Radiation curable inks

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Compositions to be polymerized by wave energy wherein said...

Reexamination Certificate

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C522S074000, C522S071000, C522S077000, C522S168000, C522S178000, C522S182000, C522S081000, C522S121000, C522S113000, C106S031130, C106S031600, C523S160000, C523S300000

Reexamination Certificate

active

07977402

ABSTRACT:
Radiation curable ink compositions for impulse printheads are described. The compositions include a photoinitiator system, containing both a photocation polymerization initiator and a free-radical photoinitiator, an acrylate ester of a carboxylic acid ester, and at least one radiation curable material.

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