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CN1219660C - Transferring type magnetic stripe with multi-function coating - Google Patents

Transferring type magnetic stripe with multi-function coating Download PDF

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CN1219660C
CN1219660C CN 02149161 CN02149161A CN1219660C CN 1219660 C CN1219660 C CN 1219660C CN 02149161 CN02149161 CN 02149161 CN 02149161 A CN02149161 A CN 02149161A CN 1219660 C CN1219660 C CN 1219660C
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layer
type magnetic
magnetic stripe
multifunctional
parts
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CN1502480A (en
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赵战粮
王德胜
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China Lucky Film Group Corp
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China Lucky Film Group Corp
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Abstract

The present invention relates to a magnetic stripe, particularly to a transferring-type magnetic stripe with a multifunctional coating layer. The transferring-type magnetic stripe with a multifunctional coating layer is composed of a tape base (1), a magnetic layer, (2) and an adhesive layer(3). The present invention is characterized in that the transferring-type magnetic stripe also comprises one multifunctional layer, wherein the multifunctional layer has the components with weight percentage: 25.0 to 50.0 portions of polyvinyl butyral, 25.0 to 50.0 portions of polyurethane, 5.0 to 20.0 portions of auxiliary agent, 5. to 20.0 portions of cross linking agent (Propyl isocyanate) and 840 to 1400 portions of solvent. After the multifunctional layer is adopted, the peeling characteristic and the abrasion-proof characteristic of the manufactured transferring-type magnetic stripe conform to requirements, the number of coating layers is reduced in the manufacturing process of the transferring- type magnetic stripe, and the consumption of raw materials and the manufacturing cost of the magnetic stripe are reduced.

Description

一种具有多功能涂层的转移型磁条A transfer type magnetic strip with a multifunctional coating

发明领域:Field of invention:

本发明涉及一种磁条,特别涉及一种具有多功能涂层的转移型磁条。The invention relates to a magnetic strip, in particular to a transfer type magnetic strip with a multifunctional coating.

技术背景:technical background:

转移型磁条被用来大量制作高速公路卡、银行存折卡等各种卡制品。目前生产转移性磁条一般采用四~五个涂层,即剥离层,保护层、黑色层、磁性层和粘接层。日本专利日开平8-2154(JP8002154)公开了一种转移型磁条的制造方法,在聚酯薄膜带基(厚23μm)上依次涂布剥离层、保护层、黑色有色层、磁性层,制成转移磁条,然后在ABS树脂制造的卡基上设置一层粘接层,将磁条粘贴于卡基的粘接层上,再进行热压制成磁条式磁卡,该磁条的制造工艺繁琐、工时增加、成本提高,同时涂布层数的增加,使得涂布工艺不易控制,有可能造成成品率下降。另外,若在12μm的聚酯薄膜带基进行剥离层、保护层、黑色层、磁层、粘接层涂布则易造成皱折现象。Transfer-type magnetic stripes are used to produce various card products such as highway cards and bank passbook cards in large quantities. At present, four to five coatings are generally used in the production of transferable magnetic strips, namely peeling layer, protective layer, black layer, magnetic layer and adhesive layer. Japanese Patent No. 8-2154 (JP8002154) discloses a method of manufacturing a transfer-type magnetic strip. On a polyester film tape base (thick 23 μm), a peeling layer, a protective layer, a black colored layer, and a magnetic layer are sequentially coated. Transfer magnetic strips, and then set an adhesive layer on the card base made of ABS resin, paste the magnetic strips on the adhesive layer of the card base, and then perform hot pressing to form a magnetic strip type magnetic card. The manufacture of the magnetic strip The process is complicated, the working hours are increased, the cost is increased, and the number of coating layers is increased, which makes the coating process difficult to control and may cause a decrease in the yield. In addition, if the release layer, protective layer, black layer, magnetic layer, and adhesive layer are coated on a 12 μm polyester film base, it is easy to cause wrinkles.

