• SBR 1778E (Emulsion Type Styrene Butadiene Rubber)
  • SBR 1778E (Emulsion Type Styrene Butadiene Rubber)

SBR 1778E (Emulsion Type Styrene Butadiene Rubber)

Raw Material: Synthetic Rubber
Material: Styrene Butadiene Rubber
Specification: 35KG/bag
Trademark: KunLun
Origin: China
Samples:
US$ 50/kg 1 kg(Min.Order)
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Basic Info.

Model NO.
SBR 1778E

Product Description

Overview:
This product is produced using the low temperature emulsion polymerization method with butadiene and styrene as the monomers, the mixed soap as the emulsifier, filled with the naphthenic base oil and a non-color type antioxidant as the additive. It is free from nitrosamines and salt.

APPLICATIONS:
Environment friendly oil-filled SBR, which is mainly used for producing advanced tire tread rubber.
TIANJIN SANZHI PETRO-CHEMICAL CO., LTD.
SBR 1778E
Items Quality index Method
Appearance Non-polluting light-colored lump rubber without impurities Visual measurement

Volatiles,%(mass fraction)≤
0.2 GB/T 24131-2009 Hot roll method

Aah,%≤
0.08 GB/T4498.1-2013 Method A

Organic acids, %(mass fraction)
5.13 GB/T8657-2014 Method A

Organic soaps, %(mass fraction)
0.07 GB/T8657-2014 Method A

Bound styrene, %(mass fraction)
23.4 GB/T 8658-1998

 Massed mooney viscosity,ML(1+4)100°C
48 GB/T1232. 1-2000 Roller method

Compound rubber Mooney viscosity,ML(1+4)100°C
55 GB/T  1232.1-2000 ASTM IRB
No7carbon black 

300% Modulus(145°C),MPa
(Type I specimen,
 speed of 500mm/min)
25min 12.7 GB/T8656-1998GB/T528-1998 Method A ASTM IRB
No 7 carbon black, GB528-2009 Type I cutter
35min 15.1 GB/T8656-1998GB/T528-1998 Method A ASTM IRB
No 7 carbon black, GB528-2009 Type I cutter
50min 17 GB/T8656-1998GB/T528-1998 Method A ASTM IRB
No 7 carbon black, GB528-2009 Type I cutter

Tensile strength (145°C,35min),MPa≥
(Type I specimen,
speed of 500mm/min)
20 GB/T8656-1998GB/T528-1998 Method A ASTM IRB
No 7 carbon black, GB528-2009 Type I cutter

Elongation(145°C,35min),%≥
(Type I specimen,
speed of 500mm/min)
386 GB/T8656-1998GB/T528-1998 Method A ASTM IRB
No 7 carbon black, GB528-2009 Type I cutter

Oil content, %(mass fraction)
27.7 SH/T 1718-2002


 

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Gold Member Since 2019

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Trading Company
Number of Employees
10
Year of Establishment
2001-07-25