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Printing ink

申请公布号:GB201020187(D0)

申请号:GB20100020187

申请日期:2010.11.29

申请公布日期:2011.01.12

申请人:
SERICOL LIMITED

摘要:An ink-jet ink contains at least one monomer selected from N-vinyl amide or N-acryloyl amine, a photoinitiator, and 0.01 to 0.15 wt.% aromatic amine antioxidant, based on the total weight of the ink. The aromatic amine antioxidant may have the formula Ar(NHR1)n, wherein Ar is C6-10 aryl, R1 is C6-10 aryl or C1-6 alkyl, and n is 1 or 2, e.g. N,Nâ -bis(1-methylpropyl)-1,4-phenylamine. Typically, the N-vinyl amide or N-acryloyl amine is present in an amount of 10-50 wt.% and may be N-vinyl caprolactam. The ink may further comprise 10-70 wt.% additional monofunctional acrylate monomer, such as phenoxyethyl acrylate (PEA). A multifunctional monomer and an oligomer and/or inert resin may also be present. The photoinitiator is preferably a free radical photoinitiator.

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