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Quality Chemicals for the Rubber industry




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Synthetic Rubber / SBR1502

Characteristics

SBR 1502 is a co-polymerization of butadiene and styrene emulsions, which does not require special mastification. This product is a general purpose rubber and is compatible with other general rubber types. It is used in industry and in non-coloured technical rubber products manufacture. SBR 1502 is also used in automobile tires for lining of light side-frames.

 

PARAMETER

UNIT

VALUE

Mooney viscosity

ML 1+4 (100°C)

47-56

Ash content

% not more than

0.60

Mass losses at drying

% not more than

0.035

Free organic acids

%

5.0-6.5

Bound organic soap

% not more than

0.15

Antioxidant (VTS-150 or VTS-150B)

%

1.0-1.4

Bound styrene

%

22-25

Tensile strength

MPa not less than

27.9

Stabilizer

        Agidol-2

        or WS-30A

 

 

0.7-1.2

1.0-2.0

Vulcanization properties

Tensile strength

MPa not less than

26.5

Elongation at break

%

550

Rebound resilience

% not less than

37

Test compound

SBR 1502

 

1000.0

Stearic acid

 

1.5

ZnO

 

5.0

Technical carbon

 

40.0

Technical sulphur

 

2.0

Altax

 

3.0

Parts per weight

 

151.5