DETDA (Ethacure 100) Curing Agent For Spray Polyurea Elastomer (SPUA)

Product Name

Diethyltoluenediamine(DETDA)

Applications

Diethyltoluenediamine is a very effective chain extender of polyurethane elastomer, in particular for RIM (reaction injection molding) and SPUA (Spray Polyurea Elastomer). Other uses are as curing agent for polyurethanes and epoxy resin; antioxidant for elastomers, lubricants and industrial oils; and as a chemical intermediate.

Trade Name

Ethancure 100 (Albemarle); DETDA 80(Lonza)

Synonyms

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

Structural Formula

Formula

C₁₁H₁₈N₂

Molecular Weight

178.28

CAS No.

68479-98-1

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)

Typical Properties

Appearance

Light yellowish liquid.

Darkens with time and exposure to air.

Pour point

-9℃

Boling point

308℃

Density

1.022g/ml(20℃)

Flash point

>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

Acute dermal toxicity( LD50,rat) >2000mg/kg

Transportation

UN:3082; Packing Group:III; 

Class:9

MSDS

MSDS is available upon request. Please contact:

info@exceedchemical.com