTS-1.0 + TMTD-0.5 + ZnO-5.0 + S-0.5

Note: 
*  Insoluble Sulphur (100% active content basis)
** PVI (Retarder) may be incorporated at 0.2-0.3 phr levels for desired
scorch safety, ensuring compliance with vulcanizate properties.