WO2006032187A1 - Papier blanc pour cartes perforées enduit d’un revêtement anti-contrefaçon et procédé de fabrication idoine - Google Patents

Papier blanc pour cartes perforées enduit d’un revêtement anti-contrefaçon et procédé de fabrication idoine Download PDF

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Publication number
WO2006032187A1
WO2006032187A1 PCT/CN2005/001422 CN2005001422W WO2006032187A1 WO 2006032187 A1 WO2006032187 A1 WO 2006032187A1 CN 2005001422 W CN2005001422 W CN 2005001422W WO 2006032187 A1 WO2006032187 A1 WO 2006032187A1
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WIPO (PCT)
Prior art keywords
layer
paper
pattern
core
paper layer
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PCT/CN2005/001422
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English (en)
French (fr)
Inventor
Yun Lin
Original Assignee
Zhuhai S.E.Z. Hongta Renheng Paper Co., Ltd.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from CN 200420088623 external-priority patent/CN2763333Y/zh
Priority claimed from CN 200410051616 external-priority patent/CN1752340B/zh
Application filed by Zhuhai S.E.Z. Hongta Renheng Paper Co., Ltd. filed Critical Zhuhai S.E.Z. Hongta Renheng Paper Co., Ltd.
Publication of WO2006032187A1 publication Critical patent/WO2006032187A1/zh

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Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H27/00—Special paper not otherwise provided for, e.g. made by multi-step processes
    • D21H27/30—Multi-ply
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
    • D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
    • D21H21/40—Agents facilitating proof of genuineness or preventing fraudulent alteration, e.g. for security paper
    • D21H21/44—Latent security elements, i.e. detectable or becoming apparent only by use of special verification or tampering devices or methods

