CN1107764C - Improved process for prepn. of security thread - Google Patents

Improved process for prepn. of security thread Download PDF

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Publication number
CN1107764C
CN1107764C CN 99803609 CN99803609A CN1107764C CN 1107764 C CN1107764 C CN 1107764C CN 99803609 CN99803609 CN 99803609 CN 99803609 A CN99803609 A CN 99803609A CN 1107764 C CN1107764 C CN 1107764C
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CN
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Prior art keywords
water
layer
security thread
film
soluble ink
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CN 99803609
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Chinese (zh)
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CN1292054A (en )
Inventor
金钟珪
朴容焕
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韩国造币公社
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    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21HPULP 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
    • D21H21/00Non-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
    • D21H21/14Non-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
    • D21H21/40Agents facilitating proof of genuineness or preventing fraudulent alteration, e.g. for security paper
    • D21H21/42Ribbons or strips

Abstract

本发明提供了一种制备具有增强安全特性的防伪线的方法,其包括:在一透明薄膜表面的选定部分上涂敷一层水溶性油墨层;在薄膜表面包括水溶性油墨层表面沉积一层金属层;用水洗涤该沉积了金属的薄膜以除掉水溶性油墨层上沉积的金属层。 The present invention provides a method for preparing a security thread of enhanced security features, comprising: applying a layer of water-soluble ink layer on a selected portion of the surface of a transparent film; water-soluble ink comprising a surface layer is deposited on a film surface metal layer; washing the metal deposited film to remove the metal layer is deposited on the water-soluble ink layer.

Description

防伪线的改进的制备方法 Improved security thread preparation

技术领域 FIELD

本发明涉及一种适用于防伪制品的防伪线的改进的制备方法。 The present invention relates to an improved security thread suitable for the preparation of the security article.

比如,GB 2213098公开了一种用作防伪线的部分镀金属的薄膜条,在其没镀有金属的部分是些图案、设计、标记等,从而沿着薄膜条的长度方向形成一条连续的金属道。 For example, GB 2213098 discloses a film strip for use as a security thread is metallized portion, in which no metal part is coated with some pattern, design, marking and the like, so as to form a continuous metal strip along the longitudinal direction of the film Road.

另外日本公开专利出版号216795/1988教示了一种在透明薄膜表面镀以金属图案的防伪线。 Further Japanese Laid-Open Patent Publication No. 216795/1988 teaches a security thread coated with a transparent metal thin film pattern on the surface.

然而,制备这种用作防伪线的部分镀有金属的薄膜的现有技术方法包括了复杂且危险的刻蚀工艺。 However, as part of the preparation of such a security thread is coated with a thin film of the prior art comprises a metal complex and dangerous etching process.

发明综述因而本发明的第一个目的旨在提供一种适用于防伪纸张的防伪线的改进的制备方法。 SUMMARY OF THE INVENTION Accordingly a first object of the present invention is to provide an improved security thread suitable for the preparation of the security paper.

本发明的第二个目的旨在提供一种具有增强安全特性的防伪线。 A second object of the present invention is to provide a security thread having enhanced security features.

本发明的第三个目的旨在提供一种含有这种新型防伪线的防伪纸张。 A third object of the present invention is to provide such a new type of security paper containing a security thread.

根据本发明,提供了一种制备含部分镀金属层的防伪线的方法,其包括:在一透明薄膜表面的选定部分上涂敷一层水溶性油墨层;在整个薄膜表面包括水溶性油墨层表面沉积一层金属层,所述金属选自于铝、锡、银以及钴和镍的合金;用水洗涤该沉积了金属的薄膜以除掉水溶性油墨层上沉积的金属层。 According to the present invention, there is provided a process for preparing a security thread having a partially metallized layer, comprising: applying a layer of water-soluble ink layer on a selected portion of the surface of a transparent film; film comprising a water-soluble ink on the entire surface depositing a surface layer of a metal layer, said metal selected from aluminum, tin, silver and an alloy of cobalt and nickel in the; washing the metal deposited film to remove the metal layer is deposited on the water-soluble ink layer.

