CN101049773B - Heat blocking film - Google Patents
Heat blocking film Download PDFInfo
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- CN101049773B CN101049773B CN2006100529928A CN200610052992A CN101049773B CN 101049773 B CN101049773 B CN 101049773B CN 2006100529928 A CN2006100529928 A CN 2006100529928A CN 200610052992 A CN200610052992 A CN 200610052992A CN 101049773 B CN101049773 B CN 101049773B
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- resin
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- release layer
- thermoplastic resin
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Abstract
A thermoprinting film for the big perfusion bag is composed of a substrate layer made of bidirectionally stretching polyester film, a coated parting layer prepared from hard wax and thermoplastic resin, and a coated coloring layer prepared from coloring agent, thermplastic resin, filler and assistant. Said coloring agent is prepared from one or more refractory dyes or pigments. Said thermolastic resin is prepared from adhesion-promoting thermoplastic resin and refractory thermoplastic resin.
Description
Technical field
The present invention relates to a kind of heat blocking film, especially relate to a kind of heat blocking film that can be used for infusion solutions bag blanching seal, it also can be applicable to thermoprint date, lot number and the price etc. of printable fabrics such as various plastic packaging bags, adhesive sticker, card, film, leather, carton, aluminium foil.
Background technology
Blanching seal is with various mode of printings (as gravure, silk-screen, offset printing etc.), and picture and text are printed on the plastic sheeting, and by the effect of heat and pressure, the picture and text that make heat change printed film are transferred to above the stock and a kind of method that the realization picture and text print during use.Now, this special printing process in the application of incrustation more and more widely, is arrived building and ornament materials, little of student stationery greatly, comprises that medicinal fluid is sealed up for safekeeping, beverage filling etc., and the blanching seal all is a kind of very desirable mode of printing.Along with updating of development of technology, production technology, people are thoroughgoing and painstaking day by day in the research of blanching India side face.
According to the retrieval, Chinese patent 87104082 has disclosed a kind of heat transfer colour ribbon, it is characterized by resin system is the hybrid resin system of polyamide and polyether resin or polyamide and bitumen, and the carbon black that adds has effect painted and conduction simultaneously.
Chinese patent 88107918.9 discloses a kind of heat-sensitive wax ribbon, it is characterized in that its black layer mainly is made up of montan wax, synthetic wax, river wax, IV resin, castor oil and carbon black; Be characterized in this locality honest and clean, shortcoming is that erasibility is poor.
Chinese patent 90109475.7,97119461.0 discloses a kind of wax colour band respectively, and its shortcoming all is that the scraping performance is undesirable, and only is only applicable to the TTR colour band.
Chinese patent 02129266.3 discloses a kind ofly to be beaten the sign indicating number date and uses film, selects for use the polyamide of 10%-15% and the modified rosin resin of 6-9% to be re-dubbed the dyed layer resin system.
The technical scheme of comprehensive above-mentioned patent, its research and development technological transformation emphasis all concentrates on the heat transfer printing carbon tape part as can be seen, and most products are to be used for the facsimile machine office equipment, and poor, the easy demoulding of scraping and wiping resistance performance is very low to the non-paper rate of transform.
Summary of the invention
The purpose of this invention is to provide a kind ofly have the high rate of transform, be difficult for demoulding, be suitable for wide, the excellent image definition of thermoprint medium, the heat blocking film of advantage such as outstanding scraping and wiping resistance performance especially.
Above-mentioned purpose of the present invention mainly is achieved by following technical proposals: heat blocking film by base material, coat the release layer on the base material and the dyed layer that is coated on the release layer constitutes; Described base material is a biaxially oriented polyester film, and its thickness is 4～12 microns; Described release layer is made up of hard wax and thermoplastic resin, the coating thickness of release layer is 0.1～2 micron, wherein said hard wax fusing point is 75～150 ℃, and described thermoplastic resin is other interchangeable heat plastic resins compositions of 70～140 ℃ for thermoplasticity adhesive force promotes resin and fusing point; Described dyed layer is made up of colouring agent, thermoplastic resin, filler, auxiliary agent, its coating thickness is 3～15 microns, wherein said colouring agent is that the pigment of heatproof 〉=200 ℃ or in the dyestuff one or more are composite, described thermoplastic resin promotes that by thermoplasticity adhesive force resin and fusing point are that other interchangeable heat plastic resins of 70～140 ℃ are formed, described filler is〉800 purpose transparent fillers, described auxiliary agent comprises dispersant, anti-heavy agent and defoamer.