Definitions

  • the invention relates to an anti-counterfeit coated white cardboard and a production method thereof. Background technique
  • the anti-counterfeiting technology of paper has a metal anti-counterfeiting line and a watermark: (1) A metal anti-counterfeiting line. In the paper forming section, metal fiber is injected, and special equipment is required. Although the anti-counterfeiting effect is good, the equipment is complicated and the investment is large. (2) Watermark, this is an early paper anti-counterfeiting technology. It installs a special watermark roller in the net case, or uses a circle cage with a pattern to create a watermark pattern. The watermark pattern is easy to imitate, only suitable for low Quantitative paper grades have certain limitations on high-quantity paper grades, and require additional equipment and paper machine modifications. Summary of the invention
  • the object of the present invention is to provide an anti-counterfeit coated white cardboard with a pattern and which is intuitive, simple, easy to identify, difficult to imitate, and simple in production process, and a production method thereof.
  • An anti-counterfeit coated white cardboard characterized in that: in the coated white cardboard, there is a pattern layer formed by spraying, and the pattern layer is colorless or colored or fluorescent.
  • the pattern layer is coated between layers of white cardboard.
  • the pattern layer is between the face paper layer, the core paper layer or between the core paper layer and the back paper layer, and the pattern layer is one or more layers.
  • the pattern is a regular, irregular pattern of lines, curves, company logos, customer LOGOs, and the like.
  • the pattern layer is evenly distributed, and at least one layer of core paper is disposed between the face paper layer and the backing paper layer, and a patterned layer is disposed between the face paper layer and the core paper layer, the bottom paper layer and the core paper layer.
  • the pattern is a uniform hook distribution, at least two layers of core paper layer between the paper layer and the bottom paper layer, the face paper layer and the core paper layer, the core paper layer and the core paper layer, the bottom paper layer and the core paper layer There is a pattern. Or, one of the layers has a patterned layer.
  • the coating material used for the anti-counterfeiting pattern is any inorganic particulate, powdery or organic dye-like substance that can be dissolved.
  • the maximum spray frequency of the spray equipment used is 6000 times/min.
  • the speed of the machine and the paper machine can be coordinated as needed to form a pattern layer with uniform spacing and pattern.
  • Method for producing anti-counterfeit coated white cardboard characterized in that: 1 pulping; 2 feeding paper machine paper layer, core paper layer (at least one layer) and bottom paper layer pulp together for making paper; 3 in paper machine
  • the core mesh and the bottom mesh of the mesh portion spray at least one pattern by spraying.
  • the pattern can be between the surface and the core layer, between the core and the bottom layer, or directly on the core layer and using a special spray device and control means to achieve stable reproduction of the force case.
  • a method for producing an anti-counterfeit coated white cardboard characterized in that: after the sheet is formed, at least one pattern layer is sprayed on the back side of the paper.
  • a pre-set pattern is sprayed on the back of the multi-layer composite structural paper or on the back side of the formed sheet.
  • the pattern can be between the face and the core layer, between the core and the bottom layer, and can be a layer or a plurality of layers; the pattern can be a straight line, a curve (for example, an S-shaped line), a company logo, a customer's logo, etc. Various regular, irregular graphics.
  • the biggest feature of the anti-counterfeit paper produced by the invention is: the pattern layer can be seen between the layers of the paper, and can be seen faintly on the back side of the paper, the paper sheet can be torn open to clearly see the pattern, and the printed pattern has obvious areas. Another 1 j increases the difficulty of counterfeiting.
  • the pattern anti-counterfeiting paper produced by the invention has uniform pattern distribution and is more personalized, and does not affect subsequent processing.
  • Figure 1 is a schematic view of the structure of the present invention