图5到图8所示为根据本发明的方法制备的防伪线的其它实施例。 It is shown in Figures 5 to other embodiments of security threads prepared in accordance with the method of the present invention 8.

发明的详细描述在实施本发明过程中,把能溶于水的水基油墨以字符、图案或数字的形式印在透明薄膜基材表面的所选定的部分上,形成一部分水溶性的油墨层。 Detailed Description of the Invention In practicing the present invention, the water-soluble to water-based inks in the form of characters, patterns or numbers printed on the selected surface portion of the transparent film substrate, forming a part of the water-soluble ink layer . 所述基材可选用任何本领域公知的材料,比如聚酯(如聚对苯二甲酸乙二醇酯(PET))、聚氯乙烯、聚丙烯等。 The substrate may be selected any material known in the art, such as polyesters (e.g., polyethylene terephthalate (the PET)), polyvinyl chloride, polypropylene or the like. 水基油墨可采用本领域中通常使用的任何一种。 Water-based ink can be any of those conventionally used.

接下来,把一层金属沉积在整个薄膜的表面包括印有油墨层的表面上。 Next, a layer of metal is deposited on the entire surface of the surface of the film comprises a printed ink layer. 沉积可以本领域熟练技术人员熟知的真空沉积方式进行。 Vacuum deposition may be deposited embodiment skilled in the art will be familiar. 适合形成所述金属层的代表性金属有铝、锡、金属合金(如钴和镍的合金)、银等。 Representative suitable metal forming the metal layer are aluminum, tin, metallic alloys (such as cobalt and nickel alloy), silver and the like. 金属层的厚度范围为1到2μm。 The thickness of the metal layer range 1 to 2μm.

然后,用水洗涤镀有金属层的薄膜,优选刷洗,以除掉沉积在水溶性油墨层上的金属层,得到含部分镀金属层的薄膜。 Then, the film was washed with water and coated with a metal layer, preferably brushing, to remove the metal layer is deposited on the water-soluble ink layer, to obtain a film having a partially metallized layer.

在本发明中,采用荧光颜料或染料制得具有增强安全特性的防伪线,这些荧光颜料或染料使部分镀金属的薄膜具有去金属和染色的两部分。 In the present invention, fluorescent pigments or dyes produced with enhanced security features security threads, fluorescent pigment or dye such that the portion of film having a metallized dye and the metal to two parts. 在本发明中,在印刷水溶性油墨前,把荧光颜料或染料涂到薄膜表面的选定部分,另外,如果需要的话,可涂敷水溶性油墨层以致于遮盖了染色的部分。 In the present invention, the water-soluble ink before printing, the fluorescent pigment or dye applied to selected portions of the surface of the film, in addition, if desired, may be coated with water-soluble ink layer so as to cover a portion of the stain. 所述荧光颜料或染料可以是本领域中常规使用的任何一种,其中的涂层优选地通过凹版印刷的方法,以字符、图案或数值的形式涂敷。 The fluorescent pigment or dye may be any one conventionally used in the art, wherein the coating preferably by a gravure printing method, the form of characters, patterns or the value of the coating.

本发明的防伪线具有适合应用于防伪文件的厚度和宽度,如厚度范围为15-35μm,宽度范围为0.5-5mm。 Security thread of the present invention has a thickness and width suitable for the security document, such as a thickness in the range of 15 to 35 m, a width in the range 0.5-5mm.

本发明的防伪线可优选地夹在由造纸机上分别生产的两张纸之间,然后把纸合在一起,就得到了一张嵌有防伪线的防伪纸。 Security thread of the present invention may preferably be interposed between the paper machine are produced by the above two pieces of paper, and the paper together, get a security thread embedded in a security paper.

