CN1219660C - Transferring type magnetic stripe with multi-function coating - Google Patents
Transferring type magnetic stripe with multi-function coating Download PDFInfo
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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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- magnetic stripe
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- type magnetic
- functional layer
- transferring
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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
Invention field:
The present invention relates to a kind of magnetic stripe, particularly a kind of transfevent magnetic stripe with multi-functional coatings.
Technical background:
The transfevent magnetic stripe is used to make in a large number various blocking product such as highway card, bank book card.Produce at present that the metastatic magnetic stripe is general to adopt four～five coatings, i.e. peel ply, protective layer, black layer, magnetosphere and adhesive linkage.Open the manufacture method that flat 8-2154 (JP8002154) discloses a kind of transfevent magnetic stripe Japan Patent day; on polyester film tape base (thick 23 μ m), be coated with peel ply, protective layer, black nonferrous layer, magnetosphere successively; make the transfer magnetic stripe; on the card base of ABS resin manufacturing, one deck adhesive linkage is set then; magnetic stripe is pasted on the adhesive linkage of card base; carry out hot pressing again and make the magnetic strip magnetic card; the manufacturing process of this magnetic stripe is loaded down with trivial details, increase man-hour, cost improves; be coated with the increase of the number of plies simultaneously; make coating process wayward, might cause decrease in yield.In addition, then easily cause the fold phenomenon if carry out peel ply, protective layer, black layer, magnetosphere, adhesive linkage coating at the polyester film tape base of 12 μ m.
Summary of the invention:
The purpose of this invention is to provide a kind of transfevent magnetic stripe with multi-functional coatings, this multi-functional coatings has simultaneously peels off and protects two characteristics.
Technical scheme of the present invention is: a kind of transfevent magnetic stripe, form by (1) tape base, (2) magnetosphere, (3) adhesive linkage, and it is characterized in that also containing the multi-functional layer of one deck.
A kind of preferred version, the prescription of wherein said multi-functional layer (weight ratio, part) be:
Polyvinyl butyral resin 25.0-50.0
Polyurethane 25.0-50.0
Auxiliary agent 5.0-20.0
Crosslinking agent (isocyanates) 5.0 20.0
Solvent 840-1400
A kind of preferred version, the prescription of wherein said multi-functional layer (weight ratio, part) be:
Polyvinyl butyral resin 35.0-45.0
Polyurethane 35.0-45.0
Auxiliary agent 8.0-15.0
Crosslinking agent (isocyanates) 8.0-15.0
Solvent 1000-1200
A kind of preferred version, wherein said auxiliary agent are silicone oil, silicone or modified silicone, preferably modified silicone.
A kind of preferred version, wherein said solvent are one or more in toluene, butanone, ethyl acetate, the butyl acetate, preferably toluene: butanone=1: 1.
The tape base that generally is used for magnetic stripe is a polyester film, and its thickness is generally 12 microns and 23 microns.
The magnetosphere that generally is used for magnetic stripe is made by magnetic, adhesive, dispersant and solvent.Be applicable to that magnetospheric prescription of the present invention includes but not limited to following prescription:
40 parts of magnetics
8 parts in adhesive
3 parts of dispersants
100 parts of solvents
The magnetospheric general preparation method of magnetic stripe is: magnetic, adhesive, dispersant and solvent are carried out planet stir, sand milling disperses to make required magnetosphere slurry.
The adhesive linkage that generally is used for magnetic stripe is made by polyurethane, ter-polymers, acrylic resin and solvent.The prescription that is applicable to adhesive linkage of the present invention includes but not limited to following prescription:
5 parts of polyurethane
10 parts of ter-polymers
15 parts of acrylic resins
100 parts of solvents
The general preparation method of the adhesive linkage of magnetic stripe is: take by weighing solvent earlier, add polyurethane, ter-polymers and acrylic resin and stir dissolving fully, make adhesive linkage solution.
The present invention is by adding special addition agent in multi-functional layer, for example, silicone oil, silicone and modified silicone etc. make multi-functional layer not only have peel property but also have defencive function.
Preparation method with transfevent magnetic stripe of multi-functional coatings is that multi-functional layer is coated on the polyester film tape base, and then coating magnetosphere and adhesive linkage.Multi-functional layer can adopt methods such as rod is coated with, notch board coating, extrusion coated, reverse roll coating to be coated on the tape base.
The specific embodiment
The present invention is described further below by specific embodiment.
Embodiment 1
The preparation of multi-functional layer slurry
45 parts of polyvinyl butyral resins
35 parts of polyurethane
8 parts of modified silicones
15 parts of crosslinking agents (isocyanates)
550 parts of toluene
550 parts of butanone
Earlier toluene, butanone are prepared, again 45 parts polyvinyl butyral resin, 35 parts polyurethane are added, be stirred to dissolving fully, add 14 parts modified silicone, 15 parts crosslinking agent isocyanates, continue to stir, make multi-functional layer slurry, stand-by.
The multi-functional layer of coating on the polyester film tape base of 12 μ m, thickness is: 1.8 ± 0.2 microns, then, on multi-functional layer, be coated with magnetosphere, adhesive linkage successively, be cut into the wide magnetic stripe of 12.7mm, make and shift magnetic stripe sample A1.Then, carry out peel property test and wear-resisting test.
