CN1966785A - Infrared anti-false fiber and its production method and use - Google Patents
Infrared anti-false fiber and its production method and use Download PDFInfo
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- CN1966785A CN1966785A CN 200610116074 CN200610116074A CN1966785A CN 1966785 A CN1966785 A CN 1966785A CN 200610116074 CN200610116074 CN 200610116074 CN 200610116074 A CN200610116074 A CN 200610116074A CN 1966785 A CN1966785 A CN 1966785A
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Abstract
The infrared camouflage fiber is composed of infrared and visible light fertile material 1-15%, fiber-forming high polymer 64-98%, coupling agent 0.1-3%, disperser 0.1-3%, and auxiliary additive 1-4%. It includes the following manufacturing procedures: 1) the preparation of infrared camouflage base, 2) preparation of spinning material. 3) Spinning and extension. It can be applied to trade marks, packing of name brands, certificates, bills, banking cards, stamps or invoices. It has good false proof and concealing effect, and long endurance.
Description
Technical field
The present invention relates to a kind of anti-false fiber and manufacture method thereof and application, particularly relate to a kind of infrared anti-false fiber and manufacture method thereof and application.
Background technology
Infrared anti-false fiber is to utilize efficiently infrared-visible light up-conversion as special luminescent material, infrared-visible light up-conversion is rare earth compound or rear-earth-doped compound, wherein the main constituent of rare earth compound is Ba2ErCl7, BaLn2F8, rear-earth-doped material is a host material with oxide, fluoride, chloride and sulfide then, on host material, carry out rear-earth-dopedly, realize up-conversion luminescence.The fiber that this luminescent material and fiber-forming polymer co-blended spinning are made.This fiber is at infrared ray excited (excitation spectrum 700-1500nm) down, and the fiber emission has coloured light (emission spectrum 360-630nm).
Aggravation along with society and science and technology development and competition of market economy, people are also more and more higher to the false proof requirement of brand product, because the manufacture method of the original ultraviolet anti-fake fiber that uses is grasped by many enterprises, so antifalse effect begins to descend, and the meeting colour developing under stronger sunlight of ultraviolet anti-fake fiber, reduced antifalse effect.
Summary of the invention
Technical problem to be solved by this invention provides a kind of infrared anti-false fiber and manufacture method and application, to remedy the deficiencies in the prior art or defective, satisfies the false proof needs of market economy.
In order to solve the problems of the technologies described above, one of the technical solution adopted in the present invention is: a kind of infrared anti-false fiber, and its component and weight percent content are:
Infrared-visible light up-conversion 1-15%
Fiber-forming polymer 64-99%
Coupling agent 0.1%-3%
Dispersant 0.1%-3%
Auxiliary additive 1%-4%
As optimized technical scheme: described fiber-forming polymer is polypropylene (PP), polyester (PET, PBT) or polyamide (PA6, PA66); Infrared-visible light up-conversion is a kind of rare earth compound or rear-earth-doped compound, and wherein the main constituent of rare earth compound is Ba
2ErCl
7, BaLn
2F
8, rear-earth-doped material is a host material with oxide, fluoride, chloride and sulfide then, carries out rear-earth-doped on host material; Coupling agent is titanate ester or silanes, and preferred titante coupling agent is one or more in monoalkoxytitanates (NDZ-101), monoalkoxy phosphate (NDZ-102) or the pyrophosphoric acid type titanate esters (NDZ-201); Preferred silane coupling agent is one or more in gamma-aminopropyl-triethoxy-silane (KH550), γ-(2,3-epoxy third oxygen) propyl trimethoxy silicane (KH-560) or γ-(methacryloxypropyl) propyl trimethoxy silicane (KH-570); Dispersant is white oil, paraffin oil or Tissuemat E; Auxiliary additive is that molecular weight is 1,800,000-2,200,000 super high molecular weight polysiloxanes.
