Ultraviolet light curable coating compositions

Chemistry: electrical and wave energy – Processes and products – Processes of treating materials by wave energy

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96115P, 20415914, 20415916, 20415919, 260 22CB, 260 23AR, 260 40R, 260 4221, 260836, 260837R, 427 54, 428418, 428463, 428481, C08F 800, C08F 246

Patent

active

040677915

ABSTRACT:
Ultraviolet light curable coating compositions comprising (1) a monomer and/or prepolymer containing at least one radically crosslinkable ethylenically unsaturated double bond and (2) a photopolymerization initiator containing (a) 4,4'-bis(diethylamino)benzophenone and (b) a lower alkyl ester of p- or o-benzoylbenzoic acid or a derivative thereof in a weight ratio of (a) to (b) of 1 : 1 to 1 : 10.

REFERENCES:
patent: 3926641 (1975-12-01), Rosen
patent: 4004998 (1977-01-01), Rosen

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