发明的实施例图1到图4为根据本发明的一个实施例,显示了部分镀有金属的膜的制备步骤,这种膜的透明区以一组字符的形式表示,染色区以另一组字符表示。 The embodiment of FIG 1 to FIG 4 the invention is according to one embodiment of the present invention, there is shown the step of preparing the metal film coated portion of the transparent film of the region such as a set of characters to another set of stained area character.

对于图1,通过凹版印刷的方法把一种荧光染料或颜料的组合物,如Lumilux CD305,CD316或Papilion,以一组字符(2)的形式按规则间隔地涂敷在透明聚酯基材(10)的表面上。 For Figure 1, the intaglio printing method by a fluorescent dye or pigment composition such as Lumilux CD305, CD316 or Papilion, to a set of characters (2) according to the rules applied in the form of a transparent polyester base intervals ( surface 10) on.

接着,如图2所示,把一种水基油墨印在薄膜上,在印有字符的部分(2)形成一层罩膜(30),同时也得到另一组字符形式的图案(31)。 Next, as shown in FIG. 2, to a water-based ink on the printed film, the printed characters portion (2) form a cover film (30), but also by a set of characters in the form of a pattern (31) .

然后,通过真空沉积方法在所得的整个薄膜的表面上沉积铝,得到一层铝金属层,其厚度为1-2μm,如图3所示。 Then, by a vacuum deposition method on the entire surface of the resulting aluminum film, an aluminum metal layer to give a layer having a thickness of 1-2μm, as shown in FIG.

最后用水边洗边刷,把沉积在罩膜(30)和图案(31)上的铝金属层除掉,就得到沉积有铝的薄膜(1),它含有透明字符(5)(与图案(31)相比)和在透明区(10)的印刷字符(2)。 Finally, the side brush wash waters, the aluminum metal layer is deposited on the cover film (30) and the pattern (31) is removed, to obtain a thin film (1) deposited with aluminum, comprising transparent characters (5) (the pattern ( 31) compared) and printed characters in a transparent region (10) (2).

图5到图8所示为由本发明方法制得的防伪线的其他实施例。 Other embodiments of FIGS. 5 to the security thread of the process of the invention obtained by the present 8. 具体地说,图5所示为含有交替的金属沉淀区段的防伪线,它包含规则间隔的透明字符和有着色字符的透明基材部分。 Specifically, for the security thread comprising alternating metal precipitation zone shown in Figure 5, which comprises a transparent substrate portion and the transparent character regularly spaced colored characters.

另外,对于图6,它提供了一种着色区有不同图案,且其均匀分布在透明区的一种镀金属的防伪线;图7所示为通过在透明基质薄膜上,形成规则的镀金属带而制得的一种防伪线;图8所示为通过在基质薄膜()10上印刷一条着色链环(4)和镀金属链(2)环交替的链而制得的一种防伪线。 Further, in FIG. 6, which provides a colored area has different patterns, and the security thread which is uniformly distributed in the transparent region of the one kind of plated metal; Figure 7 shows on a transparent base film by forming a regular metallised anti-counterfeit tape prepared; Figure shown by () print a colored link (4) and a metallization chain (2) on ring 10 alternate in the chain of the base film prepared a security thread 8 .

尽管就上述特定实施例对本发明进行了描述,但应意识到的是,本领域熟练技术人员可对本发明进行各种改进和变换,其也包括在所附权利书设定的范围内。 While the invention has been described with respect to the above specific embodiments, it will be appreciated that those skilled in the art that various modifications and variations of the present invention, which is also included within the scope of the appended claim set book.