发明内容:Invention content:

本发明的目的是提供一种具有多功能涂层的转移型磁条,该多功能涂层同时具有剥离和保护两项特性。The object of the present invention is to provide a transfer type magnetic strip with a multifunctional coating having both release and protective properties.

本发明的技术方案是:一种转移型磁条,由(1)带基、(2)磁性层、(3)粘接层组成,其特征在于还含有一层多功能层。The technical solution of the present invention is: a transfer type magnetic strip, which is composed of (1) a tape base, (2) a magnetic layer, and (3) an adhesive layer, and is characterized in that it also contains a multifunctional layer.

一种优选方案,其中所述的多功能层的配方(重量比,份)为:A preferred version, wherein the formula (weight ratio, part) of the multifunctional layer is:

聚乙烯醇缩丁醛        25.0-50.0Polyvinyl butyral 25.0-50.0

聚氨酯                25.0-50.0Polyurethane 25.0-50.0

助  剂                5.0-20.0Auxiliary 5.0-20.0

交联剂(异氰酸酯)      5.0 20.0Crosslinking agent (isocyanate) 5.0 20.0

溶剂                  840-1400Solvent 840-1400

一种优选方案,其中所述的多功能层的配方(重量比,份)为:A preferred version, wherein the formula (weight ratio, part) of the multifunctional layer is:

聚乙烯醇缩丁醛            35.0-45.0Polyvinyl butyral 35.0-45.0

聚氨酯                    35.0-45.0Polyurethane 35.0-45.0

助  剂                    8.0-15.0Additives 8.0-15.0

交联剂(异氰酸酯)          8.0-15.0Crosslinking agent (isocyanate) 8.0-15.0

溶剂                      1000-1200Solvent 1000-1200

一种优选方案,其中所述的助剂是硅油、硅酮或改性硅酮,最好是改性硅酮。A preferred solution, wherein the auxiliary agent is silicone oil, silicone or modified silicone, preferably modified silicone.

一种优选方案,其中所述的溶剂是甲苯、丁酮、醋酸乙酯、醋酸丁酯中的一种或几种,最好是甲苯∶丁酮=1∶1。A preferred version, wherein said solvent is one or more of toluene, butanone, ethyl acetate, butyl acetate, preferably toluene: butanone=1:1.

一般用于磁条的带基是聚酯薄膜,它的厚度一般为12微米和23微米。The tape base generally used for magnetic strips is polyester film, and its thickness is generally 12 microns and 23 microns.

一般用于磁条的磁性层由磁粉、粘合剂、分散剂和溶剂配制制成。适用于本发明的磁性层的配方包括但不限于下列配方:The magnetic layer generally used for magnetic strips is made of magnetic powder, binder, dispersant and solvent. The formulations applicable to the magnetic layer of the present invention include but are not limited to the following formulations:

磁粉                40份Magnetic powder 40 parts

粘合剂              8份Adhesive 8 parts

分散剂              3份Dispersant 3 parts

溶剂                100份Solvent 100 parts

磁条的磁性层的一般制备方法是:将磁粉、粘合剂、分散剂及溶剂进行行星搅拌,砂磨分散制成所需磁层浆。The general preparation method of the magnetic layer of the magnetic strip is: the magnetic powder, adhesive, dispersant and solvent are subjected to planetary agitation, sand milling and dispersion to prepare the required magnetic layer slurry.

一般用于磁条的粘接层由聚氨酯、三元聚合物、丙烯酸树脂和溶剂配制制成。适用于本发明的粘接层的配方包括但不限于下列配方:Adhesive layers typically used for magnetic strips are formulated from polyurethane, terpolymers, acrylics and solvents. The formula that is applicable to the bonding layer of the present invention includes but not limited to following formula:

聚氨酯              5份Polyurethane 5 parts

三元聚合物          10份Ternary polymer 10 parts

丙烯酸树脂          15份Acrylic resin 15 parts

溶剂                100份Solvent 100 parts

磁条的粘接层的一般制备方法是:先称取溶剂,加入聚氨酯、三元聚合物以及丙烯酸树脂搅拌完全溶解,制成粘接层溶液。The general preparation method of the adhesive layer of the magnetic strip is: firstly weigh the solvent, add polyurethane, terpolymer and acrylic resin and stir to dissolve completely, and make an adhesive layer solution.

