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pH值对绿色荧光喷墨油墨发光性能的影响
引用本文:高少红,魏先福,黄蓓青,芦春燕. pH值对绿色荧光喷墨油墨发光性能的影响[J]. 北京印刷学院学报, 2011, 19(4): 17-19,22
作者姓名:高少红  魏先福  黄蓓青  芦春燕
作者单位:北京印刷学院,北京,102600;北京印刷学院,北京,102600;北京印刷学院,北京,102600;北京印刷学院,北京,102600
摘    要:
为了研究pH值对绿色荧光喷墨油墨发光性能的影响,设计了在短波紫外光激发下呈现绿色的荧光喷墨油墨配方,并制备油墨样品,使用pH值调节剂调节荧光喷墨油墨体系的pH值,探讨pH值对荧光喷墨油墨发光强度、荧光量子产率等发光性能的影响。结果表明:三乙醇胺可以在碱性范围内调节油墨的pH值,当pH值从8.7到11.20时,荧光喷墨油墨的荧光强度、荧光量子产率均呈下降趋势。碱性过强将破坏油墨体系,油墨将出现白色絮状沉淀。

关 键 词:荧光喷墨油墨  pH值  发光强度  荧光量子产率

Effect of pH on the Luminescent Properties of the Green Fluorescent Inks for ink-jet Printing
GAO Shao-hong,WEI Xian-fu,HUANG Bei-qing,LU Chun-yan. Effect of pH on the Luminescent Properties of the Green Fluorescent Inks for ink-jet Printing[J]. Journal of Beijing Institute of Graphic Communication, 2011, 19(4): 17-19,22
Authors:GAO Shao-hong  WEI Xian-fu  HUANG Bei-qing  LU Chun-yan
Affiliation:( Beijing Institute of Graphic Communication, Beijing 102600, China)
Abstract:
This paper is to design fluorescent inks for ink-jet printing formula when it is exposured to deep ultraviolet light to display green, and a series of ink samples are prepared, pH regulator is used to regulate pH value of green fluorescent ink- jet ink system. This paper discusses the effects of pH value on luminous intensity, fluorescent quantum yield. The results indicate that triethanolamine can regulate pH value of fluorescent ink-jet ink, when pH value increases from 8.70 to 11.20, luminous intensity, fluorescent quantum yield has a decrease tendency.
Keywords:fluorescent inks for ink-jet printing  pH value  luminous intensity  fluorescent quantum yield
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