Chemical  Name

4,4’-bis(diethylamino)benzophenone

Chemical  Structure

Molecular  weight

324.46

CAS  NO.

90-93-7

Physical  Properties

Appearance

Pale yellow powder

Melting Range(℃)

93-96

Absorption (nm)

248, 374

Purity(%)

≥99.0（HPLC）

Applications

EMK can be used to all  kinds of UV curable system, such us inks.

EMK recommended concentration: 1.0-5.0%

Storage  Conditions

EMK Is  sensitive to visible light and any exposure to sunlight should be avoided. Kept  at low/ambient temperature and dry conditions. Avoid contacting with strong oxidants.

The product  is stable for 2 year if stored in original, sealed containers under  above-mentioned conditions.

Packaging

20 kg carton