Asphalt and bitumen
Asphalt and bitumen
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SBS
Segment
Asphalt and bitumen;
Roofing and waterproofing
Roofing and waterproofing
Areas of use
Polymer-bitumen binder (PBB), mastics, sealants
Benefits, in relation to segments/processing methods
High asphalt concrete strength
Mass fraction of volatile substances (%), NMT
≤ 0.8
Bound styrene content (%)
28.5–31.5
Breaking elongation (%), NLT
≥ 700
Kinematic viscosity of 5.23% solution in toluene at temperature of (25 ±0.1) °C, cSt
14 ±5
Melt flow index, 190 °C/5 kgf (g/10 min)
< 1
Nominal tensile strength (MPa)
≥ 14.7
Elasticity modulus 300% (MPa)
≥ 2.7
Shore A hardness (c.u.)
72±5
Principal characteristics
High crack resistance, resistance to rutting, excellent manufacturability
Segment
Asphalt and bitumen
Areas of use
Polymer-bitumen binder (PBB)
Benefits, in relation to segments/processing methods
Improved properties that provide high resistance to delamination (storage stability) of polymer-bitumen binder
Mass fraction of volatile substances (%), NMT
≤ 0.8
Bound styrene content (%)
28.5–31.5
Breaking elongation (%), NLT
≥ 700
Kinematic viscosity of 5.23% solution in toluene at temperature of (25 ±0.1) °C, cSt
12 ±5
Melt flow index, 190 °C/5 kgf (g/10 min)
< 1
Nominal tensile strength (MPa)
≥ 14.7
Elasticity modulus 300% (MPa)
≥ 2.7
Shore A hardness (c.u.)
72±5
Principal characteristics
High asphalt concrete strength characteristics, crack resistance, resistance to rutting
Segment
Asphalt and bitumen;
Roofing and waterproofing
Roofing and waterproofing
Areas of use
Polymer-modified bitumen roofing and waterproofing materials
Benefits, in relation to segments/processing methods
High heat resistance
Mass fraction of volatile substances (%), NMT
≤ 0.8
Bound styrene content (%)
28.5–31.5
Breaking elongation (%), NLT
≥ 550
Kinematic viscosity of 5.23% solution in toluene at temperature of (25 ±0.1) °C, cSt
25 ±10
Melt flow index, 190 °C/5 kgf (g/10 min)
< 1
Nominal tensile strength (MPa)
≥ 8.0
Elasticity modulus 300% (MPa)
≥ 2.0
Shore A hardness (c.u.)
75 ±5
Principal characteristics
High frost resistance, stress-strain properties, manufacturability
Segment
Asphalt and bitumen;
Roofing and waterproofing
Roofing and waterproofing
Areas of use
Polymer-bitumen binder (PBB), mastics, sealants
Benefits, in relation to segments/processing methods
High asphalt concrete strength
Bound styrene content (%)
28.5–31.5
Breaking elongation (%), NLT
≥ 700
Kinematic viscosity of 5.23% solution in toluene at temperature of (25 ±0.1) °C, cSt
14 ±5
Melt flow index, 190 °C/5 kgf (g/10 min)
< 1
Nominal tensile strength (MPa)
≥ 14.7
Elasticity modulus 300% (MPa)
≥ 2.7
Shore A hardness (c.u.)
80 ±3
Principal characteristics
High crack resistance, resistance to rutting, excellent manufacturability
Mass fraction of calcium stearate (%), NMT
≤ 0.8