Embodiment 2
The preparation of multi-functional layer slurry
Polyvinyl butyral resin 35
45 parts of polyurethane
15 parts of modified silicones
8 parts of crosslinking agents (isocyanates)
500 parts of toluene
500 parts of butanone
Earlier toluene, butanone are prepared, again 35 parts polyvinyl butyral resin, 45 parts polyurethane are added, be stirred to dissolving fully, add 15 parts modified silicone, 8 parts crosslinking agent isocyanates, continue to stir, make multi-functional layer slurry, stand-by.
Be coated with on the polyester film tape base of 12 μ m, multi-functional layer thickness is: 1.8 ± 0.2 microns, then, on multi-functional layer, be coated with magnetosphere, adhesive linkage successively, and be cut into the wide magnetic stripe of 12.7mm, make and shift magnetic stripe sample A2.Then, carry out peel property test and wear-resisting test.
Embodiment 3
The preparation of multi-functional layer slurry
40 parts of polyvinyl butyral resins
40 parts of polyurethane
11 parts of modified silicones
10 parts of crosslinking agents (isocyanates)
600 parts of toluene
600 parts of butanone
Earlier toluene, butanone are prepared, again 40 parts polyvinyl butyral resin, 40 polyurethane are added, be stirred to dissolving fully, add 11 parts modified silicone, 10 parts crosslinking agent isocyanates, continue to stir, make multi-functional layer slurry, stand-by.
Be coated with on the polyester film tape base of 12 μ m, multi-functional layer thickness is: 1.8 ± 0.2 microns, then, on multi-functional layer, be coated with magnetosphere, adhesive linkage successively, and be cut into the wide magnetic stripe of 12.7mm, make and shift magnetic stripe sample A3.Then, carry out peel property test and wear-resisting test.
Experimental result
| Embodiment | Peel property | Abrasion resistance |
| Embodiment 1 | Qualified | ≥2000 |
| Embodiment 2 | Qualified | ≥2000 |
| Embodiment 3 | Qualified | ≥2000 |
The method of testing of peel property: roll in heat and to be (the place of production: German wonderful sand) of the roll extrusion thermal composite machine under the 100-200 ℃ of condition, it is compound to carry out roll extrusion heat, and magnetic stripe is transferred on paper substrate or the PVC film, then tape base is peeled, do not have coating substance residual on the tape base, it is fully promptly qualified to peel off.
Wear-resisting method of testing: it is compound that sample is carried out lamination, makes the PVC magnetic stripe card, carries out wear-resisting test with the Omron POS.
By data in the table as can be seen, after adopting multi-functional layer of the present invention, the peel property and the antiwear characteristic of the transfevent magnetic stripe of making all meet the requirements, and have so both reduced the coating number of plies of transfevent magnetic stripe in manufacture process, have reduced the manufacturing cost of raw-material consumption and magnetic stripe again.
Claims (7)
1. a transfevent magnetic stripe is made up of (1) tape base, (2) magnetosphere, (3) adhesive linkage, it is characterized in that also containing between tape base and the magnetosphere one functional layer, and functional layer has simultaneously peels off and protect two characteristics.
2. transfevent magnetic stripe according to claim 1 is characterized in that, the prescription of described functional layer (weight ratio, part) be:
Polyvinyl butyral resin 25.0-50.0
Polyurethane 25.0-50.0
Auxiliary agent 5.0-20.0
Crosslinking agent (isocyanates) 5.0-20.0
Solvent 840-1400
3. transfevent magnetic stripe according to claim 2 is characterized in that, the prescription of described multi-functional layer (weight ratio, part) be:
Polyvinyl butyral resin 35.0-45.0
Polyurethane 35.0-45.0
Auxiliary agent 8.0-15.0
Crosslinking agent (isocyanates) 8.0-15.0
Solvent 1000-1200
4. transfevent magnetic stripe according to claim 3 is characterized in that, described auxiliary agent is silicone oil, silicone or modified silicone.
5. transfevent magnetic stripe according to claim 4 is characterized in that described auxiliary agent is a modified silicone.
6. transfevent magnetic stripe according to claim 3 is characterized in that, described solvent is one or more in toluene, butanone, ethyl acetate, the butyl acetate.
7. transfevent magnetic stripe according to claim 6 is characterized in that, described solvent is a toluene: butanone=1: 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02149161 CN1219660C (en) | 2002-11-25 | 2002-11-25 | Transferring type magnetic stripe with multi-function coating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02149161 CN1219660C (en) | 2002-11-25 | 2002-11-25 | Transferring type magnetic stripe with multi-function coating |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1502480A CN1502480A (en) | 2004-06-09 |
| CN1219660C true CN1219660C (en) | 2005-09-21 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02149161 Expired - Fee Related CN1219660C (en) | 2002-11-25 | 2002-11-25 | Transferring type magnetic stripe with multi-function coating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1219660C (en) |
Families Citing this family (6)
| 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 | Adhesive type 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 | It can be used for the transfevent magnetic stripe and preparation method thereof of single card processing |
-
2002
- 2002-11-25 CN CN 02149161 patent/CN1219660C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN1502480A (en) | 2004-06-09 |
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Granted publication date: 20050921 Termination date: 20131125 |