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US5367005A Heatset security ink 失效
加热安全墨水

Heatset security ink
摘要:
The invention relates to a heatset printing ink especially suitable for the intaglio printing of security documents, particularly currency. The ink comprises: a) an epoxy resin ester reacted with an unsaturated monobasic acid and a reactive monomer, b) a cationic polyamide/ epichlorohydrin resin, c) a glycol and/or glycol ether, d) a pigment and e) a drier.
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