In order to solve the problems of the technologies described above, two of the technical solution adopted in the present invention is: a kind of preparation method of infrared anti-false fiber comprises the steps:
(1) preparation of infrared anti-false master batch: with the vacuumize respectively of infrared-visible light up-conversion, carrier material and auxiliary additive, in kneader, mediate, in the process of mediating, add coupling agent and dispersant, extrude by the screw extruder melt blending after mediating evenly, pelletizing obtains the infrared anti-false master batch after water-cooled, wherein, the quality percentage composition of each component is infrared-visible light up-conversion 20%-50%, carrier material 48.8%-70%, coupling agent 0.1%-3%, dispersant 0.1%-3%, auxiliary additive 1-4%.
(2) spinning material is prepared: false proof master batch and the part by weight blend that becomes fine copolymer to press 1: 50～3: 1, and at 100 ℃-150 ℃, vacuum are dry 8-24 hour (except that polypropylene) under the condition of 0.1Mpa.
(3) spinning and stretching: spinning material melt extruded by extruder type spinning machine enter spinning manifold and filament spinning component and form as-spun fibre, as-spun fibre through cooling, oil after coiling and molding, undrawn yarn drawn operation becomes infrared anti-false fiber; 190 ℃-300 ℃ of spinning temperatures, spinning speed 400m/min-5000m/min, draw ratio 1.2-5 times, draft temperature: 20 ℃～100 ℃ of temperature of heat plate, 20 ℃～180 ℃ of hot plate temperatures
Technical scheme as optimum seeking method: described carrier material is polyester (PET, PBT) or polyamide (PA6, PA66).
In order to solve the problems of the technologies described above, three of the technical solution adopted in the present invention is: a kind of application of infrared anti-false fiber is applied to packing, certificate, bill, bank card, stamp or the invoice of brand trademark, brand article.
The technical indicator of infrared anti-false fiber is:
Fibre strength 〉=2.8CN/dtex
Elongate fiber 〉=20%
Fiber luminous intensity 〉=50 (sepectrophotofluorometer records)
The emission light color of infrared anti-false fiber has yellow green, redness and blue.
The invention has the beneficial effects as follows: the infrared-visible light up-conversion that adds in the infrared anti-false fiber is because physical stability is good, the material synthesis technology complexity, and as the interpolation material of infrared anti-false fiber infrared-the visible light up-conversion is a rare earth material, bad dispersibility, easily reunite, so the infrared anti-false fiber process technology is required height, and antifalse effect is good.Infrared anti-false fiber can not develop the color under general optical excitation, and only in infrared ray excited just colour developing down, antifalse effect obviously is better than the ultraviolet anti-fake fiber.Because infrared anti-false fiber is to utilize infrared light invisible to the human eye to detect, therefore be difficult for being found, good concealment, long service life is the upgrading products of existing ultraviolet anti-fake fiber.Infrared anti-false fiber can be applicable to various false proof fields, as the packing of all kinds of brand trademarks, brand article, and certificate, bill, bank card, stamp, invoice.
Description of drawings
The process chart of Fig. 1 infrared anti-false fiber manufacture method of the present invention
The preparation method's of Fig. 2 infrared anti-false master batch of the present invention process chart
The specific embodiment
Below in conjunction with specific embodiment the present invention is further elaborated.With reference to accompanying drawing 1-2.
Embodiment 1
The polypropylene infrared anti-false fiber
(1) preparation of infrared anti-false master batch: (main component is Ba with infrared-visible light up-conversion
2ErCl
7Rare earth compound) and respectively vacuumize of auxiliary additive (molecular weight is 2,000,000 super high molecular weight polysiloxanes), dried infrared-visible light up-conversion and auxiliary additive and polypropylene mediate in kneader, in the process of mediating, add coupling agent (titanate coupling agent (NDZ-1011)) and dispersant (white oil), extruded by the screw extruder melt blending after mediating evenly, pelletizing obtains polypropylene infrared anti-false master batch after water-cooled.Wherein, the quality percentage composition of each component is infrared-visible light up-conversion 40%, carrier material 56%, titanate coupling agent (NDZ-1011) 0.1%, white oil dispersant 1%, auxiliary additive super high molecular weight polysiloxanes (molecular weight 2,000,000) 2%;
(2) spinning material is prepared: polypropylene anti-false master batch and polypropylene are pressed 1: 7 mass ratio blend.
