DMTDA (Ethacure 300) Dimethylthiotoulenediamine

Product Detail

1. Product name: Dimethylthiotoulenediamine(DMTDA)

2. Formula: C9H14N2S2

3. Molecular Weight: 214.35

4. CAS No.: 106264-79-3

5. Trade Name: Ethacure 300 (Albemarle)

6. 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.

7. Synonyms: Diethylmethylbenzenediamine (French) (DSL, EINECS); diethylmethylbenzenediamine (EINECS);  Diethylmethylbenzoldiamin (German) (EINECS); dietilmetilbencenodiamina (Spanish) (EINECS); ar,ar-Diethyl-ar-methylbenzenediamine (ECL); TOLUENE, DIAMINE-, DIETHYL- (PICCS)Diethyltoluenediamine

8. 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)

Dialkylated m-phenylenediamines: 0.5~3.0%(GC,area,Calculated)
Water≤0.08% (w/w) (KF)
Appearance

Light yellowish liquid.

Darkens with time and exposure to air.

Pour point-9℃
Boling point308℃
Density1.022g/ml(20℃)
Flash point>135℃(TCC)
Viscosity

280centistokes(20℃);

155 centistokes(25℃)

Equivalent weight with isocyanates

89.1
Equivalent weight with epoxy resins44.6

9. Packaging: Net weight 200KG/drum; 16000KG/20GP container

10. Transportation: UN:3082; Packing Group:III; Class:9


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