  • FIG. 2 is a process flow diagram of the present invention. detailed description
  • the anti-counterfeit coated white cardboard of the present invention is composed of a paper layer and a pattern layer, including a paper layer 1, a bottom paper layer 2, and a Core paper layer 3, two pattern layers 4, one paint layer 5, one starch layer 6 (may also be a paint layer), between the face paper layer 1 and the core paper layer 3, the bottom paper layer 2 and the core paper layer 3
  • a pattern layer 4 As the anti-counterfeit coated white cardboard of the present invention, the core paper layer 3 may have two, three, etc., and the pattern layer 4 may have three, four or the like.
  • the pulp board of the paper layer is pulverized by a hydropulper and then beaten (for example, it is directly beaten for the homemade pulp), and then the ingredients are prepared, and the prepared pulp paper feeder is used for papermaking.
  • Base paper layer The pulp board of the bottom paper layer is pulverized by a hydropulper and then beaten (for example, directly for beating the homemade pulp), and then the ingredients are prepared, and the prepared pulp paper feeder is used for papermaking.
  • the personalized anti-counterfeiting pattern is sprayed between the surface and the bottom layer in the machine net section through its unique flow delivery system.
  • the paper pulp and the bottom paper pulp which are made of paper are respectively sent to the surface net and the bottom net of the paper machine for copying, and then pressed, dried and coated, and finally calendered and finished.
  • the pattern in the paper can be seen faintly on the bottom paper layer, and the complete and clear pattern can be clearly seen when tearing the paper layer.
  • the white paper of the paper layer and the bottom paper layer are separated, and two special surfaces, a white paper tank (pool) of the bottom paper layer are set, when the paper machine is sizing and diluted, and the pulping board is disintegrated. When thickening, separate each layer of white water.
  • the anti-counterfeit coated white cardboard consists of a paper layer, a core paper layer and a bottom paper layer.
  • the production method is as follows: 1. Pulping
  • 1 paper layer The pulp layer of the paper layer is pulverized by a hydropulper and then beaten (for example, directly for beating the homemade pulp), and then the ingredients are prepared, and the prepared pulp paper feeder is used for papermaking.
  • 2 core paper layer The pulp paper of the core paper layer is disintegrated or beaten after being disintegrated by the hydraulic pulper (for example, directly dissolving or beating for the homemade pulp), and then the ingredients are prepared, and the prepared pulp paper feeder is used. Copying.
  • the pulp board of the bottom paper layer is pulverized by a hydraulic pulper and then beaten (for example, it is directly beaten for the homemade pulp), and then the ingredients are prepared, and the prepared pulp paper feeder is used for papermaking.
  • the personalized anti-counterfeiting pattern is sprayed on the surface of the paper machine with its unique flow feeding system between the surface, the core and the core and the bottom layer. It can be sprayed one or more layers, the same or different according to the needs. pattern. Control the running speed of the paper machine, and spray it intermittently or continuously by spraying with a preset spray device to achieve stable reproduction of the pattern.
  • the shower device coordinates the speed of the paper machine to form a pattern layer of uniform pitch and pattern.
  • the prepared layers of the slurry are respectively sent to the surface mesh, the core mesh and the bottom net for papermaking, and then subjected to pressing and drying, coating and calendering, and a blurred anti-counterfeiting pattern can be seen in the finished product.
  • the open layer provides a clear, clear pattern.
  • the paper machine layer of the face paper layer, the core paper layer and the bottom paper layer are separated by white water, and a special white water storage tank (pool) is set up.
  • the diluted white water in the paper machine flow portion is used separately, and the white water used for pulping and concentration in the pulping portion is also used separately to prevent the white water from being mixed.
  • the process conditions are the same as in the embodiment 2. After the sheet is formed, a pattern is sprayed on the back side of the sheet, and the spray point is selected before and after the back coating.