(3) spinning and stretching: spinning material melt extruded by extruder type spinning machine enter spinning manifold and filament spinning component and form as-spun fibre, as-spun fibre through cooling, oil after coiling and molding, undrawn yarn drawn operation becomes infrared anti-false fiber; 270 ℃ of spinning temperatures, spinning speed 1000m/min, 4 times of draw ratios, draft temperature: 70 ℃ on heat dish, 100 ℃ of hot plates obtain 5% infrared polypropylene anti-false fibre, the technical indicator of fiber is: fibre strength 3.5CN/dtex, elongate fiber 45%, fiber luminous intensity 102.The emission light that the polypropylene infrared anti-false fiber produces when being subjected to infrared excitation is for blue.
Embodiment 2
The polyester infrared anti-false fiber
(1) preparation of infrared anti-false master batch: (main component is BaLn with infrared-visible light up-conversion
2F
8Rare earth compound), carrier material (PBT) and auxiliary additive (the super high molecular weight polysiloxanes of molecular weight 2,200,000) vacuumize respectively, in kneader, mediate, in the process of mediating, add coupling agent (silane coupler (KH-550)) and dispersant (paraffin oil), extrude by the screw extruder melt blending after mediating evenly, pelletizing obtains polyester infrared anti-false master batch after water-cooled, wherein, the quality percentage composition of each component is infrared-visible light up-conversion 50%, carrier material (PBT) 48.8%, silane coupler (KH-550) 0.8%, dispersant paraffin oil 3%, auxiliary additive super high molecular weight polysiloxanes (molecular weight 2,200,000) 4%;
(2) spinning material is prepared: the false proof master batch of polyester and becomes fine copolymer p ET to press mass ratio blend in 1: 7.4, and at 140 ℃, vacuum are drying 16 hours under the condition of 0.1Mpa.
(3) spinning and stretching: spinning material melt extruded by extruder type spinning machine enter spinning manifold and filament spinning component and form as-spun fibre, as-spun fibre through cooling, oil after coiling and molding, undrawn yarn drawn operation becomes infrared anti-false fiber; 300 ℃ of spinning temperatures, spinning speed 400m/min, 5 times of draw ratios, draft temperature: 100 ℃ on heat dish, 180 ℃ of hot plates.Obtain 6% infrared polyester anti-false fiber, the technical indicator of fiber is: fibre strength 3.8CN/dtex, elongate fiber 25%, fiber luminous intensity 120.The emission light that produces when the polyester infrared anti-false fiber is stimulated is for red.
Embodiment 3
The polyamide 6 infrared anti-false fiber
(1) preparation of polyamide 6 infrared anti-false master batch: (main component is Ba with infrared-visible light up-conversion
2ErCl
7Rare earth compound), the vacuumize respectively of carrier material polyamide 6 and auxiliary additive (molecular weight is 1,800,000 super high molecular weight polysiloxanes), in kneader, mediate, in the process of mediating, add coupling agent (titanate coupling agent (KH-560)) and dispersant (white oil), extruded by the screw extruder melt blending after mediating evenly, pelletizing obtains the infrared anti-false master batch after water-cooled.Wherein, the quality percentage composition of each component is infrared-visible light up-conversion 20%, carrier material polyamide 70%, titanate coupling agent (KH-560) 3%, white oil dispersant 0.1%, super high molecular weight polysiloxanes (molecular weight 1,800,000) auxiliary additive 1%;
(2) spinning material is prepared: false proof master batch and the mass ratio blend that becomes fine copolymer to press 1: 2, and at 120 ℃, vacuum are drying 8 hours under the condition of 0.1Mpa.
