论文部分内容阅读
提供一种隐形图案防伪纸,在原纸的涂布加工过程中赋予纸张特定的防伪功能,区别于原纸的自身防伪和印刷防伪。在隐形图案防伪纸的原纸层涂布,其中涂层由多种不同颜色的单涂层涂料通过不同涂布头涂布到原纸上形成彩色图案,其单涂层涂料由以下重量份的原料组成:胶黏剂(聚乙烯醇、涂布淀粉、羧基丁苯胶乳或丙烯酸胶乳)15~25份、润滑剂(硬脂酸钙或硬脂酸锌)0.5~15份、分散剂(丙烯酸钠或偏磷酸钠)0.5~1份、隔离剂(小麦淀粉或马铃薯淀
The invention provides a invisible pattern anti-counterfeit paper, which gives the paper a special anti-counterfeiting function during the coating process of the base paper, which is different from the self-counterfeiting and printing anti-counterfeiting of the base paper. Invisible pattern security paper base paper layer coating, wherein the coating from a variety of different colors of single coating through different coating head coated onto the base paper to form a color pattern, the single coating consists of the following raw materials in parts by weight : 15 to 25 parts of adhesive (polyvinyl alcohol, coated starch, carboxylated styrene-butadiene latex or acrylic latex), 0.5 to 15 parts of lubricant (calcium stearate or zinc stearate), dispersant (sodium acrylate or Sodium metaphosphate) 0.5 to 1 part, release agent (wheat starch or potato starch