C - Chemistry – Metallurgy – 09 – D
Patent
C - Chemistry, Metallurgy
09
D
C09D 11/02 (2006.01) C09B 23/00 (2006.01)
Patent
CA 2557787
The invention relates to printing inks for offset and/or high printing, containing NIR absorbers, and the solubility of the NIR absorber in the printing ink is at least 0,1 wt. %. The invention also relates to an NIR absorber made of a cyanine cation comprising an anion, provided with a long- chained alkyl and/or aralkyl group, to the use of said type of printing inks in the printing method, wherein hardening of the printing ink is assisted by using IR lasers.
L'invention concerne des encres d'impression destinées à l'impression offset et/ou en relief contenant des absorbeurs de spectre en proche infrarouge, la solubilité des absorbeurs de spectre en proche infrarouge dans l'encre d'impression étant d'au moins 0,1 % en poids. L'invention concerne également des absorbeurs de spectre en proche infrarouge composés d'un cation cyanine présentant un anion, comportant des groupes alkyle ou aralkyle à chaîne longue. L'invention concerne également l'utilisation de telles encres dans des procédés d'impression avec lesquels le durcissage de l'encre est assisté au moyen de lasers infrarouges.
Bueschel Michael
Erk Peter
Frank Erich
Haremza Sylke
Reichelt Helmut
Basf Aktiengesellschaft
Flint Group Germany Gmbh
Robic
LandOfFree
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