(3) spinning and stretching: spinning material melt extruded by extruder type spinning machine enter spinning manifold and filament spinning component and form as-spun fibre, as-spun fibre through cooling, oil after coiling and molding, undrawn yarn drawn operation becomes infrared anti-false fiber; 190 ℃ of spinning temperatures, spinning speed 5000m/min, 1.2 times of draw ratios, draft temperature: 20 ℃ of temperature of heat plate, 20 ℃ of hot plate temperatures obtain 10% infrared polyamide anti-false fiber, the fibre technology index is: fibre strength 4.5CN/dtex, elongate fiber 30%, fiber luminous intensity 150.The emission light that the polyamide infrared anti-false fiber produces when being subjected to infrared excitation is yellow green.
Claims (6)
1, a kind of infrared anti-false fiber is characterized in that, its component and weight percent content are:
Infrared-visible light up-conversion 1-15%
Fiber-forming polymer 64-99%
Coupling agent 0.1-3%
Dispersant 0.1-3%
Auxiliary additive 1-4%
2, infrared anti-false fiber according to claim 1 is characterized in that, described fiber-forming polymer is polypropylene, polyester or polyamide; Infrared-visible light up-conversion is a kind of rare earth compound or rear-earth-doped material, and the main component of described rare earth compound is Ba
2ErCl
7, BaLn
2F
8Described rear-earth-doped material is to be host material with oxide, fluoride, chloride or sulfide, carries out rear-earth-doped on host material; Coupling agent is titanate ester or silanes, as in monoalkoxytitanates, monoalkoxy phosphate, pyrophosphoric acid type titanate esters, gamma-aminopropyl-triethoxy-silane, γ-(2,3-epoxy third oxygen) propyl trimethoxy silicane or γ-(methacryloxypropyl) propyl trimethoxy silicane one or more; Dispersant is white oil, paraffin oil or Tissuemat E; Auxiliary additive is that molecular weight is 1,800,000-2,200,000 super high molecular weight polysiloxanes.
3, infrared anti-false fiber according to claim 2 is characterized in that, described polyester is PET or PBT; Described polyamide is PA6, PA66.
4, a kind of preparation method of infrared anti-false fiber as claimed in claim 1 or 2 is characterized in that, comprises the steps:
(1) preparation of infrared anti-false master batch: with the vacuumize respectively of infrared-visible light up-conversion, carrier material and auxiliary additive, in kneader, mediate, in the process of mediating, add coupling agent, dispersant and auxiliary additive, extrude by the screw extruder melt blending after mediating evenly, pelletizing obtains the infrared anti-false master batch after water-cooled, wherein, the weight percentage of each component is infrared-visible light up-conversion 20%-50%, carrier material 48.8%-70%, coupling agent 0.1%-3%, dispersant 0.1%-3%, auxiliary additive 1-4%;
(2) spinning material is prepared: false proof master batch and the part by weight blend that becomes fine copolymer to press 1: 50～3: 1, and at 100 ℃-150 ℃, vacuum are under the condition of 0.1Mpa dry 8-24 hour;
(3) spinning and stretching: spinning material melt extruded by extruder type spinning machine enter spinning manifold and filament spinning component and form as-spun fibre, as-spun fibre through cooling, oil after coiling and molding, undrawn yarn drawn operation obtains infrared anti-false fiber; 190 ℃-300 ℃ of spinning temperatures, spinning speed 400m/min-5000m/min, draw ratio 1.2-5 times, draft temperature: 20 ℃-100 ℃ of temperature of heat plate, 20 ℃-180 ℃ of hot plate temperatures.
5, preparation method according to claim 4 is characterized in that: described carrier material is polyester or polyamide, and described polyester is PET or PBT; Described polyamide is PA6, PA66.
6, a kind of application of infrared anti-false fiber as claimed in claim 1 or 2 is characterized in that, is applied to packing, certificate, bill, bank card, stamp or the invoice of brand trademark, brand article.