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Description

防伪涂布白卡纸及其生产方法 技术领域
本发明涉及一种防伪涂布白卡纸及其生产方法。 背景技术
现有技术中纸张的防伪技术有金属防伪线、 水印： （1)金属防伪线， 在 造纸成形部喷入金属纤维， 需采用专门设备， 虽然防伪效果好， 但设备复 杂， 投资大。 （2)水印， 这是一种较早使用的纸张防伪技术， 在网案安装专 用的水印辊， 或者利用刻有图案的圓网笼来产生水印图案， 水印图案较易 仿造， 仅适用于低定量纸种， 对高定量纸种有一定的局限性， 并且需增添 设备及进行纸机改造， 投资较大。 发明内容
本发明的目的是提供一种带有图案并且直观、 简单、 容易鉴别、 仿造 难度大、 生产工艺简单的防伪涂布白卡纸及其生产方法。
本发明的目的是这样实现的：
一种防伪涂布白卡纸， 其特征在于： 在涂布白卡纸中有以喷淋的方式 形成的图案层， 所述图案层为无色或彩色的或荧光的。
所述图案层在涂布白卡纸层间。
所述图案层在面纸层、 芯纸层之间或在芯纸层、 底纸层之间， 图案层 为一层或多层。
所述图案为直线、 曲线、 公司标志、 客户的 LOGO等各种规则的、 不规 则的图形。
所述图案层为均匀分布， 在面纸层与底纸层之间至少有一层芯纸层， 面纸层与芯纸层、 底纸层与芯纸层之间均有一层图案层。
所述图案为均勾分布， 在面纸层与底纸层之间至少有二层芯纸层， 面 纸层与芯纸层、 芯纸层与芯纸层、 底纸层与芯纸层均有一层图案。 或者， 间之一有一层图案层。 所述防伪图案所用涂料为： 任意可以溶解的无机的颗粒状、 粉状的物 质或有机的染料类物质。
控制纸机运行速度， 采用预设的喷淋设备以喷淋的方式间歇或连续地 喷淋， 实现图案的稳定再现。 例如： 所用喷淋设备最大喷淋频率为 6000次 /分种， 生产中可根据需要协调其与纸机的速度， 从而形成间距、 图案均一 的图案层。
一种防伪涂布白卡纸的生产方法， 其特征在于： ①制浆； ②送到纸机 面纸层、 芯纸层（至少一层）与底紙层浆一起进行抄造； ③在纸机网部的芯 网及底网以喷淋的方式喷至少一层图案。 图案可以在面、 芯层之间， 可以 在芯、 底层之间， 也可以直接喷在芯层并且采用有特殊的喷淋设备及控制 手段实现力案的稳定再现。
防伪涂布白卡紙的生产方法， 其特征在于： 纸页成形后在纸的背面喷 淋至少一层图案层。
由于本发明是采用一种特殊的喷淋设备及控制手段， 把预先设置的图 案喷淋在多层复合结构纸的层间或成型后的纸页背面。 图案可以在面、 芯 层之间， 可以在芯、 底层之间， 可以是一层， 也可以是多层； 图案可以是 直线、 曲线（例如 S型的线）、 公司标志、 客户的 LOGO等各种规则的、 不规 则的图形。
本发明具有以下优点：
1. 本发明生产的防伪纸最大的特点是： 图案层可在纸的层间， 在纸的 背面可隐约看到， 把纸页撕开可清楚看到图案， 与印刷出的图案有明显区 另1 j , 增加了仿造难度。
2. 图案的选择多样， 可满足不同客户的个性发展。
3. 通过本发明生产出的图案防伪纸， 图案分布均匀， 更具个性化， 不 影响后续加工。 附图说明
图 1为本发明的结构示意图
图 2为本发明的工艺流程图。 具体实施方式
以下结合附图说明本案的实施方式： 如图 1所示， 本发明所述的防伪 涂布白卡纸由面纸层、 图案层复合而成， 包括面纸层 1、 底纸层 2、 一个芯 纸层 3、 二个图案层 4、 一个涂料层 5、 一个淀粉层 6 (也可以是涂料层）， 面纸层 1与芯纸层 3之间、底纸层 2与芯纸层 3都有一个图案层 4;作为本 发明的防伪涂布白卡纸， 其芯纸层 3可以有二、 三个等， 图案层 4可以有 三、 四个等。
实施例 1
1. 制浆
①面纸层： 面纸层的浆板经过水力碎浆机碎解后进行打浆（如为自制浆 则直接进行打浆）， 然后进行配料， 制成的浆料送纸机进行抄造。
②底纸层：底纸层的浆板经过水力碎浆机碎解后进行打浆 (如为自制浆 则直接进行打浆）， 然后进行配料， 制成的浆料送纸机进行抄造。
2. 图案的添加
具个性化的防伪图案在纸机网部经其独特的流送系统以喷淋的方式喷 在面、 底层之间。
3. 抄纸
①抄纸制成的面纸层浆、 底纸层浆分别送到纸机的面网和底网进行抄 造， 然后经过压榨、 干燥和涂布， 以及最后的压光整饰而成。
②在抄造的成品中， 在底纸层可隐约看到纸中的图案， 当撕开纸层可 清楚看到完整、 清晰的图案。
4. 白水系统
在纸机抄造过程中， 将面纸层、 底纸层的白水分开， 设两个专门的面、 底纸层白水槽（池）， 在纸机上浆稀释时， 以及制浆工段浆板碎解和调浓时， 将各层白水分开使用。
实施例 2
防伪涂布白卡纸由面纸层、 芯纸层、 底纸层构成， 其生产方法如下： 1. 制浆
①面纸层： 面纸层的浆板经过水力碎浆机碎解后进行打浆（如为自制浆 则直接进行打浆）， 然后进行配料， 制成的浆料送纸机进行抄造。 ②芯纸层： 芯纸层的浆板经过水力碎浆机碎解后进行疏解或打浆（如为 自制浆则直接进行疏解或打浆）， 然后进行配料， 制成的浆料送纸机进行抄 造。
③底纸层：底纸层的浆板经过水力碎浆机碎解后进行打浆（如为自制浆 则直接进行打浆）， 然后进行配料， 制成的浆料送纸机进行抄造。
2. 图案的加入
具个性化的防伪图案在纸机网部经其独特的流送系统以喷淋的方式喷 在面、 芯及芯、 底层之间， 可根据需要选择喷一层或多层、 相同或不同的 图案。 控制纸机运行速度， 采用预设的喷淋设备以喷淋的方式间歇或连续 地喷淋， 实现图案的稳定再现。
所述喷淋设备协调纸机的车速， 从而形成间距、 图案均一的图案层。
3. 抄纸
制成的各层浆料分别送到面网、 芯网、 底网上进行抄造， 然后经过压 榨和干燥、 涂布及压光整饰， 在抄造的成品中可看到模糊的防伪图案， 当 撕开纸层可清楚看到完整、 清晰的图案。
4. 白水系统
面纸层、芯纸层、底纸层的纸机白水分开，设立专门的白水贮布槽（池）。 在纸机流送部的稀释白水分开使用， 并且在制浆部分用来碎浆及调浓用的 白水也分开使用， 防止各层白水混合。
实施例 3
工艺条件同实施例 2， 在纸页成形后， 喷淋一层图案在纸页的背面， 喷 淋点选择在背涂前、 后均可。