本发明通过在多功能层中加入特种助剂,例如,硅油、硅酮以及改性硅酮等,使多功能层既具有剥离特性又具有保护功能。In the present invention, by adding special additives, such as silicone oil, silicone and modified silicone, etc. to the multifunctional layer, the multifunctional layer has both peeling properties and protective functions.

具有多功能涂层的转移型磁条的制备方法,是将多功能层涂布在聚酯薄膜带基上,然后再涂布磁性层以及粘接层。多功能层可以采用棒涂、凹板涂布、挤压涂布、反转辊涂布等方法涂布在带基上。The preparation method of the transfer type magnetic strip with multi-functional coating is that the multi-functional layer is coated on the polyester film tape base, and then the magnetic layer and the bonding layer are coated. The multifunctional layer can be coated on the tape base by methods such as bar coating, gravure coating, extrusion coating, and reverse roll coating.

具体实施方式Detailed ways

下面通过具体实施例对本发明做进一步的说明。The present invention will be further described below through specific examples.

实施例1Example 1

多功能层浆制备Multifunctional layer preparation

聚乙烯醇缩丁醛        45份Polyvinyl butyral 45 parts

聚氨酯                35份Polyurethane 35 parts

改性硅酮              8份Modified silicone 8 parts

交联剂(异氰酸酯)      15份Cross-linking agent (isocyanate) 15 parts

甲苯                  550份Toluene 550 parts

丁酮                  550份Butanone 550 parts

先将甲苯、丁酮配制好,再将45份的聚乙烯醇缩丁醛、35份的聚氨酯加入,搅拌至完全溶解,加入14份的改性硅酮、15份的交联剂异氰酸酯,继续搅拌均匀,制成多功能层浆,待用。First prepare toluene and methyl ethyl ketone, then add 45 parts of polyvinyl butyral and 35 parts of polyurethane, stir until completely dissolved, add 14 parts of modified silicone, 15 parts of crosslinking agent isocyanate, continue Stir evenly to make multi-functional layer slurry, set aside.

在12μm的聚酯薄膜带基上涂布多功能层,厚度为:1.8±0.2微米,然后,在多功能层上依次涂布磁性层、粘接层,切成12.7mm宽的磁条,制出转移磁条样品A1。然后,进行剥离特性测试和耐磨测试。Coat a multi-functional layer on a 12 μm polyester film tape base with a thickness of 1.8 ± 0.2 microns, then coat a magnetic layer and an adhesive layer on the multi-functional layer in sequence, cut into 12.7 mm wide magnetic strips, and make Take out the transfer magnetic strip sample A1. Then, a peel characteristic test and an abrasion test were performed.

实施例2Example 2

多功能层浆制备Multifunctional layer preparation

聚乙烯醇缩丁醛          35Polyvinyl butyral 35

聚氨酯                  45份Polyurethane 45 parts

改性硅酮                15份Modified silicone 15 parts

交联剂(异氰酸酯)        8份Cross-linking agent (isocyanate) 8 parts

甲苯                    500份Toluene 500 parts

丁酮                    500份Butanone 500 parts

先将甲苯、丁酮配制好,再将35份的聚乙烯醇缩丁醛、45份的聚氨酯加入,搅拌至完全溶解,加入15份的改性硅酮、8份的交联剂异氰酸酯,继续搅拌均匀,制成多功能层浆,待用。First prepare toluene and methyl ethyl ketone, then add 35 parts of polyvinyl butyral and 45 parts of polyurethane, stir until completely dissolved, add 15 parts of modified silicone, 8 parts of crosslinking agent isocyanate, continue Stir evenly to make multi-functional layer slurry, set aside.