Claims (7)

  1. 1一种制备含部分镀金属层的防伪线的方法,其包括:在一透明薄膜表面的选定部分上涂敷一层水溶性油墨层;在整个薄膜表面包括水溶性油墨层表面上沉积一层金属层,所述金属可选自于铝、锡、银以及钴和镍的合金;用水洗涤该镀有金属层的薄膜以除掉水溶性油墨层上沉积的金属层。 A method for preparing a security thread having a partially metallized layer, comprising: applying a layer of water-soluble ink layer on a selected portion of the transparent film surface; upper surface comprises a water-soluble ink layer is deposited over the entire surface of the film metal layer, said metal selected from aluminum, tin, silver and an alloy of cobalt and nickel; plated film is washed with water to remove the metal layer is a metal layer deposited on the water-soluble ink layer.
  2. 2如权利要求1所述的方法,其还包括在涂水溶性油墨前,以数字、字符或图案的形式把荧光颜料或染料的部分涂层涂敷在薄膜的表面。 2 The method according to claim 1, further comprising a water-soluble ink prior to coating, in the form of numerals, characters or a pattern coating is applied to a surface portion of a fluorescent pigment or dye in the film.
  3. 3如权利要求2所述的方法,其中水溶性油墨遮盖颜料或染料涂层。 3 The method according to claim 2, wherein the water-soluble ink coating covering pigment or a dye.
  4. 4如权利要求2所述的方法,其中透明薄膜的材料是聚酯或聚氯乙烯。 4 The method according to claim 2, wherein the transparent film material is polyester or polyvinyl chloride.
  5. 5如权利要求2-4任一所述的方法制得的一种防伪线。 5 as prepared according to any one of claims 2-4 to obtain a security thread.
  6. 6如权利要求5所述的防伪线,其中所述防伪线的厚度范围为15-35μm,宽度范围为0.5-5mm。 5 security thread as claimed in claim 6, wherein a thickness of the security thread is 15 to 35 m, a width in the range 0.5-5mm.
  7. 7一种含有如权利要求5或6所述的防伪线的防伪纸。 7 security paper containing a security thread of claim 5 or claim 6.
CN 99803609 1998-03-02 1999-02-26 Improved process for prepn. of security thread CN1107764C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR19980006706A KR19990073639A (en) 1998-03-02 Hidden-line production method having a portion deposited portion and a colored print layer

Publications (2)

Publication Number Publication Date
CN1292054A true CN1292054A (en) 2001-04-18
CN1107764C true CN1107764C (en) 2003-05-07

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CN 99803609 CN1107764C (en) 1998-03-02 1999-02-26 Improved process for prepn. of security thread

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EP (1) EP1064424B1 (en)
CN (1) CN1107764C (en)
DE (2) DE69927248T2 (en)
ES (1) ES2245090T3 (en)
RU (1) RU2188268C2 (en)
WO (1) WO1999045199A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1516957A1 (en) * 2003-09-17 2005-03-23 Hueck Folien Ges.m.b.H Security element with colored indicia
CN1329587C (en) * 2004-10-22 2007-08-01 中国印钞造币总公司 Anti-false paper and manufacturing method thereof
CN1313676C (en) * 2004-10-25 2007-05-02 中国印钞造币总公司 Composite false-proof safety thread and its production method, false-proof paper applying the safety thread
CN101314311B (en) 2007-05-30 2011-06-15 中国印钞造币总公司 False proof thin film and producing method thereof
DE102008030409A1 (en) 2008-06-27 2009-12-31 Giesecke & Devrient Gmbh the same security element having recess and methods for preparing
US20120094038A1 (en) * 2010-10-13 2012-04-19 Honeywell International Inc. Use of humidity stable yellow fluorescent pigments in security applications

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2570101B1 (en) * 1984-09-07 1987-09-25 Sotimag Method for value document fraud
JPH03152583A (en) * 1989-11-09 1991-06-28 Kiso Kasei Sangyo Kk Film for preventing copy

Also Published As

Publication number Publication date Type
WO1999045199A1 (en) 1999-09-10 application
CN1292054A (en) 2001-04-18 application
RU2188268C2 (en) 2002-08-27 grant
DE69927248T2 (en) 2006-01-12 grant
EP1064424A1 (en) 2001-01-03 application
EP1064424B1 (en) 2005-09-14 grant
DE69927248D1 (en) 2005-10-20 grant
ES2245090T3 (en) 2005-12-16 grant

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