JOYWAY INDUSTRIAL COMPANY LIMITED
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Curing agent E300 for Polyurethane Pre-polymer
DMTDA (E300)
Technical Data Sheet
| Product Name | Dimethylthiotoulenediamine(DMTDA) | |
| Applications | DMTDA curative, a liquid aromatic diamine with low chronic toxicity, is an effective curative for polyurethane cast elastomers. It is used in both hot and room-temperature casting. Other uses include as a slower chain extender for polyurethane urea and polyurea elastomers in reaction injection molding, structural reaction injection molding and hand-applied and spray coating applications, alone or in blends with DETDA curative. | |
| Trade Name | Ethancure 300 (Albemarle) | |
| Synonyms |
Diethylmethylbenzenediamine (French) (DSL, EINECS) diethylmethylbenzenediamine (EINECS) Diethylmethylbenzoldiamin (German) (EINECS) dietilmetilbencenodiamina (Spanish) (EINECS) ar,ar-Diethyl-ar-methylbenzenediamine (ECL) TOLUENE, DIAMINE-, DIETHYL- (PICCS)Diethyltolue nediamine |
|
| Structural Formula | ||
| Formula | C9H14N2 S2 | |
| Molecular Weight | 214.35 | |
| CAS No. | 106264-79-3 | |
| Specifications | Assay | ≥97%(GC,area,Calculalted) |
| 3,5-Diethyltoluene-2,4-diamine: 75.5～81.0%(GC, area) | ||
| 3,5-Diethyltoluene-2,6-diamine: 18.0～20.0%(GC, area) | ||
| Dialkylatedm-phenylenediamines: 0.5～3.0%(GC,area,Calculated) | ||
| Water | ≤0.08% (w/w) (KF) | |
| Typical Properties | Appearance |
Light yellowish liquid. Darkens with time and exposure to air. |
| Pour point | -9℃ | |
| Boling point | 308℃ | |
| Density | 1.022g/ml(20℃) | |
| Flashpoint | >135℃(TCC) | |
| Viscosity |
280centistokes(20℃); 155 centistokes(25℃) |
|
| Equivalent weight with isocyanates | 89.1 | |
| Equivalent weight with epoxy resins | 44.6 | |
| Handling | Packaging | Bulk quantities in rail/road tank containers or steel drums |
| Net weight 200KG/drum | ||
| Toxicity | Oral (Rat) LD50: 1515 mg/kg | |
| Transportation |
UN:3082; Packing Group:III; Class:9 |
|
| MSDS | MSDS is available upon request. |