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Benzil dimethyl ketal is a fast curing type-I photoinitiator. It is soluble in most monomers, oligomers and pre-polymers but insoluble in H2O.
Unit of Measure

Typical Applications

N/A Coatings for graphic arts, wood, plastics, metals. Printing plates, flexo, screen, litho, dry offset inks. Adhesives.

Typical Properties


N/A PL Industries

Performance Properties

N/A Excellent through cure Low cured film odor Low volatility Very fast curing


N/A White crystalline powder

Chemical Class

N/A Benzildimethyl-ketal

Molecular Formula

N/A C16H16O3

Molecular Weight

N/A 256.3

Melting Point

N/A 65 ºC149 ºF

Boiling Point

N/A 134 ºC

Specific Gravity

N/A 1.21


N/A Faint, characteristic

Abs. Peaks

N/A 250 340

Usage Levels

N/A 0.5 to 5 %