Base material is the matrix of blanching printing ink coating, require it want heatproof, withstand voltage, stretcher strain is little, therefore heat blocking film base material of the present invention is selected biaxial stretch-formed PET polyester film for use, can satisfy these requirements on performance, and film thickness is arranged between 4～12 microns; Aspect parameter chooses, if the shortage of heat that the too thick meeting of film receives thermoprint process ink lay causes the rate of transform low; Film causes film breakdown in the thermoprint process too thin time; Therefore film thickness is arranged between 4～12 microns and can obtains the ideal technology effect.
Release layer coating thickness among the present invention is 0.1～2 micron, and the hard wax by 10～80%, 10～90% thermoplastic resin constitute, and wherein thermoplastic resin is other interchangeable heat plastic resins compositions of 70～140 ℃ for thermoplasticity adhesive force promotes resin and fusing point.Hard wax fusing point the best is 75～150 ℃, and more satisfactory is a kind of or mixture to wax in montanin wax, brazil wax, Sichuan wax, PE wax, PP wax, Japan tallow, the polytetrafluoroethylene (PTFE) wax etc.Composite wax system in this melting range, thermoprint rate of transform height, and satisfied anti-scratch performance is arranged.Thermoplasticity adhesive force in the release layer promotes resin can select acrylic resin, chlorinated polyolefin resin or its modified resin, is preferably chlorinated polyolefin resin or its modified resin.Adopt chlorinated polyolefin resin or its modified resin, can improve the compatibility of release layer and dyed layer, and extra high anti-scratch performance is arranged after the thermoprint.Other interchangeable heat plastic resins can be selected the compound system of one or more resins such as modified rosin, terpenes, aldehyde ketone, EVA, TPU.These resin tackifies are effective, help coating and thermoprint.The formation of release layer has determined it fusible when certain temperature among the present invention; during fusing and the cohesion of basalis diminish; can break away from very soon from basalis; no adhesion residue; also have good printing adaptability and wearability simultaneously, play the protection colored ink, reduce ultraviolet radiation intensity; unfavorable factor is to the influence of printing ink, the effect that prolongs the printing ink operating period in the reduction air.The existence of release layer makes the thermoprint rate of transform reach maximum among the present invention, also has high coating erasibility simultaneously.
Dyed layer coating thickness among the present invention is 3～15 microns, and the colouring agent by 5～20%, 5～30% thermoplastic resin, 0～60% filler, 1～10% auxiliary agent etc. are formed.Wherein colouring agent is that the pigment of heatproof 〉=200 ℃ or in the dyestuff one or more are composite because in the thermoprint process thermoprint machine might serviceability temperature above 200 ℃.If the colouring agent ratio surpasses 20%, price comparison is expensive, and coloring effect does not have obvious raising.If colouring agent is less than 5%, tinctorial property is poor; Thermoplastic resin promotes that by thermoplasticity adhesive force resin and fusing point are that other interchangeable heat plastic resins of 70～140 ℃ are formed.Thermoplasticity adhesive force in the release layer in the dyed layer promotes resin can select acrylic resin, chlorinated polyolefin resin or its modified resin, be preferably chlorinated polyolefin resin or its modified resin, chlorinity is 20～50%, chlorinity＜20%, do not have and significantly improve scuff resistance, chlorinity〉50%, viscosity is too high, is unfavorable for the transfer of thermoprint process.Other interchangeable heat plastic resins can be selected the compound system of one or more resins such as rosin, modified rosin, terpenes, aldehyde ketone, EVA, TPU, chlorine vinegar.This thermoplastic resin can improve the wetting effect of pigment, and melting viscosity is little, helps the thermoprint rate of transform.Filler is〉800 purpose transparent fillers, for example: precipitated calcium carbonate, barium sulfate, talcum powder, ceramic microsphere etc.Such filler helps disperseing, and promotes the transfer fully of dyed layer in the thermoprint process.Auxiliary agent is 1～6% dispersant, 0.2～2% anti-heavy agent, 0～2% defoamer.Above auxiliary agent can be selected general, wherein the dispersant optimization polyurethane class auxiliary agent of milling altogether.
