Ethyl-4-dimethylamino benzoate is a tertiary amine synergist typically used in combination with type II photoinitiators such as Benzophenone. It is best known for it’s ability to promote surface cure. It is soluble in most monomers, oligomers and pre-polymers but insoluble in H2O.
Unit of Measure

Typical Properties

Specific Gravity

N/A 1.01

Melting Point

N/A 65 ºC149 ºF

Performance Properties

N/A Excellent solubility Very fast curing amine synergist


N/A White powder

Chemical Class

N/A Amino benzoate

Boiling Point

N/A > 250 ºC


N/A Faint, characteristic

Abs. Peaks

N/A 230 310

Usage Levels

N/A 0.5 to 5 %

Typical Applications

N/A Printing inks such as inkjet, flexo, screen, litho and dry offset.