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“拜耳BayerDESMODUR? T80 TDI”参数说明
| 是否有现货： | 是 | 颜色： | 透明 |
| 形态： | 油状液体 | 来源： | 化学合成 |
| 型号： | T80 | 包装： | 200kg |
“拜耳BayerDESMODUR? T80 TDI”详细介绍
DESMODUR® T80
General Properties and ApplicationsDesmodur® T80 is a compound of the two isomeric forms 2,4-toluene-
diisocyanate [A] and 2,6-toluene diisocyanate [B] in the ratio 80:20. At room temperature the product is a water-clear liquid. Desmodur® T80 is used for the production of Polyurethanes.
Sampling
Moisture access must be prevented when taking product samples.
Specification
Property
Value
Unit of
Method
measurement
Assay, TDI
≥99.50
% by wt.
TDI-01-01
Acidity
≤40
mg/kg
TDI-01-02
Hydrolysable chlorines
≤100
mg/kg
TDI-01-03
2,4-TDI
79.5 – 81.5
% by wt.
TDI-01-04
Other Data*
Property
Value
Unit of
Method
measurement
Appearance
Colorless to pale liquid
DIN ISO 6271
Density at 25oC
approx. 1.22
g/cm3
DIN 51757
Viscosity at 25oC
approx. 3
mPa.s
DIN 53015
NCO content
min. 48
% by wt.
DIN 53185
Freezing point
approx. 13
oC
DIN 53175
Flash point
approx. 127
oC
DIN 51758
*These values provide general information and are not part of the product specification
Storage
- Storage in original sealed Bayer MaterialScience container.
- Recommended storage temperature: 18 - 40°C.
- Protect from moisture, heat and foreign material.
.