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Photoinitiator

4-(Dimethylamino)-Benzoic Acid Ethyl Ester
Photoinitiator

Amino Acrylate Synergist
Photoinitiator

2-Ethylhexyl 4-Dimethylamino Benzoate
X-866-4000

N,N-Dihydroxyethyl-Para-Toluidine
Performance Properties N/A Excellent Solubility Very Fast Curing Amine Synergist N/A Easy to use Liquid Excellent Surface Cure in Combination with Type-II Photoinitiators Very Fast Curing N/A Excellent Solubility Very Fast Curing Amine Synergist N/A
Appearance N/A White Powder N/A Light Yellow Powder N/A Clear Liquid N/A
CAS # N/A 10287-53-3 N/A N/A 21245-02-3 N/A
Chemical Name N/A N/A N/A 2-Ethylhexyl 4-dimethylamino benzoate N/A N-N-bis(2-hydroxyethyl)-P-toluidine
Acronym N/A EDB N/A N/A EHA N/A DHEPT
Typical Applications N/A

Ability to promote surface cure

 		N/A

Significantly reduce the effect of oxygen inhibition

Thin Clear Coatings and Inks for Graphic Arts, Wood Plastics, and Metals

 		N/A

Ability to promote surface cure

 		N/A

Ideal for chemical-cure systems using peroxides
Molecular Formula N/A C11H15NO2 N/A N/A C17H27NO2 N/A C11H17NO2
Molecular Weight N/A 193.2 N/A N/A 277.4 N/A 195.262
Melting Point N/A 65 ºC N/A N/A N/A
Boiling Point N/A >250 ºC N/A N/A >250 ºC N/A
Specific Gravity N/A 1.01 g/mL N/A N/A 0.99 g/mL N/A
Viscosity @ 25 ºC (cps) N/A N/A 6,000 – 9,000 N/A N/A
Gardner Color N/A N/A ≤ 2 N/A N/A
Odor N/A N/A Faint, Characteristic N/A Faint, Characteristic N/A
Abs. Peaks N/A 230 nm 310 nm N/A N/A 230 nm 310 nm N/A
Usage Levels N/A 0.5 - 5.0 % N/A 2 – 12 % N/A 0.5 – 5.0 % N/A
Purity (%) N/A N/A N/A N/A >97
Toxic Substance Control Act List N/A N/A N/A N/A Listed