Styrene Butadiene Styrene block copolymer materials – SBS copolymer 791H

SBS copolymer 791H DESCRIPTION

SBS copolymer 791H is a special grade for asphalt modification with linear molecular structure and the styrene content of 30%. Its molecular weight is higher than that of grade 791 while fluidity is a little weaker. SBS polymer 791H is polystyrene(S)-polybutadiene(B)-polystyrene(S) triblock copolymer.

SBS rubber 791H

 

SBS copolymer 791H APPLICATION

Adhesive / Asphalt modification / Compounding

SBS rubber 791H application

 

CHEMICAL PROPERTIES

Structure: L

Styrene Content  (%): 30

Oil Content  (%): 0

MFI  (g/10min): 0.01 – 0.5

Shore A  (/) : ≥68

Solution Viscosity  (25%,25℃,mPa.s) -

Tensile Strength  (Mpa) : ≥18

Elongation  (%): ≥700

Stress at 300%  (Mpa) : ≥2

Ash  (%): ≤0.20

Volatility  (%): ≤1.00

 

FORMULA

Asphalt Modification (Parts by mass)

SBS(YH791H):  4

Asphalt: 100

Antioxygen: 0.8

 

ALTERNATIVE GRADES

Petrochina SBS T-6302H

 

MANUFACTURE

Sinopec

 

More info:  http://www.becmaterials.com

Any feedback: BEC@becmaterials.com

BECmaterials

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