DIAPOL 1839

Cold SBR - Carbon Black Masterbatch

Product Description

DIAPOL 1839 is an oil extended Cold SBR Carbon Black Masterbatch containing 100 parts of SBR-1712 base polymer which is prepared with mixed acid emulsifier, 75 parts of N285 black, 50 parts of highly aromatic oil and staining antiozonant stabilizer.

DIAPOL 1839 provides high tensile strength, excellent abrasion resistance and good processing characteristics.

This black Masterbatch is recommended for tread rubber and extruded mechanical goods.

Product Specifications
Description Chemical
(Typical)
Physical
(Typical)
Test Recipe
Emulsifier Mixed Acid Volatile Matter % 0.3 Cpd. Visc. ML-4 @100°C 58 DIAPOL 1839 225.00 PHR.
Stabilizer Staining Antiozonant Ash % 0.1 Cure @145°C x 35 min.   Zinc Oxide 3.00 PHR.
Coagulant Acid Organic Acid % 3.1 Tensile Mpa 22.1 Sulfur 1.75 PHR.
Base Polymer SBR-1712 Soap % 0.1 Elongation % 590 TBBS 1.50 PHR.
Extender Oil Hi Ar 50 PHR. Bound Styrene % 23.5 300% Modulus   Stearic Acid 1.00 PHR.
Carbon Black N285 75 PHR. Carbon Black % 33.1 Mpa 10.9 TOTAL 232.25 PHR.