Release layer of the present invention and coating layer all contain same thermoplasticity adhesive force and promote resin, not only can improve scuff resistance, and the compatibility of 2 coatings is improved, and prevent demoulding dry linting phenomenon.
At the selection design aspect; rational in infrastructure, proportioning science that the present invention has; protected environment when having reduced cost of material again; resource is utilized effectively; in use; having the high rate of transform, be difficult for demoulding, be suitable for wide, the excellent image definition of thermoprint medium, advantage such as outstanding scraping and wiping resistance performance especially, is the outstanding heat blocking film of a kind of performance.
The specific embodiment
Below by embodiment, technical scheme of the present invention is described in further detail.
Embodiment 1: in parts by weight, each component ratio is
Base material:
Biaxial stretch-formed PET polyester film
Release layer:
Refining montanin wax: 20
Chlorinated polyolefin resin (MPA-45): 50
Aldehyde ketone resin: 30
Ink lay:
Gu U.S. saturating red 2030:10
Chlorinated polyolefin resin (MPA-45): 15
Rosin: 10
2500 order precipitated calcium carbonates: 60
Wetting dispersing agent (DISPERBYK 194): 3
Silicone defoaming agent (BYK 012): 1
Anti-heavy agent 118:1
Embodiment 2: in parts by weight, each component ratio is
Base material:
Biaxial stretch-formed PET polyester film
Release layer:
Brazil wax: 40
Refining Japan tallow: 20
Acrylic acid modified chlorinated polyolefin resin (MPA-44): 25
Aldehyde ketone resin: 15
Ink lay:
Iron oxide yellow: 20
Acrylic acid modified chlorinated polyolefin resin (MPA-44): 8
Ethylene-vinyl acetate (EVA2880): 4
Terpene resin: 16
5000 order talcum powder: 47
Wetting dispersing agent (DISPERBYK 194): 4
Silicone defoaming agent (BYK 012): 0.5
Anti-heavy agent (CP-88): 0.5
At last, should be pointed out that above embodiment only is the more representational example of the present invention.Obviously, technical scheme of the present invention is not limited to the foregoing description, and many distortion can also be arranged.Heat blocking film structure described in the invention and prescription can carry out multiple combination.All distortion that those of ordinary skill in the art can directly derive or associate from content disclosed by the invention all should be thought protection scope of the present invention.
Claims (1)
1. heat blocking film, it is characterized in that it by base material, coat the release layer on the base material and the dyed layer that is coated on the release layer constitutes; Described base material is a biaxially oriented polyester film, and its thickness is 4～12 microns; Described release layer is made up of hard wax and thermoplastic resin, the coating thickness of release layer is 0.1～2 micron, wherein said hard wax fusing point is 75～150 ℃, and described thermoplastic resin is the mixture that other interchangeable heat plastic resins of 70～140 ℃ are formed in proportion for thermoplasticity adhesive force promotes resin and fusing point; Described dyed layer is made up of colouring agent, thermoplastic resin, filler, auxiliary agent, its coating thickness is 3～15 microns, wherein said colouring agent is that the pigment of heatproof 〉=200 ℃ or in the dyestuff one or more are composite, described thermoplastic resin promotes that by thermoplasticity adhesive force resin and fusing point are that other interchangeable heat plastic resins of 70～140 ℃ mix in proportion, described filler is＞800 purpose transparent fillers, and described auxiliary agent comprises dispersant, anti-heavy agent and defoamer;
Described thermoplasticity adhesive force promotes that chlorinity is 20～50% in the resin;
In parts by weight, each component ratio of heat blocking film is:
Base material:
Biaxial stretch-formed PET polyester film
Release layer:
Refining montanin wax: 20
Chlorinated polyolefin resin (MPA-45): 50
Aldehyde ketone resin: 30
Ink lay:
Gu U.S. saturating red 2030:10
Chlorinated polyolefin resin (MPA-45): 15
Rosin: 10
2500 order precipitated calcium carbonates: 60