在12μm的聚酯薄膜带基上涂布,多功能层厚度为:1.8±0.2微米,然后,在多功能层上依次涂布磁性层、粘接层,切成12.7mm宽的磁条,制出转移磁条样品A2。然后,进行剥离特性测试和耐磨测试。Coating on a 12 μm polyester film tape base, the thickness of the multifunctional layer is: 1.8±0.2 μm, and then coating the magnetic layer and the adhesive layer on the multifunctional layer in sequence, cutting into 12.7mm wide magnetic strips, and making Take the transfer magnetic strip sample A2. Then, a peel characteristic test and an abrasion test were performed.

实施例3Example 3

多功能层浆制备Multifunctional layer preparation

聚乙烯醇缩丁醛            40份Polyvinyl butyral 40 parts

聚氨酯                    40份Polyurethane 40 parts

改性硅酮                  11份Modified silicone 11 parts

交联剂(异氰酸酯)          10份Cross-linking agent (isocyanate) 10 parts

甲苯                      600份Toluene 600 parts

丁酮                      600份Butanone 600 parts

先将甲苯、丁酮配制好,再将40份的聚乙烯醇缩丁醛、40的聚氨酯加入,搅拌至完全溶解,加入11份的改性硅酮、10份的交联剂异氰酸酯,继续搅拌均匀,制成多功能层浆,待用。First prepare toluene and butanone, then add 40 parts of polyvinyl butyral and 40 parts of polyurethane, stir until completely dissolved, add 11 parts of modified silicone, 10 parts of crosslinking agent isocyanate, and continue stirring Evenly, make a multi-functional layer slurry and set it aside.

在12μm的聚酯薄膜带基上涂布,多功能层厚度为:1.8±0.2微米,然后,在多功能层上依次涂布磁性层、粘接层,切成12.7mm宽的磁条,制出转移磁条样品A3。然后,进行剥离特性测试和耐磨测试。Coating on a 12 μm polyester film tape base, the thickness of the multifunctional layer is: 1.8±0.2 μm, and then coating the magnetic layer and the adhesive layer on the multifunctional layer in sequence, cutting into 12.7mm wide magnetic strips, and making Take out transfer magnetic strip sample A3. Then, a peel characteristic test and an abrasion test were performed.

实验结果 实施例 剥离特性 耐磨次数 实施例1 合格 ≥2000 实施例2 合格 ≥2000 实施例3 合格 ≥2000 Experimental results Example Peeling properties Wear times Example 1 qualified ≥2000 Example 2 qualified ≥2000 Example 3 qualified ≥2000

剥离特性的测试方法:在热滚为100-200℃条件下的滚压热复合机(产地:德国妙沙),进行滚压热复合,将磁条转移到纸基或PVC膜上,然后将带基剥下,带基上没有涂层物残留,剥离完全即合格。The test method of peeling characteristics: Rolling thermal lamination machine (origin: Miaosha, Germany) under the condition of hot rolling at 100-200 ° C, perform rolling thermal lamination, transfer the magnetic strip to the paper base or PVC film, and then The tape base is peeled off, and there is no coating residue on the tape base, and it is qualified if the tape base is completely peeled off.

耐磨测试方法:将样品进行层压复合,制出PVC磁条卡,用欧姆龙刷卡机进行耐磨测试。Abrasion test method: The samples are laminated and compounded to produce a PVC magnetic stripe card, and an Omron card reader is used for an abrasion test.

由表中数据可以看出,采用本发明的多功能层后,制出的转移型磁条的剥离特性和耐磨特性均符合要求,这样既减少了转移型磁条在制造过程中的涂布层数,又降低了原材料的消耗和磁条的制造成本。As can be seen from the data in the table, after adopting the multifunctional layer of the present invention, the stripping properties and wear resistance of the transfer type magnetic strips produced all meet the requirements, so that the coating of the transfer type magnetic strips in the manufacturing process is reduced. The number of layers reduces the consumption of raw materials and the manufacturing cost of the magnetic strip.

