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HDI Trimer
Isocyanurate
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Home
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HDI isocyanurate trimer CAS # 3779-63-3
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Molecular weight
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504.6
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Isocyanate, %
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25 (theoretical) |
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Equivalent weight
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168.2 |
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Toxicity/Safety
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See MSDS of manufacturer, also check for free HDI
monomer content. |
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See also under links
to other web sites. |
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Properties
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TYPICAL PROPERTIES (lower viscosity grade)
| Appearance |
Clear, slightly yellow liquid |
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22.6-23.7 |
Viscosity @ 25°C, mPa s |
1300-2200 |
| Free HDI monomer, % (based on solids) |
0.7 maximum |
| Equivalent wt., avg. (as supplied) |
181 |
| Specific gravity @ 25°C |
1.12 |
| Weight per gallon, lb. @ 25°C |
9.3 |
| Flash point (Setaflash) |
385°F (196°C |
Most commercial products contain various amounts of
higher oligomers. These products have higher viscosity and
also a functionality of >3. Commercial products may also
contain asymmetric isocyanurate structures. |
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| Regulatory |
Inventory |
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| CAS REGISTRY NUMBER |
# 3779-63-3 |
NAME : 1,3,5-Triazine-2,4,6(1H,3H,5H)-trione, 1,3,5-tris(6-isocyanatohexyl) |
| TSCA |
USA |
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Yes |
| DSL |
Canada |
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Yes |
| EINECS |
Europe |
EINECS No. 223-242-0 |
Yes |
| ENCS |
Japan |
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Yes |
| ECL |
Korea |
ECL Serial No. KE-34831 |
Yes |
| AICS |
Australia |
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Yes |
| The
fact that a compound is not listed under a specific CAS # in a
countries inventory does not mean this compound cannot be used,
it can be an exempt compound or polymer which does not require
listing, or it can be listed in a different category. Ask your
supplier. |
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| Other names: |
(2,4,6-trioxotriazine-1,3,5(2H,4H,6H)-triyl) tris(hexamethylene) isocyanate,
1,3,5-Tris(6-isocyanatohexyl)-1,3,5-triazine-
2,4,6-(1H,3H,5H)-trione
Hexamethylene diisocyanate cyclic trimer
Hexamethylene diisocyanate isocyanurate
Isocyanic acid, (2,4,6-trioxo-s-triazine-1,3,5(2H,4H,6H)-
triyl)tris(hexamethylene) ester
Isocyanurate-based hexamethylene diisocyanate trimer
N,N',N''-Tris(6-isocyanatohexyl)isocyanurate
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| Commercial
Products or generic terms used for products. For manufacturer see Isocyanate
MFCT. |
| Desmodur N-3200 |
Desmodur N-3300 |
Luxate HT2000 |
| Tolonate |
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