发明名称 MEANS FOR ENHANCING PRINT COLOR DENSITY
摘要 <p>A method for enhancing the color density of printed paper comprising a print enhancing fluid. The print enhancing fluid is applied to the paper prior to ink application in order to enhance the color density of the image printed on the paper. Utilization of the print enhancing fluid of this invention also provides improved printing press hygiene and printing process efficiency especially when printing paper products having high color density images.</p>
申请公布号 WO2002014079(A2) 申请公布日期 2002.02.21
申请号 US2001025390 申请日期 2001.08.14
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