Mercure CBS

Mercure CBS is a delayed action sulphenamide alone or in combination with small quantities of booster accelerator is widely used in NR, SBR, NR/BR, SBR blend, NBR and other synthetic rubber based compounds used mainly for the manufacture Tires, cycle tyre/tubes, beltings (conveyor, transmission, V and fan belts), tyre retreading and repair materials, footwear, hoses, cables, injection molded products and various compression / transfer molded as well as extruded rubber goods.

TDS

CHEMICAL NAME                –                       N –Cyclohexylbenzothiazole -2-sulfenamide

SUPPLY FORM                     –                       Greyish white pellets (Dia – 3.5 mm)/ Powder

TEST NOMINAL VALUE METHOD
Melting point initial (°C) 99.0 Min. ASTM D1519A
Melting point Final (°C) 100 .0 Min ASTM D1519A
Loss on drying 60°C/ 2 hrs. (%) 0.50 Max. ASTM D 4571
Ash Content 760°C/ 2 hrs. (%) 0.15 Max. ASTM D 4574
Methanol Insolubles (%) 0.50 Max. ASTM D 4934
Assay (%) 95.0 Min ASTM D 4936
Free Amine as Cyclohexyl amine (%) 0.50 Max ASTM D 4936
Fineness though 100 mesh (%)    (For powder product) 99.90 Min ASTM D 5461
Oil content (%) 1.0 – 2.0 In house method
ADDITIONAL INFORMATION
Specific Gravity 1.30 – 1.40 ASTM D 1817
Bulk Density (kg/m3) 650-750 In house method
Packaging: Open mouth HDPE fabric bag with paper on the outside. 20 kgs.Net.
Storage Life: Six months 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 CBS

Product

 Rubber Accelerator /  Sulphur, phr
CBS MBTS TMTD TMTM PVI (CTP)

S
Auto Tyres
TreadsCasing		  

NR
NR-BR
SBR-BR
NR-SBR
NR
NR-SBR
NR-BR

  

0.5-0.7
1.2
1.4
0.8
0.7-0.8
1.0
1.0-1.2

  

–
–
–
–
–
–
–

  

–
–
–
–
–
–
–

  

–
0-0.25
0-0.25
0-0.10
0-0.20
0-0.20
0-0.10

  

0.10-0.15
0.10-0.15
0.10-0.20
0.10-0.15
0.15-0.20
0.15-0.20
0.15-0.20

  

2.4*
1.5*
1.7*
2.0*
2.4*
2.2*
2.2*
Cycle Tyre
Treads		  

NR-RR
NR-SR

  

1.0
1.2

  

–
–

  

0.1-0.15
0.15-0.2

  

–
–

  

0.1-0.2
0.1-0.2

  

2.4
2.0
ConveyorBelt Cover
General PurposeHeat Resistant		  

NR
NR-SBR
NR-SBR

  

0.7
1.2
1.5

  

0.2
–
–

  

–
–
0.5

  

–
–
–

  

0.15
0.15
0.25

  

2.4
1.75
0.50
Transmission Belts NR 0.8 – 0.1 – 0.15 3.0
V Belts
Base
Cushion
Friction		  

NR
NR
NR

  

0.6
0.75
0.7

  

0.2
0.1
–

  

–
–
–

  

–
–
–

  

0.2
0.15
0.10

  

3.0
2.4
2.75
Retreads (Truck)
Hot CurePre Cured
Cushion- Hot Cure		  

NR
NR-BR
NR-BR
NR

  

0.6
0.9
0.9
0.7

  

–
–
0.3
–

  

–
–
–
–

  

–
–
–
–

  

0.20
0.15
0.10
0.15

  

2.4*
1.7*
1.6
2.5*
Footwear
DV Soles
Molded Soles & Heels		  

NR-SBR
NR-SBR

  

1.0
1.0

  

0.3
–

  

0.1
0.2-0.3

  

–
–

  

0.10
0.10

  

2.0
2.2
Hoses Tube

 

 

Hoses Cover

 NR
NR-SR
NBR
NBR
NR		 0.8-1.0
1.0-1.2
1.5
0.7
0.8		 –
–
–
–
–		 0.10
0.20
0.50
0.10
0.10		 –
–
–
–
–		 0.10
0.10
0.10
0.15
0.15		 2.2
1.5
0.7
1.8
2.2
Cables NR 1.0 – 0.20 ZDEC-0.2 0.15 1.2
Injection Mouldings NR 0.6 – – – 0.30 2.4
Molded & Extruded Goods  

NR
NRSe EV
NR-EV
SBR
SBR-SeEV
SBR-EV
NBR
NBR-SeEV
NBR-EV

  

0.7
1.5
3.0
1.0

2.0

1.5
1.0

1.0

2.0

  

–
–
–
–

– –
–
– –

  

0.15
0.50
–
0.20

0.50

3.0
0.15

1.0

3.0

  

–
–
–
–

– –
–
– –

  

0.10
0.10
–
0.10

0.10

0.20
0.10

–

–

  

2.2
1.4
0.5
2.2

0.75 0.30
1.50

1.0

0.3
Note: * Insoluble Sulphur (100% active content basis)