China Powder SBR 1502 Instead of Sbs Used for Self-Adhesive Waterproof Membrane, Find details about China Titanium Dioxide, Rutile Grade Titanium Dioxide from Powder SBR 1502 Instead of Sbs Used for Self-Adhesive Waterproof Membrane
TIANJIN SANZHI PETRO-CHEMICAL CO., LTD. | |||
SBR 1502E | |||
Items | Quality index | Method | |
Appearance | Non-polluting light-colored lump rubber without impurities | Visual measurement | |
Volatiles,%(mass fraction)≤ | 0.45 | GB/T 24131-2009 Hot roll method | |
Aah,%≤ | 0.5 | GB/T4498-1997 Method A | |
Organic acids, %(mass fraction) | 4.50-6.75 | GB/T8657-2000 Method A | |
Organic soaps, %(mass fraction) | 0.5 | GB/T8657-2000 Method A | |
Bound styrene, %(mass fraction) | 22.5-24.5 | GB/T 8658-1998 | |
Massed mooney viscosity,ML(1+4)100°C | 46-54 | GB/T1232. 1-2000 Roller method | |
Compound rubber Mooney viscosity, ML(1+4)100°C≤ | 93 | GB/T 8656-1998 Metohod A ASTM IRB No7carbon black ,GB/T1232. 1-2000 | |
300% Modulus(145°C),MPa (Type I specimen, speed of 500mm/min) | 25min | 13.6-17.6 | GB/T8656-1998GB/T528-1998 Method A ASTM IRB No 7 carbon black, GB528-2009 Type I cutter |
35min | 18.6-22.6 | GB/T8656-1998GB/T528-1998 Method A ASTM IRB No 7 carbon black, GB528-2009 Type I cutter | |
50min | 19.5-23.5 | 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) | 25.5 | 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) | 340 | GB/T8656-1998GB/T528-1998 Method A ASTM IRB No 7 carbon black, GB528-2009 Type I cutter | |
N-nitrosamines, %(mass fraction) | Not detected | Q/SY 1389-2011 |
Item | SK-R350 | Typical value |
TiO2 content % ≥ | 92.5 | 93.0 |
Content of rutile %≥ | 99.0 | 99.0 |
Whiteness(compared with standard sample) | Not less than | Not less than |
Brightness% ≥ | 95.1 | 95.2 |
Tint-reducing power, Reynolds number ≥ | 1920 | 1950 |
Dispersibility (Hegman) ≥ | 6.50 | 6.75 |
pH value | 6.5~8.5 | 6.9 |
Oil absorption, g/100g≤ | 20.0 | 18.0 |
Volatile at 105ºC, %≤ | 0.5 | 0.4 |
Sieve residue( 45 µ m), %≤ | 0.02 | 0.01 |
Specific resistance, Ω. M≥ | 80.0 | 120.0 |