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|---|---|---|---|
| CN 200610116074 CN1966785A (en) | 2006-09-15 | 2006-09-15 | Infrared anti-false fiber and its production method and use |
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|---|---|---|---|
| CN 200610116074 CN1966785A (en) | 2006-09-15 | 2006-09-15 | Infrared anti-false fiber and its production method and use |
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| CN101864605A (en) * | 2010-06-09 | 2010-10-20 | 蚌埠市瑞进防伪材料科技有限公司 | Near-infrared absorption counterfeit fiber and preparation method thereof |
| CN101403143B (en) * | 2008-08-29 | 2012-05-09 | 东华大学 | Method for producing fluorescent polypropylene fibers by utilizing organic fluorescent compound |
| CN102560706A (en) * | 2012-02-29 | 2012-07-11 | 瑞安市瑞邦针纺科技有限公司 | Preparation method of low-melting-point hot-melting tynex |
| CN104312106A (en) * | 2014-09-19 | 2015-01-28 | 金发科技股份有限公司 | Completely biodegradable anti-counterfeiting plastic bag and preparation method thereof |
| CN104342779A (en) * | 2014-11-11 | 2015-02-11 | 江苏江南高纤股份有限公司 | Anti-counterfeiting functional PET (Polyester) ultra-short fiber, and application, preparation method and preparation system thereof |
| CN103469340B (en) * | 2013-09-26 | 2015-07-01 | 江苏立新化纤科技有限公司 | Fluorine-containing PBT random co-polyester DTY fiber and method for preparing same |
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| CN112063122A (en) * | 2019-06-11 | 2020-12-11 | 苏州大学 | Element master batch suitable for anti-counterfeiting chemical fiber and preparation method thereof |
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| CN113089121A (en) * | 2021-03-08 | 2021-07-09 | 上海共兴线带机械有限公司 | Electronic passport anti-counterfeiting line |
| CN113999501A (en) * | 2021-12-09 | 2022-02-01 | 嘉兴市富达化学纤维厂 | Near-infrared camouflage master batch, preparation method thereof, near-infrared camouflage fiber and fabric |
| CN114592249A (en) * | 2022-03-24 | 2022-06-07 | 江苏集萃功能材料研究所有限公司 | Infrared-emitting fabric anti-counterfeiting fiber and application thereof |
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- 2006-09-15 CN CN 200610116074 patent/CN1966785A/en active Pending
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| CN101864605A (en) * | 2010-06-09 | 2010-10-20 | 蚌埠市瑞进防伪材料科技有限公司 | Near-infrared absorption counterfeit fiber and preparation method thereof |
| CN102560706A (en) * | 2012-02-29 | 2012-07-11 | 瑞安市瑞邦针纺科技有限公司 | Preparation method of low-melting-point hot-melting tynex |
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| CN104312106A (en) * | 2014-09-19 | 2015-01-28 | 金发科技股份有限公司 | Completely biodegradable anti-counterfeiting plastic bag and preparation method thereof |
| CN104312106B (en) * | 2014-09-19 | 2016-08-24 | 金发科技股份有限公司 | A kind of false proof polybag of complete biodegradable and preparation method thereof |
| CN104342779A (en) * | 2014-11-11 | 2015-02-11 | 江苏江南高纤股份有限公司 | Anti-counterfeiting functional PET (Polyester) ultra-short fiber, and application, preparation method and preparation system thereof |
| CN105908513B (en) * | 2016-06-27 | 2018-04-17 | 广东溢达纺织有限公司 | False proof yarn and preparation method thereof |
| CN105908513A (en) * | 2016-06-27 | 2016-08-31 | 广东溢达纺织有限公司 | Anti-fake yarns and preparation method thereof |
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| CN113089121A (en) * | 2021-03-08 | 2021-07-09 | 上海共兴线带机械有限公司 | Electronic passport anti-counterfeiting line |
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