Wetting dispersing agent (DISPERBYK 194): 3
Silicone defoaming agent (BYK 012): 1
Anti-heavy agent 118:1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2006100529928A CN101049773B (en) | 2006-08-17 | 2006-08-17 | Heat blocking film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2006100529928A CN101049773B (en) | 2006-08-17 | 2006-08-17 | Heat blocking film |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101049773A CN101049773A (en) | 2007-10-10 |
| CN101049773B true CN101049773B (en) | 2011-01-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2006100529928A Expired - Fee Related CN101049773B (en) | 2006-08-17 | 2006-08-17 | Heat blocking film |
Country Status (1)
| Country | Link |
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| CN (1) | CN101049773B (en) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101423000B (en) * | 2007-10-31 | 2011-07-13 | 焦作市卓立烫印材料有限公司 | Metal thermoprinting foil and preparation method thereof |
| CN101117161B (en) * | 2007-11-01 | 2010-06-02 | 湖南千山制药机械股份有限公司 | Intelligent printing arrangement for big transfusion soft bag production without printing plate |
| CN101570091B (en) * | 2009-06-05 | 2011-07-20 | 焦作市卓立烫印材料有限公司 | Hot stamping foil for blood transfusion bag and preparation method thereof |
| CN101914346B (en) * | 2010-08-04 | 2012-03-21 | 湖北联合天诚防伪技术股份有限公司 | Preparation method of environmental-friendly release material in halographic anti-counterfeiting industry |
| CN103921583B (en) * | 2014-04-09 | 2016-04-20 | 库尔兹压烫科技（合肥）有限公司 | High Efficiency Thermal stamping systems |
| CN103909755B (en) * | 2014-04-09 | 2015-09-23 | 库尔兹压烫科技（合肥）有限公司 | A kind of hot transfer foil with metallic pigments layer |
| CN105985738A (en) * | 2015-02-11 | 2016-10-05 | 温州瑞阳光伏材料有限公司 | Laminated glass functional glue film and preparation technology thereof |
| CN105216460B (en) * | 2015-10-30 | 2018-05-01 | 河南卓立膜材料股份有限公司 | Water-based ink thermal transfer ribbon and preparation method thereof |
| CN105818560B (en) * | 2016-04-05 | 2018-06-01 | 云南玉溪东魅包装材料有限公司 | A kind of environment-friendly type leapfrog thermoprint alumite thermoprinting foil and preparation method thereof |
| CN107652761A (en) * | 2016-07-25 | 2018-02-02 | 洋紫荆油墨（浙江）有限公司 | It is a kind of to exempt from gluing flexible thermal transfer ink composition and its manufacture method with the viscous function of anti-reflective |
| CN107650525B (en) * | 2017-09-01 | 2019-05-24 | 广东可逸智膜科技有限公司 | A kind of electrochemical aluminum foil suitable for high temperature and high speed thermoprint |
| CN108864978B (en) * | 2018-06-14 | 2021-02-02 | 浙江驰怀烫印科技股份有限公司 | Large infusion bag hot stamping ribbon free of benzene solvent residues and preparation method thereof |
| DE102019132787A1 (en) | 2019-12-03 | 2021-06-10 | Leonhard Kurz Stiftung & Co. Kg | Decorative film, method for producing a decorative film and method for decorating a target substrate |
| CN111251743A (en) * | 2020-01-17 | 2020-06-09 | 江西赛欧特科新材料有限公司 | Lettering film and preparation method thereof |
| CN115339254B (en) * | 2022-08-31 | 2023-12-26 | 浙江龙游道明光学有限公司 | Thermal transfer film for motor vehicle license plate and manufacturing method and application thereof |
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| CN1417036A (en) * | 2001-10-30 | 2003-05-14 | 东丽株式会社 | Laminated film for thermosensitive image-transferring material |
| CN1485217A (en) * | 2002-09-29 | 2004-03-31 | 张振宇 | Blanching pattern mark carbon band |
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2006
- 2006-08-17 CN CN2006100529928A patent/CN101049773B/en not_active Expired - Fee Related
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| CN1187159A (en) * | 1995-06-07 | 1998-07-08 | 穆尔商用表格有限公司 | Method for printing upon linerless thermal transfer labels having polyorganosiloxane release agent |
| CN1284432A (en) * | 1999-07-12 | 2001-02-21 | 索尼化学株式会社 | Hot tranfer recording medium |
| CN1351933A (en) * | 2000-11-07 | 2002-06-05 | 潘浦敦 | Heat transfer colour ribbon |
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| Publication number | Publication date |
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| CN101049773A (en) | 2007-10-10 |
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