Brand: COVESTRO
NCO content：19.6 ± 0.3 %
Non-volatile content2.2 g / 120 min / 100 °C：90 ± 1 %
Viscosity (23 °C)：500 ± 150 mPa·s
Color value (Iod)：≤ 40
Monomeric HDI：< 0.15%
Brand: COVESTRO
NCO content：13.3 ± 0.4 %
Non-volatile content2.2 g / 120 min / 100 °C：75 ± 1 %
Viscosity (23 °C)：250 ± 75 mPa·s
Color value (Iod)：≤ 40
Monomeric content：< 0.38%
Brand: COVESTRO
NCO content：16.5 ± 0.3 %
Non-volatile content2.2 g / 120 min / 100 °C：75 ± 1 %
Viscosity (23 °C)：250 ± 75 mPa·s
Color value (Iod)：≤ 40
Monomeric content：< 0.38%
Brand: EVONIK
losson drying：<1.5 %
pH-value:3.7 – 4.5
SiO2 content:>99.8 %
specific surfacearea(BET):175 – 225 m²/g
tamped density:Approx. 50 g/l
Brand: COVESTRO
NCO content：4.4 ± 0.2 %
Viscosity (23 °C)：7000 ± 1000 mPa·s
Monomeric HDI：< 0.5%
Brand: EVONIK
losson drying：<1.5 %
pH-value:3.7 – 4.5
SiO2 content:>99.8 %
specific surfacearea(BET):175 – 225 m²/g
tamped density:Approx. 120 g/l
Brand: EVONIK
losson drying：<1.5 %
pH-value:3.7 – 4.5
SiO2 content:>99.8 %
specific surfacearea(BET):175 – 225 m²/g
tamped density:Approx. 50 g/l
Brand:Thousands Technology
Appearance: Light yellow transparent liquid
Viscosity（25℃，Pa·s）：0.25-0.45
Gel time（25℃，min）：9-17
Acid value（mgKOH/g）：28-36
Solid content（%）：61-67
Brand:Thousands Technology
Appearance: clear purple liquid
Gel time(25℃)≤5min
Density(25℃):0.900-0.922g/min
Color of resin casting body: reveal original resin color