Claims (7)

1.一种转移型磁条,由(1)带基、(2)磁性层、(3)粘接层组成,其特征在于带基与磁性层之间还含有一层功能层,功能层同时具有剥离和保护两项特性。1. A transfer type magnetic strip, made up of (1) tape base, (2) magnetic layer, (3) adhesive layer, it is characterized in that also containing one deck functional layer between tape base and magnetic layer, functional layer simultaneously It has two properties of stripping and protection. 2.根据权利要求1所述的转移型磁条,其特征是,所述的功能层的配方(重量比,份)为:2. transfer type magnetic strip according to claim 1, is characterized in that, the formula (weight ratio, part) of described functional layer is: 聚乙烯醇缩丁醛                       25.0-50.0Polyvinyl butyral 25.0-50.0 聚氨酯                               25.0-50.0Polyurethane 25.0-50.0 助剂                                 5.0-20.0Auxiliary 5.0-20.0 交联剂(异氰酸酯)                     5.0-20.0Cross-linking agent (isocyanate) 5.0-20.0 溶剂                                 840-1400Solvent 840-1400 3.根据权利要求2所述的转移型磁条,其特征是,所述的多功能层的配方(重量比,份)为:3. transfer type magnetic strip according to claim 2, is characterized in that, the formula (weight ratio, part) of described multifunctional layer is: 聚乙烯醇缩丁醛                       35.0-45.0Polyvinyl butyral 35.0-45.0 聚氨酯                               35.0-45.0Polyurethane 35.0-45.0 助剂                                 8.0-15.0Auxiliary 8.0-15.0 交联剂(异氰酸酯)                     8.0-15.0Cross-linking agent (isocyanate) 8.0-15.0 溶剂                                 1000-1200Solvent 1000-1200 4.根据权利要求3所述的转移型磁条,其特征是,所述的助剂是硅油、硅酮或改性硅酮。4. The transfer type magnetic strip according to claim 3, characterized in that, the auxiliary agent is silicone oil, silicone or modified silicone. 5.根据权利要求4所述的转移型磁条,其特征是,所述的助剂是改性硅酮。5. The transfer type magnetic strip according to claim 4, characterized in that the auxiliary agent is modified silicone. 6.根据权利要求3所述的转移型磁条,其特征是,所述的溶剂是甲苯、丁酮、醋酸乙酯、醋酸丁酯中的一种或几种。6. The transfer type magnetic strip according to claim 3, characterized in that, the solvent is one or more of toluene, butanone, ethyl acetate, and butyl acetate. 7.根据权利要求6所述的转移型磁条,其特征是,所述的溶剂是甲苯∶丁酮=1∶1。7. The transfer type magnetic strip according to claim 6, characterized in that, the solvent is toluene: butanone = 1:1.
CN 02149161 2002-11-25 2002-11-25 Transferring type magnetic stripe with multi-function coating Expired - Fee Related CN1219660C (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
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CN1219660C true CN1219660C (en) 2005-09-21

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Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100380454C (en) * 2005-03-04 2008-04-09 中国乐凯胶片集团公司 An adhesive magnetic strip
US7707758B2 (en) * 2007-02-20 2010-05-04 Snapnwin Inc. Composite magnetic advertising mailing cards
CN102174238A (en) * 2011-03-04 2011-09-07 浙江德斯泰塑胶有限公司 Formula for preparing high-strength PVB (Polyvinyl Butyral) sheet
CN102416790B (en) * 2011-11-09 2013-12-04 保定乐凯新材料股份有限公司 Transfer type magnetic bar
CN102501681B (en) * 2011-11-15 2014-07-16 保定乐凯新材料股份有限公司 Transfer magnetic stripe for passbooks
CN108099444B (en) * 2017-12-26 2019-11-22 保定乐凯新材料股份有限公司 Transfer-type magnetic stripe applicable to single card processing and preparation method thereof

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