Claims

权利要求书
1. 防伪涂布白卡纸， 其特征在于： 在涂布白卡纸中有以喷淋的方式形 成的图案层， 所述图案层为无色或彩色的或荧光的。
2. 根据权利要求 1所述的防伪涂布白卡纸， 其特征在于： 所述图案层 在涂布白卡纸层间。
3. 根据权利要求 1所述的防伪涂布白卡纸， 其特征在于： 所述图案层 在面、 芯层之间或在芯、 底层之间， 图案层为一层或多层。
4. 根据权利要求 1所述的防伪涂布白卡纸， 其特征在于： 所述图案层 包括直线、 曲线、 公司标志、 客户的 LOGO等各种规则的或不规则的图形。
5. 才艮据权利要求 1所述的防伪涂布白卡纸， 其特征在于： 所述图案层 为均勾分布， 在面纸层与底纸层之间至少有一层芯纸层， 面纸层与芯纸层、 底纸层与芯纸层之间均有一层图案层。
6. 根据权利要求 1所述的防伪涂布白卡纸， 其特征在于： 所述图案为 均勾分布， 在面纸层与底纸层之间至少有二层芯纸层， 面纸层与芯纸层、 芯纸层与芯纸层、 底纸层与芯纸层均有一层图案层。
7. 才 据权利要求 1所述的防伪涂布白卡纸， 其特征在于： 至少在面纸 莱层。
8. 根据权利要求 1所述的防伪涂布白卡纸， 其特征在于： 防伪图案用 涂料为任意可以溶解的无机的颗粒状、 粉状的物质或有机的染料类物质。
9. 一种如权利要求 1或 2或 3或 4或 5或 6或 7或 8所述防伪涂布白 卡纸的生产方法， 其特征在于： ①制浆； ②送到纸机面纸层、 至少一层芯 纸层与底纸层浆一起进行抄造； ③在纸机网部以喷淋的方式在层间喷至少 一层图案， 图案在面、 芯层之间， 或在芯、 底层之间， 或直接喷在芯层， 控制纸机运行速度， 采用预设的喷淋设备以喷淋的方式间歇或连续地喷 淋， 实现图案的稳定再现。
10. —种如权利要求 1 所述防伪涂布白卡纸的生产方法， 其特征在 于： 纸页成形后在纸的背面喷淋至少一层图案层。
PCT/CN2005/001422 2004-09-23 2005-09-07 Papier blanc pour cartes perforées enduit d’un revêtement anti-contrefaçon et procédé de fabrication idoine WO2006032187A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
CN200410051616.8 2004-09-23
CN 200420088623 CN2763333Y (zh) 2004-09-23 2004-09-23 防伪涂布白卡纸
CN200420088623.0 2004-09-23
CN 200410051616 CN1752340B (zh) 2004-09-23 2004-09-23 防伪涂布白卡纸及其生产方法

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WO2006032187A1 true WO2006032187A1 (fr) 2006-03-30

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CN1210069A (zh) * 1998-03-26 1999-03-10 福斯达纸业(烟台)有限公司 防伪纸板及其制造方法
CN2440655Y (zh) * 2000-09-29 2001-08-01 梁开锋 一种防伪彩色喷涂多层纸板
CN2476523Y (zh) * 2001-03-23 2002-02-13 冷然石 包装箱防伪纸板

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