Flexible, Scratch Resistant Radiation Curable Inkjet Inks

A free radical radiation curable inkjet ink containing a photoinitiator and polymerizable compounds including at least 45 wt% of a mixture of monomers consisting of: a) 10 to 35 wt% of one or more cyclic monofunctional acrylates wherein the homopolymer thereof has a T g larger than 20° C; b) 10 to 3...

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Bibliographische Detailangaben
1. Verfasser:	HOOGMARTENS, IVAN
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	ADHESIVES CHEMICAL PAINT OR INK REMOVERS CHEMISTRY COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS CORRECTING FLUIDS CORRECTION OF TYPOGRAPHICAL ERRORS DYES FILLING PASTES i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME INKS LINING MACHINES METALLURGY MISCELLANEOUS APPLICATIONS OF MATERIALS MISCELLANEOUS COMPOSITIONS NATURAL RESINS PAINTS PASTES OR SOLIDS FOR COLOURING OR PRINTING PERFORMING OPERATIONS POLISHES PRINTING SELECTIVE PRINTING MECHANISMS STAMPS TRANSPORTING TYPEWRITERS USE OF MATERIALS THEREFOR WOODSTAINS
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Beschreibung
Zusammenfassung:	A free radical radiation curable inkjet ink containing a photoinitiator and polymerizable compounds including at least 45 wt% of a mixture of monomers consisting of: a) 10 to 35 wt% of one or more cyclic monofunctional acrylates wherein the homopolymer thereof has a T g larger than 20° C; b) 10 to 30 wt% of a N-vinyl lactam and/or a vinylether acrylate ; c) 10 to 30 wt% of an ethoxylated and/or propoxylated polyacrylate having a molecular weight of at least 450; wherein all wt% are based on the total weight of the inkjet ink. An inkjet printing method is also disclosed